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Weekly Routing Table Report

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cscora at apnic

Oct 3, 2008, 11:08 AM

Post #76 of 149 (7193 views)
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Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 04 Oct, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 270385
Prefixes after maximum aggregation: 130450
Deaggregation factor: 2.07
Unique aggregates announced to Internet: 131768
Total ASes present in the Internet Routing Table: 29399
Prefixes per ASN: 9.20
Origin-only ASes present in the Internet Routing Table: 25577
Origin ASes announcing only one prefix: 12464
Transit ASes present in the Internet Routing Table: 3822
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 26
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 560
Unregistered ASNs in the Routing Table: 200
Number of 32-bit ASNs allocated by the RIRs: 61
Prefixes from 32-bit ASNs in the Routing Table: 10
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 752
Number of addresses announced to Internet: 1909012352
Equivalent to 113 /8s, 201 /16s and 55 /24s
Percentage of available address space announced: 51.5
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 82.3
Percentage of address space in use by end-sites: 73.7
Total number of prefixes smaller than registry allocations: 132791

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62421
Total APNIC prefixes after maximum aggregation: 23127
APNIC Deaggregation factor: 2.70
Prefixes being announced from the APNIC address blocks: 59307
Unique aggregates announced from the APNIC address blocks: 26669
APNIC Region origin ASes present in the Internet Routing Table: 3389
APNIC Prefixes per ASN: 17.50
APNIC Region origin ASes announcing only one prefix: 903
APNIC Region transit ASes present in the Internet Routing Table: 539
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 377990304
Equivalent to 22 /8s, 135 /16s and 172 /24s
Percentage of available APNIC address space announced: 80.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8,
115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8,
122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8,
210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 122827
Total ARIN prefixes after maximum aggregation: 64724
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92067
Unique aggregates announced from the ARIN address blocks: 35235
ARIN Region origin ASes present in the Internet Routing Table: 12493
ARIN Prefixes per ASN: 7.37
ARIN Region origin ASes announcing only one prefix: 4833
ARIN Region transit ASes present in the Internet Routing Table: 1189
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 364498912
Equivalent to 21 /8s, 185 /16s and 207 /24s
Percentage of available ARIN address space announced: 74.9

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 58838
Total RIPE prefixes after maximum aggregation: 35441
RIPE Deaggregation factor: 1.66
Prefixes being announced from the RIPE address blocks: 54018
Unique aggregates announced from the RIPE address blocks: 36183
RIPE Region origin ASes present in the Internet Routing Table: 11981
RIPE Prefixes per ASN: 4.51
RIPE Region origin ASes announcing only one prefix: 6314
RIPE Region transit ASes present in the Internet Routing Table: 1824
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 374235424
Equivalent to 22 /8s, 78 /16s and 97 /24s
Percentage of available RIPE address space announced: 85.8

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 21554
Total LACNIC prefixes after maximum aggregation: 5416
LACNIC Deaggregation factor: 3.98
Prefixes being announced from the LACNIC address blocks: 19669
Unique aggregates announced from the LACNIC address blocks: 11065
LACNIC Region origin ASes present in the Internet Routing Table: 1005
LACNIC Prefixes per ASN: 19.57
LACNIC Region origin ASes announcing only one prefix: 332
LACNIC Region transit ASes present in the Internet Routing Table: 169
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 56901120
Equivalent to 3 /8s, 100 /16s and 62 /24s
Percentage of available LACNIC address space announced: 56.5

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4189
Total AfriNIC prefixes after maximum aggregation: 1300
AfriNIC Deaggregation factor: 3.22
Prefixes being announced from the AfriNIC address blocks: 4464
Unique aggregates announced from the AfriNIC address blocks: 2066
AfriNIC Region origin ASes present in the Internet Routing Table: 260
AfriNIC Prefixes per ASN: 17.17
AfriNIC Region origin ASes announcing only one prefix: 82
AfriNIC Region transit ASes present in the Internet Routing Table: 55
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 12766464
Equivalent to 0 /8s, 194 /16s and 205 /24s
Percentage of available AfriNIC address space announced: 38.0

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4755 1454 521 190 TATA Communications formerly
17488 1393 95 99 Hathway IP Over Cable Interne
9583 1109 87 476 Sify Limited
4766 876 6407 359 Korea Telecom (KIX)
4134 839 13664 343 CHINANET-BACKBONE
23577 808 34 689 Korea Telecom (ATM-MPLS)
18101 781 161 63 Reliance Infocom Ltd Internet
4780 717 355 61 Digital United Inc.
9498 680 295 54 BHARTI BT INTERNET LTD.
4808 627 1164 142 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4299 3416 339 bellsouth.net, inc.
209 2940 4033 623 Qwest
6298 2009 319 713 Cox Communicatons
20115 1811 1425 712 Charter Communications
1785 1668 717 154 PaeTec Communications, Inc.
2386 1554 699 895 AT&T Data Communications Serv
4323 1540 1083 373 Time Warner Telecom
7018 1414 5795 984 AT&T WorldNet Services
11492 1212 152 11 Cable One
6478 1203 242 182 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 432 1761 381 TDC Tele Danmark
30890 338 90 182 SC Kappa Invexim SRL
3301 330 1428 301 TeliaNet Sweden
3215 328 2756 107 France Telecom Transpac
3320 324 7063 273 Deutsche Telekom AG
8866 324 79 22 Bulgarian Telecommunication C
8452 316 188 11 TEDATA
5462 301 794 27 Telewest Broadband
8551 287 270 37 Bezeq International
680 275 2047 265 DFN-IP service G-WiN

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1412 2847 223 UniNet S.A. de C.V.
11830 669 299 9 Instituto Costarricense de El
22047 564 270 14 VTR PUNTO NET S.A.
7303 493 242 71 Telecom Argentina Stet-France
10620 483 118 93 TVCABLE BOGOTA
16814 426 27 10 NSS, S.A.
6471 420 85 48 ENTEL CHILE S.A.
11172 407 118 71 Servicios Alestra S.A de C.V
14117 343 23 9 Telefonica del Sur S.A.
28573 339 443 28 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 545 71 39 LINKdotNET AS number
20858 401 34 3 EgyNet
3741 265 855 223 The Internet Solution
2018 234 215 139 Tertiary Education Network
6713 143 135 11 Itissalat Al-MAGHRIB
33783 137 10 13 EEPAD TISP TELECOM & INTERNET
5536 120 8 17 Internet Egypt Network
5713 119 555 69 Telkom SA Ltd
33776 116 6 3 Starcomms Nigeria Limited
29571 109 13 9 Ci Telecom Autonomous system

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4299 3416 339 bellsouth.net, inc.
209 2940 4033 623 Qwest
6298 2009 319 713 Cox Communicatons
20115 1811 1425 712 Charter Communications
1785 1668 717 154 PaeTec Communications, Inc.
2386 1554 699 895 AT&T Data Communications Serv
4323 1540 1083 373 Time Warner Telecom
4755 1454 521 190 TATA Communications formerly
7018 1414 5795 984 AT&T WorldNet Services
8151 1412 2847 223 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2940 2317 Qwest
1785 1668 1514 PaeTec Communications, Inc.
6298 2009 1296 Cox Communicatons
17488 1393 1294 Hathway IP Over Cable Interne
4755 1454 1264 TATA Communications formerly
11492 1212 1201 Cable One
8151 1412 1189 UniNet S.A. de C.V.
4323 1540 1167 Time Warner Telecom
20115 1811 1099 Charter Communications
18566 1058 1048 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.189.32.0/21 29571 Ci Telecom Autonomous system
41.215.208.0/20 8657 CPRM Autonomous System
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.133.0.0/19 16082 Spitfire Digital Networks Aut
63.140.213.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:17 /11:45 /12:147
/13:295 /14:531 /15:1060 /16:10127 /17:4401 /18:7603
/19:16337 /20:19159 /21:18671 /22:23526 /23:24569 /24:141200
/25:816 /26:979 /27:769 /28:89 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2847 4299 bellsouth.net, inc.
6298 1983 2009 Cox Communicatons
209 1698 2940 Qwest
2386 1234 1554 AT&T Data Communications Serv
17488 1200 1393 Hathway IP Over Cable Interne
11492 1188 1212 Cable One
1785 1128 1668 PaeTec Communications, Inc.
6478 1095 1203 AT&T Worldnet Services
18566 1039 1058 Covad Communications
9583 977 1109 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:8 8:142 12:2173 13:2 15:22 16:3
17:5 18:13 20:35 24:1128 31:1 32:58
38:502 40:92 41:712 43:1 44:2 47:12
52:3 55:3 56:3 57:26 58:520 59:526
60:452 61:974 62:1233 63:2034 64:3219 65:2418
66:3509 67:1264 68:802 69:2321 70:859 71:244
72:2053 73:7 74:1217 75:161 76:265 77:804
78:839 79:255 80:929 81:863 82:603 83:381
84:581 85:1006 86:401 87:709 88:340 89:1384
90:20 91:1561 92:267 93:895 94:227 96:79
97:88 98:338 99:8 113:1 114:104 115:100
116:998 117:373 118:236 119:515 120:93 121:599
122:853 123:444 124:863 125:1183 128:356 129:201
130:134 131:416 132:72 133:9 134:180 135:32
136:217 137:97 138:142 139:81 140:511 141:106
142:408 143:299 144:328 145:51 146:371 147:159
148:524 149:210 150:128 151:182 152:149 153:136
154:10 155:283 156:173 157:301 158:168 159:305
160:275 161:138 162:255 163:131 164:518 165:509
166:365 167:336 168:635 169:143 170:452 171:33
172:10 173:34 187:16 188:1 189:309 190:2235
192:5750 193:4147 194:3265 195:2584 196:1006 198:3740
199:3295 200:5538 201:1435 202:7855 203:8083 204:3943
205:2154 206:2349 207:2742 208:3680 209:3437 210:2580
211:1096 212:1464 213:1595 214:175 215:50 216:4355
217:1237 218:348 219:435 220:1061 221:416 222:287

End of report

cscora at apnic

Oct 10, 2008, 11:09 AM

Post #77 of 149 (7174 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 11 Oct, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 270790
Prefixes after maximum aggregation: 130670
Deaggregation factor: 2.07
Unique aggregates announced to Internet: 131713
Total ASes present in the Internet Routing Table: 29477
Prefixes per ASN: 9.19
Origin-only ASes present in the Internet Routing Table: 25621
Origin ASes announcing only one prefix: 12506
Transit ASes present in the Internet Routing Table: 3856
Transit-only ASes present in the Internet Routing Table: 82
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 18
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 569
Unregistered ASNs in the Routing Table: 208
Number of 32-bit ASNs allocated by the RIRs: 61
Prefixes from 32-bit ASNs in the Routing Table: 10
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 755
Number of addresses announced to Internet: 1911844672
Equivalent to 113 /8s, 244 /16s and 111 /24s
Percentage of available address space announced: 51.6
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 82.3
Percentage of address space in use by end-sites: 73.7
Total number of prefixes smaller than registry allocations: 132945

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62393
Total APNIC prefixes after maximum aggregation: 23186
APNIC Deaggregation factor: 2.69
Prefixes being announced from the APNIC address blocks: 59270
Unique aggregates announced from the APNIC address blocks: 26697
APNIC Region origin ASes present in the Internet Routing Table: 3402
APNIC Prefixes per ASN: 17.42
APNIC Region origin ASes announcing only one prefix: 903
APNIC Region transit ASes present in the Internet Routing Table: 543
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 378110880
Equivalent to 22 /8s, 137 /16s and 131 /24s
Percentage of available APNIC address space announced: 80.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8,
115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8,
122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8,
210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123078
Total ARIN prefixes after maximum aggregation: 64823
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92344
Unique aggregates announced from the ARIN address blocks: 35062
ARIN Region origin ASes present in the Internet Routing Table: 12519
ARIN Prefixes per ASN: 7.38
ARIN Region origin ASes announcing only one prefix: 4856
ARIN Region transit ASes present in the Internet Routing Table: 1197
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 365498400
Equivalent to 21 /8s, 201 /16s and 16 /24s
Percentage of available ARIN address space announced: 75.1

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 58965
Total RIPE prefixes after maximum aggregation: 35511
RIPE Deaggregation factor: 1.66
Prefixes being announced from the RIPE address blocks: 54163
Unique aggregates announced from the RIPE address blocks: 36250
RIPE Region origin ASes present in the Internet Routing Table: 12011
RIPE Prefixes per ASN: 4.51
RIPE Region origin ASes announcing only one prefix: 6332
RIPE Region transit ASes present in the Internet Routing Table: 1842
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 375037856
Equivalent to 22 /8s, 90 /16s and 159 /24s
Percentage of available RIPE address space announced: 86.0

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 21825
Total LACNIC prefixes after maximum aggregation: 5399
LACNIC Deaggregation factor: 4.04
Prefixes being announced from the LACNIC address blocks: 19874
Unique aggregates announced from the LACNIC address blocks: 11074
LACNIC Region origin ASes present in the Internet Routing Table: 1010
LACNIC Prefixes per ASN: 19.68
LACNIC Region origin ASes announcing only one prefix: 332
LACNIC Region transit ASes present in the Internet Routing Table: 170
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 57342720
Equivalent to 3 /8s, 106 /16s and 251 /24s
Percentage of available LACNIC address space announced: 57.0

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 3963
Total AfriNIC prefixes after maximum aggregation: 1310
AfriNIC Deaggregation factor: 3.03
Prefixes being announced from the AfriNIC address blocks: 4229
Unique aggregates announced from the AfriNIC address blocks: 2056
AfriNIC Region origin ASes present in the Internet Routing Table: 261
AfriNIC Prefixes per ASN: 16.20
AfriNIC Region origin ASes announcing only one prefix: 83
AfriNIC Region transit ASes present in the Internet Routing Table: 56
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 12835328
Equivalent to 0 /8s, 195 /16s and 218 /24s
Percentage of available AfriNIC address space announced: 38.3

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4755 1476 522 197 TATA Communications formerly
17488 1420 96 103 Hathway IP Over Cable Interne
9583 1108 87 476 Sify Limited
4766 885 6407 362 Korea Telecom (KIX)
4134 843 13664 346 CHINANET-BACKBONE
23577 811 34 694 Korea Telecom (ATM-MPLS)
18101 781 167 26 Reliance Infocom Ltd Internet
4780 716 355 61 Digital United Inc.
9498 686 295 54 BHARTI BT INTERNET LTD.
4808 627 1164 142 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4296 3416 339 bellsouth.net, inc.
209 2938 4033 621 Qwest
6298 2011 319 711 Cox Communicatons
20115 1878 1424 715 Charter Communications
1785 1670 717 154 PaeTec Communications, Inc.
2386 1558 699 896 AT&T Data Communications Serv
4323 1553 1084 376 Time Warner Telecom
7018 1410 5859 988 AT&T WorldNet Services
6478 1312 273 197 AT&T Worldnet Services
11492 1216 152 11 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 435 1777 384 TDC Tele Danmark
30890 348 94 188 SC Kappa Invexim SRL
3215 328 2756 107 France Telecom Transpac
3301 328 1428 299 TeliaNet Sweden
3320 325 7063 274 Deutsche Telekom AG
8866 324 79 22 Bulgarian Telecommunication C
8452 308 188 11 TEDATA
5462 301 794 27 Telewest Broadband
8551 287 270 37 Bezeq International
680 275 2047 265 DFN-IP service G-WiN

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1419 2849 219 UniNet S.A. de C.V.
11830 669 299 9 Instituto Costarricense de El
22047 564 270 14 VTR PUNTO NET S.A.
10620 504 122 61 TVCABLE BOGOTA
7303 490 241 69 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 420 85 49 ENTEL CHILE S.A.
11172 407 118 71 Servicios Alestra S.A de C.V
28573 372 460 23 NET Servicos de Comunicao S.A
14117 343 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 543 71 39 LINKdotNET AS number
3741 267 856 225 The Internet Solution
2018 235 215 139 Tertiary Education Network
20858 194 34 3 EgyNet
6713 143 135 11 Itissalat Al-MAGHRIB
33783 137 10 13 EEPAD TISP TELECOM & INTERNET
5536 120 8 17 Internet Egypt Network
5713 119 555 69 Telkom SA Ltd
33776 116 6 3 Starcomms Nigeria Limited
29571 109 13 9 Ci Telecom Autonomous system

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4296 3416 339 bellsouth.net, inc.
209 2938 4033 621 Qwest
6298 2011 319 711 Cox Communicatons
20115 1878 1424 715 Charter Communications
1785 1670 717 154 PaeTec Communications, Inc.
2386 1558 699 896 AT&T Data Communications Serv
4323 1553 1084 376 Time Warner Telecom
4755 1476 522 197 TATA Communications formerly
17488 1420 96 103 Hathway IP Over Cable Interne
8151 1419 2849 219 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2938 2317 Qwest
1785 1670 1516 PaeTec Communications, Inc.
17488 1420 1317 Hathway IP Over Cable Interne
6298 2011 1300 Cox Communicatons
4755 1476 1279 TATA Communications formerly
11492 1216 1205 Cable One
8151 1419 1200 UniNet S.A. de C.V.
4323 1553 1177 Time Warner Telecom
20115 1878 1163 Charter Communications
6478 1312 1115 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.71.0/24 701 UUNET Technologies, Inc.
63.143.115.0/24 701 UUNET Technologies, Inc.

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:17 /11:46 /12:148
/13:297 /14:536 /15:1063 /16:10150 /17:4411 /18:7643
/19:16360 /20:19220 /21:18775 /22:23634 /23:24603 /24:141184
/25:820 /26:989 /27:763 /28:87 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2843 4296 bellsouth.net, inc.
6298 1985 2011 Cox Communicatons
209 1696 2938 Qwest
2386 1238 1558 AT&T Data Communications Serv
17488 1213 1420 Hathway IP Over Cable Interne
11492 1192 1216 Cable One
1785 1131 1670 PaeTec Communications, Inc.
6478 1098 1312 AT&T Worldnet Services
18566 1043 1062 Covad Communications
20115 987 1878 Charter Communications

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:8 8:140 12:2182 13:2 15:22 16:3
17:5 18:13 20:35 24:1135 31:1 32:58
38:508 40:92 41:710 43:1 44:2 47:12
52:3 55:3 56:3 57:26 58:517 59:527
60:452 61:980 62:1098 63:2032 64:3227 65:2407
66:3518 67:1277 68:802 69:2320 70:861 71:275
72:2030 73:7 74:1239 75:188 76:275 77:816
78:843 79:266 80:907 81:871 82:600 83:392
84:553 85:1008 86:400 87:708 88:340 89:1376
90:22 91:1582 92:274 93:895 94:235 95:3
96:79 97:97 98:340 99:8 113:10 114:95
115:118 116:1007 117:374 118:237 119:517 120:93
121:599 122:855 123:440 124:867 125:1193 128:356
129:204 130:135 131:415 132:72 133:9 134:184
135:32 136:223 137:97 138:143 139:81 140:509
141:108 142:403 143:301 144:327 145:50 146:373
147:156 148:529 149:211 150:128 151:181 152:148
153:136 154:10 155:282 156:174 157:301 158:170
159:304 160:275 161:138 162:255 163:133 164:519
165:510 166:364 167:337 168:637 169:143 170:450
171:33 172:10 173:50 187:16 188:1 189:325
190:2299 192:5750 193:4130 194:3243 195:2584 196:1009
198:3740 199:3294 200:5553 201:1422 202:7771 203:8077
204:3923 205:2143 206:2341 207:2757 208:3666 209:3433
210:2564 211:1100 212:1482 213:1544 214:169 215:50
216:4393 217:1237 218:346 219:440 220:1054 221:416
222:290

End of report

cscora at apnic

Oct 17, 2008, 11:10 AM

Post #78 of 149 (7176 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 18 Oct, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 271514
Prefixes after maximum aggregation: 130898
Deaggregation factor: 2.07
Unique aggregates announced to Internet: 131783
Total ASes present in the Internet Routing Table: 29518
Prefixes per ASN: 9.20
Origin-only ASes present in the Internet Routing Table: 25695
Origin ASes announcing only one prefix: 12506
Transit ASes present in the Internet Routing Table: 3823
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 104
Max AS path prepend of ASN (43413) 100
Prefixes from unregistered ASNs in the Routing Table: 562
Unregistered ASNs in the Routing Table: 201
Number of 32-bit ASNs allocated by the RIRs: 61
Prefixes from 32-bit ASNs in the Routing Table: 9
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 752
Number of addresses announced to Internet: 1923950912
Equivalent to 114 /8s, 173 /16s and 41 /24s
Percentage of available address space announced: 51.9
Percentage of allocated address space announced: 63.0
Percentage of available address space allocated: 82.3
Percentage of address space in use by end-sites: 73.9
Total number of prefixes smaller than registry allocations: 133641

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62245
Total APNIC prefixes after maximum aggregation: 23219
APNIC Deaggregation factor: 2.68
Prefixes being announced from the APNIC address blocks: 59212
Unique aggregates announced from the APNIC address blocks: 26686
APNIC Region origin ASes present in the Internet Routing Table: 3404
APNIC Prefixes per ASN: 17.39
APNIC Region origin ASes announcing only one prefix: 906
APNIC Region transit ASes present in the Internet Routing Table: 537
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 379108256
Equivalent to 22 /8s, 152 /16s and 187 /24s
Percentage of available APNIC address space announced: 80.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8,
115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8,
122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8,
210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123346
Total ARIN prefixes after maximum aggregation: 64844
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92672
Unique aggregates announced from the ARIN address blocks: 35033
ARIN Region origin ASes present in the Internet Routing Table: 12538
ARIN Prefixes per ASN: 7.39
ARIN Region origin ASes announcing only one prefix: 4859
ARIN Region transit ASes present in the Internet Routing Table: 1195
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 363895840
Equivalent to 21 /8s, 176 /16s and 156 /24s
Percentage of available ARIN address space announced: 74.8

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 59495
Total RIPE prefixes after maximum aggregation: 35663
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 54642
Unique aggregates announced from the RIPE address blocks: 36307
RIPE Region origin ASes present in the Internet Routing Table: 12030
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 6326
RIPE Region transit ASes present in the Internet Routing Table: 1824
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 104
Number of RIPE addresses announced to Internet: 375674272
Equivalent to 22 /8s, 100 /16s and 85 /24s
Percentage of available RIPE address space announced: 86.1

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 21833
Total LACNIC prefixes after maximum aggregation: 5417
LACNIC Deaggregation factor: 4.03
Prefixes being announced from the LACNIC address blocks: 19891
Unique aggregates announced from the LACNIC address blocks: 11115
LACNIC Region origin ASes present in the Internet Routing Table: 1014
LACNIC Prefixes per ASN: 19.62
LACNIC Region origin ASes announcing only one prefix: 334
LACNIC Region transit ASes present in the Internet Routing Table: 171
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 57394944
Equivalent to 3 /8s, 107 /16s and 199 /24s
Percentage of available LACNIC address space announced: 57.0

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4036
Total AfriNIC prefixes after maximum aggregation: 1316
AfriNIC Deaggregation factor: 3.07
Prefixes being announced from the AfriNIC address blocks: 4290
Unique aggregates announced from the AfriNIC address blocks: 2100
AfriNIC Region origin ASes present in the Internet Routing Table: 260
AfriNIC Prefixes per ASN: 16.50
AfriNIC Region origin ASes announcing only one prefix: 81
AfriNIC Region transit ASes present in the Internet Routing Table: 52
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12856576
Equivalent to 0 /8s, 196 /16s and 45 /24s
Percentage of available AfriNIC address space announced: 38.3

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4755 1483 518 196 TATA Communications formerly
17488 1388 96 103 Hathway IP Over Cable Interne
9583 1104 86 474 Sify Limited
4766 879 6407 360 Korea Telecom (KIX)
4134 844 13647 345 CHINANET-BACKBONE
23577 811 34 693 Korea Telecom (ATM-MPLS)
18101 781 161 65 Reliance Infocom Ltd Internet
4780 717 355 62 Digital United Inc.
9498 688 295 53 BHARTI BT INTERNET LTD.
4808 627 1164 142 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4301 3416 339 bellsouth.net, inc.
209 3075 4033 623 Qwest
6298 2010 319 714 Cox Communicatons
20115 1925 1426 718 Charter Communications
1785 1678 717 155 PaeTec Communications, Inc.
2386 1589 699 896 AT&T Data Communications Serv
4323 1550 1083 373 Time Warner Telecom
7018 1413 5859 984 AT&T WorldNet Services
6478 1318 273 198 AT&T Worldnet Services
11492 1212 152 11 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 434 1777 385 TDC Tele Danmark
30890 348 94 188 SC Kappa Invexim SRL
3215 327 2756 106 France Telecom Transpac
3301 327 1428 298 TeliaNet Sweden
3320 326 7063 275 Deutsche Telekom AG
8866 326 111 23 Bulgarian Telecommunication C
5462 301 794 27 Telewest Broadband
25233 295 45 27 Awalnet
8452 294 188 11 TEDATA
8551 287 270 37 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1411 2849 221 UniNet S.A. de C.V.
11830 669 299 9 Instituto Costarricense de El
22047 564 270 14 VTR PUNTO NET S.A.
10620 505 122 61 TVCABLE BOGOTA
7303 493 242 69 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 419 85 48 ENTEL CHILE S.A.
11172 405 118 72 Servicios Alestra S.A de C.V
28573 349 460 23 NET Servicos de Comunicao S.A
14117 343 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 544 72 40 LINKdotNET AS number
3741 269 856 225 The Internet Solution
2018 233 215 139 Tertiary Education Network
20858 213 34 3 EgyNet
6713 143 135 11 Itissalat Al-MAGHRIB
33783 137 10 13 EEPAD TISP TELECOM & INTERNET
5536 124 8 20 Internet Egypt Network
33776 116 6 3 Starcomms Nigeria Limited
5713 115 555 65 Telkom SA Ltd
29571 112 13 9 Ci Telecom Autonomous system

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4301 3416 339 bellsouth.net, inc.
209 3075 4033 623 Qwest
6298 2010 319 714 Cox Communicatons
20115 1925 1426 718 Charter Communications
1785 1678 717 155 PaeTec Communications, Inc.
2386 1589 699 896 AT&T Data Communications Serv
4323 1550 1083 373 Time Warner Telecom
4755 1483 518 196 TATA Communications formerly
7018 1413 5859 984 AT&T WorldNet Services
8151 1411 2849 221 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 3075 2452 Qwest
1785 1678 1523 PaeTec Communications, Inc.
6298 2010 1296 Cox Communicatons
4755 1483 1287 TATA Communications formerly
17488 1388 1285 Hathway IP Over Cable Interne
20115 1925 1207 Charter Communications
11492 1212 1201 Cable One
8151 1411 1190 UniNet S.A. de C.V.
4323 1550 1177 Time Warner Telecom
6478 1318 1120 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.71.0/24 701 UUNET Technologies, Inc.
63.143.115.0/24 701 UUNET Technologies, Inc.

