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cscora at apnic

Sep 4, 2009, 11:12 AM

Post #126 of 137 (488 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 05 Sep, 2009

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

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

BGP routing table entries examined: 294331
Prefixes after maximum aggregation: 139398
Deaggregation factor: 2.11
Unique aggregates announced to Internet: 147041
Total ASes present in the Internet Routing Table: 32126
Prefixes per ASN: 9.16
Origin-only ASes present in the Internet Routing Table: 27940
Origin ASes announcing only one prefix: 13641
Transit ASes present in the Internet Routing Table: 4186
Transit-only ASes present in the Internet Routing Table: 104
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 24
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 407
Unregistered ASNs in the Routing Table: 114
Number of 32-bit ASNs allocated by the RIRs: 260
Prefixes from 32-bit ASNs in the Routing Table: 105
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 319
Number of addresses announced to Internet: 2101706432
Equivalent to 125 /8s, 69 /16s and 126 /24s
Percentage of available address space announced: 56.7
Percentage of allocated address space announced: 64.9
Percentage of available address space allocated: 87.3
Percentage of address space in use by end-sites: 78.8
Total number of prefixes smaller than registry allocations: 140659

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

Prefixes being announced by APNIC Region ASes: 70157
Total APNIC prefixes after maximum aggregation: 24968
APNIC Deaggregation factor: 2.81
Prefixes being announced from the APNIC address blocks: 69597
Unique aggregates announced from the APNIC address blocks: 31670
APNIC Region origin ASes present in the Internet Routing Table: 3774
APNIC Prefixes per ASN: 18.44
APNIC Region origin ASes announcing only one prefix: 1035
APNIC Region transit ASes present in the Internet Routing Table: 580
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 493030848
Equivalent to 29 /8s, 99 /16s and 13 /24s
Percentage of available APNIC address space announced: 84.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 124764
Total ARIN prefixes after maximum aggregation: 66482
ARIN Deaggregation factor: 1.88
Prefixes being announced from the ARIN address blocks: 125341
Unique aggregates announced from the ARIN address blocks: 52721
ARIN Region origin ASes present in the Internet Routing Table: 13211
ARIN Prefixes per ASN: 9.49
ARIN Region origin ASes announcing only one prefix: 5107
ARIN Region transit ASes present in the Internet Routing Table: 1297
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 1013346368
Equivalent to 60 /8s, 102 /16s and 112 /24s
Percentage of available ARIN address space announced: 88.8

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
53248-55295
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 67698
Total RIPE prefixes after maximum aggregation: 39917
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 67311
Unique aggregates announced from the RIPE address blocks: 45605
RIPE Region origin ASes present in the Internet Routing Table: 13456
RIPE Prefixes per ASN: 5.00
RIPE Region origin ASes announcing only one prefix: 7031
RIPE Region transit ASes present in the Internet Routing Table: 2002
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 499964864
Equivalent to 29 /8s, 204 /16s and 219 /24s
Percentage of available RIPE address space announced: 99.3

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 25/8, 51/8, 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: 25342
Total LACNIC prefixes after maximum aggregation: 6213
LACNIC Deaggregation factor: 4.08
Prefixes being announced from the LACNIC address blocks: 25334
Unique aggregates announced from the LACNIC address blocks: 14125
LACNIC Region origin ASes present in the Internet Routing Table: 1174
LACNIC Prefixes per ASN: 21.58
LACNIC Region origin ASes announcing only one prefix: 380
LACNIC Region transit ASes present in the Internet Routing Table: 192
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 73761280
Equivalent to 4 /8s, 101 /16s and 130 /24s
Percentage of available LACNIC address space announced: 73.3