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:17 /11:46 /12:148
/13:298 /14:536 /15:1066 /16:10125 /17:4399 /18:7590
/19:16364 /20:19244 /21:18707 /22:23677 /23:24603 /24:141889
/25:820 /26:999 /27:851 /28:90 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2847 4301 bellsouth.net, inc.
6298 1984 2010 Cox Communicatons
209 1796 3075 Qwest
2386 1268 1589 AT&T Data Communications Serv
11492 1188 1212 Cable One
17488 1179 1388 Hathway IP Over Cable Interne
1785 1139 1678 PaeTec Communications, Inc.
6478 1104 1318 AT&T Worldnet Services
18566 1040 1059 Covad Communications
20115 1033 1925 Charter Communications

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:141 12:2186 13:2 15:22 16:3
17:5 18:13 20:38 24:1148 31:1 32:58
38:511 40:92 41:708 43:1 44:2 47:12
52:3 55:3 56:3 57:26 58:521 59:530
60:452 61:983 62:1092 63:2037 64:3240 65:2429
66:3519 67:1286 68:805 69:2346 70:861 71:276
72:2056 73:7 74:1254 75:213 76:279 77:924
78:810 79:279 80:906 81:864 82:587 83:402
84:592 85:1036 86:501 87:706 88:325 89:1380
90:23 91:1602 92:270 93:928 94:258 95:3
96:80 97:102 98:350 99:11 113:15 114:110
115:122 116:985 117:378 118:240 119:523 120:93
121:604 122:852 123:446 124:862 125:1195 128:353
129:207 130:135 131:417 132:72 133:9 134:185
135:31 136:223 137:98 138:144 139:81 140:433
141:106 142:401 143:291 144:326 145:51 146:375
147:153 148:530 149:207 150:128 151:208 152:149
153:135 154:10 155:278 156:173 157:301 158:170
159:305 160:275 161:139 162:255 163:133 164:520
165:511 166:363 167:338 168:644 169:145 170:448
171:33 172:10 173:54 187:16 188:1 189:292
190:2317 192:5750 193:4147 194:3260 195:2617 196:1002
198:3735 199:3299 200:5552 201:1424 202:7820 203:8040
204:3925 205:2164 206:2293 207:2764 208:3708 209:3440
210:2566 211:1102 212:1514 213:1614 214:169 215:50
216:4419 217:1244 218:349 219:439 220:1053 221:413
222:298

End of report

cscora at apnic

Oct 24, 2008, 11:09 AM

Post #79 of 149 (7126 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 25 Oct, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 271907
Prefixes after maximum aggregation: 131148
Deaggregation factor: 2.07
Unique aggregates announced to Internet: 132451
Total ASes present in the Internet Routing Table: 29588
Prefixes per ASN: 9.19
Origin-only ASes present in the Internet Routing Table: 25742
Origin ASes announcing only one prefix: 12531
Transit ASes present in the Internet Routing Table: 3846
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 19
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 549
Unregistered ASNs in the Routing Table: 196
Number of 32-bit ASNs allocated by the RIRs: 61
Prefixes from 32-bit ASNs in the Routing Table: 10
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 751
Number of addresses announced to Internet: 1912392384
Equivalent to 113 /8s, 252 /16s and 202 /24s
Percentage of available address space announced: 51.6
Percentage of allocated address space announced: 62.7
Percentage of available address space allocated: 82.3
Percentage of address space in use by end-sites: 73.9
Total number of prefixes smaller than registry allocations: 133807

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62377
Total APNIC prefixes after maximum aggregation: 23279
APNIC Deaggregation factor: 2.68
Prefixes being announced from the APNIC address blocks: 59339
Unique aggregates announced from the APNIC address blocks: 26786
APNIC Region origin ASes present in the Internet Routing Table: 3418
APNIC Prefixes per ASN: 17.36
APNIC Region origin ASes announcing only one prefix: 918
APNIC Region transit ASes present in the Internet Routing Table: 532
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 379774368
Equivalent to 22 /8s, 162 /16s and 229 /24s
Percentage of available APNIC address space announced: 80.8

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8,
115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8,
122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8,
210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123035
Total ARIN prefixes after maximum aggregation: 64787
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92511
Unique aggregates announced from the ARIN address blocks: 35100
ARIN Region origin ASes present in the Internet Routing Table: 12535
ARIN Prefixes per ASN: 7.38
ARIN Region origin ASes announcing only one prefix: 4842
ARIN Region transit ASes present in the Internet Routing Table: 1198
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 363924896
Equivalent to 21 /8s, 177 /16s and 13 /24s
Percentage of available ARIN address space announced: 74.8

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 59860
Total RIPE prefixes after maximum aggregation: 35810
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 55001
Unique aggregates announced from the RIPE address blocks: 36533
RIPE Region origin ASes present in the Internet Routing Table: 12084
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 6351
RIPE Region transit ASes present in the Internet Routing Table: 1844
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 376405152
Equivalent to 22 /8s, 111 /16s and 124 /24s
Percentage of available RIPE address space announced: 86.3

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22011
Total LACNIC prefixes after maximum aggregation: 5514
LACNIC Deaggregation factor: 3.99
Prefixes being announced from the LACNIC address blocks: 20083
Unique aggregates announced from the LACNIC address blocks: 11207
LACNIC Region origin ASes present in the Internet Routing Table: 1018
LACNIC Prefixes per ASN: 19.73
LACNIC Region origin ASes announcing only one prefix: 338
LACNIC Region transit ASes present in the Internet Routing Table: 169
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 57442816
Equivalent to 3 /8s, 108 /16s and 130 /24s
Percentage of available LACNIC address space announced: 57.1

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4078
Total AfriNIC prefixes after maximum aggregation: 1320
AfriNIC Deaggregation factor: 3.09
Prefixes being announced from the AfriNIC address blocks: 4340
Unique aggregates announced from the AfriNIC address blocks: 2112
AfriNIC Region origin ASes present in the Internet Routing Table: 264
AfriNIC Prefixes per ASN: 16.44
AfriNIC Region origin ASes announcing only one prefix: 82
AfriNIC Region transit ASes present in the Internet Routing Table: 54
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12873216
Equivalent to 0 /8s, 196 /16s and 110 /24s
Percentage of available AfriNIC address space announced: 38.4

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4755 1491 526 199 TATA Communications formerly
17488 1392 97 105 Hathway IP Over Cable Interne
9583 1107 87 475 Sify Limited
4766 883 6408 364 Korea Telecom (KIX)
4134 858 13760 353 CHINANET-BACKBONE
23577 812 35 694 Korea Telecom (ATM-MPLS)
18101 783 161 67 Reliance Infocom Ltd Internet
4780 723 357 63 Digital United Inc.
9498 692 295 54 BHARTI BT INTERNET LTD.
4808 631 1164 142 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4354 3416 338 bellsouth.net, inc.
209 3061 4035 624 Qwest
6298 2025 320 705 Cox Communicatons
1785 1696 718 159 PaeTec Communications, Inc.
20115 1650 1437 723 Charter Communications
2386 1587 699 896 AT&T Data Communications Serv
4323 1555 1084 372 Time Warner Telecom
7018 1416 5873 980 AT&T WorldNet Services
6478 1322 274 197 AT&T Worldnet Services
11492 1212 152 11 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 432 1777 384 TDC Tele Danmark
30890 348 94 188 SC Kappa Invexim SRL
3301 329 1428 300 TeliaNet Sweden
3215 328 2756 106 France Telecom Transpac
8866 328 111 23 Bulgarian Telecommunication C
3320 326 7063 275 Deutsche Telekom AG
5462 301 794 27 Telewest Broadband
25233 295 45 27 Awalnet
8452 294 188 11 TEDATA
8551 287 270 37 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1397 2833 220 UniNet S.A. de C.V.
11830 669 299 9 Instituto Costarricense de El
22047 566 270 14 VTR PUNTO NET S.A.
10620 518 122 63 TVCABLE BOGOTA
7303 494 243 70 Telecom Argentina Stet-France
16814 425 27 10 NSS, S.A.
6471 419 85 48 ENTEL CHILE S.A.
11172 407 118 73 Servicios Alestra S.A de C.V
28573 353 464 22 NET Servicos de Comunicao S.A
14117 331 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 548 72 42 LINKdotNET AS number
3741 269 856 225 The Internet Solution
2018 233 215 139 Tertiary Education Network
20858 217 34 3 EgyNet
6713 143 135 11 Itissalat Al-MAGHRIB
33783 138 10 13 EEPAD TISP TELECOM & INTERNET
5536 120 8 17 Internet Egypt Network
33776 116 6 3 Starcomms Nigeria Limited
5713 113 555 64 Telkom SA Ltd
29571 113 13 9 Ci Telecom Autonomous system

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4354 3416 338 bellsouth.net, inc.
209 3061 4035 624 Qwest
6298 2025 320 705 Cox Communicatons
1785 1696 718 159 PaeTec Communications, Inc.
20115 1650 1437 723 Charter Communications
2386 1587 699 896 AT&T Data Communications Serv
4323 1555 1084 372 Time Warner Telecom
4755 1491 526 199 TATA Communications formerly
7018 1416 5873 980 AT&T WorldNet Services
8151 1397 2833 220 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 3061 2437 Qwest
1785 1696 1537 PaeTec Communications, Inc.
6298 2025 1320 Cox Communicatons
4755 1491 1292 TATA Communications formerly
17488 1392 1287 Hathway IP Over Cable Interne
11492 1212 1201 Cable One
4323 1555 1183 Time Warner Telecom
8151 1397 1177 UniNet S.A. de C.V.
6478 1322 1125 AT&T Worldnet Services
18566 1059 1049 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.71.0/24 701 UUNET Technologies, Inc.
63.143.115.0/24 701 UUNET Technologies, Inc.

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:17 /11:46 /12:148
/13:298 /14:538 /15:1065 /16:10122 /17:4401 /18:7639
/19:16422 /20:19306 /21:18769 /22:23822 /23:24789 /24:141736
/25:819 /26:995 /27:841 /28:90 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2852 4354 bellsouth.net, inc.
6298 1999 2025 Cox Communicatons
209 1781 3061 Qwest
2386 1269 1587 AT&T Data Communications Serv
11492 1188 1212 Cable One
17488 1183 1392 Hathway IP Over Cable Interne
1785 1157 1696 PaeTec Communications, Inc.
6478 1105 1322 AT&T Worldnet Services
18566 1040 1059 Covad Communications
9583 974 1107 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:140 12:2179 13:2 15:21 16:3
17:5 20:35 24:1084 32:55 38:512 40:92
41:720 43:1 44:2 47:13 52:3 55:3
56:3 57:27 58:519 59:531 60:452 61:1030
62:1113 63:2035 64:3263 65:2432 66:3500 67:1284
68:805 69:2331 70:863 71:138 72:2055 73:7
74:1262 75:168 76:284 77:925 78:810 79:282
80:911 81:870 82:606 83:403 84:595 85:1039
86:508 87:693 88:344 89:1365 90:23 91:1608
92:287 93:955 94:267 95:3 96:80 97:111
98:360 99:13 113:26 114:114 115:127 116:994
117:382 118:238 119:512 120:95 121:608 122:849
123:465 124:862 125:1194 128:354 129:207 130:135
131:416 132:72 133:9 134:185 135:31 136:156
137:98 138:145 139:81 140:409 141:105 142:389
143:299 144:324 145:51 146:375 147:141 148:523
149:212 150:128 151:208 152:147 153:135 154:10
155:278 156:174 157:302 158:169 159:302 160:274
161:139 162:255 163:133 164:520 165:502 166:363
167:338 168:635 169:154 170:450 171:33 172:10
173:56 187:18 188:1 189:296 190:2315 192:5749
193:4160 194:3273 195:2618 196:1004 198:3714 199:3301
200:5546 201:1450 202:7762 203:8048 204:3919 205:2167
206:2285 207:2762 208:3720 209:3429 210:2574 211:1093
212:1545 213:1612 214:164 215:25 216:4428 217:1258
218:349 219:438 220:1056 221:417 222:300

End of report

cscora at apnic

Oct 31, 2008, 11:10 AM

Post #80 of 149 (7074 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 01 Nov, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 272468
Prefixes after maximum aggregation: 131440
Deaggregation factor: 2.07
Unique aggregates announced to Internet: 132812
Total ASes present in the Internet Routing Table: 29655
Prefixes per ASN: 9.19
Origin-only ASes present in the Internet Routing Table: 25822
Origin ASes announcing only one prefix: 12567
Transit ASes present in the Internet Routing Table: 3833
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 551
Unregistered ASNs in the Routing Table: 198
Number of 32-bit ASNs allocated by the RIRs: 61
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 198
Number of addresses announced to Internet: 1919227072
Equivalent to 114 /8s, 101 /16s and 20 /24s
Percentage of available address space announced: 51.8
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 82.8
Percentage of address space in use by end-sites: 74.0
Total number of prefixes smaller than registry allocations: 134099

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62538
Total APNIC prefixes after maximum aggregation: 23309
APNIC Deaggregation factor: 2.68
Prefixes being announced from the APNIC address blocks: 59466
Unique aggregates announced from the APNIC address blocks: 26845
APNIC Region origin ASes present in the Internet Routing Table: 3429
APNIC Prefixes per ASN: 17.34
APNIC Region origin ASes announcing only one prefix: 920
APNIC Region transit ASes present in the Internet Routing Table: 532
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 380054176
Equivalent to 22 /8s, 167 /16s and 42 /24s
Percentage of available APNIC address space announced: 80.9

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8,
115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8,
122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8,
210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123152
Total ARIN prefixes after maximum aggregation: 64896
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92700
Unique aggregates announced from the ARIN address blocks: 35162
ARIN Region origin ASes present in the Internet Routing Table: 12558
ARIN Prefixes per ASN: 7.38
ARIN Region origin ASes announcing only one prefix: 4858
ARIN Region transit ASes present in the Internet Routing Table: 1191
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 368557728
Equivalent to 21 /8s, 247 /16s and 190 /24s
Percentage of available ARIN address space announced: 75.8

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 59984
Total RIPE prefixes after maximum aggregation: 35947
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 55619
Unique aggregates announced from the RIPE address blocks: 37167
RIPE Region origin ASes present in the Internet Routing Table: 12115
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 6369
RIPE Region transit ASes present in the Internet Routing Table: 1838
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 377144224
Equivalent to 22 /8s, 122 /16s and 195 /24s
Percentage of available RIPE address space announced: 86.5

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22123
Total LACNIC prefixes after maximum aggregation: 5537
LACNIC Deaggregation factor: 4.00
Prefixes being announced from the LACNIC address blocks: 20171
Unique aggregates announced from the LACNIC address blocks: 11290
LACNIC Region origin ASes present in the Internet Routing Table: 1025
LACNIC Prefixes per ASN: 19.68
LACNIC Region origin ASes announcing only one prefix: 340
LACNIC Region transit ASes present in the Internet Routing Table: 170
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 57602048
Equivalent to 3 /8s, 110 /16s and 240 /24s
Percentage of available LACNIC address space announced: 57.2

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4130
Total AfriNIC prefixes after maximum aggregation: 1325
AfriNIC Deaggregation factor: 3.12
Prefixes being announced from the AfriNIC address blocks: 4420
Unique aggregates announced from the AfriNIC address blocks: 2125
AfriNIC Region origin ASes present in the Internet Routing Table: 264
AfriNIC Prefixes per ASN: 16.74
AfriNIC Region origin ASes announcing only one prefix: 80
AfriNIC Region transit ASes present in the Internet Routing Table: 52
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC addresses announced to Internet: 12880640
Equivalent to 0 /8s, 196 /16s and 139 /24s
Percentage of available AfriNIC address space announced: 25.6

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4755 1494 522 200 TATA Communications formerly
17488 1403 97 102 Hathway IP Over Cable Interne
9583 1110 87 475 Sify Limited
4766 883 6408 363 Korea Telecom (KIX)
4134 869 13760 355 CHINANET-BACKBONE
23577 816 35 701 Korea Telecom (ATM-MPLS)
18101 782 161 67 Reliance Infocom Ltd Internet
4780 724 357 63 Digital United Inc.
9498 692 295 54 BHARTI BT INTERNET LTD.
4808 627 1172 143 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4356 3416 339 bellsouth.net, inc.
209 3051 4035 622 Qwest
6298 2047 323 683 Cox Communicatons
1785 1692 717 154 PaeTec Communications, Inc.
20115 1655 1441 723 Charter Communications
2386 1588 699 896 AT&T Data Communications Serv
4323 1567 1084 376 Time Warner Telecom
7018 1415 5872 981 AT&T WorldNet Services
6478 1370 289 209 AT&T Worldnet Services
11492 1211 152 11 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 432 1777 384 TDC Tele Danmark
30890 348 94 188 SC Kappa Invexim SRL
8866 330 111 23 Bulgarian Telecommunication C
3301 329 1428 300 TeliaNet Sweden
3215 328 2756 106 France Telecom Transpac
3320 326 7063 275 Deutsche Telekom AG
8452 322 188 11 TEDATA
5462 300 794 27 Telewest Broadband
25233 296 45 28 Awalnet
8551 287 270 37 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1400 2833 220 UniNet S.A. de C.V.
11830 670 299 9 Instituto Costarricense de El
22047 566 270 14 VTR PUNTO NET S.A.
10620 545 126 59 TVCABLE BOGOTA
7303 494 243 70 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 419 85 48 ENTEL CHILE S.A.
11172 407 118 72 Servicios Alestra S.A de C.V
28573 338 464 23 NET Servicos de Comunicao S.A
14117 330 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 545 72 43 LINKdotNET AS number
3741 269 856 225 The Internet Solution
20858 259 34 3 EgyNet
2018 236 215 139 Tertiary Education Network
6713 143 135 11 Itissalat Al-MAGHRIB
33783 138 10 13 EEPAD TISP TELECOM & INTERNET
5536 120 8 17 Internet Egypt Network
33776 116 6 3 Starcomms Nigeria Limited
5713 114 555 63 Telkom SA Ltd
29571 113 13 9 Ci Telecom Autonomous system

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4356 3416 339 bellsouth.net, inc.
209 3051 4035 622 Qwest
6298 2047 323 683 Cox Communicatons
1785 1692 717 154 PaeTec Communications, Inc.
20115 1655 1441 723 Charter Communications
2386 1588 699 896 AT&T Data Communications Serv
4323 1567 1084 376 Time Warner Telecom
4755 1494 522 200 TATA Communications formerly
7018 1415 5872 981 AT&T WorldNet Services
17488 1403 97 102 Hathway IP Over Cable Interne

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 3051 2429 Qwest
1785 1692 1538 PaeTec Communications, Inc.
6298 2047 1364 Cox Communicatons
17488 1403 1301 Hathway IP Over Cable Interne
4755 1494 1294 TATA Communications formerly
11492 1211 1200 Cable One
4323 1567 1191 Time Warner Telecom
8151 1400 1180 UniNet S.A. de C.V.
6478 1370 1161 AT&T Worldnet Services
18566 1059 1049 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.71.0/24 701 UUNET Technologies, Inc.
63.143.115.0/24 701 UUNET Technologies, Inc.

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:18 /11:46 /12:149
/13:298 /14:538 /15:1066 /16:10138 /17:4406 /18:7655
/19:16460 /20:19364 /21:18859 /22:23884 /23:24861 /24:141928
/25:819 /26:1007 /27:839 /28:89 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2852 4356 bellsouth.net, inc.
6298 2021 2047 Cox Communicatons
209 1767 3051 Qwest
2386 1270 1588 AT&T Data Communications Serv
17488 1194 1403 Hathway IP Over Cable Interne
11492 1187 1211 Cable One
1785 1155 1692 PaeTec Communications, Inc.
6478 1105 1370 AT&T Worldnet Services
18566 1040 1059 Covad Communications
9583 977 1110 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:140 12:2176 13:2 15:21 16:3
17:5 20:35 24:1082 32:50 38:515 40:92
41:748 43:1 44:2 47:13 52:3 55:3
56:3 57:26 58:511 59:530 60:452 61:1024
62:1139 63:2019 64:3267 65:2429 66:3497 67:1288
68:802 69:2337 70:875 71:138 72:2054 73:7
74:1273 75:168 76:284 77:940 78:631 79:282
80:937 81:870 82:609 83:395 84:583 85:1069
86:507 87:719 88:346 89:1365 90:22 91:1647
92:291 93:947 94:268 95:4 96:80 97:121
98:370 99:14 113:38 114:113 115:137 116:1000
117:385 118:239 119:503 120:98 121:613 122:854
123:461 124:853 125:1222 128:354 129:207 130:135
131:421 132:72 133:9 134:187 135:31 136:218
137:99 138:146 139:82 140:412 141:105 142:390
143:298 144:325 145:51 146:374 147:141 148:531
149:212 150:128 151:208 152:145 153:135 154:10
155:280 156:174 157:302 158:169 159:302 160:273
161:139 162:255 163:135 164:519 165:503 166:363
167:339 168:631 169:155 170:450 171:40 172:10
173:66 187:18 188:1 189:298 190:2332 192:5761
193:4150 194:3282 195:2645 196:1018 198:3706 199:3280
200:5551 201:1469 202:7778 203:8038 204:3928 205:2170
206:2294 207:2769 208:3734 209:3441 210:2579 211:1089
212:1532 213:1635 214:67 215:25 216:4422 217:1261
218:348 219:440 220:1060 221:416 222:301

End of report

cscora at apnic

Nov 7, 2008, 10:11 AM

Post #81 of 149 (7031 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 08 Nov, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 272998
Prefixes after maximum aggregation: 131801
Deaggregation factor: 2.07
Unique aggregates announced to Internet: 133598
Total ASes present in the Internet Routing Table: 29730
Prefixes per ASN: 9.18
Origin-only ASes present in the Internet Routing Table: 25883
Origin ASes announcing only one prefix: 12609
Transit ASes present in the Internet Routing Table: 3847
Transit-only ASes present in the Internet Routing Table: 84
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 18
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 574
Unregistered ASNs in the Routing Table: 202
Number of 32-bit ASNs allocated by the RIRs: 62
Prefixes from 32-bit ASNs in the Routing Table: 9
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 202
Number of addresses announced to Internet: 1920631360
Equivalent to 114 /8s, 122 /16s and 130 /24s
Percentage of available address space announced: 51.8
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 82.8
Percentage of address space in use by end-sites: 74.2
Total number of prefixes smaller than registry allocations: 134144

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62514
Total APNIC prefixes after maximum aggregation: 23424
APNIC Deaggregation factor: 2.67
Prefixes being announced from the APNIC address blocks: 59420
Unique aggregates announced from the APNIC address blocks: 26950
APNIC Region origin ASes present in the Internet Routing Table: 3452
APNIC Prefixes per ASN: 17.21
APNIC Region origin ASes announcing only one prefix: 932
APNIC Region transit ASes present in the Internet Routing Table: 535
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 380616864
Equivalent to 22 /8s, 175 /16s and 192 /24s
Percentage of available APNIC address space announced: 81.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8,
115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8,
122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8,
210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123687
Total ARIN prefixes after maximum aggregation: 64998
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 93211
Unique aggregates announced from the ARIN address blocks: 35626
ARIN Region origin ASes present in the Internet Routing Table: 12572
ARIN Prefixes per ASN: 7.41
ARIN Region origin ASes announcing only one prefix: 4862
ARIN Region transit ASes present in the Internet Routing Table: 1198
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 368498336
Equivalent to 21 /8s, 246 /16s and 214 /24s
Percentage of available ARIN address space announced: 75.7

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 59832
Total RIPE prefixes after maximum aggregation: 36005
RIPE Deaggregation factor: 1.66
Prefixes being announced from the RIPE address blocks: 55490
Unique aggregates announced from the RIPE address blocks: 37170
RIPE Region origin ASes present in the Internet Routing Table: 12142
RIPE Prefixes per ASN: 4.57
RIPE Region origin ASes announcing only one prefix: 6395
RIPE Region transit ASes present in the Internet Routing Table: 1842
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 377756960
Equivalent to 22 /8s, 132 /16s and 29 /24s
Percentage of available RIPE address space announced: 86.6

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22261
Total LACNIC prefixes after maximum aggregation: 5619
LACNIC Deaggregation factor: 3.96
Prefixes being announced from the LACNIC address blocks: 20244
Unique aggregates announced from the LACNIC address blocks: 11339
LACNIC Region origin ASes present in the Internet Routing Table: 1028
LACNIC Prefixes per ASN: 19.69
LACNIC Region origin ASes announcing only one prefix: 338
LACNIC Region transit ASes present in the Internet Routing Table: 169
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 57736192
Equivalent to 3 /8s, 112 /16s and 252 /24s
Percentage of available LACNIC address space announced: 57.4

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4151
Total AfriNIC prefixes after maximum aggregation: 1323
AfriNIC Deaggregation factor: 3.14
Prefixes being announced from the AfriNIC address blocks: 4434
Unique aggregates announced from the AfriNIC address blocks: 2165
AfriNIC Region origin ASes present in the Internet Routing Table: 266
AfriNIC Prefixes per ASN: 16.67
AfriNIC Region origin ASes announcing only one prefix: 82
AfriNIC Region transit ASes present in the Internet Routing Table: 52
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 12919552
Equivalent to 0 /8s, 197 /16s and 35 /24s
Percentage of available AfriNIC address space announced: 25.7

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
17488 1409 99 102 Hathway IP Over Cable Interne
4755 1310 516 177 TATA Communications formerly
9583 1110 87 476 Sify Limited
4766 886 6409 364 Korea Telecom (KIX)
4134 878 13772 361 CHINANET-BACKBONE
23577 815 35 700 Korea Telecom (ATM-MPLS)
18101 783 161 67 Reliance Infocom Ltd Internet
4780 727 357 63 Digital United Inc.
9498 694 295 54 BHARTI BT INTERNET LTD.
4808 630 1172 143 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4356 3417 340 bellsouth.net, inc.
209 3042 4035 623 Qwest
6298 2079 326 690 Cox Communicatons
1785 1693 717 154 PaeTec Communications, Inc.
20115 1660 1452 725 Charter Communications
6478 1650 363 193 AT&T Worldnet Services
2386 1587 700 898 AT&T Data Communications Serv
4323 1575 1084 377 Time Warner Telecom
7018 1402 5869 970 AT&T WorldNet Services
11492 1210 149 16 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 429 1766 381 TDC Tele Danmark
30890 348 94 188 SC Kappa Invexim SRL
3301 332 1429 303 TeliaNet Sweden
3215 331 2788 99 France Telecom Transpac
8866 331 111 23 Bulgarian Telecommunication C
3320 326 7063 275 Deutsche Telekom AG
8452 325 188 11 TEDATA
5462 300 794 27 Telewest Broadband
25233 289 44 24 Awalnet
8551 287 270 37 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1400 2848 218 UniNet S.A. de C.V.
11830 670 299 9 Instituto Costarricense de El
22047 565 270 14 VTR PUNTO NET S.A.
10620 545 126 59 TVCABLE BOGOTA
7303 494 243 69 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 420 85 49 ENTEL CHILE S.A.
11172 405 118 72 Servicios Alestra S.A de C.V
28573 341 468 23 NET Servicos de Comunicao S.A
14117 330 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 562 73 45 LINKdotNET AS number
3741 270 856 226 The Internet Solution
20858 256 34 3 EgyNet
2018 238 215 140 Tertiary Education Network
6713 142 135 11 Itissalat Al-MAGHRIB
33783 141 10 15 EEPAD TISP TELECOM & INTERNET
5536 120 8 17 Internet Egypt Network
5713 114 555 63 Telkom SA Ltd
29571 113 13 9 Ci Telecom Autonomous system
33776 109 6 3 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4356 3417 340 bellsouth.net, inc.
209 3042 4035 623 Qwest
6298 2079 326 690 Cox Communicatons
1785 1693 717 154 PaeTec Communications, Inc.
20115 1660 1452 725 Charter Communications
6478 1650 363 193 AT&T Worldnet Services
2386 1587 700 898 AT&T Data Communications Serv
4323 1575 1084 377 Time Warner Telecom
17488 1409 99 102 Hathway IP Over Cable Interne
7018 1402 5869 970 AT&T WorldNet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 3042 2419 Qwest
1785 1693 1539 PaeTec Communications, Inc.
6478 1650 1457 AT&T Worldnet Services
6298 2079 1389 Cox Communicatons
17488 1409 1307 Hathway IP Over Cable Interne
4323 1575 1198 Time Warner Telecom
11492 1210 1194 Cable One
8151 1400 1182 UniNet S.A. de C.V.
4755 1310 1133 TATA Communications formerly
18566 1059 1049 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.191.124.0/22 2905 Verizon South Africa
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:18 /11:46 /12:149
/13:298 /14:538 /15:1067 /16:10137 /17:4427 /18:7668
/19:16493 /20:19336 /21:19024 /22:24005 /23:24859 /24:142112
/25:840 /26:1017 /27:832 /28:88 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2851 4356 bellsouth.net, inc.
6298 2053 2079 Cox Communicatons
209 1756 3042 Qwest
2386 1269 1587 AT&T Data Communications Serv
17488 1198 1409 Hathway IP Over Cable Interne
11492 1187 1210 Cable One
1785 1156 1693 PaeTec Communications, Inc.
6478 1105 1650 AT&T Worldnet Services
18566 1040 1059 Covad Communications
9583 977 1110 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:154 12:2178 13:2 15:21 16:3
17:5 20:35 24:1087 32:54 38:518 40:92
41:775 43:1 44:2 47:13 52:3 55:3
56:3 57:26 58:516 59:533 60:452 61:1032
62:1139 63:2009 64:3277 65:2428 66:3501 67:1313
68:808 69:2331 70:878 71:137 72:2065 73:7
74:1276 75:167 76:290 77:878 78:517 79:282
80:924 81:865 82:609 83:397 84:584 85:1025
86:509 87:704 88:347 89:1353 90:25 91:1661
92:288 93:963 94:326 95:34 96:86 97:128
98:386 99:15 113:40 114:119 115:144 116:1005
117:402 118:241 119:516 120:102 121:609 122:855
123:444 124:861 125:1226 128:353 129:217 130:135
131:407 132:72 133:9 134:186 135:31 136:224
137:102 138:145 139:83 140:414 141:111 142:391
143:298 144:302 145:52 146:373 147:140 148:605
149:211 150:129 151:208 152:150 153:136 154:10
155:274 156:174 157:302 158:168 159:282 160:273
161:140 162:247 163:135 164:518 165:503 166:361
167:341 168:630 169:155 170:454 171:40 172:10
173:129 174:1 187:18 188:1 189:308 190:2373
192:5825 193:4153 194:3291 195:2639 196:1018 198:3717
199:3308 200:5551 201:1479 202:7672 203:8036 204:3927
205:2189 206:2310 207:2772 208:3717 209:3459 210:2589
211:1093 212:1537 213:1631 214:69 215:25 216:4355
217:1252 218:351 219:421 220:1059 221:418 222:302

End of report

cscora at apnic

Nov 14, 2008, 10:14 AM

Post #82 of 149 (6985 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 15 Nov, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 273747
Prefixes after maximum aggregation: 131698
Deaggregation factor: 2.08
Unique aggregates announced to Internet: 132906
Total ASes present in the Internet Routing Table: 29790
Prefixes per ASN: 9.19
Origin-only ASes present in the Internet Routing Table: 25923
Origin ASes announcing only one prefix: 12618
Transit ASes present in the Internet Routing Table: 3867
Transit-only ASes present in the Internet Routing Table: 84
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 548
Unregistered ASNs in the Routing Table: 201
Number of 32-bit ASNs allocated by the RIRs: 63
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 210
Number of addresses announced to Internet: 1954643712
Equivalent to 116 /8s, 129 /16s and 127 /24s
Percentage of available address space announced: 52.7
Percentage of allocated address space announced: 63.0
Percentage of available address space allocated: 83.7
Percentage of address space in use by end-sites: 74.3
Total number of prefixes smaller than registry allocations: 134661

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62656
Total APNIC prefixes after maximum aggregation: 23339
APNIC Deaggregation factor: 2.68
Prefixes being announced from the APNIC address blocks: 59566
Unique aggregates announced from the APNIC address blocks: 26910
APNIC Region origin ASes present in the Internet Routing Table: 3459
APNIC Prefixes per ASN: 17.22
APNIC Region origin ASes announcing only one prefix: 932
APNIC Region transit ASes present in the Internet Routing Table: 534
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 381242016
Equivalent to 22 /8s, 185 /16s and 74 /24s
Percentage of available APNIC address space announced: 75.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123986
Total ARIN prefixes after maximum aggregation: 64911
ARIN Deaggregation factor: 1.91
Prefixes being announced from the ARIN address blocks: 93363
Unique aggregates announced from the ARIN address blocks: 34747
ARIN Region origin ASes present in the Internet Routing Table: 12583
ARIN Prefixes per ASN: 7.42
ARIN Region origin ASes announcing only one prefix: 4862
ARIN Region transit ASes present in the Internet Routing Table: 1197
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 400498592
Equivalent to 23 /8s, 223 /16s and 31 /24s
Percentage of available ARIN address space announced: 82.3

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 60086
Total RIPE prefixes after maximum aggregation: 36115
RIPE Deaggregation factor: 1.66
Prefixes being announced from the RIPE address blocks: 55709
Unique aggregates announced from the RIPE address blocks: 37297
RIPE Region origin ASes present in the Internet Routing Table: 12184
RIPE Prefixes per ASN: 4.57
RIPE Region origin ASes announcing only one prefix: 6406
RIPE Region transit ASes present in the Internet Routing Table: 1862
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 378515552
Equivalent to 22 /8s, 143 /16s and 176 /24s
Percentage of available RIPE address space announced: 86.8

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22297
Total LACNIC prefixes after maximum aggregation: 5569
LACNIC Deaggregation factor: 4.00
Prefixes being announced from the LACNIC address blocks: 20335
Unique aggregates announced from the LACNIC address blocks: 11386
LACNIC Region origin ASes present in the Internet Routing Table: 1030
LACNIC Prefixes per ASN: 19.74
LACNIC Region origin ASes announcing only one prefix: 339
LACNIC Region transit ASes present in the Internet Routing Table: 170
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 58064256
Equivalent to 3 /8s, 117 /16s and 253 /24s
Percentage of available LACNIC address space announced: 57.7

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4195
Total AfriNIC prefixes after maximum aggregation: 1334
AfriNIC Deaggregation factor: 3.14
Prefixes being announced from the AfriNIC address blocks: 4466
Unique aggregates announced from the AfriNIC address blocks: 2142
AfriNIC Region origin ASes present in the Internet Routing Table: 264
AfriNIC Prefixes per ASN: 16.92
AfriNIC Region origin ASes announcing only one prefix: 79
AfriNIC Region transit ASes present in the Internet Routing Table: 52
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC addresses announced to Internet: 12920064
Equivalent to 0 /8s, 197 /16s and 37 /24s
Percentage of available AfriNIC address space announced: 25.7

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
17488 1409 99 106 Hathway IP Over Cable Interne
4755 1193 485 155 TATA Communications formerly
9583 1125 87 479 Sify Limited
4766 899 6409 363 Korea Telecom (KIX)
4134 898 13872 366 CHINANET-BACKBONE
23577 817 35 702 Korea Telecom (ATM-MPLS)
18101 786 167 31 Reliance Infocom Ltd Internet
4780 731 357 63 Digital United Inc.
9498 689 295 50 BHARTI BT INTERNET LTD.
4808 632 1172 143 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4370 3434 344 bellsouth.net, inc.
209 3019 4032 625 Qwest
6298 2094 327 691 Cox Communicatons
1785 1696 717 155 PaeTec Communications, Inc.
6478 1664 365 196 AT&T Worldnet Services
20115 1662 1452 726 Charter Communications
2386 1591 701 901 AT&T Data Communications Serv
4323 1589 1084 377 Time Warner Telecom
7018 1406 5869 974 AT&T WorldNet Services
11492 1214 166 16 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 429 1766 380 TDC Tele Danmark
12479 366 578 6 Uni2 Autonomous System
30890 366 95 189 SC Kappa Invexim SRL
3301 333 1429 303 TeliaNet Sweden
8866 331 111 23 Bulgarian Telecommunication C
3320 322 7062 271 Deutsche Telekom AG
3215 316 2788 99 France Telecom Transpac
5462 300 794 27 Telewest Broadband
8452 293 188 11 TEDATA
25233 289 44 24 Awalnet

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1400 2832 224 UniNet S.A. de C.V.
11830 670 299 9 Instituto Costarricense de El
10620 557 126 54 TVCABLE BOGOTA
22047 522 270 14 VTR PUNTO NET S.A.
7303 497 244 70 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 422 87 50 ENTEL CHILE S.A.
11172 406 118 72 Servicios Alestra S.A de C.V
28573 343 468 23 NET Servicos de Comunicao S.A
14117 331 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 560 72 45 LINKdotNET AS number
3741 271 857 227 The Internet Solution
20858 260 34 3 EgyNet
2018 238 215 140 Tertiary Education Network
29571 147 13 8 Ci Telecom Autonomous system
6713 144 135 11 Itissalat Al-MAGHRIB
33783 141 10 15 EEPAD TISP TELECOM & INTERNET
5536 119 7 22 Internet Egypt Network
33776 116 6 3 Starcomms Nigeria Limited
5713 114 555 63 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4370 3434 344 bellsouth.net, inc.
209 3019 4032 625 Qwest
6298 2094 327 691 Cox Communicatons
1785 1696 717 155 PaeTec Communications, Inc.
6478 1664 365 196 AT&T Worldnet Services
20115 1662 1452 726 Charter Communications
2386 1591 701 901 AT&T Data Communications Serv
4323 1589 1084 377 Time Warner Telecom
17488 1409 99 106 Hathway IP Over Cable Interne
7018 1406 5869 974 AT&T WorldNet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 3019 2394 Qwest
1785 1696 1541 PaeTec Communications, Inc.
6478 1664 1468 AT&T Worldnet Services
6298 2094 1403 Cox Communicatons
17488 1409 1303 Hathway IP Over Cable Interne
4323 1589 1212 Time Warner Telecom
11492 1214 1198 Cable One
8151 1400 1176 UniNet S.A. de C.V.
18566 1059 1049 Covad Communications
4755 1193 1038 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.52.128.0/19 22561 Digital Teleport, Inc
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:19 /11:53 /12:159
/13:308 /14:547 /15:1077 /16:10156 /17:4457 /18:7687
/19:16553 /20:19396 /21:19150 /22:24122 /23:24829 /24:142451
/25:841 /26:1006 /27:798 /28:93 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2858 4370 bellsouth.net, inc.
6298 2068 2094 Cox Communicatons
209 1739 3019 Qwest
2386 1270 1591 AT&T Data Communications Serv
17488 1199 1409 Hathway IP Over Cable Interne
11492 1190 1214 Cable One
1785 1158 1696 PaeTec Communications, Inc.
6478 1106 1664 AT&T Worldnet Services
18566 1040 1059 Covad Communications
9583 992 1125 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1 4:12 8:153 12:2181 13:2 15:21
16:3 17:5 20:35 24:1088 30:1 32:61
38:512 40:92 41:781 43:1 44:2 47:12
52:3 55:3 56:3 57:27 58:515 59:550
60:452 61:1032 62:1121 63:2012 64:3280 65:2433
66:3480 67:1326 68:818 69:2351 70:888 71:138
72:2067 73:2 74:1294 75:167 76:290 77:880
78:520 79:292 80:928 81:844 82:594 83:397
84:586 85:1040 86:505 87:705 88:347 89:1357
90:27 91:1670 92:300 93:980 94:395 95:38
96:88 97:132 98:387 99:15 113:40 114:127
115:150 116:1010 117:406 118:252 119:529 120:103
121:610 122:868 123:445 124:870 125:1229 128:353
129:217 130:137 131:408 132:72 133:9 134:186
135:31 136:223 137:106 138:144 139:85 140:413
141:111 142:392 143:321 144:302 145:51 146:372
147:140 148:601 149:210 150:130 151:210 152:148
153:137 154:10 155:275 156:174 157:301 158:168
159:301 160:272 161:140 162:249 163:135 164:517
165:508 166:363 167:341 168:631 169:154 170:452
171:40 172:10 173:138 174:17 187:18 188:1
189:318 190:2390 192:5825 193:4140 194:3288 195:2626
196:1021 198:3711 199:3309 200:5509 201:1471 202:7679
203:8044 204:3930 205:2180 206:2297 207:2773 208:3727
209:3445 210:2608 211:1093 212:1547 213:1633 214:68
215:25 216:4382 217:1249 218:351 219:426 220:1059
221:419 222:303

End of report

cscora at apnic

Nov 21, 2008, 10:12 AM

Post #83 of 149 (6953 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 22 Nov, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 274832
Prefixes after maximum aggregation: 131770
Deaggregation factor: 2.09
Unique aggregates announced to Internet: 133162
Total ASes present in the Internet Routing Table: 29863
Prefixes per ASN: 9.20
Origin-only ASes present in the Internet Routing Table: 26014
Origin ASes announcing only one prefix: 12666
Transit ASes present in the Internet Routing Table: 3849
Transit-only ASes present in the Internet Routing Table: 85
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 19
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 539
Unregistered ASNs in the Routing Table: 195
Number of 32-bit ASNs allocated by the RIRs: 65
Prefixes from 32-bit ASNs in the Routing Table: 9
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 200
Number of addresses announced to Internet: 1960189952
Equivalent to 116 /8s, 214 /16s and 32 /24s
Percentage of available address space announced: 52.9
Percentage of allocated address space announced: 63.2
Percentage of available address space allocated: 83.7
Percentage of address space in use by end-sites: 74.4
Total number of prefixes smaller than registry allocations: 135548

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 62781
Total APNIC prefixes after maximum aggregation: 23297
APNIC Deaggregation factor: 2.69
Prefixes being announced from the APNIC address blocks: 59732
Unique aggregates announced from the APNIC address blocks: 26968
APNIC Region origin ASes present in the Internet Routing Table: 3467
APNIC Prefixes per ASN: 17.23
APNIC Region origin ASes announcing only one prefix: 939
APNIC Region transit ASes present in the Internet Routing Table: 535
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 385251744
Equivalent to 22 /8s, 246 /16s and 121 /24s
Percentage of available APNIC address space announced: 76.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 124396
Total ARIN prefixes after maximum aggregation: 64922
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 93713
Unique aggregates announced from the ARIN address blocks: 34784
ARIN Region origin ASes present in the Internet Routing Table: 12613
ARIN Prefixes per ASN: 7.43
ARIN Region origin ASes announcing only one prefix: 4877
ARIN Region transit ASes present in the Internet Routing Table: 1193
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 401255584
Equivalent to 23 /8s, 234 /16s and 172 /24s
Percentage of available ARIN address space announced: 82.5

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 60483
Total RIPE prefixes after maximum aggregation: 36191
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 56086
Unique aggregates announced from the RIPE address blocks: 37394
RIPE Region origin ASes present in the Internet Routing Table: 12213
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 6430
RIPE Region transit ASes present in the Internet Routing Table: 1854
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 379496800
Equivalent to 22 /8s, 158 /16s and 169 /24s
Percentage of available RIPE address space announced: 87.0

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22382
Total LACNIC prefixes after maximum aggregation: 5571
LACNIC Deaggregation factor: 4.02
Prefixes being announced from the LACNIC address blocks: 20411
Unique aggregates announced from the LACNIC address blocks: 11400
LACNIC Region origin ASes present in the Internet Routing Table: 1030
LACNIC Prefixes per ASN: 19.82
LACNIC Region origin ASes announcing only one prefix: 338
LACNIC Region transit ASes present in the Internet Routing Table: 168
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 58127616
Equivalent to 3 /8s, 118 /16s and 245 /24s
Percentage of available LACNIC address space announced: 57.7

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4273
Total AfriNIC prefixes after maximum aggregation: 1359
AfriNIC Deaggregation factor: 3.14
Prefixes being announced from the AfriNIC address blocks: 4575
Unique aggregates announced from the AfriNIC address blocks: 2171
AfriNIC Region origin ASes present in the Internet Routing Table: 270
AfriNIC Prefixes per ASN: 16.94
AfriNIC Region origin ASes announcing only one prefix: 82
AfriNIC Region transit ASes present in the Internet Routing Table: 56
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 12953856
Equivalent to 0 /8s, 197 /16s and 169 /24s
Percentage of available AfriNIC address space announced: 25.7

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
17488 1425 100 114 Hathway IP Over Cable Interne
4755 1182 474 155 TATA Communications formerly
9583 1149 87 480 Sify Limited
4766 1092 6409 364 Korea Telecom (KIX)
4134 905 14768 370 CHINANET-BACKBONE
23577 809 35 696 Korea Telecom (ATM-MPLS)
18101 786 167 31 Reliance Infocom Ltd Internet
4780 731 357 63 Digital United Inc.
9498 689 295 50 BHARTI BT INTERNET LTD.
7545 642 152 80 TPG Internet Pty Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4370 3434 344 bellsouth.net, inc.
209 3000 4032 619 Qwest
6298 2151 333 633 Cox Communicatons
20115 1840 1461 735 Charter Communications
1785 1701 717 155 PaeTec Communications, Inc.
6478 1677 369 200 AT&T Worldnet Services
2386 1592 701 901 AT&T Data Communications Serv
4323 1586 1068 376 Time Warner Telecom
7018 1411 5869 974 AT&T WorldNet Services
11492 1217 192 12 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 429 1766 380 TDC Tele Danmark
12479 370 578 6 Uni2 Autonomous System
30890 366 95 188 SC Kappa Invexim SRL
3301 338 1429 307 TeliaNet Sweden
29049 338 26 3 AzerSat LLC.
8866 336 111 23 Bulgarian Telecommunication C
3320 323 7062 272 Deutsche Telekom AG
8452 323 188 11 TEDATA
3215 316 2788 99 France Telecom Transpac
8551 303 286 36 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1400 2832 221 UniNet S.A. de C.V.
11830 671 299 9 Instituto Costarricense de El
10620 563 128 55 TVCABLE BOGOTA
22047 533 270 14 VTR PUNTO NET S.A.
7303 496 244 71 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 425 88 50 ENTEL CHILE S.A.
11172 402 118 72 Servicios Alestra S.A de C.V
28573 347 469 24 NET Servicos de Comunicao S.A
14117 331 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 562 71 46 LINKdotNET AS number
3741 271 857 227 The Internet Solution
20858 261 34 3 EgyNet
2018 238 215 138 Tertiary Education Network
29571 147 13 8 Ci Telecom Autonomous system
6713 144 135 11 Itissalat Al-MAGHRIB
33783 141 10 15 EEPAD TISP TELECOM & INTERNET
5713 121 555 70 Telkom SA Ltd
5536 120 8 17 Internet Egypt Network
33776 116 6 3 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4370 3434 344 bellsouth.net, inc.
209 3000 4032 619 Qwest
6298 2151 333 633 Cox Communicatons
20115 1840 1461 735 Charter Communications
1785 1701 717 155 PaeTec Communications, Inc.
6478 1677 369 200 AT&T Worldnet Services
2386 1592 701 901 AT&T Data Communications Serv
4323 1586 1068 376 Time Warner Telecom
17488 1425 100 114 Hathway IP Over Cable Interne
7018 1411 5869 974 AT&T WorldNet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 3000 2381 Qwest
1785 1701 1546 PaeTec Communications, Inc.
6298 2151 1518 Cox Communicatons
6478 1677 1477 AT&T Worldnet Services
17488 1425 1311 Hathway IP Over Cable Interne
4323 1586 1210 Time Warner Telecom
11492 1217 1205 Cable One
8151 1400 1179 UniNet S.A. de C.V.
20115 1840 1105 Charter Communications
18566 1059 1049 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.187.0.0/16 20928 Noor Advanced Technologies AS
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
62.212.32.0/19 34797 Egrisi JSC.

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:19 /11:54 /12:157
/13:307 /14:546 /15:1078 /16:10163 /17:4466 /18:7697
/19:16573 /20:19448 /21:19173 /22:24314 /23:24952 /24:143111
/25:843 /26:1009 /27:789 /28:88 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2856 4370 bellsouth.net, inc.
6298 2125 2151 Cox Communicatons
209 1720 3000 Qwest
2386 1271 1592 AT&T Data Communications Serv
17488 1215 1425 Hathway IP Over Cable Interne
11492 1192 1217 Cable One
1785 1161 1701 PaeTec Communications, Inc.
6478 1106 1677 AT&T Worldnet Services
18566 1040 1059 Covad Communications
9583 1015 1149 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

1:1 4:12 8:157 12:2178 13:2 15:21
16:3 17:5 20:36 24:1124 30:1 32:54
38:517 40:93 41:811 43:1 44:2 47:12
52:3 55:3 56:3 57:27 58:497 59:551
60:455 61:1041 62:1131 63:2015 64:3286 65:2436
66:3532 67:1332 68:845 69:2356 70:897 71:170
72:2087 73:7 74:1304 75:169 76:288 77:891
78:518 79:291 80:936 81:864 82:583 83:409
84:587 85:1047 86:507 87:656 88:348 89:1367
90:29 91:1684 92:309 93:975 94:676 95:29
96:91 97:137 98:394 99:15 100:1 113:39
114:128 115:153 116:1035 117:407 118:291 119:551
120:106 121:645 122:819 123:455 124:832 125:1186
128:359 129:219 130:136 131:406 132:72 133:9
134:187 135:31 136:224 137:118 138:144 139:85
140:417 141:111 142:393 143:315 144:301 145:53
146:373 147:143 148:600 149:209 150:143 151:210
152:140 153:131 154:10 155:276 156:175 157:301
158:168 159:297 160:274 161:132 162:249 163:135
164:517 165:509 166:361 167:339 168:628 169:155
170:455 171:40 172:10 173:140 174:5 187:18
188:1 189:321 190:2392 192:5825 193:4131 194:3288
195:2626 196:1026 198:3714 199:3299 200:5523 201:1474
202:7637 203:8069 204:3936 205:2179 206:2298 207:2772
208:3734 209:3440 210:2622 211:1122 212:1547 213:1649
214:69 215:25 216:4390 217:1241 218:352 219:412
220:1073 221:437 222:308

End of report

cscora at apnic

Nov 28, 2008, 10:12 AM

Post #84 of 149 (6817 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 29 Nov, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 275422
Prefixes after maximum aggregation: 131996
Deaggregation factor: 2.09
Unique aggregates announced to Internet: 133443
Total ASes present in the Internet Routing Table: 29927
Prefixes per ASN: 9.20
Origin-only ASes present in the Internet Routing Table: 26053
Origin ASes announcing only one prefix: 12687
Transit ASes present in the Internet Routing Table: 3874
Transit-only ASes present in the Internet Routing Table: 91
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 18
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 542
Unregistered ASNs in the Routing Table: 198
Number of 32-bit ASNs allocated by the RIRs: 65
Prefixes from 32-bit ASNs in the Routing Table: 9
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 197
Number of addresses announced to Internet: 1965542656
Equivalent to 117 /8s, 39 /16s and 205 /24s
Percentage of available address space announced: 53.0
Percentage of allocated address space announced: 63.4
Percentage of available address space allocated: 83.7
Percentage of address space in use by end-sites: 74.5
Total number of prefixes smaller than registry allocations: 136040

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 63222
Total APNIC prefixes after maximum aggregation: 23413
APNIC Deaggregation factor: 2.70
Prefixes being announced from the APNIC address blocks: 60136
Unique aggregates announced from the APNIC address blocks: 27076
APNIC Region origin ASes present in the Internet Routing Table: 3473
APNIC Prefixes per ASN: 17.32
APNIC Region origin ASes announcing only one prefix: 937
APNIC Region transit ASes present in the Internet Routing Table: 532
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 388651936
Equivalent to 23 /8s, 42 /16s and 91 /24s
Percentage of available APNIC address space announced: 77.2

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 124408
Total ARIN prefixes after maximum aggregation: 64946
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 93756
Unique aggregates announced from the ARIN address blocks: 34783
ARIN Region origin ASes present in the Internet Routing Table: 12620
ARIN Prefixes per ASN: 7.43
ARIN Region origin ASes announcing only one prefix: 4875
ARIN Region transit ASes present in the Internet Routing Table: 1203
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 401999520
Equivalent to 23 /8s, 246 /16s and 6 /24s
Percentage of available ARIN address space announced: 82.6

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 60604
Total RIPE prefixes after maximum aggregation: 36259
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 56206
Unique aggregates announced from the RIPE address blocks: 37505
RIPE Region origin ASes present in the Internet Routing Table: 12249
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 6452
RIPE Region transit ASes present in the Internet Routing Table: 1870
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 380606560
Equivalent to 22 /8s, 175 /16s and 152 /24s
Percentage of available RIPE address space announced: 87.3

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22517
Total LACNIC prefixes after maximum aggregation: 5598
LACNIC Deaggregation factor: 4.02
Prefixes being announced from the LACNIC address blocks: 20539
Unique aggregates announced from the LACNIC address blocks: 11442
LACNIC Region origin ASes present in the Internet Routing Table: 1038
LACNIC Prefixes per ASN: 19.79
LACNIC Region origin ASes announcing only one prefix: 339
LACNIC Region transit ASes present in the Internet Routing Table: 169
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 58459904
Equivalent to 3 /8s, 124 /16s and 7 /24s
Percentage of available LACNIC address space announced: 58.1

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4151
Total AfriNIC prefixes after maximum aggregation: 1350
AfriNIC Deaggregation factor: 3.07
Prefixes being announced from the AfriNIC address blocks: 4453
Unique aggregates announced from the AfriNIC address blocks: 2199
AfriNIC Region origin ASes present in the Internet Routing Table: 271
AfriNIC Prefixes per ASN: 16.43
AfriNIC Region origin ASes announcing only one prefix: 84
AfriNIC Region transit ASes present in the Internet Routing Table: 55
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 13028352
Equivalent to 0 /8s, 198 /16s and 204 /24s
Percentage of available AfriNIC address space announced: 25.9

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
17488 1442 101 104 Hathway IP Over Cable Interne
4766 1270 6409 364 Korea Telecom (KIX)
4755 1166 474 154 TATA Communications formerly
9583 1135 88 481 Sify Limited
4134 907 15536 371 CHINANET-BACKBONE
23577 803 34 692 Korea Telecom (ATM-MPLS)
18101 787 168 32 Reliance Infocom Ltd Internet
4780 727 357 63 Digital United Inc.
9498 688 295 50 BHARTI BT INTERNET LTD.
7545 649 152 82 TPG Internet Pty Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4376 3434 344 bellsouth.net, inc.
209 2988 4032 620 Qwest
6298 2168 334 632 Cox Communicatons
20115 1841 1460 737 Charter Communications
1785 1701 717 154 PaeTec Communications, Inc.
6478 1609 369 198 AT&T Worldnet Services
2386 1595 701 901 AT&T Data Communications Serv
4323 1592 1068 378 Time Warner Telecom
7018 1421 5872 982 AT&T WorldNet Services
11492 1219 192 12 Cable One

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 432 1765 382 TDC Tele Danmark
12479 371 578 6 Uni2 Autonomous System
30890 369 80 196 SC Kappa Invexim SRL
3301 337 1429 306 TeliaNet Sweden
29049 331 26 3 AzerSat LLC.
8866 330 109 22 Bulgarian Telecommunication C
3320 326 7063 275 Deutsche Telekom AG
3215 314 2776 97 France Telecom Transpac
8452 311 188 11 TEDATA
8551 303 286 36 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1400 2832 221 UniNet S.A. de C.V.
11830 664 299 9 Instituto Costarricense de El
22047 552 270 14 VTR PUNTO NET S.A.
10620 546 122 40 TVCABLE BOGOTA
7303 497 244 72 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 425 88 50 ENTEL CHILE S.A.
11172 402 118 72 Servicios Alestra S.A de C.V
28573 354 483 28 NET Servicos de Comunicao S.A
14117 335 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 513 72 46 LINKdotNET AS number
3741 270 857 226 The Internet Solution
20858 261 34 3 EgyNet
2018 239 215 140 Tertiary Education Network
33783 143 10 17 EEPAD TISP TELECOM & INTERNET
6713 137 135 11 Itissalat Al-MAGHRIB
5536 120 8 17 Internet Egypt Network
5713 119 555 68 Telkom SA Ltd
33776 116 6 3 Starcomms Nigeria Limited
29571 112 15 8 Ci Telecom Autonomous system

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4376 3434 344 bellsouth.net, inc.
209 2988 4032 620 Qwest
6298 2168 334 632 Cox Communicatons
20115 1841 1460 737 Charter Communications
1785 1701 717 154 PaeTec Communications, Inc.
6478 1609 369 198 AT&T Worldnet Services
2386 1595 701 901 AT&T Data Communications Serv
4323 1592 1068 378 Time Warner Telecom
17488 1442 101 104 Hathway IP Over Cable Interne
7018 1421 5872 982 AT&T WorldNet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2988 2368 Qwest
1785 1701 1547 PaeTec Communications, Inc.
6298 2168 1536 Cox Communicatons
6478 1609 1411 AT&T Worldnet Services
17488 1442 1338 Hathway IP Over Cable Interne
4323 1592 1214 Time Warner Telecom
11492 1219 1207 Cable One
8151 1400 1179 UniNet S.A. de C.V.
20115 1841 1104 Charter Communications
18566 1059 1049 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.251.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:19 /11:55 /12:158
/13:308 /14:550 /15:1078 /16:10184 /17:4479 /18:7721
/19:16582 /20:19468 /21:19158 /22:24307 /23:24990 /24:143522
/25:867 /26:1038 /27:796 /28:97 /29:9 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2859 4376 bellsouth.net, inc.
6298 2142 2168 Cox Communicatons
209 1710 2988 Qwest
2386 1274 1595 AT&T Data Communications Serv
17488 1232 1442 Hathway IP Over Cable Interne
11492 1194 1219 Cable One
1785 1163 1701 PaeTec Communications, Inc.
6478 1106 1609 AT&T Worldnet Services
18566 1040 1059 Covad Communications
4766 1016 1270 Korea Telecom (KIX)

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:160 12:2183 13:2 15:21 16:3
17:5 20:36 24:1125 32:54 38:487 40:93
41:803 43:1 44:2 47:12 52:3 55:3
56:3 57:26 58:497 59:564 60:458 61:1041
62:1123 63:2012 64:3301 65:2445 66:3515 67:1368
68:847 69:2365 70:898 71:171 72:2084 73:7
74:1313 75:171 76:288 77:898 78:523 79:288
80:932 81:856 82:573 83:411 84:585 85:1047
86:503 87:651 88:350 89:1373 90:29 91:1718
92:325 93:995 94:689 95:49 96:92 97:138
98:403 99:9 100:1 110:1 111:1 113:41
114:127 115:163 116:1045 117:406 118:261 119:554
120:106 121:665 122:893 123:444 124:843 125:1246
128:358 129:219 130:136 131:410 132:72 133:9
134:187 135:31 136:223 137:116 138:144 139:86
140:414 141:111 142:371 143:303 144:308 145:52
146:373 147:143 148:607 149:212 150:143 151:210
152:141 153:131 154:10 155:276 156:165 157:302
158:168 159:298 160:273 161:132 162:251 163:132
164:518 165:513 166:361 167:341 168:650 169:155
170:459 171:40 172:10 173:126 174:7 187:18
188:1 189:324 190:2433 192:5823 193:4155 194:3288
195:2613 196:1020 198:3710 199:3313 200:5535 201:1476
202:7632 203:8060 204:3924 205:2188 206:2305 207:2761
208:3754 209:3438 210:2633 211:1132 212:1545 213:1637
214:70 215:25 216:4393 217:1241 218:359 219:419
220:1094 221:458 222:312