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: 6028
Total AfriNIC prefixes after maximum aggregation: 1570
AfriNIC Deaggregation factor: 3.84
Prefixes being announced from the AfriNIC address blocks: 6429
Unique aggregates announced from the AfriNIC address blocks: 2659
AfriNIC Region origin ASes present in the Internet Routing Table: 313
AfriNIC Prefixes per ASN: 20.54
AfriNIC Region origin ASes announcing only one prefix: 88
AfriNIC Region transit ASes present in the Internet Routing Table: 67
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 20185600
Equivalent to 1 /8s, 52 /16s and 2 /24s
Percentage of available AfriNIC address space announced: 60.2

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 1723 6982 427 Korea Telecom (KIX)
17488 1553 140 103 Hathway IP Over Cable Interne
4755 1231 292 141 TATA Communications formerly
9583 1095 87 534 Sify Limited
4134 1001 18165 390 CHINANET-BACKBONE
18101 952 201 31 Reliance Infocom Ltd Internet
7545 822 198 102 TPG Internet Pty Ltd
9829 798 625 18 BSNL National Internet Backbo
23577 770 33 654 Korea Telecom (ATM-MPLS)
4808 767 1531 182 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 4178 3610 312 bellsouth.net, inc.
4323 1924 1049 387 Time Warner Telecom
1785 1736 714 137 PaeTec Communications, Inc.
7018 1495 5908 1059 AT&T WorldNet Services
20115 1472 1475 683 Charter Communications
6478 1396 281 260 AT&T Worldnet Services
2386 1289 655 936 AT&T Data Communications Serv
3356 1218 10980 440 Level 3 Communications, LLC
22773 1095 2604 66 Cox Communications, Inc.
11492 1092 208 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
30890 487 92 197 Evolva Telecom
12479 477 578 6 Uni2 Autonomous System
3292 458 1904 395 TDC Tele Danmark
702 426 1821 344 UUNET - Commercial IP service
35805 385 40 5 United Telecom of Georgia
9198 368 138 12 Kazakhtelecom Data Network Ad
8866 358 109 22 Bulgarian Telecommunication C
3320 353 7067 303 Deutsche Telekom AG
3301 347 1412 308 TeliaNet Sweden
3215 344 3081 109 France Telecom Transpac

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 1477 2898 242 UniNet S.A. de C.V.
10620 1009 226 99 TVCABLE BOGOTA
28573 697 607 61 NET Servicos de Comunicao S.A
7303 635 336 93 Telecom Argentina Stet-France
22047 542 302 14 VTR PUNTO NET S.A.
11830 476 310 58 Instituto Costarricense de El
11172 441 99 70 Servicios Alestra S.A de C.V
14117 435 29 11 Telefonica del Sur S.A.
6471 421 96 31 ENTEL CHILE S.A.
7738 419 858 29 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
8452 989 188 7 TEDATA
24863 884 94 60 LINKdotNET AS number
20858 296 34 6 EgyNet
3741 274 856 235 The Internet Solution
2018 202 180 142 Tertiary Education Network
6713 175 166 16 Itissalat Al-MAGHRIB
29571 139 14 6 Ci Telecom Autonomous system
5536 122 8 13 Internet Egypt Network
5713 116 508 67 Telkom SA Ltd
33776 115 7 11 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 4178 3610 312 bellsouth.net, inc.
4323 1924 1049 387 Time Warner Telecom
1785 1736 714 137 PaeTec Communications, Inc.
4766 1723 6982 427 Korea Telecom (KIX)
17488 1553 140 103 Hathway IP Over Cable Interne
7018 1495 5908 1059 AT&T WorldNet Services
8151 1477 2898 242 UniNet S.A. de C.V.
20115 1472 1475 683 Charter Communications
6478 1396 281 260 AT&T Worldnet Services
2386 1289 655 936 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
1785 1736 1599 PaeTec Communications, Inc.
4323 1924 1537 Time Warner Telecom
17488 1553 1450 Hathway IP Over Cable Interne
4766 1723 1296 Korea Telecom (KIX)
8151 1477 1235 UniNet S.A. de C.V.
6478 1396 1136 AT&T Worldnet Services
4755 1231 1090 TATA Communications formerly
11492 1092 1080 Cable One
18566 1062 1052 Covad Communications
22773 1095 1029 Cox Communications, Inc.