End of report

cscora at apnic

Dec 5, 2008, 10:12 AM

Post #85 of 149 (6731 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 06 Dec, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 274617
Prefixes after maximum aggregation: 131863
Deaggregation factor: 2.08
Unique aggregates announced to Internet: 134033
Total ASes present in the Internet Routing Table: 30011
Prefixes per ASN: 9.15
Origin-only ASes present in the Internet Routing Table: 26135
Origin ASes announcing only one prefix: 12734
Transit ASes present in the Internet Routing Table: 3876
Transit-only ASes present in the Internet Routing Table: 90
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 19
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 534
Unregistered ASNs in the Routing Table: 195
Number of 32-bit ASNs allocated by the RIRs: 68
Prefixes from 32-bit ASNs in the Routing Table: 9
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 200
Number of addresses announced to Internet: 1966812160
Equivalent to 117 /8s, 59 /16s and 44 /24s
Percentage of available address space announced: 53.1
Percentage of allocated address space announced: 63.4
Percentage of available address space allocated: 83.7
Percentage of address space in use by end-sites: 74.5
Total number of prefixes smaller than registry allocations: 134848

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 63620
Total APNIC prefixes after maximum aggregation: 23490
APNIC Deaggregation factor: 2.71
Prefixes being announced from the APNIC address blocks: 60552
Unique aggregates announced from the APNIC address blocks: 27265
APNIC Region origin ASes present in the Internet Routing Table: 3480
APNIC Prefixes per ASN: 17.40
APNIC Region origin ASes announcing only one prefix: 936
APNIC Region transit ASes present in the Internet Routing Table: 532
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 389140384
Equivalent to 23 /8s, 49 /16s and 207 /24s
Percentage of available APNIC address space announced: 77.3

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 122610
Total ARIN prefixes after maximum aggregation: 64581
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 91825
Unique aggregates announced from the ARIN address blocks: 34855
ARIN Region origin ASes present in the Internet Routing Table: 12643
ARIN Prefixes per ASN: 7.26
ARIN Region origin ASes announcing only one prefix: 4889
ARIN Region transit ASes present in the Internet Routing Table: 1208
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 402463648
Equivalent to 23 /8s, 253 /16s and 27 /24s
Percentage of available ARIN address space announced: 82.7

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 60947
Total RIPE prefixes after maximum aggregation: 36408
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 56539
Unique aggregates announced from the RIPE address blocks: 37707
RIPE Region origin ASes present in the Internet Routing Table: 12303
RIPE Prefixes per ASN: 4.60
RIPE Region origin ASes announcing only one prefix: 6487
RIPE Region transit ASes present in the Internet Routing Table: 1870
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 381049312
Equivalent to 22 /8s, 182 /16s and 89 /24s
Percentage of available RIPE address space announced: 87.4

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22671
Total LACNIC prefixes after maximum aggregation: 5602
LACNIC Deaggregation factor: 4.05
Prefixes being announced from the LACNIC address blocks: 20708
Unique aggregates announced from the LACNIC address blocks: 11532
LACNIC Region origin ASes present in the Internet Routing Table: 1039
LACNIC Prefixes per ASN: 19.93
LACNIC Region origin ASes announcing only one prefix: 337
LACNIC Region transit ASes present in the Internet Routing Table: 166
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 58495360
Equivalent to 3 /8s, 124 /16s and 145 /24s
Percentage of available LACNIC address space announced: 58.1

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4257
Total AfriNIC prefixes after maximum aggregation: 1360
AfriNIC Deaggregation factor: 3.13
Prefixes being announced from the AfriNIC address blocks: 4568
Unique aggregates announced from the AfriNIC address blocks: 2187
AfriNIC Region origin ASes present in the Internet Routing Table: 274
AfriNIC Prefixes per ASN: 16.67
AfriNIC Region origin ASes announcing only one prefix: 85
AfriNIC Region transit ASes present in the Internet Routing Table: 54
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 13034240
Equivalent to 0 /8s, 198 /16s and 227 /24s
Percentage of available AfriNIC address space announced: 25.9

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
17488 1443 101 105 Hathway IP Over Cable Interne
4766 1340 6409 364 Korea Telecom (KIX)
4755 1169 474 153 TATA Communications formerly
9583 1140 88 486 Sify Limited
4134 907 15509 355 CHINANET-BACKBONE
23577 813 34 692 Korea Telecom (ATM-MPLS)
18101 785 168 33 Reliance Infocom Ltd Internet
4780 727 357 63 Digital United Inc.
9498 694 295 50 BHARTI BT INTERNET LTD.
4808 630 1172 143 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4374 3434 344 bellsouth.net, inc.
209 2982 4031 619 Qwest
20115 1848 1466 745 Charter Communications
1785 1703 717 155 PaeTec Communications, Inc.
6478 1601 367 285 AT&T Worldnet Services
4323 1600 1068 383 Time Warner Telecom
2386 1589 699 897 AT&T Data Communications Serv
7018 1429 5872 989 AT&T WorldNet Services
11492 1222 192 12 Cable One
3356 1099 10991 428 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 433 1765 383 TDC Tele Danmark
30890 377 79 194 SC Kappa Invexim SRL
12479 373 578 6 Uni2 Autonomous System
3301 335 1413 304 TeliaNet Sweden
8866 331 109 22 Bulgarian Telecommunication C
29049 331 26 3 AzerSat LLC.
3320 329 7064 278 Deutsche Telekom AG
8452 322 188 11 TEDATA
3215 314 2776 97 France Telecom Transpac
8551 303 286 36 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1396 2832 220 UniNet S.A. de C.V.
11830 664 299 9 Instituto Costarricense de El
10620 602 132 43 TVCABLE BOGOTA
22047 553 270 14 VTR PUNTO NET S.A.
7303 502 248 74 Telecom Argentina Stet-France
16814 426 27 10 NSS, S.A.
6471 425 88 50 ENTEL CHILE S.A.
11172 402 118 72 Servicios Alestra S.A de C.V
28573 358 487 25 NET Servicos de Comunicao S.A
14117 333 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 575 73 43 LINKdotNET AS number
3741 270 857 227 The Internet Solution
20858 265 34 3 EgyNet
2018 239 215 140 Tertiary Education Network
6713 144 135 11 Itissalat Al-MAGHRIB
33783 143 10 17 EEPAD TISP TELECOM & INTERNET
5536 120 8 17 Internet Egypt Network
5713 119 555 68 Telkom SA Ltd
33776 116 6 3 Starcomms Nigeria Limited
29571 113 15 8 Ci Telecom Autonomous system

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4374 3434 344 bellsouth.net, inc.
209 2982 4031 619 Qwest
20115 1848 1466 745 Charter Communications
1785 1703 717 155 PaeTec Communications, Inc.
6478 1601 367 285 AT&T Worldnet Services
4323 1600 1068 383 Time Warner Telecom
2386 1589 699 897 AT&T Data Communications Serv
17488 1443 101 105 Hathway IP Over Cable Interne
7018 1429 5872 989 AT&T WorldNet Services
8151 1396 2832 220 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2982 2363 Qwest
1785 1703 1548 PaeTec Communications, Inc.
17488 1443 1338 Hathway IP Over Cable Interne
6478 1601 1316 AT&T Worldnet Services
4323 1600 1217 Time Warner Telecom
11492 1222 1210 Cable One
8151 1396 1176 UniNet S.A. de C.V.
20115 1848 1103 Charter Communications
18566 1059 1049 Covad Communications
4755 1169 1016 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.251.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:19 /11:55 /12:157
/13:307 /14:553 /15:1076 /16:10193 /17:4476 /18:7742
/19:16581 /20:19512 /21:18966 /22:24124 /23:24670 /24:143313
/25:883 /26:1039 /27:809 /28:98 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2858 4374 bellsouth.net, inc.
209 1705 2982 Qwest
2386 1270 1589 AT&T Data Communications Serv
17488 1232 1443 Hathway IP Over Cable Interne
11492 1197 1222 Cable One
1785 1163 1703 PaeTec Communications, Inc.
6478 1126 1601 AT&T Worldnet Services
4766 1083 1340 Korea Telecom (KIX)
18566 1040 1059 Covad Communications
9583 1004 1140 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:161 12:2218 13:2 15:21 16:3
17:5 20:36 24:1105 32:54 38:519 40:92
41:811 43:1 44:2 47:7 52:3 55:3
56:3 57:26 58:502 59:577 60:447 61:1053
62:1121 63:2012 64:3303 65:2446 66:3530 67:1421
68:652 69:2360 70:523 71:171 72:1596 73:7
74:1319 75:183 76:297 77:903 78:516 79:295
80:938 81:867 82:580 83:410 84:587 85:1046
86:505 87:652 88:354 89:1417 90:43 91:1757
92:325 93:1049 94:775 95:50 96:91 97:140
98:165 99:9 100:1 110:1 111:1 113:41
114:134 115:166 116:1045 117:412 118:267 119:555
120:105 121:691 122:895 123:451 124:857 125:1269
128:359 129:219 130:136 131:409 132:72 133:9
134:190 135:31 136:225 137:123 138:144 139:86
140:415 141:112 142:375 143:338 144:318 145:52
146:373 147:142 148:605 149:212 150:142 151:210
152:140 153:131 154:10 155:251 156:165 157:304
158:166 159:299 160:273 161:131 162:252 163:136
164:509 165:503 166:360 167:350 168:659 169:160
170:462 171:40 172:10 173:123 174:10 187:14
188:1 189:328 190:2469 192:5823 193:4144 194:3292
195:2643 196:1043 198:3720 199:3329 200:5536 201:1496
202:7833 203:8018 204:3943 205:2195 206:2301 207:2763
208:3761 209:3449 210:2716 211:1138 212:1552 213:1671
214:75 215:25 216:4387 217:1244 218:358 219:408
220:1172 221:470 222:286

End of report

cscora at apnic

Dec 12, 2008, 10:11 AM

Post #86 of 149 (6651 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 13 Dec, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 274910
Prefixes after maximum aggregation: 131479
Deaggregation factor: 2.09
Unique aggregates announced to Internet: 134428
Total ASes present in the Internet Routing Table: 30074
Prefixes per ASN: 9.14
Origin-only ASes present in the Internet Routing Table: 26178
Origin ASes announcing only one prefix: 12740
Transit ASes present in the Internet Routing Table: 3896
Transit-only ASes present in the Internet Routing Table: 96
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (42115) 21
Prefixes from unregistered ASNs in the Routing Table: 529
Unregistered ASNs in the Routing Table: 194
Number of 32-bit ASNs allocated by the RIRs: 68
Prefixes from 32-bit ASNs in the Routing Table: 10
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 210
Number of addresses announced to Internet: 1970066112
Equivalent to 117 /8s, 108 /16s and 210 /24s
Percentage of available address space announced: 53.2
Percentage of allocated address space announced: 63.5
Percentage of available address space allocated: 83.7
Percentage of address space in use by end-sites: 74.6
Total number of prefixes smaller than registry allocations: 134988

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 63380
Total APNIC prefixes after maximum aggregation: 22998
APNIC Deaggregation factor: 2.76
Prefixes being announced from the APNIC address blocks: 60296
Unique aggregates announced from the APNIC address blocks: 27407
APNIC Region origin ASes present in the Internet Routing Table: 3488
APNIC Prefixes per ASN: 17.29
APNIC Region origin ASes announcing only one prefix: 937
APNIC Region transit ASes present in the Internet Routing Table: 535
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 390867936
Equivalent to 23 /8s, 76 /16s and 43 /24s
Percentage of available APNIC address space announced: 77.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 122980
Total ARIN prefixes after maximum aggregation: 64546
ARIN Deaggregation factor: 1.91
Prefixes being announced from the ARIN address blocks: 92217
Unique aggregates announced from the ARIN address blocks: 35011
ARIN Region origin ASes present in the Internet Routing Table: 12650
ARIN Prefixes per ASN: 7.29
ARIN Region origin ASes announcing only one prefix: 4886
ARIN Region transit ASes present in the Internet Routing Table: 1205
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 402263840
Equivalent to 23 /8s, 250 /16s and 15 /24s
Percentage of available ARIN address space announced: 82.7

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 61022
Total RIPE prefixes after maximum aggregation: 36518
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 56559
Unique aggregates announced from the RIPE address blocks: 37770
RIPE Region origin ASes present in the Internet Routing Table: 12349
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 6498
RIPE Region transit ASes present in the Internet Routing Table: 1883
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 382341984
Equivalent to 22 /8s, 202 /16s and 19 /24s
Percentage of available RIPE address space announced: 87.7

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22722
Total LACNIC prefixes after maximum aggregation: 5633
LACNIC Deaggregation factor: 4.03
Prefixes being announced from the LACNIC address blocks: 20749
Unique aggregates announced from the LACNIC address blocks: 11546
LACNIC Region origin ASes present in the Internet Routing Table: 1038
LACNIC Prefixes per ASN: 19.99
LACNIC Region origin ASes announcing only one prefix: 335
LACNIC Region transit ASes present in the Internet Routing Table: 172
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 58745856
Equivalent to 3 /8s, 128 /16s and 100 /24s
Percentage of available LACNIC address space announced: 58.4

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4298
Total AfriNIC prefixes after maximum aggregation: 1363
AfriNIC Deaggregation factor: 3.15
Prefixes being announced from the AfriNIC address blocks: 4600
Unique aggregates announced from the AfriNIC address blocks: 2195
AfriNIC Region origin ASes present in the Internet Routing Table: 271
AfriNIC Prefixes per ASN: 16.97
AfriNIC Region origin ASes announcing only one prefix: 84
AfriNIC Region transit ASes present in the Internet Routing Table: 56
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 13104128
Equivalent to 0 /8s, 199 /16s and 244 /24s
Percentage of available AfriNIC address space announced: 26.0

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
17488 1443 101 99 Hathway IP Over Cable Interne
4766 1424 6409 364 Korea Telecom (KIX)
4755 1171 474 152 TATA Communications formerly
9583 1116 88 484 Sify Limited
4134 905 15509 354 CHINANET-BACKBONE
18101 784 168 32 Reliance Infocom Ltd Internet
4780 729 358 64 Digital United Inc.
9498 700 311 50 BHARTI BT INTERNET LTD.
7545 657 152 81 TPG Internet Pty Ltd
4808 632 1173 144 CNCGROUP IP network: China169

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4385 3435 346 bellsouth.net, inc.
209 2981 4032 621 Qwest
20115 1819 1418 745 Charter Communications
1785 1702 717 155 PaeTec Communications, Inc.
6478 1613 369 286 AT&T Worldnet Services
4323 1599 1065 382 Time Warner Telecom
2386 1588 708 901 AT&T Data Communications Serv
7018 1428 5872 987 AT&T WorldNet Services
11492 1229 192 12 Cable One
3356 1094 10991 425 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 435 1766 384 TDC Tele Danmark
30890 378 79 194 SC Kappa Invexim SRL
12479 373 578 6 Uni2 Autonomous System
3301 336 1413 303 TeliaNet Sweden
8866 331 109 22 Bulgarian Telecommunication C
29049 330 26 3 AzerSat LLC.
3320 329 7064 278 Deutsche Telekom AG
8452 322 188 11 TEDATA
3215 315 2792 96 France Telecom Transpac
8551 304 287 35 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1404 2832 222 UniNet S.A. de C.V.
11830 667 299 9 Instituto Costarricense de El
10620 631 134 52 TVCABLE BOGOTA
22047 553 270 14 VTR PUNTO NET S.A.
7303 503 249 74 Telecom Argentina Stet-France
6471 426 54 41 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 400 118 72 Servicios Alestra S.A de C.V
28573 364 489 28 NET Servicos de Comunicao S.A
14117 333 23 9 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 585 73 43 LINKdotNET AS number
3741 270 857 227 The Internet Solution
20858 264 34 3 EgyNet
2018 239 215 140 Tertiary Education Network
6713 144 135 11 Itissalat Al-MAGHRIB
33783 143 10 17 EEPAD TISP TELECOM & INTERNET
29571 121 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
5713 119 555 68 Telkom SA Ltd
33776 116 6 3 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4385 3435 346 bellsouth.net, inc.
209 2981 4032 621 Qwest
20115 1819 1418 745 Charter Communications
1785 1702 717 155 PaeTec Communications, Inc.
6478 1613 369 286 AT&T Worldnet Services
4323 1599 1065 382 Time Warner Telecom
2386 1588 708 901 AT&T Data Communications Serv
17488 1443 101 99 Hathway IP Over Cable Interne
7018 1428 5872 987 AT&T WorldNet Services
4766 1424 6409 364 Korea Telecom (KIX)

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2981 2360 Qwest
1785 1702 1547 PaeTec Communications, Inc.
17488 1443 1344 Hathway IP Over Cable Interne
6478 1613 1327 AT&T Worldnet Services
4323 1599 1217 Time Warner Telecom
11492 1229 1217 Cable One
8151 1404 1182 UniNet S.A. de C.V.
20115 1819 1074 Charter Communications
4766 1424 1060 Korea Telecom (KIX)
18566 1060 1050 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.251.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:19 /11:54 /12:158
/13:307 /14:554 /15:1085 /16:10232 /17:4468 /18:7707
/19:16569 /20:19491 /21:19057 /22:24149 /23:24750 /24:144035
/25:682 /26:835 /27:615 /28:99 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2864 4385 bellsouth.net, inc.
209 1705 2981 Qwest
2386 1267 1588 AT&T Data Communications Serv
17488 1232 1443 Hathway IP Over Cable Interne
11492 1200 1229 Cable One
1785 1162 1702 PaeTec Communications, Inc.
4766 1161 1424 Korea Telecom (KIX)
6478 1129 1613 AT&T Worldnet Services
18566 1041 1060 Covad Communications
9583 980 1116 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:169 12:2221 13:2 15:21 16:3
17:5 20:36 24:1108 32:54 38:525 40:92
41:840 43:1 44:2 47:13 52:3 55:3
56:3 57:26 58:510 59:597 60:456 61:1058
62:1122 63:2012 64:3373 65:2463 66:3601 67:1437
68:658 69:2362 70:526 71:173 72:1592 73:7
74:1331 75:191 76:303 77:892 78:521 79:296
80:940 81:866 82:581 83:385 84:586 85:1041
86:506 87:652 88:355 89:1420 90:44 91:1765
92:305 93:1058 94:791 95:57 96:94 97:142
98:172 99:10 100:1 110:1 111:1 113:60
114:145 115:170 116:1062 117:416 118:261 119:558
120:105 121:696 122:903 123:452 124:858 125:1274
128:358 129:220 130:136 131:399 132:72 133:9
134:190 135:31 136:225 137:128 138:143 139:91
140:414 141:111 142:382 143:325 144:314 145:53
146:370 147:141 148:601 149:215 150:139 151:210
152:181 153:131 154:10 155:250 156:171 157:303
158:165 159:300 160:272 161:131 162:253 163:136
164:517 165:505 166:359 167:351 168:661 169:162
170:461 171:40 172:10 173:130 174:11 186:1
187:16 188:1 189:345 190:2512 192:5818 193:4156
194:3297 195:2658 196:1047 198:3703 199:3316 200:5534
201:1496 202:7845 203:8073 204:3931 205:2176 206:2302
207:2788 208:3766 209:3500 210:2742 211:1119 212:1564
213:1662 214:65 215:22 216:4493 217:1244 218:361
219:407 220:1189 221:455 222:290

End of report

cscora at apnic

Dec 19, 2008, 10:12 AM

Post #87 of 149 (6586 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 20 Dec, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 275380
Prefixes after maximum aggregation: 131356
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 132855
Total ASes present in the Internet Routing Table: 30108
Prefixes per ASN: 9.15
Origin-only ASes present in the Internet Routing Table: 26219
Origin ASes announcing only one prefix: 12782
Transit ASes present in the Internet Routing Table: 3889
Transit-only ASes present in the Internet Routing Table: 94
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 20
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 522
Unregistered ASNs in the Routing Table: 187
Number of 32-bit ASNs allocated by the RIRs: 68
Prefixes from 32-bit ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 259
Number of addresses announced to Internet: 1976219264
Equivalent to 117 /8s, 202 /16s and 182 /24s
Percentage of available address space announced: 53.3
Percentage of allocated address space announced: 63.7
Percentage of available address space allocated: 83.7
Percentage of address space in use by end-sites: 75.0
Total number of prefixes smaller than registry allocations: 135179

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 63202
Total APNIC prefixes after maximum aggregation: 22693
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 60116
Unique aggregates announced from the APNIC address blocks: 25952
APNIC Region origin ASes present in the Internet Routing Table: 3494
APNIC Prefixes per ASN: 17.21
APNIC Region origin ASes announcing only one prefix: 952
APNIC Region transit ASes present in the Internet Routing Table: 535
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 393369248
Equivalent to 23 /8s, 114 /16s and 86 /24s
Percentage of available APNIC address space announced: 78.2

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 122949
Total ARIN prefixes after maximum aggregation: 64542
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92199
Unique aggregates announced from the ARIN address blocks: 35045
ARIN Region origin ASes present in the Internet Routing Table: 12660
ARIN Prefixes per ASN: 7.28
ARIN Region origin ASes announcing only one prefix: 4896
ARIN Region transit ASes present in the Internet Routing Table: 1212
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 405197088
Equivalent to 24 /8s, 38 /16s and 209 /24s
Percentage of available ARIN address space announced: 83.3

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8,
199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8,
216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 62209
Total RIPE prefixes after maximum aggregation: 36644
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 56377
Unique aggregates announced from the RIPE address blocks: 37798
RIPE Region origin ASes present in the Internet Routing Table: 12375
RIPE Prefixes per ASN: 4.56
RIPE Region origin ASes announcing only one prefix: 6516
RIPE Region transit ASes present in the Internet Routing Table: 1866
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 382814560
Equivalent to 22 /8s, 209 /16s and 73 /24s
Percentage of available RIPE address space announced: 87.8

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22976
Total LACNIC prefixes after maximum aggregation: 5628
LACNIC Deaggregation factor: 4.08
Prefixes being announced from the LACNIC address blocks: 21001
Unique aggregates announced from the LACNIC address blocks: 11591
LACNIC Region origin ASes present in the Internet Routing Table: 1042
LACNIC Prefixes per ASN: 20.15
LACNIC Region origin ASes announcing only one prefix: 337
LACNIC Region transit ASes present in the Internet Routing Table: 169
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 59214848
Equivalent to 3 /8s, 135 /16s and 140 /24s
Percentage of available LACNIC address space announced: 58.8

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 3541
Total AfriNIC prefixes after maximum aggregation: 1429
AfriNIC Deaggregation factor: 2.48
Prefixes being announced from the AfriNIC address blocks: 5159
Unique aggregates announced from the AfriNIC address blocks: 1961
AfriNIC Region origin ASes present in the Internet Routing Table: 262
AfriNIC Prefixes per ASN: 19.69
AfriNIC Region origin ASes announcing only one prefix: 81
AfriNIC Region transit ASes present in the Internet Routing Table: 54
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12454656
Equivalent to 0 /8s, 190 /16s and 11 /24s
Percentage of available AfriNIC address space announced: 24.7

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1557 6409 364 Korea Telecom (KIX)
17488 1442 101 99 Hathway IP Over Cable Interne
4755 1174 475 153 TATA Communications formerly
4134 898 15543 356 CHINANET-BACKBONE
9583 871 133 81 Sify Limited
18101 786 168 33 Reliance Infocom Ltd Internet
4780 727 358 64 Digital United Inc.
9498 688 310 48 BHARTI BT INTERNET LTD.
7545 656 152 81 TPG Internet Pty Ltd
24560 635 210 164 Bharti Airtel Ltd.

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4383 3435 344 bellsouth.net, inc.
209 2847 4033 626 Qwest
20115 1849 1472 742 Charter Communications
1785 1706 717 155 PaeTec Communications, Inc.
4323 1611 1067 382 Time Warner Telecom
6478 1601 368 289 AT&T Worldnet Services
2386 1578 705 891 AT&T Data Communications Serv
7018 1436 5873 994 AT&T WorldNet Services
11492 1230 192 12 Cable One
3356 1104 10994 430 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1632 188 11 TEDATA
3292 434 1764 383 TDC Tele Danmark
30890 391 80 203 SC Kappa Invexim SRL
12479 377 578 6 Uni2 Autonomous System
3301 336 1413 303 TeliaNet Sweden
3320 333 7065 282 Deutsche Telekom AG
8866 331 109 22 Bulgarian Telecommunication C
29049 330 26 3 AzerSat LLC.
3215 321 2856 95 France Telecom Transpac
8551 303 287 35 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1406 2833 222 UniNet S.A. de C.V.
11830 667 299 9 Instituto Costarricense de El
10620 631 135 55 TVCABLE BOGOTA
22047 565 302 14 VTR PUNTO NET S.A.
7303 503 249 74 Telecom Argentina Stet-France
6471 429 86 43 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 400 118 72 Servicios Alestra S.A de C.V
28573 365 491 24 NET Servicos de Comunicao S.A
7738 343 730 27 Telecomunicacoes da Bahia S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 280 48 128 LINKdotNET AS number
3741 270 857 227 The Internet Solution
2018 239 215 140 Tertiary Education Network
6713 144 135 11 Itissalat Al-MAGHRIB
33783 143 10 17 EEPAD TISP TELECOM & INTERNET
29571 121 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
5713 119 555 68 Telkom SA Ltd
33776 116 6 3 Starcomms Nigeria Limited
2905 80 177 76 Verizon South Africa

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4383 3435 344 bellsouth.net, inc.
209 2847 4033 626 Qwest
20115 1849 1472 742 Charter Communications
1785 1706 717 155 PaeTec Communications, Inc.
8452 1632 188 11 TEDATA
4323 1611 1067 382 Time Warner Telecom
6478 1601 368 289 AT&T Worldnet Services
2386 1578 705 891 AT&T Data Communications Serv
4766 1557 6409 364 Korea Telecom (KIX)
17488 1442 101 99 Hathway IP Over Cable Interne

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2847 2221 Qwest
8452 1632 1621 TEDATA
1785 1706 1551 PaeTec Communications, Inc.
17488 1442 1343 Hathway IP Over Cable Interne
6478 1601 1312 AT&T Worldnet Services
4323 1611 1229 Time Warner Telecom
11492 1230 1218 Cable One
4766 1557 1193 Korea Telecom (KIX)
8151 1406 1184 UniNet S.A. de C.V.
20115 1849 1107 Charter Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.251.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:20 /11:54 /12:159
/13:308 /14:559 /15:1096 /16:10268 /17:4512 /18:7750
/19:16644 /20:19464 /21:19076 /22:24169 /23:24653 /24:144536
/25:644 /26:807 /27:519 /28:97 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2866 4383 bellsouth.net, inc.
209 1594 2847 Qwest
8452 1317 1632 TEDATA
4766 1292 1557 Korea Telecom (KIX)
2386 1260 1578 AT&T Data Communications Serv
17488 1232 1442 Hathway IP Over Cable Interne
11492 1200 1230 Cable One
1785 1166 1706 PaeTec Communications, Inc.
6478 1129 1601 AT&T Worldnet Services
18566 1041 1060 Covad Communications

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:170 12:2225 13:2 15:21 16:3
17:5 20:36 24:1107 32:54 38:525 40:96
41:1772 43:1 44:2 47:9 52:3 55:3
56:3 57:26 58:518 59:595 60:456 61:1094
62:1016 63:2002 64:3406 65:2445 66:3607 67:1439
68:655 69:2374 70:530 71:173 72:1597 73:7
74:1335 75:191 76:306 77:853 78:511 79:299
80:920 81:907 82:537 83:392 84:410 85:1036
86:494 87:655 88:350 89:1363 90:45 91:1796
92:298 93:1052 94:837 95:106 96:95 97:150
98:172 99:10 100:1 110:1 111:1 113:52
114:144 115:166 116:1069 117:416 118:234 119:578
120:116 121:699 122:895 123:435 124:790 125:1273
128:359 129:219 130:135 131:408 132:72 133:9
134:193 135:33 136:225 137:131 138:144 139:91
140:412 141:110 142:389 143:296 144:309 145:53
146:371 147:143 148:610 149:219 150:140 151:209
152:149 153:131 154:10 155:249 156:167 157:304
158:164 159:300 160:274 161:131 162:254 163:146
164:515 165:500 166:364 167:348 168:669 169:159
170:459 171:38 172:10 173:128 174:11 187:16
188:1 189:356 190:2542 192:5822 193:4145 194:3298
195:2631 196:1205 198:3710 199:3315 200:5584 201:1504
202:7780 203:8068 204:3930 205:2128 206:2319 207:2761
208:3794 209:3494 210:2688 211:1132 212:1501 213:1583
214:62 215:26 216:4498 217:1201 218:379 219:405
220:1220 221:400 222:299