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
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.176.0/22 36981 >>UNKNOWN<<
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
43.245.96.0/20 7502 Internetwork Kyoto
43.245.112.0/20 7502 Internetwork Kyoto
43.245.192.0/20 7502 Internetwork Kyoto
43.245.208.0/20 7502 Internetwork Kyoto
43.245.224.0/20 7502 Internetwork Kyoto
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 /10:25 /11:62 /12:168
/13:351 /14:624 /15:1181 /16:10644 /17:4824 /18:8362
/19:17349 /20:20714 /21:20551 /22:26629 /23:26406 /24:153628
/25:946 /26:1077 /27:583 /28:153 /29:8 /30:9
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2708 4178 bellsouth.net, inc.
4766 1408 1723 Korea Telecom (KIX)
17488 1299 1553 Hathway IP Over Cable Interne
1785 1206 1736 PaeTec Communications, Inc.
18566 1043 1062 Covad Communications
11492 1021 1092 Cable One
4323 968 1924 Time Warner Telecom
9583 947 1095 Sify Limited
10620 915 1009 TVCABLE BOGOTA
8452 913 989 TEDATA

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

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

4:14 8:213 12:2137 13:7 15:21 16:3
17:5 20:35 24:1117 32:52 34:2 38:598
40:97 41:1730 43:1 44:2 47:20 52:6
55:2 56:2 57:25 58:595 59:607 60:461
61:958 62:1074 63:2013 64:3631 65:2392 66:3438
67:1773 68:946 69:2733 70:557 71:163 72:1682
73:2 74:1732 75:179 76:322 77:861 78:577
79:375 80:913 81:819 82:528 83:426 84:638
85:1042 86:378 87:674 88:369 89:1472 90:52
91:2520 92:397 93:1134 94:1155 95:912 96:166
97:268 98:271 99:30 109:1 110:184 111:398
112:128 113:151 114:243 115:306 116:1135 117:565
118:322 119:774 120:122 121:652 122:1247 123:761
124:1067 125:1356 128:223 129:219 130:129 131:420
132:75 133:9 134:174 135:42 136:225 137:161
138:171 139:84 140:442 141:125 142:385 143:332
144:385 145:49 146:390 147:157 148:530 149:213
150:205 151:186 152:210 153:153 154:2 155:279
156:167 157:305 158:112 159:349 160:291 161:164
162:270 163:159 164:276 165:526 166:474 167:365
168:708 169:167 170:481 171:42 172:2 173:407
174:332 175:1 178:1 180:17 182:1 186:141
187:150 188:761 189:580 190:3026 192:5766 193:4251
194:3284 195:2742 196:1126 198:3543 199:3356 200:5178
201:1306 202:7783 203:8285 204:3890 205:2195 206:2391
207:2739 208:3948 209:3406 210:2543 211:1107 212:1602
213:1649 214:174 215:32 216:4292 217:1334 218:411
219:414 220:1110 221:462 222:323

End of report

cscora at apnic

Sep 11, 2009, 11:11 AM

Post #127 of 137 (454 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 12 Sep, 2009

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

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

BGP routing table entries examined: 295211
Prefixes after maximum aggregation: 139476
Deaggregation factor: 2.12
Unique aggregates announced to Internet: 147649
Total ASes present in the Internet Routing Table: 32157
Prefixes per ASN: 9.18
Origin-only ASes present in the Internet Routing Table: 27945
Origin ASes announcing only one prefix: 13653
Transit ASes present in the Internet Routing Table: 4212
Transit-only ASes present in the Internet Routing Table: 101
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 24
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 422
Unregistered ASNs in the Routing Table: 115
Number of 32-bit ASNs allocated by the RIRs: 266
Prefixes from 32-bit ASNs in the Routing Table: 120
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 231
Number of addresses announced to Internet: 2104209216
Equivalent to 125 /8s, 107 /16s and 175 /24s
Percentage of available address space announced: 56.8
Percentage of allocated address space announced: 65.0
Percentage of available address space allocated: 87.3
Percentage of address space in use by end-sites: 78.8
Total number of prefixes smaller than registry allocations: 141055

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

Prefixes being announced by APNIC Region ASes: 70468
Total APNIC prefixes after maximum aggregation: 24950
APNIC Deaggregation factor: 2.82
Prefixes being announced from the APNIC address blocks: 66937
Unique aggregates announced from the APNIC address blocks: 30456
APNIC Region origin ASes present in the Internet Routing Table: 3784
APNIC Prefixes per ASN: 17.69
APNIC Region origin ASes announcing only one prefix: 1037
APNIC Region transit ASes present in the Internet Routing Table: 588
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 458005344
Equivalent to 27 /8s, 76 /16s and 155 /24s
Percentage of available APNIC address space announced: 78.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 124876
Total ARIN prefixes after maximum aggregation: 66495
ARIN Deaggregation factor: 1.88
Prefixes being announced from the ARIN address blocks: 99443
Unique aggregates announced from the ARIN address blocks: 38338
ARIN Region origin ASes present in the Internet Routing Table: 13222
ARIN Prefixes per ASN: 7.52
ARIN Region origin ASes announcing only one prefix: 5117
ARIN Region transit ASes present in the Internet Routing Table: 1294
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 707359360
Equivalent to 42 /8s, 41 /16s and 114 /24s
Percentage of available ARIN address space announced: 62.0

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 68016
Total RIPE prefixes after maximum aggregation: 39994
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 61886
Unique aggregates announced from the RIPE address blocks: 41336
RIPE Region origin ASes present in the Internet Routing Table: 13459
RIPE Prefixes per ASN: 4.60
RIPE Region origin ASes announcing only one prefix: 7025
RIPE Region transit ASes present in the Internet Routing Table: 2027
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 397595456
Equivalent to 23 /8s, 178 /16s and 211 /24s
Percentage of available RIPE address space announced: 79.0

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, 47104-52223, 196608-197631
RIPE Address Blocks 25/8, 51/8, 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: 25363
Total LACNIC prefixes after maximum aggregation: 6220
LACNIC Deaggregation factor: 4.08
Prefixes being announced from the LACNIC address blocks: 23699
Unique aggregates announced from the LACNIC address blocks: 13207
LACNIC Region origin ASes present in the Internet Routing Table: 1177
LACNIC Prefixes per ASN: 20.14
LACNIC Region origin ASes announcing only one prefix: 379
LACNIC Region transit ASes present in the Internet Routing Table: 191
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 66365952
Equivalent to 3 /8s, 244 /16s and 170 /24s
Percentage of available LACNIC address space announced: 65.9

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 6131
Total AfriNIC prefixes after maximum aggregation: 1561
AfriNIC Deaggregation factor: 3.93
Prefixes being announced from the AfriNIC address blocks: 4483
Unique aggregates announced from the AfriNIC address blocks: 1517
AfriNIC Region origin ASes present in the Internet Routing Table: 320
AfriNIC Prefixes per ASN: 14.01
AfriNIC Region origin ASes announcing only one prefix: 95
AfriNIC Region transit ASes present in the Internet Routing Table: 68
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 12306688
Equivalent to 0 /8s, 187 /16s and 201 /24s
Percentage of available AfriNIC address space announced: 36.7

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1729 6982 427 Korea Telecom (KIX)
17488 1542 137 102 Hathway IP Over Cable Interne
4755 1258 292 143 TATA Communications formerly
9583 1097 87 533 Sify Limited
4134 1006 18167 389 CHINANET-BACKBONE
18101 959 201 32 Reliance Infocom Ltd Internet
7545 842 198 99 TPG Internet Pty Ltd
9829 811 625 18 BSNL National Internet Backbo
4808 766 1534 183 CNCGROUP IP network: China169
23577 763 33 648 Korea Telecom (ATM-MPLS)

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 4173 3626 313 bellsouth.net, inc.
4323 1927 1049 389 Time Warner Telecom
1785 1739 714 138 PaeTec Communications, Inc.
7018 1526 5909 1059 AT&T WorldNet Services
20115 1479 1477 674 Charter Communications
6478 1405 282 249 AT&T Worldnet Services
2386 1292 654 939 AT&T Data Communications Serv
3356 1226 10980 439 Level 3 Communications, LLC
11492 1120 208 12 Cable One
22773 1099 2604 66 Cox Communications, Inc.