End of report

cscora at apnic

Dec 26, 2008, 10:12 AM

Post #88 of 149 (6486 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 27 Dec, 2008

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 275775
Prefixes after maximum aggregation: 131490
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 133298
Total ASes present in the Internet Routing Table: 30186
Prefixes per ASN: 9.14
Origin-only ASes present in the Internet Routing Table: 26269
Origin ASes announcing only one prefix: 12810
Transit ASes present in the Internet Routing Table: 3917
Transit-only ASes present in the Internet Routing Table: 98
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 23
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 524
Unregistered ASNs in the Routing Table: 195
Number of 32-bit ASNs allocated by the RIRs: 70
Prefixes from 32-bit ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 211
Number of addresses announced to Internet: 1979718688
Equivalent to 118 /8s, 0 /16s and 28 /24s
Percentage of available address space announced: 53.4
Percentage of allocated address space announced: 63.1
Percentage of available address space allocated: 84.6
Percentage of address space in use by end-sites: 75.0
Total number of prefixes smaller than registry allocations: 135418

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 63555
Total APNIC prefixes after maximum aggregation: 22690
APNIC Deaggregation factor: 2.80
Prefixes being announced from the APNIC address blocks: 60451
Unique aggregates announced from the APNIC address blocks: 26032
APNIC Region origin ASes present in the Internet Routing Table: 3500
APNIC Prefixes per ASN: 17.27
APNIC Region origin ASes announcing only one prefix: 959
APNIC Region transit ASes present in the Internet Routing Table: 537
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 394956192
Equivalent to 23 /8s, 138 /16s and 141 /24s
Percentage of available APNIC address space announced: 78.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123300
Total ARIN prefixes after maximum aggregation: 64626
ARIN Deaggregation factor: 1.91
Prefixes being announced from the ARIN address blocks: 92403
Unique aggregates announced from the ARIN address blocks: 35088
ARIN Region origin ASes present in the Internet Routing Table: 12672
ARIN Prefixes per ASN: 7.29
ARIN Region origin ASes announcing only one prefix: 4886
ARIN Region transit ASes present in the Internet Routing Table: 1215
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 405361440
Equivalent to 24 /8s, 41 /16s and 83 /24s
Percentage of available ARIN address space announced: 77.9

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 61339
Total RIPE prefixes after maximum aggregation: 36726
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 56967
Unique aggregates announced from the RIPE address blocks: 37920
RIPE Region origin ASes present in the Internet Routing Table: 12423
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 6542
RIPE Region transit ASes present in the Internet Routing Table: 1888
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 383880800
Equivalent to 22 /8s, 225 /16s and 142 /24s
Percentage of available RIPE address space announced: 88.0

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23044
Total LACNIC prefixes after maximum aggregation: 5649
LACNIC Deaggregation factor: 4.08
Prefixes being announced from the LACNIC address blocks: 21061
Unique aggregates announced from the LACNIC address blocks: 11616
LACNIC Region origin ASes present in the Internet Routing Table: 1040
LACNIC Prefixes per ASN: 20.25
LACNIC Region origin ASes announcing only one prefix: 336
LACNIC Region transit ASes present in the Internet Routing Table: 168
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 59283840
Equivalent to 3 /8s, 136 /16s and 153 /24s
Percentage of available LACNIC address space announced: 58.9

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4031
Total AfriNIC prefixes after maximum aggregation: 1380
AfriNIC Deaggregation factor: 2.92
Prefixes being announced from the AfriNIC address blocks: 4254
Unique aggregates announced from the AfriNIC address blocks: 2184
AfriNIC Region origin ASes present in the Internet Routing Table: 274
AfriNIC Prefixes per ASN: 15.53
AfriNIC Region origin ASes announcing only one prefix: 87
AfriNIC Region transit ASes present in the Internet Routing Table: 56
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 22
Number of AfriNIC addresses announced to Internet: 13105408
Equivalent to 0 /8s, 199 /16s and 249 /24s
Percentage of available AfriNIC address space announced: 26.0

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1642 6409 368 Korea Telecom (KIX)
17488 1466 102 101 Hathway IP Over Cable Interne
4755 1177 475 152 TATA Communications formerly
9583 904 131 66 Sify Limited
4134 892 15833 358 CHINANET-BACKBONE
18101 782 168 31 Reliance Infocom Ltd Internet
9498 756 291 45 BHARTI BT INTERNET LTD.
4780 725 358 64 Digital United Inc.
7545 658 152 81 TPG Internet Pty Ltd
24560 641 226 165 Bharti Airtel Ltd.

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4382 3435 345 bellsouth.net, inc.
209 2845 4032 623 Qwest
20115 1851 1473 743 Charter Communications
1785 1707 717 155 PaeTec Communications, Inc.
6478 1613 372 274 AT&T Worldnet Services
4323 1608 1067 379 Time Warner Telecom
2386 1586 706 897 AT&T Data Communications Serv
7018 1424 5872 984 AT&T WorldNet Services
11492 1220 192 12 Cable One
3356 1104 10994 431 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 433 1764 382 TDC Tele Danmark
30890 391 80 203 SC Kappa Invexim SRL
12479 379 578 6 Uni2 Autonomous System
3301 336 1413 303 TeliaNet Sweden
3320 333 7065 282 Deutsche Telekom AG
8866 331 109 22 Bulgarian Telecommunication C
29049 323 26 3 AzerSat LLC.
3215 321 2856 95 France Telecom Transpac
8551 304 287 35 Bezeq International
25233 289 44 24 Awalnet

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1402 2832 224 UniNet S.A. de C.V.
11830 671 299 9 Instituto Costarricense de El
10620 658 138 57 TVCABLE BOGOTA
22047 565 302 14 VTR PUNTO NET S.A.
7303 503 249 74 Telecom Argentina Stet-France
6471 429 86 43 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 400 118 72 Servicios Alestra S.A de C.V
28573 365 491 24 NET Servicos de Comunicao S.A
7738 360 730 27 Telecomunicacoes da Bahia S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 439 72 54 LINKdotNET AS number
3741 270 857 227 The Internet Solution
20858 256 34 3 This AS will be used to conne
2018 239 215 140 Tertiary Education Network
6713 145 139 12 Itissalat Al-MAGHRIB
33783 143 10 17 EEPAD TISP TELECOM & INTERNET
29571 121 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
5713 119 555 68 Telkom SA Ltd
33776 118 6 3 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4382 3435 345 bellsouth.net, inc.
209 2845 4032 623 Qwest
20115 1851 1473 743 Charter Communications
1785 1707 717 155 PaeTec Communications, Inc.
4766 1642 6409 368 Korea Telecom (KIX)
6478 1613 372 274 AT&T Worldnet Services
4323 1608 1067 379 Time Warner Telecom
2386 1586 706 897 AT&T Data Communications Serv
17488 1466 102 101 Hathway IP Over Cable Interne
7018 1424 5872 984 AT&T WorldNet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2845 2222 Qwest
1785 1707 1552 PaeTec Communications, Inc.
17488 1466 1365 Hathway IP Over Cable Interne
6478 1613 1339 AT&T Worldnet Services
4766 1642 1274 Korea Telecom (KIX)
4323 1608 1229 Time Warner Telecom
11492 1220 1208 Cable One
8151 1402 1178 UniNet S.A. de C.V.
20115 1851 1108 Charter Communications
18566 1060 1050 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.251.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:20 /11:54 /12:158
/13:309 /14:562 /15:1099 /16:10278 /17:4531 /18:7748
/19:16669 /20:19590 /21:19150 /22:24337 /23:24847 /24:144305
/25:650 /26:809 /27:518 /28:96 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2865 4382 bellsouth.net, inc.
209 1591 2845 Qwest
4766 1374 1642 Korea Telecom (KIX)
2386 1263 1586 AT&T Data Communications Serv
17488 1256 1466 Hathway IP Over Cable Interne
11492 1190 1220 Cable One
1785 1168 1707 PaeTec Communications, Inc.
6478 1131 1613 AT&T Worldnet Services
18566 1041 1060 Covad Communications
20115 930 1851 Charter Communications

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:172 12:2229 13:2 15:21 16:3
17:5 20:35 24:1104 32:54 38:528 40:96
41:825 43:1 44:2 47:9 52:3 55:3
56:3 57:26 58:519 59:597 60:456 61:1107
62:1086 63:2002 64:3416 65:2447 66:3611 67:1444
68:655 69:2430 70:531 71:173 72:1589 73:7
74:1338 75:193 76:306 77:899 78:522 79:309
80:940 81:838 82:543 83:382 84:592 85:1058
86:494 87:651 88:349 89:1383 90:41 91:1801
92:303 93:1077 94:828 95:141 96:95 97:151
98:173 99:10 110:1 111:1 113:56 114:146
115:173 116:1095 117:421 118:248 119:587 120:120
121:700 122:883 123:464 124:765 125:1337 128:359
129:220 130:135 131:410 132:72 133:9 134:323
135:33 136:224 137:133 138:144 139:92 140:414
141:110 142:381 143:290 144:315 145:53 146:371
147:142 148:606 149:219 150:139 151:208 152:149
153:131 154:10 155:250 156:168 157:304 158:163
159:300 160:274 161:131 162:255 163:142 164:516
165:501 166:364 167:348 168:666 169:159 170:461
171:38 172:10 173:138 174:17 187:17 188:1
189:353 190:2532 192:5812 193:4152 194:3291 195:2663
196:1029 198:3696 199:3316 200:5578 201:1505 202:7775
203:8073 204:3922 205:2161 206:2323 207:2771 208:3786
209:3498 210:2673 211:1165 212:1554 213:1618 214:69
215:29 216:4519 217:1196 218:377 219:402 220:1226
221:410 222:299

End of report

cscora at apnic

Jan 2, 2009, 10:13 AM

Post #89 of 149 (6417 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 03 Jan, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 275280
Prefixes after maximum aggregation: 131723
Deaggregation factor: 2.09
Unique aggregates announced to Internet: 133384
Total ASes present in the Internet Routing Table: 30197
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 26280
Origin ASes announcing only one prefix: 12806
Transit ASes present in the Internet Routing Table: 3917
Transit-only ASes present in the Internet Routing Table: 95
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 24
Max AS path prepend of ASN ( 3816) 15
Prefixes from unregistered ASNs in the Routing Table: 523
Unregistered ASNs in the Routing Table: 188
Number of 32-bit ASNs allocated by the RIRs: 70
Prefixes from 32-bit ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 231
Number of addresses announced to Internet: 1980712736
Equivalent to 118 /8s, 15 /16s and 71 /24s
Percentage of available address space announced: 53.4
Percentage of allocated address space announced: 63.2
Percentage of available address space allocated: 84.6
Percentage of address space in use by end-sites: 75.1
Total number of prefixes smaller than registry allocations: 134788

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 63617
Total APNIC prefixes after maximum aggregation: 22614
APNIC Deaggregation factor: 2.81
Prefixes being announced from the APNIC address blocks: 60489
Unique aggregates announced from the APNIC address blocks: 25957
APNIC Region origin ASes present in the Internet Routing Table: 3492
APNIC Prefixes per ASN: 17.32
APNIC Region origin ASes announcing only one prefix: 956
APNIC Region transit ASes present in the Internet Routing Table: 537
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 395968416
Equivalent to 23 /8s, 153 /16s and 255 /24s
Percentage of available APNIC address space announced: 78.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 122871
Total ARIN prefixes after maximum aggregation: 64857
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 92460
Unique aggregates announced from the ARIN address blocks: 35159
ARIN Region origin ASes present in the Internet Routing Table: 12687
ARIN Prefixes per ASN: 7.29
ARIN Region origin ASes announcing only one prefix: 4890
ARIN Region transit ASes present in the Internet Routing Table: 1213
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 405423904
Equivalent to 24 /8s, 42 /16s and 71 /24s
Percentage of available ARIN address space announced: 78.0

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 61292
Total RIPE prefixes after maximum aggregation: 36722
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 56859
Unique aggregates announced from the RIPE address blocks: 37994
RIPE Region origin ASes present in the Internet Routing Table: 12432
RIPE Prefixes per ASN: 4.57
RIPE Region origin ASes announcing only one prefix: 6539
RIPE Region transit ASes present in the Internet Routing Table: 1884
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 383811168
Equivalent to 22 /8s, 224 /16s and 126 /24s
Percentage of available RIPE address space announced: 88.0

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22931
Total LACNIC prefixes after maximum aggregation: 5719
LACNIC Deaggregation factor: 4.01
Prefixes being announced from the LACNIC address blocks: 21036
Unique aggregates announced from the LACNIC address blocks: 11601
LACNIC Region origin ASes present in the Internet Routing Table: 1047
LACNIC Prefixes per ASN: 20.09
LACNIC Region origin ASes announcing only one prefix: 341
LACNIC Region transit ASes present in the Internet Routing Table: 170
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 59299968
Equivalent to 3 /8s, 136 /16s and 216 /24s
Percentage of available LACNIC address space announced: 58.9

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4068
Total AfriNIC prefixes after maximum aggregation: 1396
AfriNIC Deaggregation factor: 2.91
Prefixes being announced from the AfriNIC address blocks: 4338
Unique aggregates announced from the AfriNIC address blocks: 2165
AfriNIC Region origin ASes present in the Internet Routing Table: 268
AfriNIC Prefixes per ASN: 16.19
AfriNIC Region origin ASes announcing only one prefix: 80
AfriNIC Region transit ASes present in the Internet Routing Table: 58
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12971264
Equivalent to 0 /8s, 197 /16s and 237 /24s
Percentage of available AfriNIC address space announced: 25.8

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1647 6410 372 Korea Telecom (KIX)
17488 1477 104 101 Hathway IP Over Cable Interne
4755 1176 434 165 TATA Communications formerly
9583 902 131 67 Sify Limited
4134 896 15977 360 CHINANET-BACKBONE
18101 782 168 30 Reliance Infocom Ltd Internet
9498 759 292 47 BHARTI BT INTERNET LTD.
4780 721 360 66 Digital United Inc.
24560 662 227 169 Bharti Airtel Ltd.
7545 661 152 82 TPG Internet Pty Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4381 3435 345 bellsouth.net, inc.
209 2843 4032 621 Qwest
20115 1848 1455 741 Charter Communications
1785 1705 717 154 PaeTec Communications, Inc.
4323 1606 1059 378 Time Warner Telecom
2386 1580 706 894 AT&T Data Communications Serv
7018 1425 5872 985 AT&T WorldNet Services
11492 1231 192 12 Cable One
3356 1105 10994 432 Level 3 Communications, LLC
18566 1060 296 10 Covad Communications

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
3292 434 1764 383 TDC Tele Danmark
30890 391 80 203 SC Kappa Invexim SRL
12479 383 578 6 Uni2 Autonomous System
3301 336 1413 303 TeliaNet Sweden
3320 333 7065 282 Deutsche Telekom AG
8866 330 109 22 Bulgarian Telecommunication C
3215 327 2857 96 France Telecom Transpac
29049 323 26 3 AzerSat LLC.
8551 304 287 35 Bezeq International
8452 271 188 7 TEDATA

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1400 2820 224 UniNet S.A. de C.V.
10620 688 149 57 TVCABLE BOGOTA
11830 671 299 9 Instituto Costarricense de El
22047 565 302 14 VTR PUNTO NET S.A.
7303 505 249 76 Telecom Argentina Stet-France
6471 429 86 40 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 411 118 72 Servicios Alestra S.A de C.V
28573 364 489 26 NET Servicos de Comunicao S.A
7738 360 730 27 Telecomunicacoes da Bahia S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 518 71 83 LINKdotNET AS number
3741 270 857 227 The Internet Solution
20858 258 34 3 This AS will be used to conne
2018 239 215 140 Tertiary Education Network
33783 147 10 13 EEPAD TISP TELECOM & INTERNET
6713 145 139 12 Itissalat Al-MAGHRIB
29571 121 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
5713 119 555 68 Telkom SA Ltd
33776 118 6 3 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4381 3435 345 bellsouth.net, inc.
209 2843 4032 621 Qwest
20115 1848 1455 741 Charter Communications
1785 1705 717 154 PaeTec Communications, Inc.
4766 1647 6410 372 Korea Telecom (KIX)
4323 1606 1059 378 Time Warner Telecom
2386 1580 706 894 AT&T Data Communications Serv
17488 1477 104 101 Hathway IP Over Cable Interne
7018 1425 5872 985 AT&T WorldNet Services
8151 1400 2820 224 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2843 2222 Qwest
1785 1705 1551 PaeTec Communications, Inc.
17488 1477 1376 Hathway IP Over Cable Interne
4766 1647 1275 Korea Telecom (KIX)
4323 1606 1228 Time Warner Telecom
11492 1231 1219 Cable One
8151 1400 1176 UniNet S.A. de C.V.
20115 1848 1107 Charter Communications
18566 1060 1050 Covad Communications
4755 1176 1011 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio
63.143.251.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:20 /11:54 /12:158
/13:310 /14:562 /15:1102 /16:10283 /17:4528 /18:7753
/19:16641 /20:19591 /21:19140 /22:24233 /23:24626 /24:144146
/25:655 /26:822 /27:513 /28:98 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2864 4381 bellsouth.net, inc.
209 1589 2843 Qwest
4766 1382 1647 Korea Telecom (KIX)
17488 1263 1477 Hathway IP Over Cable Interne
2386 1257 1580 AT&T Data Communications Serv
11492 1200 1231 Cable One
1785 1168 1705 PaeTec Communications, Inc.
18566 1041 1060 Covad Communications
20115 930 1848 Charter Communications
7011 837 936 Citizens Utilities

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:173 12:2177 13:2 15:21 16:3
17:5 20:35 24:1107 32:54 38:532 40:96
41:824 43:1 44:2 47:9 52:3 55:3
56:3 57:26 58:525 59:600 60:455 61:1097
62:1113 63:2002 64:3397 65:2448 66:3607 67:1440
68:655 69:2415 70:530 71:173 72:1591 73:7
74:1339 75:193 76:306 77:785 78:512 79:302
80:945 81:845 82:561 83:378 84:593 85:1061
86:394 87:638 88:354 89:1377 90:41 91:1811
92:307 93:1076 94:866 95:145 96:96 97:153
98:172 99:10 110:1 111:1 113:56 114:151
115:176 116:1112 117:434 118:244 119:590 120:130
121:701 122:892 123:480 124:772 125:1345 128:358
129:220 130:134 131:410 132:72 133:9 134:323
135:34 136:219 137:133 138:144 139:92 140:415
141:109 142:382 143:306 144:320 145:53 146:371
147:142 148:605 149:219 150:139 151:208 152:149
153:131 154:10 155:254 156:168 157:271 158:162
159:299 160:273 161:131 162:255 163:141 164:519
165:501 166:364 167:348 168:676 169:159 170:462
171:38 172:10 173:144 174:18 187:17 188:1
189:358 190:2484 192:5818 193:4176 194:3308 195:2655
196:1033 198:3694 199:3314 200:5544 201:1484 202:7782
203:8080 204:3924 205:2168 206:2324 207:2769 208:3794
209:3501 210:2688 211:1159 212:1557 213:1629 214:67
215:29 216:4538 217:1157 218:374 219:403 220:1236
221:399 222:294

End of report

cscora at apnic

Jan 9, 2009, 10:10 AM

Post #90 of 149 (6394 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 10 Jan, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 276748
Prefixes after maximum aggregation: 132415
Deaggregation factor: 2.09
Unique aggregates announced to Internet: 135537
Total ASes present in the Internet Routing Table: 30275
Prefixes per ASN: 9.14
Origin-only ASes present in the Internet Routing Table: 26332
Origin ASes announcing only one prefix: 12831
Transit ASes present in the Internet Routing Table: 3943
Transit-only ASes present in the Internet Routing Table: 92
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 23
Max AS path prepend of ASN (33868) 19
Prefixes from unregistered ASNs in the Routing Table: 493
Unregistered ASNs in the Routing Table: 182
Number of 32-bit ASNs allocated by the RIRs: 71
Prefixes from 32-bit ASNs in the Routing Table: 11
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 254
Number of addresses announced to Internet: 1981613920
Equivalent to 118 /8s, 29 /16s and 7 /24s
Percentage of available address space announced: 53.5
Percentage of allocated address space announced: 63.2
Percentage of available address space allocated: 84.6
Percentage of address space in use by end-sites: 75.1
Total number of prefixes smaller than registry allocations: 135621

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 64123
Total APNIC prefixes after maximum aggregation: 23155
APNIC Deaggregation factor: 2.77
Prefixes being announced from the APNIC address blocks: 60992
Unique aggregates announced from the APNIC address blocks: 27681
APNIC Region origin ASes present in the Internet Routing Table: 3503
APNIC Prefixes per ASN: 17.41
APNIC Region origin ASes announcing only one prefix: 955
APNIC Region transit ASes present in the Internet Routing Table: 538
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 22
Number of APNIC addresses announced to Internet: 394564832
Equivalent to 23 /8s, 132 /16s and 148 /24s
Percentage of available APNIC address space announced: 78.4

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123262
Total ARIN prefixes after maximum aggregation: 64979
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92772
Unique aggregates announced from the ARIN address blocks: 35437
ARIN Region origin ASes present in the Internet Routing Table: 12709
ARIN Prefixes per ASN: 7.30
ARIN Region origin ASes announcing only one prefix: 4893
ARIN Region transit ASes present in the Internet Routing Table: 1217
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 405753632
Equivalent to 24 /8s, 47 /16s and 79 /24s
Percentage of available ARIN address space announced: 78.0

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 61632
Total RIPE prefixes after maximum aggregation: 36822
RIPE Deaggregation factor: 1.67
Prefixes being announced from the RIPE address blocks: 57016
Unique aggregates announced from the RIPE address blocks: 38082
RIPE Region origin ASes present in the Internet Routing Table: 12474
RIPE Prefixes per ASN: 4.57
RIPE Region origin ASes announcing only one prefix: 6561
RIPE Region transit ASes present in the Internet Routing Table: 1905
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 384010848
Equivalent to 22 /8s, 227 /16s and 138 /24s
Percentage of available RIPE address space announced: 88.0

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22922
Total LACNIC prefixes after maximum aggregation: 5700
LACNIC Deaggregation factor: 4.02
Prefixes being announced from the LACNIC address blocks: 21035
Unique aggregates announced from the LACNIC address blocks: 11598
LACNIC Region origin ASes present in the Internet Routing Table: 1047
LACNIC Prefixes per ASN: 20.09
LACNIC Region origin ASes announcing only one prefix: 338
LACNIC Region transit ASes present in the Internet Routing Table: 172
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 59650432
Equivalent to 3 /8s, 142 /16s and 49 /24s
Percentage of available LACNIC address space announced: 59.3

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4335
Total AfriNIC prefixes after maximum aggregation: 1363
AfriNIC Deaggregation factor: 3.18
Prefixes being announced from the AfriNIC address blocks: 4772
Unique aggregates announced from the AfriNIC address blocks: 2189
AfriNIC Region origin ASes present in the Internet Routing Table: 276
AfriNIC Prefixes per ASN: 17.29
AfriNIC Region origin ASes announcing only one prefix: 84
AfriNIC Region transit ASes present in the Internet Routing Table: 60
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC addresses announced to Internet: 13108480
Equivalent to 0 /8s, 200 /16s and 5 /24s
Percentage of available AfriNIC address space announced: 26.0

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1649 6410 374 Korea Telecom (KIX)
17488 1482 104 100 Hathway IP Over Cable Interne
4755 1181 435 170 TATA Communications formerly
9583 1107 87 523 Sify Limited
4134 896 15977 361 CHINANET-BACKBONE
18101 782 168 30 Reliance Infocom Ltd Internet
4780 720 358 65 Digital United Inc.
9498 688 297 52 BHARTI BT INTERNET LTD.
7545 662 152 81 TPG Internet Pty Ltd
24560 659 224 180 Bharti Airtel Ltd.

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4389 3435 345 bellsouth.net, inc.
209 2847 4033 622 Qwest
20115 1852 1458 743 Charter Communications
1785 1711 718 158 PaeTec Communications, Inc.
4323 1614 1051 382 Time Warner Telecom
2386 1582 706 896 AT&T Data Communications Serv
7018 1429 5871 990 AT&T WorldNet Services
11492 1232 192 12 Cable One
6478 1191 298 444 AT&T Worldnet Services
3356 1108 10994 432 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 446 188 7 TEDATA
3292 436 1764 383 TDC Tele Danmark
12479 386 578 6 Uni2 Autonomous System
30890 386 85 198 SC Kappa Invexim SRL
3301 336 1669 303 TeliaNet Sweden
3320 332 7065 281 Deutsche Telekom AG
8866 330 109 22 Bulgarian Telecommunication C
3215 327 2857 96 France Telecom Transpac
29049 325 26 3 AzerSat LLC.
8551 304 287 35 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1406 2833 222 UniNet S.A. de C.V.
10620 698 151 58 TVCABLE BOGOTA
11830 671 299 9 Instituto Costarricense de El
22047 565 302 14 VTR PUNTO NET S.A.
7303 507 251 77 Telecom Argentina Stet-France
6471 429 86 40 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 409 118 72 Servicios Alestra S.A de C.V
28573 369 493 20 NET Servicos de Comunicao S.A
7738 360 730 27 Telecomunicacoes da Bahia S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 591 72 41 LINKdotNET AS number
3741 270 857 227 The Internet Solution
20858 262 34 3 This AS will be used to conne
2018 239 215 140 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 126 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
5713 118 555 67 Telkom SA Ltd
33776 118 6 3 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4389 3435 345 bellsouth.net, inc.
209 2847 4033 622 Qwest
20115 1852 1458 743 Charter Communications
1785 1711 718 158 PaeTec Communications, Inc.
4766 1649 6410 374 Korea Telecom (KIX)
4323 1614 1051 382 Time Warner Telecom
2386 1582 706 896 AT&T Data Communications Serv
17488 1482 104 100 Hathway IP Over Cable Interne
7018 1429 5871 990 AT&T WorldNet Services
8151 1406 2833 222 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2847 2225 Qwest
1785 1711 1553 PaeTec Communications, Inc.
17488 1482 1382 Hathway IP Over Cable Interne
4766 1649 1275 Korea Telecom (KIX)
4323 1614 1232 Time Warner Telecom
11492 1232 1220 Cable One
8151 1406 1184 UniNet S.A. de C.V.
20115 1852 1109 Charter Communications
18566 1060 1050 Covad Communications
4755 1181 1011 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.142.40.0/21 7018 AT&T WorldNet Services
24.142.160.0/19 7018 AT&T WorldNet Services
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.223.112.0/22 5713 Telkom SA Ltd
41.223.132.0/24 12491 IPPlanet
41.223.133.0/24 12491 IPPlanet
41.223.134.0/24 12491 IPPlanet

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:20 /11:54 /12:159
/13:310 /14:561 /15:1101 /16:10300 /17:4531 /18:7788
/19:16707 /20:19620 /21:19250 /22:24350 /23:24760 /24:145115
/25:647 /26:822 /27:514 /28:95 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2866 4389 bellsouth.net, inc.
209 1588 2847 Qwest
4766 1384 1649 Korea Telecom (KIX)
17488 1267 1482 Hathway IP Over Cable Interne
2386 1261 1582 AT&T Data Communications Serv
11492 1200 1232 Cable One
1785 1170 1711 PaeTec Communications, Inc.
18566 1041 1060 Covad Communications
9583 967 1107 Sify Limited
20115 931 1852 Charter Communications

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:174 12:2188 13:2 15:21 16:3
17:5 20:36 24:1106 32:54 38:533 40:96
41:1017 43:1 44:2 47:9 52:3 55:3
56:3 57:26 58:518 59:607 60:455 61:1112
62:1128 63:2007 64:3398 65:2459 66:3618 67:1446
68:654 69:2436 70:531 71:175 72:1589 73:7
74:1348 75:194 76:306 77:792 78:527 79:303
80:944 81:850 82:580 83:381 84:598 85:1069
86:399 87:641 88:352 89:1368 90:44 91:1837
92:306 93:1097 94:859 95:155 96:97 97:158
98:175 99:10 110:1 111:1 112:5 113:57
114:153 115:188 116:1114 117:464 118:247 119:603
120:129 121:713 122:920 123:494 124:868 125:1281
128:358 129:222 130:135 131:411 132:70 133:9
134:325 135:35 136:224 137:136 138:145 139:92
140:412 141:109 142:384 143:309 144:323 145:53
146:372 147:142 148:610 149:222 150:139 151:208
152:149 153:125 154:10 155:242 156:168 157:270
158:140 159:300 160:276 161:133 162:255 163:145
164:518 165:504 166:364 167:348 168:678 169:161
170:461 171:38 172:10 173:193 174:50 187:17
188:1 189:357 190:2498 192:5816 193:4182 194:3309
195:2666 196:1069 198:3692 199:3305 200:5507 201:1476
202:7820 203:8105 204:3931 205:2168 206:2333 207:2772
208:3803 209:3534 210:2744 211:1164 212:1551 213:1640
214:67 215:29 216:4541 217:1210 218:369 219:403
220:1231 221:464 222:296

End of report

cscora at apnic

Jan 16, 2009, 10:11 AM

Post #91 of 149 (6311 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 17 Jan, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 277721
Prefixes after maximum aggregation: 132482
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 135762
Total ASes present in the Internet Routing Table: 30352
Prefixes per ASN: 9.15
Origin-only ASes present in the Internet Routing Table: 26399
Origin ASes announcing only one prefix: 12865
Transit ASes present in the Internet Routing Table: 3953
Transit-only ASes present in the Internet Routing Table: 98
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 23
Max AS path prepend of ASN (46211) 20
Prefixes from unregistered ASNs in the Routing Table: 523
Unregistered ASNs in the Routing Table: 184
Number of 32-bit ASNs allocated by the RIRs: 73
Prefixes from 32-bit ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 283
Number of addresses announced to Internet: 1984280064
Equivalent to 118 /8s, 69 /16s and 182 /24s
Percentage of available address space announced: 53.5
Percentage of allocated address space announced: 63.3
Percentage of available address space allocated: 84.6
Percentage of address space in use by end-sites: 75.2
Total number of prefixes smaller than registry allocations: 136430

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 64135
Total APNIC prefixes after maximum aggregation: 23147
APNIC Deaggregation factor: 2.77
Prefixes being announced from the APNIC address blocks: 60996
Unique aggregates announced from the APNIC address blocks: 27679
APNIC Region origin ASes present in the Internet Routing Table: 3506
APNIC Prefixes per ASN: 17.40
APNIC Region origin ASes announcing only one prefix: 956
APNIC Region transit ASes present in the Internet Routing Table: 537
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 395113632
Equivalent to 23 /8s, 140 /16s and 244 /24s
Percentage of available APNIC address space announced: 78.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123561
Total ARIN prefixes after maximum aggregation: 64986
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 92979
Unique aggregates announced from the ARIN address blocks: 35380
ARIN Region origin ASes present in the Internet Routing Table: 12731
ARIN Prefixes per ASN: 7.30
ARIN Region origin ASes announcing only one prefix: 4911
ARIN Region transit ASes present in the Internet Routing Table: 1224
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 23
Number of ARIN addresses announced to Internet: 406799520
Equivalent to 24 /8s, 63 /16s and 68 /24s
Percentage of available ARIN address space announced: 78.2

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 62265
Total RIPE prefixes after maximum aggregation: 36910
RIPE Deaggregation factor: 1.69
Prefixes being announced from the RIPE address blocks: 57284
Unique aggregates announced from the RIPE address blocks: 38268
RIPE Region origin ASes present in the Internet Routing Table: 12514
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 6573
RIPE Region transit ASes present in the Internet Routing Table: 1913
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 386225504
Equivalent to 23 /8s, 5 /16s and 85 /24s
Percentage of available RIPE address space announced: 88.5

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22923
Total LACNIC prefixes after maximum aggregation: 5659
LACNIC Deaggregation factor: 4.05
Prefixes being announced from the LACNIC address blocks: 21089
Unique aggregates announced from the LACNIC address blocks: 11650
LACNIC Region origin ASes present in the Internet Routing Table: 1051
LACNIC Prefixes per ASN: 20.07
LACNIC Region origin ASes announcing only one prefix: 337
LACNIC Region transit ASes present in the Internet Routing Table: 174
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 59821824
Equivalent to 3 /8s, 144 /16s and 207 /24s
Percentage of available LACNIC address space announced: 59.4

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4336
Total AfriNIC prefixes after maximum aggregation: 1365
AfriNIC Deaggregation factor: 3.18
Prefixes being announced from the AfriNIC address blocks: 5161
Unique aggregates announced from the AfriNIC address blocks: 2190
AfriNIC Region origin ASes present in the Internet Routing Table: 277
AfriNIC Prefixes per ASN: 18.63
AfriNIC Region origin ASes announcing only one prefix: 88
AfriNIC Region transit ASes present in the Internet Routing Table: 59
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 13030656
Equivalent to 0 /8s, 198 /16s and 213 /24s
Percentage of available AfriNIC address space announced: 25.9

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1664 6411 376 Korea Telecom (KIX)
17488 1488 105 96 Hathway IP Over Cable Interne
4755 1184 435 166 TATA Communications formerly
9583 1111 87 524 Sify Limited
4134 901 16059 364 CHINANET-BACKBONE
18101 779 174 27 Reliance Infocom Ltd Internet
4780 719 358 65 Digital United Inc.
9498 678 297 52 BHARTI BT INTERNET LTD.
7545 669 152 81 TPG Internet Pty Ltd
24560 660 224 181 Bharti Airtel Ltd.

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4380 3435 344 bellsouth.net, inc.
209 2835 4031 615 Qwest
20115 2030 1464 746 Charter Communications
1785 1720 734 156 PaeTec Communications, Inc.
4323 1611 1081 380 Time Warner Telecom
2386 1584 714 897 AT&T Data Communications Serv
7018 1425 5869 984 AT&T WorldNet Services
11492 1220 192 12 Cable One
6478 1185 293 488 AT&T Worldnet Services
3356 1115 10997 441 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 864 188 7 TEDATA
3292 440 1765 386 TDC Tele Danmark
12479 390 578 6 Uni2 Autonomous System
30890 387 85 199 SC Kappa Invexim SRL
3301 336 1669 302 TeliaNet Sweden
3320 333 7065 282 Deutsche Telekom AG
8866 332 109 22 Bulgarian Telecommunication C
3215 330 2897 99 France Telecom Transpac
29049 325 26 3 AzerSat LLC.
35805 312 30 8 United Telecom of Georgia

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1480 2833 231 UniNet S.A. de C.V.
10620 697 151 74 TVCABLE BOGOTA
11830 672 299 9 Instituto Costarricense de El
22047 565 302 14 VTR PUNTO NET S.A.
7303 508 253 78 Telecom Argentina Stet-France
6471 434 94 42 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 406 118 72 Servicios Alestra S.A de C.V
28573 369 493 20 NET Servicos de Comunicao S.A
7738 360 730 27 Telecomunicacoes da Bahia S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 593 72 40 LINKdotNET AS number
3741 269 857 227 The Internet Solution
20858 269 34 3 This AS will be used to conne
2018 240 215 141 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 128 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 117 555 66 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4380 3435 344 bellsouth.net, inc.
209 2835 4031 615 Qwest
20115 2030 1464 746 Charter Communications
1785 1720 734 156 PaeTec Communications, Inc.
4766 1664 6411 376 Korea Telecom (KIX)
4323 1611 1081 380 Time Warner Telecom
2386 1584 714 897 AT&T Data Communications Serv
17488 1488 105 96 Hathway IP Over Cable Interne
8151 1480 2833 231 UniNet S.A. de C.V.
7018 1425 5869 984 AT&T WorldNet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2835 2220 Qwest
1785 1720 1564 PaeTec Communications, Inc.
17488 1488 1392 Hathway IP Over Cable Interne
4766 1664 1288 Korea Telecom (KIX)
20115 2030 1284 Charter Communications
8151 1480 1249 UniNet S.A. de C.V.
4323 1611 1231 Time Warner Telecom
11492 1220 1208 Cable One
18566 1060 1050 Covad Communications
4755 1184 1018 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.208.128.0/18 8346 SONATEL-AS Autonomous System
41.214.0.0/17 8346 SONATEL-AS Autonomous System
41.223.108.0/22 17175 New Skies Satellites
41.223.112.0/22 5713 Telkom SA Ltd
41.223.132.0/24 12491 IPPlanet
41.223.133.0/24 12491 IPPlanet

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:20 /11:54 /12:159
/13:311 /14:561 /15:1108 /16:10298 /17:4523 /18:7805
/19:16749 /20:19686 /21:19269 /22:24472 /23:24862 /24:145716
/25:657 /26:817 /27:512 /28:98 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2859 4380 bellsouth.net, inc.
209 1578 2835 Qwest
4766 1397 1664 Korea Telecom (KIX)
17488 1273 1488 Hathway IP Over Cable Interne
2386 1263 1584 AT&T Data Communications Serv
11492 1185 1220 Cable One
1785 1169 1720 PaeTec Communications, Inc.
20115 1104 2030 Charter Communications
18566 1041 1060 Covad Communications
9583 968 1111 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:174 12:2195 13:2 15:21 16:3
17:5 20:36 24:1136 32:52 38:535 40:96
41:1468 43:1 44:2 47:9 52:3 55:3
56:3 57:26 58:516 59:609 60:454 61:1112
62:1115 63:1984 64:3405 65:2429 66:3656 67:1439
68:669 69:2443 70:532 71:198 72:1602 73:7
74:1357 75:198 76:307 77:791 78:532 79:307
80:959 81:845 82:580 83:389 84:598 85:1053
86:397 87:642 88:356 89:1374 90:44 91:1863
92:327 93:1071 94:921 95:187 96:97 97:166
98:179 99:10 110:1 111:1 112:9 113:59
114:156 115:203 116:1120 117:467 118:251 119:605
120:130 121:708 122:924 123:492 124:834 125:1274
128:357 129:226 130:134 131:411 132:70 133:9
134:326 135:35 136:219 137:136 138:145 139:92
140:414 141:109 142:384 143:312 144:325 145:38
146:372 147:143 148:609 149:224 150:134 151:209
152:149 153:132 154:10 155:255 156:168 157:269
158:161 159:279 160:277 161:139 162:261 163:143
164:516 165:505 166:361 167:351 168:674 169:162
170:465 171:37 172:10 173:161 174:28 186:1
187:24 189:359 190:2509 192:5822 193:4189 194:3317
195:2679 196:1062 198:3682 199:3310 200:5473 201:1488
202:7824 203:8095 204:3921 205:2168 206:2331 207:2764
208:3817 209:3490 210:2746 211:1169 212:1556 213:1647
214:67 215:29 216:4535 217:1200 218:374 219:403
220:1226 221:463 222:294

End of report

cscora at apnic

Jan 23, 2009, 10:16 AM

Post #92 of 149 (6205 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 24 Jan, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 278634
Prefixes after maximum aggregation: 132262
Deaggregation factor: 2.11
Unique aggregates announced to Internet: 135421
Total ASes present in the Internet Routing Table: 30368
Prefixes per ASN: 9.18
Origin-only ASes present in the Internet Routing Table: 26408
Origin ASes announcing only one prefix: 12861
Transit ASes present in the Internet Routing Table: 3960
Transit-only ASes present in the Internet Routing Table: 99
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 21
Max AS path prepend of ASN (12445) 18
Prefixes from unregistered ASNs in the Routing Table: 529
Unregistered ASNs in the Routing Table: 182
Number of 32-bit ASNs allocated by the RIRs: 78
Prefixes from 32-bit ASNs in the Routing Table: 13
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 273
Number of addresses announced to Internet: 1986107424
Equivalent to 118 /8s, 97 /16s and 152 /24s
Percentage of available address space announced: 53.6
Percentage of allocated address space announced: 63.3
Percentage of available address space allocated: 84.6
Percentage of address space in use by end-sites: 75.4
Total number of prefixes smaller than registry allocations: 137044

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 64288
Total APNIC prefixes after maximum aggregation: 22759
APNIC Deaggregation factor: 2.82
Prefixes being announced from the APNIC address blocks: 61154
Unique aggregates announced from the APNIC address blocks: 26988
APNIC Region origin ASes present in the Internet Routing Table: 3502
APNIC Prefixes per ASN: 17.46
APNIC Region origin ASes announcing only one prefix: 957
APNIC Region transit ASes present in the Internet Routing Table: 540
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 395679136
Equivalent to 23 /8s, 149 /16s and 149 /24s
Percentage of available APNIC address space announced: 78.6

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123881
Total ARIN prefixes after maximum aggregation: 65090
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 93335
Unique aggregates announced from the ARIN address blocks: 35568
ARIN Region origin ASes present in the Internet Routing Table: 12728
ARIN Prefixes per ASN: 7.33
ARIN Region origin ASes announcing only one prefix: 4900
ARIN Region transit ASes present in the Internet Routing Table: 1226
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 407062688
Equivalent to 24 /8s, 67 /16s and 72 /24s
Percentage of available ARIN address space announced: 78.3

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 62615
Total RIPE prefixes after maximum aggregation: 36968
RIPE Deaggregation factor: 1.69
Prefixes being announced from the RIPE address blocks: 57543
Unique aggregates announced from the RIPE address blocks: 38357
RIPE Region origin ASes present in the Internet Routing Table: 12537
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 6580
RIPE Region transit ASes present in the Internet Routing Table: 1911
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 386691168
Equivalent to 23 /8s, 12 /16s and 112 /24s
Percentage of available RIPE address space announced: 88.6

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8,
194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 22988
Total LACNIC prefixes after maximum aggregation: 5665
LACNIC Deaggregation factor: 4.06
Prefixes being announced from the LACNIC address blocks: 21227
Unique aggregates announced from the LACNIC address blocks: 11724
LACNIC Region origin ASes present in the Internet Routing Table: 1050
LACNIC Prefixes per ASN: 20.22
LACNIC Region origin ASes announcing only one prefix: 334
LACNIC Region transit ASes present in the Internet Routing Table: 175
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 60435456
Equivalent to 3 /8s, 154 /16s and 44 /24s
Percentage of available LACNIC address space announced: 60.0

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4365
Total AfriNIC prefixes after maximum aggregation: 1368
AfriNIC Deaggregation factor: 3.19
Prefixes being announced from the AfriNIC address blocks: 5252
Unique aggregates announced from the AfriNIC address blocks: 2180
AfriNIC Region origin ASes present in the Internet Routing Table: 280
AfriNIC Prefixes per ASN: 18.76
AfriNIC Region origin ASes announcing only one prefix: 90
AfriNIC Region transit ASes present in the Internet Routing Table: 58
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 13112576
Equivalent to 0 /8s, 200 /16s and 21 /24s
Percentage of available AfriNIC address space announced: 26.1

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1660 6411 376 Korea Telecom (KIX)
17488 1504 107 96 Hathway IP Over Cable Interne
4755 1193 428 175 TATA Communications formerly
9583 1156 130 110 Sify Limited
4134 902 16063 365 CHINANET-BACKBONE
18101 770 174 25 Reliance Infocom Ltd Internet
4780 720 357 64 Digital United Inc.
9498 680 297 52 BHARTI BT INTERNET LTD.
7545 675 152 81 TPG Internet Pty Ltd
24560 660 224 181 Bharti Airtel Ltd.

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4381 3435 344 bellsouth.net, inc.
209 2833 4032 617 Qwest
20115 2033 1465 742 Charter Communications
1785 1793 735 158 PaeTec Communications, Inc.
4323 1621 1081 373 Time Warner Telecom
2386 1575 714 895 AT&T Data Communications Serv
7018 1444 5876 1002 AT&T WorldNet Services
11492 1216 192 12 Cable One
6478 1196 289 511 AT&T Worldnet Services
3356 1131 10997 441 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 922 188 7 TEDATA
3292 441 1765 386 TDC Tele Danmark
30890 435 88 199 SC Kappa Invexim SRL
12479 393 578 6 Uni2 Autonomous System
3301 336 1669 302 TeliaNet Sweden
8866 333 109 22 Bulgarian Telecommunication C
3320 332 7065 281 Deutsche Telekom AG
3215 330 2897 99 France Telecom Transpac
29049 324 26 3 AzerSat LLC.
35805 324 27 7 United Telecom of Georgia

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1479 2834 230 UniNet S.A. de C.V.
10620 725 153 77 TVCABLE BOGOTA
11830 681 299 9 Instituto Costarricense de El
22047 563 302 14 VTR PUNTO NET S.A.
7303 509 253 78 Telecom Argentina Stet-France
6471 437 94 41 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 408 118 74 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 376 505 22 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 594 72 40 LINKdotNET AS number
3741 269 857 227 The Internet Solution
20858 262 34 3 This AS will be used to conne
2018 242 215 142 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 128 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 117 555 66 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4381 3435 344 bellsouth.net, inc.
209 2833 4032 617 Qwest
20115 2033 1465 742 Charter Communications
1785 1793 735 158 PaeTec Communications, Inc.
4766 1660 6411 376 Korea Telecom (KIX)
4323 1621 1081 373 Time Warner Telecom
2386 1575 714 895 AT&T Data Communications Serv
17488 1504 107 96 Hathway IP Over Cable Interne
8151 1479 2834 230 UniNet S.A. de C.V.
7018 1444 5876 1002 AT&T WorldNet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2833 2216 Qwest
1785 1793 1635 PaeTec Communications, Inc.
17488 1504 1408 Hathway IP Over Cable Interne
20115 2033 1291 Charter Communications
4766 1660 1284 Korea Telecom (KIX)
8151 1479 1249 UniNet S.A. de C.V.
4323 1621 1248 Time Warner Telecom
11492 1216 1204 Cable One
18566 1060 1050 Covad Communications
9583 1156 1046 Sify Limited

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.208.128.0/18 8346 SONATEL-AS Autonomous System
41.214.0.0/17 8346 SONATEL-AS Autonomous System
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.132.0/24 12491 IPPlanet
41.223.133.0/24 12491 IPPlanet

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:20 /11:54 /12:159
/13:311 /14:566 /15:1107 /16:10312 /17:4540 /18:7807
/19:16861 /20:19755 /21:19324 /22:24573 /23:24942 /24:146188
/25:657 /26:812 /27:508 /28:94 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2858 4381 bellsouth.net, inc.
209 1577 2833 Qwest
4766 1394 1660 Korea Telecom (KIX)
17488 1289 1504 Hathway IP Over Cable Interne
2386 1255 1575 AT&T Data Communications Serv
1785 1207 1793 PaeTec Communications, Inc.
11492 1181 1216 Cable One
20115 1107 2033 Charter Communications
18566 1041 1060 Covad Communications
9583 1001 1156 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:12 8:175 12:2195 13:2 15:21 16:3
17:5 20:35 24:1179 32:51 38:536 40:96
41:1579 43:1 44:2 47:9 52:3 55:3
56:3 57:26 58:517 59:610 60:456 61:1109
62:1115 63:2003 64:3435 65:2439 66:3641 67:1460
68:673 69:2447 70:528 71:207 72:1604 73:7
74:1358 75:203 76:303 77:795 78:534 79:318
80:939 81:846 82:564 83:395 84:589 85:1080
86:397 87:638 88:361 89:1388 90:46 91:1879
92:324 93:1068 94:984 95:207 96:97 97:171
98:187 99:11 110:1 111:1 112:14 113:68
114:157 115:209 116:1133 117:473 118:266 119:614
120:131 121:704 122:926 123:494 124:838 125:1273
128:353 129:225 130:135 131:413 132:68 133:9
134:321 135:35 136:224 137:138 138:145 139:92
140:413 141:109 142:384 143:326 144:327 145:38
146:372 147:144 148:529 149:225 150:133 151:212
152:149 153:131 154:10 155:259 156:171 157:271
158:160 159:277 160:280 161:140 162:271 163:138
164:514 165:504 166:363 167:351 168:682 169:162
170:469 171:37 172:10 173:168 174:38 186:2
187:25 189:361 190:2544 192:5821 193:4191 194:3317
195:2675 196:1058 198:3657 199:3312 200:5495 201:1468
202:7801 203:8094 204:3932 205:2151 206:2313 207:2798
208:3819 209:3503 210:2771 211:1170 212:1546 213:1645
214:66 215:30 216:4556 217:1205 218:375 219:402
220:1221 221:472 222:296

End of report

cscora at apnic

Jan 30, 2009, 10:04 AM

Post #93 of 149 (6137 views)
Permalink

Weekly Routing Table Report [In reply to]

cscora at apnic

Feb 6, 2009, 10:17 AM

Post #94 of 149 (5978 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 07 Feb, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 278566
Prefixes after maximum aggregation: 132796
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 136538
Total ASes present in the Internet Routing Table: 30495
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 26529
Origin ASes announcing only one prefix: 12914
Transit ASes present in the Internet Routing Table: 3966
Transit-only ASes present in the Internet Routing Table: 97
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 527
Unregistered ASNs in the Routing Table: 179
Number of 32-bit ASNs allocated by the RIRs: 92
Prefixes from 32-bit ASNs in the Routing Table: 15
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 229
Number of addresses announced to Internet: 1996544544
Equivalent to 119 /8s, 0 /16s and 218 /24s
Percentage of available address space announced: 53.9
Percentage of allocated address space announced: 63.0
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 75.5
Total number of prefixes smaller than registry allocations: 136565

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 64198
Total APNIC prefixes after maximum aggregation: 22979
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 61033
Unique aggregates announced from the APNIC address blocks: 27621
APNIC Region origin ASes present in the Internet Routing Table: 3521
APNIC Prefixes per ASN: 17.33
APNIC Region origin ASes announcing only one prefix: 948
APNIC Region transit ASes present in the Internet Routing Table: 549
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 397493152
Equivalent to 23 /8s, 177 /16s and 67 /24s
Percentage of available APNIC address space announced: 79.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123281
Total ARIN prefixes after maximum aggregation: 65154
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 92814
Unique aggregates announced from the ARIN address blocks: 35503
ARIN Region origin ASes present in the Internet Routing Table: 12756
ARIN Prefixes per ASN: 7.28
ARIN Region origin ASes announcing only one prefix: 4905
ARIN Region transit ASes present in the Internet Routing Table: 1225
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 414233632
Equivalent to 24 /8s, 176 /16s and 180 /24s
Percentage of available ARIN address space announced: 79.6

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 62962
Total RIPE prefixes after maximum aggregation: 37144
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 57789
Unique aggregates announced from the RIPE address blocks: 38547
RIPE Region origin ASes present in the Internet Routing Table: 12611
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 6637
RIPE Region transit ASes present in the Internet Routing Table: 1914
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 387972704
Equivalent to 23 /8s, 31 /16s and 254 /24s
Percentage of available RIPE address space announced: 82.6

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23192
Total LACNIC prefixes after maximum aggregation: 5739
LACNIC Deaggregation factor: 4.04
Prefixes being announced from the LACNIC address blocks: 21390
Unique aggregates announced from the LACNIC address blocks: 11857
LACNIC Region origin ASes present in the Internet Routing Table: 1063
LACNIC Prefixes per ASN: 20.12
LACNIC Region origin ASes announcing only one prefix: 338
LACNIC Region transit ASes present in the Internet Routing Table: 176
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 60553600
Equivalent to 3 /8s, 155 /16s and 249 /24s
Percentage of available LACNIC address space announced: 60.2

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4437
Total AfriNIC prefixes after maximum aggregation: 1371
AfriNIC Deaggregation factor: 3.24
Prefixes being announced from the AfriNIC address blocks: 3977
Unique aggregates announced from the AfriNIC address blocks: 1388
AfriNIC Region origin ASes present in the Internet Routing Table: 280
AfriNIC Prefixes per ASN: 14.20
AfriNIC Region origin ASes announcing only one prefix: 86
AfriNIC Region transit ASes present in the Internet Routing Table: 57
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 29
Number of AfriNIC addresses announced to Internet: 9909248
Equivalent to 0 /8s, 151 /16s and 52 /24s
Percentage of available AfriNIC address space announced: 29.5

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1646 6412 378 Korea Telecom (KIX)
17488 1521 110 97 Hathway IP Over Cable Interne
4755 1202 428 180 TATA Communications formerly
9583 1068 107 363 Sify Limited
4134 904 16247 368 CHINANET-BACKBONE
18101 751 198 25 Reliance Infocom Ltd Internet
7545 718 158 96 TPG Internet Pty Ltd
9498 681 297 53 BHARTI BT INTERNET LTD.
24560 664 226 178 Bharti Airtel Ltd.
9829 627 479 15 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4375 3434 344 bellsouth.net, inc.
209 2829 4037 620 Qwest
1785 1787 732 145 PaeTec Communications, Inc.
4323 1640 1080 374 Time Warner Telecom
20115 1593 1423 726 Charter Communications
7018 1445 5878 999 AT&T WorldNet Services
2386 1252 715 893 AT&T Data Communications Serv
6478 1225 295 494 AT&T Worldnet Services
11492 1224 192 12 Cable One
3356 1142 10976 438 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1037 188 7 TEDATA
3292 443 1765 388 TDC Tele Danmark
30890 439 88 201 SC Kappa Invexim SRL
12479 396 578 6 Uni2 Autonomous System
3301 338 1669 304 TeliaNet Sweden
3320 337 7064 288 Deutsche Telekom AG
8866 336 109 22 Bulgarian Telecommunication C
3215 333 2898 102 France Telecom Transpac
29049 331 26 3 AzerSat LLC.
8551 312 288 40 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1486 2834 230 UniNet S.A. de C.V.
10620 737 161 94 TVCABLE BOGOTA
11830 687 299 9 Instituto Costarricense de El
22047 619 302 14 VTR PUNTO NET S.A.
7303 508 253 78 Telecom Argentina Stet-France
6471 439 95 42 ENTEL CHILE S.A.
16814 426 27 10 NSS, S.A.
11172 406 118 74 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 380 506 23 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 613 74 40 LINKdotNET AS number
20858 274 34 3 This AS will be used to conne
3741 268 857 226 The Internet Solution
2018 241 215 141 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 128 15 8 Ci Telecom Autonomous system
5536 120 8 17 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 117 555 66 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4375 3434 344 bellsouth.net, inc.
209 2829 4037 620 Qwest
1785 1787 732 145 PaeTec Communications, Inc.
4766 1646 6412 378 Korea Telecom (KIX)
4323 1640 1080 374 Time Warner Telecom
20115 1593 1423 726 Charter Communications
17488 1521 110 97 Hathway IP Over Cable Interne
8151 1486 2834 230 UniNet S.A. de C.V.
7018 1445 5878 999 AT&T WorldNet Services
2386 1252 715 893 AT&T Data Communications Serv

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2829 2209 Qwest
1785 1787 1642 PaeTec Communications, Inc.
17488 1521 1424 Hathway IP Over Cable Interne
4766 1646 1268 Korea Telecom (KIX)
4323 1640 1266 Time Warner Telecom
8151 1486 1256 UniNet S.A. de C.V.
11492 1224 1212 Cable One
18566 1061 1051 Covad Communications
8452 1037 1030 TEDATA
4755 1202 1022 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.12.96.0/19 15834 MenaNet network Autonomous Sy
62.12.107.0/24 15834 MenaNet network Autonomous Sy

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:20 /11:54 /12:160
/13:309 /14:571 /15:1125 /16:10326 /17:4584 /18:7858
/19:16901 /20:19829 /21:19395 /22:24607 /23:24858 /24:145830
/25:673 /26:808 /27:509 /28:104 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2851 4375 bellsouth.net, inc.
209 1569 2829 Qwest
4766 1378 1646 Korea Telecom (KIX)
17488 1302 1521 Hathway IP Over Cable Interne
1785 1208 1787 PaeTec Communications, Inc.
11492 1188 1224 Cable One
18566 1042 1061 Covad Communications
8452 1006 1037 TEDATA
2386 942 1252 AT&T Data Communications Serv
9583 917 1068 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:179 12:2193 13:2 15:21 16:3
17:5 20:35 24:1116 32:51 38:539 40:96
41:1734 43:1 44:2 47:11 52:3 55:2
56:3 57:26 58:520 59:608 60:459 61:1101
62:1113 63:2008 64:3414 65:2431 66:3562 67:1468
68:650 69:2462 70:528 71:159 72:1604 73:2
74:1390 75:203 76:296 77:792 78:546 79:319
80:962 81:820 82:552 83:394 84:604 85:1013
86:400 87:621 88:353 89:1364 90:42 91:1936
92:298 93:1105 94:1017 95:292 96:96 97:176
98:192 99:16 110:1 111:1 112:11 113:74
114:163 115:213 116:1160 117:476 118:267 119:628
120:137 121:702 122:927 123:508 124:842 125:1271
128:223 129:222 130:134 131:410 132:71 133:9
134:344 135:35 136:223 137:141 138:145 139:80
140:411 141:105 142:377 143:317 144:319 145:39
146:371 147:146 148:522 149:234 150:141 151:200
152:150 153:132 154:10 155:257 156:171 157:271
158:159 159:239 160:282 161:138 162:274 163:142
164:516 165:505 166:274 167:355 168:672 169:161
170:469 171:40 172:10 173:196 174:55 186:6
187:60 189:326 190:2534 192:5798 193:4184 194:3332
195:2683 196:1070 198:3683 199:3284 200:5535 201:1485
202:7815 203:7968 204:3926 205:2144 206:2354 207:2794
208:3819 209:3482 210:2607 211:1122 212:1513 213:1704
214:68 215:30 216:4575 217:1196 218:371 219:407
220:1209 221:449 222:296