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
30890 489 92 199 Evolva Telecom
3292 448 1901 395 TDC Tele Danmark
12479 426 578 6 Uni2 Autonomous System
702 425 1821 343 UUNET - Commercial IP service
35805 386 40 5 United Telecom of Georgia
9198 375 138 12 Kazakhtelecom Data Network Ad
8866 358 110 23 Bulgarian Telecommunication C
3320 354 7067 303 Deutsche Telekom AG
3301 350 1412 309 TeliaNet Sweden
3215 347 3121 111 France Telecom Transpac

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 1495 2899 243 UniNet S.A. de C.V.
10620 1013 226 97 TVCABLE BOGOTA
28573 707 620 61 NET Servicos de Comunicao S.A
7303 635 336 93 Telecom Argentina Stet-France
22047 542 302 14 VTR PUNTO NET S.A.
11830 476 310 58 Instituto Costarricense de El
11172 441 99 69 Servicios Alestra S.A de C.V
7738 424 858 29 Telecomunicacoes da Bahia S.A
6471 421 96 31 ENTEL CHILE S.A.
3816 401 191 79 Empresa Nacional de Telecomun

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
8452 992 188 7 TEDATA
24863 947 96 57 LINKdotNET AS number
20858 296 34 6 EgyNet
3741 275 856 236 The Internet Solution
2018 207 180 142 Tertiary Education Network
6713 175 166 16 Itissalat Al-MAGHRIB
29571 139 14 6 Ci Telecom Autonomous system
24835 131 46 9 RAYA Telecom - Egypt
33776 123 7 11 Starcomms Nigeria Limited
5536 122 8 13 Internet Egypt Network

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 4173 3626 313 bellsouth.net, inc.
4323 1927 1049 389 Time Warner Telecom
1785 1739 714 138 PaeTec Communications, Inc.
4766 1729 6982 427 Korea Telecom (KIX)
17488 1542 137 102 Hathway IP Over Cable Interne
7018 1526 5909 1059 AT&T WorldNet Services
8151 1495 2899 243 UniNet S.A. de C.V.
20115 1479 1477 674 Charter Communications
6478 1405 282 249 AT&T Worldnet Services
2386 1292 654 939 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
1785 1739 1601 PaeTec Communications, Inc.
4323 1927 1538 Time Warner Telecom
17488 1542 1440 Hathway IP Over Cable Interne
4766 1729 1302 Korea Telecom (KIX)
8151 1495 1252 UniNet S.A. de C.V.
6478 1405 1156 AT&T Worldnet Services
4755 1258 1115 TATA Communications formerly
11492 1120 1108 Cable One
18566 1062 1052 Covad Communications
22773 1099 1033 Cox Communications, Inc.

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
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.176.0/22 36981 >>UNKNOWN<<
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
43.245.96.0/20 7502 Internetwork Kyoto
43.245.112.0/20 7502 Internetwork Kyoto
43.245.192.0/20 7502 Internetwork Kyoto
43.245.208.0/20 7502 Internetwork Kyoto
43.245.224.0/20 7502 Internetwork Kyoto
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 /10:25 /11:62 /12:174
/13:350 /14:627 /15:1192 /16:10662 /17:4823 /18:8391
/19:17402 /20:20778 /21:20625 /22:26667 /23:26514 /24:154117
/25:942 /26:1080 /27:575 /28:151 /29:8 /30:9
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2705 4173 bellsouth.net, inc.
4766 1408 1729 Korea Telecom (KIX)
17488 1291 1542 Hathway IP Over Cable Interne
1785 1206 1739 PaeTec Communications, Inc.
11492 1047 1120 Cable One
18566 1043 1062 Covad Communications
4323 969 1927 Time Warner Telecom
9583 949 1097 Sify Limited
10620 919 1013 TVCABLE BOGOTA
8452 914 992 TEDATA