End of report

cscora at apnic

Feb 13, 2009, 10:17 AM

Post #95 of 149 (5845 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 14 Feb, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 279513
Prefixes after maximum aggregation: 133074
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 136951
Total ASes present in the Internet Routing Table: 30575
Prefixes per ASN: 9.14
Origin-only ASes present in the Internet Routing Table: 26606
Origin ASes announcing only one prefix: 12952
Transit ASes present in the Internet Routing Table: 3969
Transit-only ASes present in the Internet Routing Table: 93
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (18678) 21
Prefixes from unregistered ASNs in the Routing Table: 530
Unregistered ASNs in the Routing Table: 181
Number of 32-bit ASNs allocated by the RIRs: 100
Prefixes from 32-bit ASNs in the Routing Table: 15
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 229
Number of addresses announced to Internet: 2001869152
Equivalent to 119 /8s, 82 /16s and 25 /24s
Percentage of available address space announced: 54.0
Percentage of allocated address space announced: 63.2
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 75.7
Total number of prefixes smaller than registry allocations: 137208

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 64538
Total APNIC prefixes after maximum aggregation: 23028
APNIC Deaggregation factor: 2.80
Prefixes being announced from the APNIC address blocks: 61376
Unique aggregates announced from the APNIC address blocks: 27784
APNIC Region origin ASes present in the Internet Routing Table: 3532
APNIC Prefixes per ASN: 17.38
APNIC Region origin ASes announcing only one prefix: 955
APNIC Region transit ASes present in the Internet Routing Table: 550
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 401272544
Equivalent to 23 /8s, 234 /16s and 238 /24s
Percentage of available APNIC address space announced: 79.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123310
Total ARIN prefixes after maximum aggregation: 65208
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 92830
Unique aggregates announced from the ARIN address blocks: 35508
ARIN Region origin ASes present in the Internet Routing Table: 12768
ARIN Prefixes per ASN: 7.27
ARIN Region origin ASes announcing only one prefix: 4910
ARIN Region transit ASes present in the Internet Routing Table: 1219
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 414191136
Equivalent to 24 /8s, 176 /16s and 14 /24s
Percentage of available ARIN address space announced: 79.6

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 63332
Total RIPE prefixes after maximum aggregation: 37311
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 58109
Unique aggregates announced from the RIPE address blocks: 38768
RIPE Region origin ASes present in the Internet Routing Table: 12667
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 6658
RIPE Region transit ASes present in the Internet Routing Table: 1917
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 388763232
Equivalent to 23 /8s, 44 /16s and 14 /24s
Percentage of available RIPE address space announced: 82.8

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23309
Total LACNIC prefixes after maximum aggregation: 5725
LACNIC Deaggregation factor: 4.07
Prefixes being announced from the LACNIC address blocks: 21464
Unique aggregates announced from the LACNIC address blocks: 11842
LACNIC Region origin ASes present in the Internet Routing Table: 1064
LACNIC Prefixes per ASN: 20.17
LACNIC Region origin ASes announcing only one prefix: 343
LACNIC Region transit ASes present in the Internet Routing Table: 178
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 60696704
Equivalent to 3 /8s, 158 /16s and 40 /24s
Percentage of available LACNIC address space announced: 60.3

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4526
Total AfriNIC prefixes after maximum aggregation: 1392
AfriNIC Deaggregation factor: 3.25
Prefixes being announced from the AfriNIC address blocks: 4100
Unique aggregates announced from the AfriNIC address blocks: 1391
AfriNIC Region origin ASes present in the Internet Routing Table: 284
AfriNIC Prefixes per ASN: 14.44
AfriNIC Region origin ASes announcing only one prefix: 86
AfriNIC Region transit ASes present in the Internet Routing Table: 58
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC addresses announced to Internet: 9995264
Equivalent to 0 /8s, 152 /16s and 132 /24s
Percentage of available AfriNIC address space announced: 29.8

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1654 6924 381 Korea Telecom (KIX)
17488 1524 110 98 Hathway IP Over Cable Interne
4755 1208 429 178 TATA Communications formerly
9583 1083 107 362 Sify Limited
4134 904 16247 368 CHINANET-BACKBONE
18101 754 190 27 Reliance Infocom Ltd Internet
7545 720 158 97 TPG Internet Pty Ltd
9498 682 297 53 BHARTI BT INTERNET LTD.
24560 671 228 174 Bharti Airtel Ltd.
9829 639 491 19 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4368 3433 344 bellsouth.net, inc.
209 2833 4035 615 Qwest
1785 1786 733 139 PaeTec Communications, Inc.
4323 1638 1081 375 Time Warner Telecom
20115 1592 1417 726 Charter Communications
7018 1439 5877 993 AT&T WorldNet Services
2386 1253 714 895 AT&T Data Communications Serv
6478 1235 293 501 AT&T Worldnet Services
11492 1226 192 12 Cable One
3356 1141 10976 439 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1075 188 7 TEDATA
3292 443 1762 388 TDC Tele Danmark
30890 439 88 201 SC Kappa Invexim SRL
12479 397 578 6 Uni2 Autonomous System
3320 339 7064 290 Deutsche Telekom AG
3301 338 1669 304 TeliaNet Sweden
8866 336 109 22 Bulgarian Telecommunication C
3215 331 2946 103 France Telecom Transpac
29049 331 26 3 AzerSat LLC.
8551 312 288 40 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1484 2834 230 UniNet S.A. de C.V.
10620 747 163 92 TVCABLE BOGOTA
11830 694 299 9 Instituto Costarricense de El
22047 619 302 14 VTR PUNTO NET S.A.
7303 511 255 79 Telecom Argentina Stet-France
6471 439 95 42 ENTEL CHILE S.A.
16814 427 27 11 NSS, S.A.
11172 407 118 75 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 371 506 23 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 651 74 39 LINKdotNET AS number
20858 276 34 3 This AS will be used to conne
3741 271 857 229 The Internet Solution
2018 242 215 142 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 128 15 8 Ci Telecom Autonomous system
5536 119 7 20 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 115 523 64 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4368 3433 344 bellsouth.net, inc.
209 2833 4035 615 Qwest
1785 1786 733 139 PaeTec Communications, Inc.
4766 1654 6924 381 Korea Telecom (KIX)
4323 1638 1081 375 Time Warner Telecom
20115 1592 1417 726 Charter Communications
17488 1524 110 98 Hathway IP Over Cable Interne
8151 1484 2834 230 UniNet S.A. de C.V.
7018 1439 5877 993 AT&T WorldNet Services
2386 1253 714 895 AT&T Data Communications Serv

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2833 2218 Qwest
1785 1786 1647 PaeTec Communications, Inc.
17488 1524 1426 Hathway IP Over Cable Interne
4766 1654 1273 Korea Telecom (KIX)
4323 1638 1263 Time Warner Telecom
8151 1484 1254 UniNet S.A. de C.V.
11492 1226 1214 Cable One
8452 1075 1068 TEDATA
18566 1061 1051 Covad Communications
4755 1208 1030 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.12.96.0/19 15834 Menanet Communications
62.61.220.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:20 /11:54 /12:162
/13:311 /14:575 /15:1128 /16:10327 /17:4585 /18:7857
/19:16906 /20:19888 /21:19496 /22:24720 /23:24959 /24:146354
/25:677 /26:830 /27:515 /28:104 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2844 4368 bellsouth.net, inc.
209 1576 2833 Qwest
4766 1379 1654 Korea Telecom (KIX)
17488 1305 1524 Hathway IP Over Cable Interne
1785 1196 1786 PaeTec Communications, Inc.
11492 1188 1226 Cable One
8452 1049 1075 TEDATA
18566 1042 1061 Covad Communications
2386 941 1253 AT&T Data Communications Serv
9583 931 1083 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:181 12:2192 13:2 15:21 16:3
17:5 20:35 24:1108 32:51 38:543 40:96
41:1805 43:1 44:2 47:11 52:3 55:2
56:3 57:25 58:529 59:610 60:460 61:1097
62:1120 63:2008 64:3428 65:2431 66:3539 67:1470
68:652 69:2479 70:507 71:159 72:1612 73:2
74:1420 75:203 76:305 77:777 78:545 79:321
80:968 81:823 82:547 83:397 84:604 85:989
86:400 87:624 88:349 89:1386 90:42 91:1967
92:278 93:1083 94:1097 95:415 96:91 97:179
98:192 99:16 109:1 110:1 111:1 112:79
113:83 114:175 115:221 116:1161 117:477 118:269
119:647 120:137 121:703 122:945 123:514 124:849
125:1279 128:223 129:222 130:134 131:410 132:75
133:9 134:343 135:37 136:224 137:139 138:145
139:78 140:412 141:105 142:377 143:319 144:319
145:38 146:373 147:147 148:535 149:227 150:141
151:198 152:152 153:132 154:10 155:258 156:171
157:294 158:156 159:240 160:282 161:138 162:274
163:142 164:516 165:502 166:274 167:351 168:682
169:161 170:471 171:39 172:10 173:212 174:64
178:1 186:5 187:60 189:305 190:2557 192:5813
193:4198 194:3337 195:2694 196:1068 198:3683 199:3279
200:5513 201:1492 202:7812 203:7985 204:3859 205:2166
206:2354 207:2776 208:3825 209:3477 210:2612 211:1122
212:1509 213:1713 214:68 215:30 216:4560 217:1202
218:372 219:407 220:1209 221:459 222:306

End of report

cscora at apnic

Feb 20, 2009, 10:18 AM

Post #96 of 149 (5731 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 21 Feb, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 280761
Prefixes after maximum aggregation: 133516
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 137721
Total ASes present in the Internet Routing Table: 30639
Prefixes per ASN: 9.16
Origin-only ASes present in the Internet Routing Table: 26668
Origin ASes announcing only one prefix: 12988
Transit ASes present in the Internet Routing Table: 3971
Transit-only ASes present in the Internet Routing Table: 90
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (18678) 21
Prefixes from unregistered ASNs in the Routing Table: 529
Unregistered ASNs in the Routing Table: 177
Number of 32-bit ASNs allocated by the RIRs: 104
Prefixes from 32-bit ASNs in the Routing Table: 15
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 215
Number of addresses announced to Internet: 2007408064
Equivalent to 119 /8s, 166 /16s and 157 /24s
Percentage of available address space announced: 54.2
Percentage of allocated address space announced: 63.3
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 75.8
Total number of prefixes smaller than registry allocations: 137856

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 64873
Total APNIC prefixes after maximum aggregation: 23232
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 61716
Unique aggregates announced from the APNIC address blocks: 28187
APNIC Region origin ASes present in the Internet Routing Table: 3534
APNIC Prefixes per ASN: 17.46
APNIC Region origin ASes announcing only one prefix: 956
APNIC Region transit ASes present in the Internet Routing Table: 545
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 402566816
Equivalent to 23 /8s, 254 /16s and 174 /24s
Percentage of available APNIC address space announced: 80.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123836
Total ARIN prefixes after maximum aggregation: 65380
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 93252
Unique aggregates announced from the ARIN address blocks: 35691
ARIN Region origin ASes present in the Internet Routing Table: 12801
ARIN Prefixes per ASN: 7.28
ARIN Region origin ASes announcing only one prefix: 4933
ARIN Region transit ASes present in the Internet Routing Table: 1228
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 416103232
Equivalent to 24 /8s, 205 /16s and 59 /24s
Percentage of available ARIN address space announced: 80.0

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 63670
Total RIPE prefixes after maximum aggregation: 37387
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 58308
Unique aggregates announced from the RIPE address blocks: 38867
RIPE Region origin ASes present in the Internet Routing Table: 12697
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 6673
RIPE Region transit ASes present in the Internet Routing Table: 1925
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 389410528
Equivalent to 23 /8s, 53 /16s and 238 /24s
Percentage of available RIPE address space announced: 82.9

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23309
Total LACNIC prefixes after maximum aggregation: 5718
LACNIC Deaggregation factor: 4.08
Prefixes being announced from the LACNIC address blocks: 21488
Unique aggregates announced from the LACNIC address blocks: 11883
LACNIC Region origin ASes present in the Internet Routing Table: 1069
LACNIC Prefixes per ASN: 20.10
LACNIC Region origin ASes announcing only one prefix: 341
LACNIC Region transit ASes present in the Internet Routing Table: 178
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 61081728
Equivalent to 3 /8s, 164 /16s and 8 /24s
Percentage of available LACNIC address space announced: 60.7

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4576
Total AfriNIC prefixes after maximum aggregation: 1392
AfriNIC Deaggregation factor: 3.29
Prefixes being announced from the AfriNIC address blocks: 4305
Unique aggregates announced from the AfriNIC address blocks: 1401
AfriNIC Region origin ASes present in the Internet Routing Table: 284
AfriNIC Prefixes per ASN: 15.16
AfriNIC Region origin ASes announcing only one prefix: 85
AfriNIC Region transit ASes present in the Internet Routing Table: 55
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 10027520
Equivalent to 0 /8s, 153 /16s and 2 /24s
Percentage of available AfriNIC address space announced: 29.9

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1684 6928 395 Korea Telecom (KIX)
17488 1527 114 99 Hathway IP Over Cable Interne
4755 1211 429 178 TATA Communications formerly
9583 1092 86 518 Sify Limited
4134 927 16255 368 CHINANET-BACKBONE
18101 752 198 25 Reliance Infocom Ltd Internet
7545 726 158 98 TPG Internet Pty Ltd
9498 682 297 52 BHARTI BT INTERNET LTD.
24560 673 228 174 Bharti Airtel Ltd.
9829 638 491 19 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4368 3688 341 bellsouth.net, inc.
209 2833 4163 616 Qwest
4323 1775 1081 377 Time Warner Telecom
1785 1748 733 139 PaeTec Communications, Inc.
20115 1583 1421 718 Charter Communications
7018 1446 5879 1009 AT&T WorldNet Services
2386 1265 715 904 AT&T Data Communications Serv
6478 1250 299 506 AT&T Worldnet Services
11492 1202 192 12 Cable One
3356 1138 10976 440 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1225 188 7 TEDATA
30890 445 88 202 SC Kappa Invexim SRL
3292 443 1762 388 TDC Tele Danmark
12479 397 578 6 Uni2 Autonomous System
3320 341 7065 291 Deutsche Telekom AG
3301 338 1669 304 TeliaNet Sweden
8866 336 109 22 Bulgarian Telecommunication C
3215 331 2946 103 France Telecom Transpac
29049 328 26 3 AzerSat LLC.
8551 312 288 40 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1478 2831 230 UniNet S.A. de C.V.
10620 760 166 93 TVCABLE BOGOTA
11830 694 299 9 Instituto Costarricense de El
22047 605 302 14 VTR PUNTO NET S.A.
7303 511 255 80 Telecom Argentina Stet-France
6471 438 95 42 ENTEL CHILE S.A.
16814 427 27 11 NSS, S.A.
11172 405 118 75 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 370 506 23 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 665 74 38 LINKdotNET AS number
20858 290 34 3 This AS will be used to conne
3741 271 857 229 The Internet Solution
2018 242 215 142 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 128 15 8 Ci Telecom Autonomous system
5536 119 7 20 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 117 523 65 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4368 3688 341 bellsouth.net, inc.
209 2833 4163 616 Qwest
4323 1775 1081 377 Time Warner Telecom
1785 1748 733 139 PaeTec Communications, Inc.
4766 1684 6928 395 Korea Telecom (KIX)
20115 1583 1421 718 Charter Communications
17488 1527 114 99 Hathway IP Over Cable Interne
8151 1478 2831 230 UniNet S.A. de C.V.
7018 1446 5879 1009 AT&T WorldNet Services
2386 1265 715 904 AT&T Data Communications Serv

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2833 2217 Qwest
1785 1748 1609 PaeTec Communications, Inc.
17488 1527 1428 Hathway IP Over Cable Interne
4323 1775 1398 Time Warner Telecom
4766 1684 1289 Korea Telecom (KIX)
8151 1478 1248 UniNet S.A. de C.V.
8452 1225 1218 TEDATA
11492 1202 1190 Cable One
18566 1061 1051 Covad Communications
4755 1211 1033 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:20 /11:55 /12:162
/13:316 /14:577 /15:1125 /16:10341 /17:4586 /18:7895
/19:16958 /20:19936 /21:19594 /22:24758 /23:25089 /24:147061
/25:695 /26:856 /27:595 /28:97 /29:8 /30:1
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2846 4368 bellsouth.net, inc.
209 1571 2833 Qwest
4766 1392 1684 Korea Telecom (KIX)
17488 1305 1527 Hathway IP Over Cable Interne
8452 1204 1225 TEDATA
11492 1162 1202 Cable One
1785 1154 1748 PaeTec Communications, Inc.
18566 1042 1061 Covad Communications
2386 954 1265 AT&T Data Communications Serv
9583 944 1092 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:180 12:2206 13:2 15:21 16:3
17:4 20:35 24:1114 32:51 38:545 40:96
41:1960 43:1 44:2 47:11 52:3 55:2
56:3 57:25 58:531 59:614 60:458 61:1099
62:1146 63:1994 64:3542 65:2424 66:3538 67:1474
68:656 69:2480 70:508 71:159 72:1608 73:2
74:1428 75:201 76:306 77:779 78:540 79:326
80:969 81:832 82:547 83:406 84:600 85:994
86:397 87:624 88:350 89:1403 90:42 91:1985
92:277 93:1086 94:1102 95:446 96:90 97:180
98:189 99:16 109:1 112:77 113:76 114:208
115:221 116:1132 117:493 118:284 119:640 120:134
121:704 122:961 123:523 124:858 125:1278 128:221
129:222 130:134 131:411 132:73 133:9 134:339
135:37 136:223 137:139 138:145 139:79 140:417
141:105 142:381 143:324 144:321 145:40 146:373
147:151 148:534 149:230 150:141 151:198 152:152
153:132 154:10 155:260 156:171 157:291 158:149
159:240 160:280 161:138 162:274 163:144 164:516
165:503 166:274 167:352 168:682 169:162 170:469
171:39 172:10 173:216 174:68 178:1 186:5
187:48 189:298 190:2589 192:5811 193:4210 194:3333
195:2698 196:1067 198:3702 199:3286 200:5526 201:1487
202:7797 203:8062 204:3934 205:2172 206:2346 207:2792
208:3835 209:3475 210:2637 211:1125 212:1489 213:1707
214:65 215:30 216:4551 217:1213 218:372 219:408
220:1219 221:462 222:315

End of report

cscora at apnic

Feb 27, 2009, 10:15 AM

Post #97 of 149 (5608 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 28 Feb, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 281421
Prefixes after maximum aggregation: 133739
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 137854
Total ASes present in the Internet Routing Table: 30695
Prefixes per ASN: 9.17
Origin-only ASes present in the Internet Routing Table: 26717
Origin ASes announcing only one prefix: 12993
Transit ASes present in the Internet Routing Table: 3978
Transit-only ASes present in the Internet Routing Table: 95
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (18678) 21
Prefixes from unregistered ASNs in the Routing Table: 501
Unregistered ASNs in the Routing Table: 171
Number of 32-bit ASNs allocated by the RIRs: 115
Prefixes from 32-bit ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 213
Number of addresses announced to Internet: 2009268672
Equivalent to 119 /8s, 195 /16s and 1 /24s
Percentage of available address space announced: 54.2
Percentage of allocated address space announced: 63.4
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 75.9
Total number of prefixes smaller than registry allocations: 138384

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 65010
Total APNIC prefixes after maximum aggregation: 23348
APNIC Deaggregation factor: 2.78
Prefixes being announced from the APNIC address blocks: 61875
Unique aggregates announced from the APNIC address blocks: 28193
APNIC Region origin ASes present in the Internet Routing Table: 3541
APNIC Prefixes per ASN: 17.47
APNIC Region origin ASes announcing only one prefix: 957
APNIC Region transit ASes present in the Internet Routing Table: 542
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 403835552
Equivalent to 24 /8s, 18 /16s and 10 /24s
Percentage of available APNIC address space announced: 80.2

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 123979
Total ARIN prefixes after maximum aggregation: 65438
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 93416
Unique aggregates announced from the ARIN address blocks: 35786
ARIN Region origin ASes present in the Internet Routing Table: 12813
ARIN Prefixes per ASN: 7.29
ARIN Region origin ASes announcing only one prefix: 4929
ARIN Region transit ASes present in the Internet Routing Table: 1238
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 416285760
Equivalent to 24 /8s, 208 /16s and 4 /24s
Percentage of available ARIN address space announced: 80.0

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 64023
Total RIPE prefixes after maximum aggregation: 37503
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 58568
Unique aggregates announced from the RIPE address blocks: 38936
RIPE Region origin ASes present in the Internet Routing Table: 12729
RIPE Prefixes per ASN: 4.60
RIPE Region origin ASes announcing only one prefix: 6677
RIPE Region transit ASes present in the Internet Routing Table: 1919
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 389934048
Equivalent to 23 /8s, 61 /16s and 235 /24s
Percentage of available RIPE address space announced: 83.0

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23356
Total LACNIC prefixes after maximum aggregation: 5679
LACNIC Deaggregation factor: 4.11
Prefixes being announced from the LACNIC address blocks: 21538
Unique aggregates announced from the LACNIC address blocks: 11822
LACNIC Region origin ASes present in the Internet Routing Table: 1070
LACNIC Prefixes per ASN: 20.13
LACNIC Region origin ASes announcing only one prefix: 344
LACNIC Region transit ASes present in the Internet Routing Table: 178
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 61102208
Equivalent to 3 /8s, 164 /16s and 88 /24s
Percentage of available LACNIC address space announced: 60.7

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4584
Total AfriNIC prefixes after maximum aggregation: 1383
AfriNIC Deaggregation factor: 3.31
Prefixes being announced from the AfriNIC address blocks: 4313
Unique aggregates announced from the AfriNIC address blocks: 1394
AfriNIC Region origin ASes present in the Internet Routing Table: 286
AfriNIC Prefixes per ASN: 15.08
AfriNIC Region origin ASes announcing only one prefix: 86
AfriNIC Region transit ASes present in the Internet Routing Table: 54
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 10050048
Equivalent to 0 /8s, 153 /16s and 90 /24s
Percentage of available AfriNIC address space announced: 30.0

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1684 6928 395 Korea Telecom (KIX)
17488 1517 118 101 Hathway IP Over Cable Interne
4755 1215 430 181 TATA Communications formerly
9583 1090 86 519 Sify Limited
4134 927 16239 367 CHINANET-BACKBONE
18101 754 198 28 Reliance Infocom Ltd Internet
7545 730 158 100 TPG Internet Pty Ltd
9498 691 297 53 BHARTI BT INTERNET LTD.
24560 675 228 174 Bharti Airtel Ltd.
9829 631 491 18 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4364 3688 342 bellsouth.net, inc.
209 2832 4147 615 Qwest
4323 1771 1081 377 Time Warner Telecom
1785 1752 733 139 PaeTec Communications, Inc.
20115 1608 1427 720 Charter Communications
7018 1440 5878 1003 AT&T WorldNet Services
2386 1261 681 900 AT&T Data Communications Serv
6478 1254 296 529 AT&T Worldnet Services
11492 1201 192 12 Cable One
3356 1137 10976 439 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1233 188 7 TEDATA
30890 445 88 202 SC Kappa Invexim SRL
3292 444 1762 389 TDC Tele Danmark
12479 397 578 6 Uni2 Autonomous System
3320 350 7081 293 Deutsche Telekom AG
3301 340 1669 305 TeliaNet Sweden
8866 337 109 22 Bulgarian Telecommunication C
3215 334 2978 103 France Telecom Transpac
29049 328 26 3 AzerSat LLC.
8551 313 288 40 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1441 2831 230 UniNet S.A. de C.V.
10620 791 174 98 TVCABLE BOGOTA
11830 694 299 9 Instituto Costarricense de El
22047 606 302 14 VTR PUNTO NET S.A.
7303 513 256 80 Telecom Argentina Stet-France
6471 438 95 32 ENTEL CHILE S.A.
16814 427 27 11 NSS, S.A.
11172 404 118 74 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 373 506 23 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 665 75 29 LINKdotNET AS number
20858 292 34 3 This AS will be used to conne
3741 271 857 229 The Internet Solution
2018 242 215 142 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 130 15 8 Ci Telecom Autonomous system
5536 119 7 20 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 117 523 65 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4364 3688 342 bellsouth.net, inc.
209 2832 4147 615 Qwest
4323 1771 1081 377 Time Warner Telecom
1785 1752 733 139 PaeTec Communications, Inc.
4766 1684 6928 395 Korea Telecom (KIX)
20115 1608 1427 720 Charter Communications
17488 1517 118 101 Hathway IP Over Cable Interne
8151 1441 2831 230 UniNet S.A. de C.V.
7018 1440 5878 1003 AT&T WorldNet Services
2386 1261 681 900 AT&T Data Communications Serv

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2832 2217 Qwest
1785 1752 1613 PaeTec Communications, Inc.
17488 1517 1416 Hathway IP Over Cable Interne
4323 1771 1394 Time Warner Telecom
4766 1684 1289 Korea Telecom (KIX)
8452 1233 1226 TEDATA
8151 1441 1211 UniNet S.A. de C.V.
11492 1201 1189 Cable One
18566 1061 1051 Covad Communications
4755 1215 1034 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:20 /11:55 /12:162
/13:317 /14:578 /15:1130 /16:10345 /17:4598 /18:7913
/19:16926 /20:19940 /21:19668 /22:24922 /23:25170 /24:147378
/25:710 /26:853 /27:586 /28:103 /29:8 /30:3
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2843 4364 bellsouth.net, inc.
209 1571 2832 Qwest
4766 1391 1684 Korea Telecom (KIX)
17488 1296 1517 Hathway IP Over Cable Interne
8452 1212 1233 TEDATA
11492 1161 1201 Cable One
1785 1158 1752 PaeTec Communications, Inc.
18566 1042 1061 Covad Communications
2386 954 1261 AT&T Data Communications Serv
9583 942 1090 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:170 12:2203 13:2 15:20 16:3
17:4 20:35 24:1120 32:51 38:544 40:96
41:1962 43:1 44:2 47:19 52:3 55:2
56:3 57:25 58:535 59:620 60:458 61:1098
62:1108 63:2014 64:3529 65:2423 66:3548 67:1448
68:661 69:2481 70:506 71:158 72:1618 73:2
74:1429 75:201 76:311 77:786 78:559 79:325
80:971 81:834 82:548 83:415 84:586 85:1010
86:398 87:626 88:349 89:1411 90:42 91:2011
92:271 93:1128 94:1127 95:463 96:92 97:181
98:192 99:16 109:1 112:71 113:78 114:196
115:229 116:1125 117:491 118:286 119:636 120:133
121:710 122:962 123:523 124:936 125:1289 128:221
129:222 130:135 131:412 132:73 133:9 134:336
135:38 136:222 137:139 138:145 139:79 140:413
141:105 142:384 143:329 144:319 145:40 146:373
147:152 148:537 149:230 150:141 151:199 152:151
153:133 154:10 155:260 156:170 157:294 158:128
159:242 160:282 161:138 162:269 163:140 164:517
165:504 166:274 167:357 168:678 169:163 170:472
171:39 172:10 173:231 174:84 178:1 186:9
187:43 188:6 189:300 190:2614 192:5819 193:4215
194:3323 195:2716 196:1057 198:3705 199:3285 200:5497
201:1503 202:7836 203:8006 204:3943 205:2164 206:2350
207:2826 208:3850 209:3475 210:2644 211:1124 212:1504
213:1700 214:69 215:26 216:4554 217:1218 218:366
219:409 220:1217 221:453 222:319

End of report

cscora at apnic

Mar 6, 2009, 10:16 AM

Post #98 of 149 (5515 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 07 Mar, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 282074
Prefixes after maximum aggregation: 133839
Deaggregation factor: 2.11
Unique aggregates announced to Internet: 138127
Total ASes present in the Internet Routing Table: 30765
Prefixes per ASN: 9.17
Origin-only ASes present in the Internet Routing Table: 26774
Origin ASes announcing only one prefix: 13039
Transit ASes present in the Internet Routing Table: 3991
Transit-only ASes present in the Internet Routing Table: 90
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (18678) 21
Prefixes from unregistered ASNs in the Routing Table: 497
Unregistered ASNs in the Routing Table: 167
Number of 32-bit ASNs allocated by the RIRs: 116
Prefixes from 32-bit ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 216
Number of addresses announced to Internet: 2012808064
Equivalent to 119 /8s, 249 /16s and 3 /24s
Percentage of available address space announced: 54.3
Percentage of allocated address space announced: 63.5
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 76.0
Total number of prefixes smaller than registry allocations: 138822

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 65026
Total APNIC prefixes after maximum aggregation: 23342
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 61870
Unique aggregates announced from the APNIC address blocks: 28110
APNIC Region origin ASes present in the Internet Routing Table: 3557
APNIC Prefixes per ASN: 17.39
APNIC Region origin ASes announcing only one prefix: 961
APNIC Region transit ASes present in the Internet Routing Table: 543
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 405211808
Equivalent to 24 /8s, 39 /16s and 10 /24s
Percentage of available APNIC address space announced: 80.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 124101
Total ARIN prefixes after maximum aggregation: 65393
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 93432
Unique aggregates announced from the ARIN address blocks: 36029
ARIN Region origin ASes present in the Internet Routing Table: 12837
ARIN Prefixes per ASN: 7.28
ARIN Region origin ASes announcing only one prefix: 4937
ARIN Region transit ASes present in the Internet Routing Table: 1239
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 417006400
Equivalent to 24 /8s, 219 /16s and 3 /24s
Percentage of available ARIN address space announced: 80.2

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 64239
Total RIPE prefixes after maximum aggregation: 37596
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 58840
Unique aggregates announced from the RIPE address blocks: 39192
RIPE Region origin ASes present in the Internet Routing Table: 12763
RIPE Prefixes per ASN: 4.61
RIPE Region origin ASes announcing only one prefix: 6710
RIPE Region transit ASes present in the Internet Routing Table: 1929
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 390554912
Equivalent to 23 /8s, 71 /16s and 101 /24s
Percentage of available RIPE address space announced: 83.1

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-49151
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23498
Total LACNIC prefixes after maximum aggregation: 5752
LACNIC Deaggregation factor: 4.09
Prefixes being announced from the LACNIC address blocks: 21672
Unique aggregates announced from the LACNIC address blocks: 11739
LACNIC Region origin ASes present in the Internet Routing Table: 1078
LACNIC Prefixes per ASN: 20.10
LACNIC Region origin ASes announcing only one prefix: 346
LACNIC Region transit ASes present in the Internet Routing Table: 178
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 61303808
Equivalent to 3 /8s, 167 /16s and 108 /24s
Percentage of available LACNIC address space announced: 60.9

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4746
Total AfriNIC prefixes after maximum aggregation: 1375
AfriNIC Deaggregation factor: 3.45
Prefixes being announced from the AfriNIC address blocks: 4456
Unique aggregates announced from the AfriNIC address blocks: 1334
AfriNIC Region origin ASes present in the Internet Routing Table: 284
AfriNIC Prefixes per ASN: 15.69
AfriNIC Region origin ASes announcing only one prefix: 85
AfriNIC Region transit ASes present in the Internet Routing Table: 58
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 10109184
Equivalent to 0 /8s, 154 /16s and 65 /24s
Percentage of available AfriNIC address space announced: 30.1

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1689 6928 396 Korea Telecom (KIX)
17488 1527 119 96 Hathway IP Over Cable Interne
4755 1212 430 183 TATA Communications formerly
9583 1097 87 528 Sify Limited
4134 927 16271 367 CHINANET-BACKBONE
18101 750 198 29 Reliance Infocom Ltd Internet
7545 733 158 100 TPG Internet Pty Ltd
9498 690 297 51 BHARTI BT INTERNET LTD.
24560 675 228 174 Bharti Airtel Ltd.
9829 636 490 21 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4363 3686 339 bellsouth.net, inc.
209 2837 4149 619 Qwest
4323 1780 1081 376 Time Warner Telecom
1785 1724 717 137 PaeTec Communications, Inc.
20115 1586 1429 718 Charter Communications
7018 1444 5880 1007 AT&T WorldNet Services
6478 1277 296 523 AT&T Worldnet Services
2386 1266 681 900 AT&T Data Communications Serv
11492 1191 192 12 Cable One
3356 1159 10976 444 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1236 188 7 TEDATA
3292 444 1762 389 TDC Tele Danmark
30890 444 87 200 SC Kappa Invexim SRL
12479 402 578 6 Uni2 Autonomous System
3320 350 7081 293 Deutsche Telekom AG
3301 341 1685 306 TeliaNet Sweden
8866 337 109 22 Bulgarian Telecommunication C
3215 335 2986 104 France Telecom Transpac
29049 328 26 3 AzerSat LLC.
8551 313 288 40 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1441 2831 230 UniNet S.A. de C.V.
10620 811 181 97 TVCABLE BOGOTA
11830 701 299 9 Instituto Costarricense de El
22047 608 302 14 VTR PUNTO NET S.A.
7303 515 257 79 Telecom Argentina Stet-France
16814 491 31 10 NSS, S.A.
6471 440 95 32 ENTEL CHILE S.A.
11172 406 118 74 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 378 506 23 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 805 75 26 LINKdotNET AS number
20858 292 34 3 This AS will be used to conne
3741 271 857 229 The Internet Solution
2018 241 215 141 Tertiary Education Network
6713 159 150 15 Itissalat Al-MAGHRIB
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
29571 130 15 8 Ci Telecom Autonomous system
5536 122 8 14 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 117 523 65 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4363 3686 339 bellsouth.net, inc.
209 2837 4149 619 Qwest
4323 1780 1081 376 Time Warner Telecom
1785 1724 717 137 PaeTec Communications, Inc.
4766 1689 6928 396 Korea Telecom (KIX)
20115 1586 1429 718 Charter Communications
17488 1527 119 96 Hathway IP Over Cable Interne
7018 1444 5880 1007 AT&T WorldNet Services
8151 1441 2831 230 UniNet S.A. de C.V.
6478 1277 296 523 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2837 2218 Qwest
1785 1724 1587 PaeTec Communications, Inc.
17488 1527 1431 Hathway IP Over Cable Interne
4323 1780 1404 Time Warner Telecom
4766 1689 1293 Korea Telecom (KIX)
8452 1236 1229 TEDATA
8151 1441 1211 UniNet S.A. de C.V.
11492 1191 1179 Cable One
18566 1061 1051 Covad Communications
4755 1212 1029 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:20 /11:55 /12:162
/13:319 /14:573 /15:1126 /16:10354 /17:4599 /18:7941
/19:16956 /20:20029 /21:19749 /22:25161 /23:25173 /24:147558
/25:702 /26:860 /27:584 /28:106 /29:8 /30:3
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2841 4363 bellsouth.net, inc.
209 1572 2837 Qwest
4766 1394 1689 Korea Telecom (KIX)
17488 1296 1527 Hathway IP Over Cable Interne
8452 1215 1236 TEDATA
11492 1148 1191 Cable One
1785 1131 1724 PaeTec Communications, Inc.
18566 1042 1061 Covad Communications
2386 959 1266 AT&T Data Communications Serv
9583 949 1097 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:171 12:2199 13:2 15:20 16:3
17:4 20:35 24:1116 32:51 38:541 40:97
41:1966 43:1 44:2 47:19 52:3 55:2
56:3 57:25 58:534 59:623 60:460 61:1103
62:1102 63:2004 64:3537 65:2426 66:3546 67:1479
68:663 69:2493 70:510 71:157 72:1629 73:2
74:1431 75:201 76:310 77:811 78:564 79:325
80:969 81:847 82:555 83:420 84:590 85:1012
86:397 87:626 88:348 89:1389 90:42 91:2020
92:271 93:1159 94:1166 95:557 96:97 97:181
98:229 99:16 109:1 110:8 112:75 113:82
114:203 115:230 116:1120 117:493 118:287 119:601
120:133 121:706 122:965 123:542 124:941 125:1286
128:220 129:224 130:135 131:413 132:74 133:9
134:336 135:38 136:223 137:142 138:145 139:79
140:417 141:109 142:391 143:321 144:326 145:40
146:369 147:150 148:510 149:231 150:141 151:201
152:151 153:134 154:10 155:263 156:170 157:294
158:131 159:243 160:281 161:138 162:269 163:145
164:519 165:523 166:274 167:357 168:664 169:163
170:476 171:39 172:10 173:239 174:134 178:1
186:9 187:43 188:6 189:308 190:2680 192:5814
193:4219 194:3326 195:2714 196:1057 198:3713 199:3301
200:5483 201:1516 202:7794 203:8037 204:3776 205:2160
206:2347 207:2823 208:3880 209:3462 210:2641 211:1120
212:1493 213:1708 214:69 215:24 216:4558 217:1232
218:366 219:399 220:1204 221:341 222:316

End of report

cscora at apnic

Mar 13, 2009, 11:12 AM

Post #99 of 149 (5389 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 14 Mar, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 282891
Prefixes after maximum aggregation: 134061
Deaggregation factor: 2.11
Unique aggregates announced to Internet: 138798
Total ASes present in the Internet Routing Table: 30808
Prefixes per ASN: 9.18
Origin-only ASes present in the Internet Routing Table: 26818
Origin ASes announcing only one prefix: 13049
Transit ASes present in the Internet Routing Table: 3990
Transit-only ASes present in the Internet Routing Table: 89
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (18678) 21
Prefixes from unregistered ASNs in the Routing Table: 500
Unregistered ASNs in the Routing Table: 168
Number of 32-bit ASNs allocated by the RIRs: 128
Prefixes from 32-bit ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 237
Number of addresses announced to Internet: 2015333504
Equivalent to 120 /8s, 31 /16s and 140 /24s
Percentage of available address space announced: 54.4
Percentage of allocated address space announced: 63.6
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 76.0
Total number of prefixes smaller than registry allocations: 139285

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 65455
Total APNIC prefixes after maximum aggregation: 23364
APNIC Deaggregation factor: 2.80
Prefixes being announced from the APNIC address blocks: 62237
Unique aggregates announced from the APNIC address blocks: 28362
APNIC Region origin ASes present in the Internet Routing Table: 3567
APNIC Prefixes per ASN: 17.45
APNIC Region origin ASes announcing only one prefix: 966
APNIC Region transit ASes present in the Internet Routing Table: 545
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 404953248
Equivalent to 24 /8s, 35 /16s and 24 /24s
Percentage of available APNIC address space announced: 80.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 124056
Total ARIN prefixes after maximum aggregation: 65410
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 93499
Unique aggregates announced from the ARIN address blocks: 36106
ARIN Region origin ASes present in the Internet Routing Table: 12836
ARIN Prefixes per ASN: 7.28
ARIN Region origin ASes announcing only one prefix: 4935
ARIN Region transit ASes present in the Internet Routing Table: 1235
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 419494464
Equivalent to 25 /8s, 0 /16s and 250 /24s
Percentage of available ARIN address space announced: 80.7

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 64709
Total RIPE prefixes after maximum aggregation: 37715
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 59322
Unique aggregates announced from the RIPE address blocks: 39468
RIPE Region origin ASes present in the Internet Routing Table: 12799
RIPE Prefixes per ASN: 4.63
RIPE Region origin ASes announcing only one prefix: 6723
RIPE Region transit ASes present in the Internet Routing Table: 1937
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 390950176
Equivalent to 23 /8s, 77 /16s and 109 /24s
Percentage of available RIPE address space announced: 83.2

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23426
Total LACNIC prefixes after maximum aggregation: 5806
LACNIC Deaggregation factor: 4.03
Prefixes being announced from the LACNIC address blocks: 21599
Unique aggregates announced from the LACNIC address blocks: 11767
LACNIC Region origin ASes present in the Internet Routing Table: 1076
LACNIC Prefixes per ASN: 20.07
LACNIC Region origin ASes announcing only one prefix: 339
LACNIC Region transit ASes present in the Internet Routing Table: 176
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 61343488
Equivalent to 3 /8s, 168 /16s and 7 /24s
Percentage of available LACNIC address space announced: 60.9

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247
plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4777
Total AfriNIC prefixes after maximum aggregation: 1383
AfriNIC Deaggregation factor: 3.45
Prefixes being announced from the AfriNIC address blocks: 4481
Unique aggregates announced from the AfriNIC address blocks: 1338
AfriNIC Region origin ASes present in the Internet Routing Table: 285
AfriNIC Prefixes per ASN: 15.72
AfriNIC Region origin ASes announcing only one prefix: 86
AfriNIC Region transit ASes present in the Internet Routing Table: 55
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 10136064
Equivalent to 0 /8s, 154 /16s and 170 /24s
Percentage of available AfriNIC address space announced: 30.2

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1690 6929 396 Korea Telecom (KIX)
17488 1529 119 97 Hathway IP Over Cable Interne
4755 1216 431 179 TATA Communications formerly
9583 1092 86 528 Sify Limited
4134 927 16271 367 CHINANET-BACKBONE
18101 753 198 30 Reliance Infocom Ltd Internet
7545 744 159 104 TPG Internet Pty Ltd
9498 689 297 49 BHARTI BT INTERNET LTD.
24560 675 228 175 Bharti Airtel Ltd.
9829 637 490 21 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4322 3670 338 bellsouth.net, inc.
209 2846 4149 624 Qwest
4323 1795 1065 374 Time Warner Telecom
1785 1733 717 139 PaeTec Communications, Inc.
20115 1587 1430 719 Charter Communications
7018 1451 5880 1013 AT&T WorldNet Services
6478 1287 296 514 AT&T Worldnet Services
2386 1265 682 899 AT&T Data Communications Serv
11492 1194 192 12 Cable One
3356 1172 10976 443 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1238 188 7 TEDATA
30890 447 87 201 SC Kappa Invexim SRL
3292 443 1762 389 TDC Tele Danmark
12479 403 578 6 Uni2 Autonomous System
3320 352 7081 295 Deutsche Telekom AG
3301 343 1685 308 TeliaNet Sweden
8866 337 109 22 Bulgarian Telecommunication C
3215 335 2985 109 France Telecom Transpac
29049 322 26 3 AzerSat LLC.
8551 313 288 40 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1444 2831 233 UniNet S.A. de C.V.
10620 826 187 99 TVCABLE BOGOTA
22047 600 302 14 VTR PUNTO NET S.A.
11830 520 294 51 Instituto Costarricense de El
7303 518 260 80 Telecom Argentina Stet-France
16814 491 31 10 NSS, S.A.
6471 440 95 32 ENTEL CHILE S.A.
11172 408 102 73 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 384 514 24 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 808 75 27 LINKdotNET AS number
20858 292 34 3 This AS will be used to conne
3741 271 842 231 The Internet Solution
2018 241 215 141 Tertiary Education Network
6713 159 150 15 Itissalat Al-MAGHRIB
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
29571 131 15 8 Ci Telecom Autonomous system
5536 123 8 9 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 116 507 66 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4322 3670 338 bellsouth.net, inc.
209 2846 4149 624 Qwest
4323 1795 1065 374 Time Warner Telecom
1785 1733 717 139 PaeTec Communications, Inc.
4766 1690 6929 396 Korea Telecom (KIX)
20115 1587 1430 719 Charter Communications
17488 1529 119 97 Hathway IP Over Cable Interne
7018 1451 5880 1013 AT&T WorldNet Services
8151 1444 2831 233 UniNet S.A. de C.V.
6478 1287 296 514 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2846 2222 Qwest
1785 1733 1594 PaeTec Communications, Inc.
17488 1529 1432 Hathway IP Over Cable Interne
4323 1795 1421 Time Warner Telecom
4766 1690 1294 Korea Telecom (KIX)
8452 1238 1231 TEDATA
8151 1444 1211 UniNet S.A. de C.V.
11492 1194 1182 Cable One
18566 1061 1051 Covad Communications
4755 1216 1037 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:20 /11:55 /12:163
/13:320 /14:576 /15:1132 /16:10354 /17:4622 /18:7971
/19:17011 /20:20057 /21:19757 /22:25245 /23:25252 /24:148046
/25:698 /26:867 /27:545 /28:118 /29:37 /30:9
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2804 4322 bellsouth.net, inc.
209 1574 2846 Qwest
4766 1394 1690 Korea Telecom (KIX)
17488 1300 1529 Hathway IP Over Cable Interne
8452 1217 1238 TEDATA
11492 1149 1194 Cable One
1785 1139 1733 PaeTec Communications, Inc.
18566 1042 1061 Covad Communications
2386 960 1265 AT&T Data Communications Serv
9583 944 1092 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:171 12:2199 13:2 15:19 16:3
17:4 20:36 24:1123 32:51 38:547 40:97
41:1969 43:1 44:2 47:21 52:3 55:2
56:3 57:25 58:534 59:623 60:460 61:1103
62:1113 63:2012 64:3554 65:2421 66:3554 67:1494
68:672 69:2506 70:508 71:163 72:1665 73:2
74:1431 75:204 76:312 77:825 78:566 79:299
80:963 81:819 82:558 83:420 84:591 85:1015
86:395 87:634 88:351 89:1494 90:44 91:2049
92:273 93:1092 94:1189 95:766 96:98 97:177
98:228 99:16 109:1 110:8 112:81 113:88
114:213 115:232 116:1130 117:496 118:285 119:644
120:133 121:704 122:969 123:558 124:955 125:1285
128:220 129:225 130:135 131:410 132:74 133:9
134:183 135:39 136:236 137:144 138:146 139:78
140:415 141:105 142:390 143:329 144:331 145:41
146:373 147:148 148:512 149:237 150:142 151:201
152:151 153:135 154:11 155:267 156:167 157:295
158:131 159:234 160:281 161:137 162:270 163:145
164:518 165:517 166:274 167:357 168:666 169:162
170:478 171:39 172:10 173:241 174:145 178:1
186:10 187:46 188:7 189:314 190:2697 192:5813
193:4217 194:3321 195:2696 196:1057 198:3722 199:3306
200:5485 201:1356 202:7854 203:8069 204:3776 205:2157
206:2356 207:2807 208:3876 209:3455 210:2629 211:1116
212:1514 213:1703 214:69 215:25 216:4554 217:1264
218:365 219:408 220:1207 221:460 222:314

End of report

cscora at apnic

Mar 20, 2009, 11:12 AM

Post #100 of 149 (5249 views)
Permalink

Weekly Routing Table Report [In reply to]

This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats [at] lists

For historical data, please see http://thyme.apnic.net.

If you have any comments please contact Philip Smith <pfs [at] cisco>.

Routing Table Report 04:00 +10GMT Sat 21 Mar, 2009

Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined: 283363
Prefixes after maximum aggregation: 134180
Deaggregation factor: 2.11
Unique aggregates announced to Internet: 138749
Total ASes present in the Internet Routing Table: 30859
Prefixes per ASN: 9.18
Origin-only ASes present in the Internet Routing Table: 26860
Origin ASes announcing only one prefix: 13062
Transit ASes present in the Internet Routing Table: 3999
Transit-only ASes present in the Internet Routing Table: 90
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (18678) 21
Prefixes from unregistered ASNs in the Routing Table: 498
Unregistered ASNs in the Routing Table: 166
Number of 32-bit ASNs allocated by the RIRs: 132
Prefixes from 32-bit ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 238
Number of addresses announced to Internet: 2017104896
Equivalent to 120 /8s, 58 /16s and 148 /24s
Percentage of available address space announced: 54.4
Percentage of allocated address space announced: 63.6
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 76.0
Total number of prefixes smaller than registry allocations: 139447

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes: 65453
Total APNIC prefixes after maximum aggregation: 23417
APNIC Deaggregation factor: 2.80
Prefixes being announced from the APNIC address blocks: 62300
Unique aggregates announced from the APNIC address blocks: 28437
APNIC Region origin ASes present in the Internet Routing Table: 3576
APNIC Prefixes per ASN: 17.42
APNIC Region origin ASes announcing only one prefix: 963
APNIC Region transit ASes present in the Internet Routing Table: 552
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 405339808
Equivalent to 24 /8s, 40 /16s and 254 /24s
Percentage of available APNIC address space announced: 80.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8,
113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8,
120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8,
202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8,
221/8, 222/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes: 124216
Total ARIN prefixes after maximum aggregation: 65427
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 93638
Unique aggregates announced from the ARIN address blocks: 36241
ARIN Region origin ASes present in the Internet Routing Table: 12858
ARIN Prefixes per ASN: 7.28
ARIN Region origin ASes announcing only one prefix: 4944
ARIN Region transit ASes present in the Internet Routing Table: 1242
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 419705152
Equivalent to 25 /8s, 4 /16s and 49 /24s
Percentage of available ARIN address space announced: 80.7

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8,
69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8,
76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8,
174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
208/8, 209/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes: 64872
Total RIPE prefixes after maximum aggregation: 37755
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 59455
Unique aggregates announced from the RIPE address blocks: 39555
RIPE Region origin ASes present in the Internet Routing Table: 12812
RIPE Prefixes per ASN: 4.64
RIPE Region origin ASes announcing only one prefix: 6725
RIPE Region transit ASes present in the Internet Routing Table: 1924
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 391469984
Equivalent to 23 /8s, 85 /16s and 91 /24s
Percentage of available RIPE address space announced: 83.3

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223
RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes: 23523
Total LACNIC prefixes after maximum aggregation: 5813
LACNIC Deaggregation factor: 4.05
Prefixes being announced from the LACNIC address blocks: 21691
Unique aggregates announced from the LACNIC address blocks: 11409
LACNIC Region origin ASes present in the Internet Routing Table: 1082
LACNIC Prefixes per ASN: 20.05
LACNIC Region origin ASes announcing only one prefix: 343
LACNIC Region transit ASes present in the Internet Routing Table: 179
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 61525504
Equivalent to 3 /8s, 170 /16s and 206 /24s
Percentage of available LACNIC address space announced: 61.1

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247
plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes: 4836
Total AfriNIC prefixes after maximum aggregation: 1392
AfriNIC Deaggregation factor: 3.47
Prefixes being announced from the AfriNIC address blocks: 4536
Unique aggregates announced from the AfriNIC address blocks: 1343
AfriNIC Region origin ASes present in the Internet Routing Table: 288
AfriNIC Prefixes per ASN: 15.75
AfriNIC Region origin ASes announcing only one prefix: 87
AfriNIC Region transit ASes present in the Internet Routing Table: 55
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 10131968
Equivalent to 0 /8s, 154 /16s and 154 /24s
Percentage of available AfriNIC address space announced: 30.2

AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
4766 1691 6930 393 Korea Telecom (KIX)
17488 1527 119 98 Hathway IP Over Cable Interne
4755 1218 431 179 TATA Communications formerly
9583 1093 86 531 Sify Limited
4134 925 16263 365 CHINANET-BACKBONE
7545 765 159 104 TPG Internet Pty Ltd
18101 755 206 31 Reliance Infocom Ltd Internet
9498 692 296 50 BHARTI BT INTERNET LTD.
24560 678 228 175 Bharti Airtel Ltd.
9829 637 490 21 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4324 3672 329 bellsouth.net, inc.
209 2908 4149 634 Qwest
4323 1801 1049 372 Time Warner Telecom
1785 1732 717 139 PaeTec Communications, Inc.
20115 1593 1431 720 Charter Communications
7018 1445 5896 1019 AT&T WorldNet Services
6478 1295 297 530 AT&T Worldnet Services
2386 1263 681 902 AT&T Data Communications Serv
11492 1194 192 12 Cable One
3356 1174 10976 444 Level 3 Communications, LLC

Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8452 1250 188 7 TEDATA
3292 444 1762 389 TDC Tele Danmark
30890 441 87 196 SC Kappa Invexim SRL
12479 404 578 6 Uni2 Autonomous System
3320 353 7081 296 Deutsche Telekom AG
3301 344 1686 309 TeliaNet Sweden
8866 337 109 22 Bulgarian Telecommunication C
3215 336 2985 109 France Telecom Transpac
29049 321 26 3 AzerSat LLC.
8551 313 288 40 Bezeq International

Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

ASN No of nets /20 equiv MaxAgg Description
8151 1444 2832 234 UniNet S.A. de C.V.
10620 845 191 80 TVCABLE BOGOTA
22047 606 302 14 VTR PUNTO NET S.A.
7303 520 260 80 Telecom Argentina Stet-France
11830 520 294 42 Instituto Costarricense de El
16814 491 31 10 NSS, S.A.
6471 441 95 32 ENTEL CHILE S.A.
11172 406 102 72 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 385 518 25 NET Servicos de Comunicao S.A

Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

ASN No of nets /20 equiv MaxAgg Description
24863 829 74 30 LINKdotNET AS number
20858 292 34 3 This AS will be used to conne
3741 272 858 232 The Internet Solution
2018 241 215 141 Tertiary Education Network
6713 159 150 15 Itissalat Al-MAGHRIB
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
29571 132 15 8 Ci Telecom Autonomous system
5536 123 8 9 Internet Egypt Network
5713 115 507 65 Telkom SA Ltd
33776 112 6 6 Starcomms Nigeria Limited

Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

ASN No of nets /20 equiv MaxAgg Description
6389 4324 3672 329 bellsouth.net, inc.
209 2908 4149 634 Qwest
4323 1801 1049 372 Time Warner Telecom
1785 1732 717 139 PaeTec Communications, Inc.
4766 1691 6930 393 Korea Telecom (KIX)
20115 1593 1431 720 Charter Communications
17488 1527 119 98 Hathway IP Over Cable Interne
7018 1445 5896 1019 AT&T WorldNet Services
8151 1444 2832 234 UniNet S.A. de C.V.
6478 1295 297 530 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

ASN No of nets Net Savings Description
209 2908 2274 Qwest
1785 1732 1593 PaeTec Communications, Inc.
4323 1801 1429 Time Warner Telecom
17488 1527 1429 Hathway IP Over Cable Interne
4766 1691 1298 Korea Telecom (KIX)
8452 1250 1243 TEDATA
8151 1444 1210 UniNet S.A. de C.V.
11492 1194 1182 Cable One
18566 1061 1051 Covad Communications
4755 1218 1039 TATA Communications formerly

Complete listing at http://thyme.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
63.140.213.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:20 /11:55 /12:163
/13:320 /14:580 /15:1134 /16:10384 /17:4638 /18:7988
/19:17022 /20:20163 /21:19860 /22:25312 /23:25214 /24:148254
/25:697 /26:861 /27:545 /28:106 /29:8 /30:3
/31:0 /32:7

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

ASN No of nets Total ann. Description
6389 2806 4324 bellsouth.net, inc.
209 1615 2908 Qwest
4766 1395 1691 Korea Telecom (KIX)
17488 1297 1527 Hathway IP Over Cable Interne
8452 1229 1250 TEDATA
11492 1149 1194 Cable One
1785 1140 1732 PaeTec Communications, Inc.
18566 1042 1061 Covad Communications
2386 964 1263 AT&T Data Communications Serv
9583 945 1093 Sify Limited

Complete listing at http://thyme.apnic.net/current/data/sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

4:13 8:172 12:2195 13:3 15:19 16:3
17:4 20:35 24:1115 32:51 38:551 40:97
41:2009 43:1 44:2 47:21 52:3 55:2
56:3 57:25 58:536 59:624 60:460 61:1107
62:1121 63:2011 64:3549 65:2421 66:3562 67:1493
68:677 69:2509 70:509 71:164 72:1665 73:2
74:1439 75:205 76:313 77:833 78:544 79:304
80:958 81:824 82:560 83:411 84:596 85:1019
86:397 87:632 88:352 89:1491 90:45 91:2064
92:276 93:1110 94:1202 95:829 96:104 97:190
98:238 99:17 109:1 110:7 112:87 113:89
114:221 115:234 116:1128 117:477 118:289 119:656
120:138 121:708 122:981 123:564 124:958 125:1291
128:220 129:225 130:130 131:413 132:74 133:9
134:188 135:39 136:223 137:144 138:146 139:78
140:416 141:104 142:393 143:326 144:325 145:41
146:374 147:149 148:513 149:237 150:147 151:206
152:151 153:135 154:11 155:266 156:167 157:297
158:132 159:266 160:281 161:137 162:270 163:148
164:479 165:516 166:277 167:361 168:682 169:163
170:472 171:39 172:10 173:246 174:161 178:1
186:6 187:44 188:8 189:310 190:2709 192:5807
193:4216 194:3329 195:2658 196:1067 198:3729 199:3314
200:5500 201:1360 202:7865 203:8051 204:3783 205:2162
206:2359 207:2805 208:3880 209:3446 210:2635 211:1114
212:1493 213:1692 214:68 215:25 216:4527 217:1263
218:371 219:418 220:1216 221:459 222:261

End of report

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