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

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

4:13 8:214 12:2143 13:7 15:21 16:3
17:5 20:36 24:1129 32:52 34:2 38:603
40:97 41:1719 43:1 44:2 47:24 52:6
55:2 56:2 57:25 58:606 59:610 60:458
61:962 62:1081 63:2009 64:3623 65:2392 66:3414
67:1761 68:980 69:2749 70:569 71:154 72:1682
73:2 74:1734 75:179 76:321 77:873 78:582
79:380 80:918 81:807 82:525 83:435 84:641
85:1028 86:379 87:680 88:383 89:1469 90:49
91:2536 92:399 93:1149 94:1168 95:1087 96:167
97:268 98:262 99:30 109:3 110:191 111:430
112:131 113:154 114:246 115:312 116:1135 117:572
118:329 119:772 120:122 121:652 122:1259 123:767
124:1050 125:1355 128:222 129:214 130:129 131:420
132:75 133:9 134:173 135:42 136:224 137:164
138:172 139:84 140:432 141:125 142:382 143:335
144:380 145:49 146:390 147:162 148:533 149:212
150:206 151:187 152:210 153:155 154:2 155:282
156:168 157:306 158:112 159:350 160:291 161:164
162:270 163:164 164:276 165:528 166:474 167:368
168:708 169:167 170:475 171:42 172:2 173:408
174:310 175:1 178:1 180:22 182:1 186:147
187:150 188:940 189:604 190:2973 192:5773 193:4251
194:3286 195:2756 196:1145 198:3548 199:3353 200:5188
201:1297 202:7833 203:8278 204:3894 205:2195 206:2391
207:2721 208:3942 209:3396 210:2542 211:1108 212:1582
213:1655 214:170 215:33 216:4281 217:1308 218:411
219:427 220:1110 221:442 222:322

End of report

cscora at apnic

Sep 18, 2009, 11:14 AM

Post #128 of 137 (405 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 19 Sep, 2009

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

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

BGP routing table entries examined: 296617
Prefixes after maximum aggregation: 139697
Deaggregation factor: 2.12
Unique aggregates announced to Internet: 147808
Total ASes present in the Internet Routing Table: 32213
Prefixes per ASN: 9.21
Origin-only ASes present in the Internet Routing Table: 27997
Origin ASes announcing only one prefix: 13673
Transit ASes present in the Internet Routing Table: 4216
Transit-only ASes present in the Internet Routing Table: 102
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 39
Max AS path prepend of ASN (22394) 36
Prefixes from unregistered ASNs in the Routing Table: 432
Unregistered ASNs in the Routing Table: 121
Number of 32-bit ASNs allocated by the RIRs: 275
Prefixes from 32-bit ASNs in the Routing Table: 126
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 229
Number of addresses announced to Internet: 2107111040
Equivalent to 125 /8s, 151 /16s and 246 /24s
Percentage of available address space announced: 56.8
Percentage of allocated address space announced: 65.1
Percentage of available address space allocated: 87.3
Percentage of address space in use by end-sites: 78.9
Total number of prefixes smaller than registry allocations: 142159

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

Prefixes being announced by APNIC Region ASes: 71434
Total APNIC prefixes after maximum aggregation: 25020
APNIC Deaggregation factor: 2.86
Prefixes being announced from the APNIC address blocks: 67830
Unique aggregates announced from the APNIC address blocks: 30301
APNIC Region origin ASes present in the Internet Routing Table: 3792
APNIC Prefixes per ASN: 17.89
APNIC Region origin ASes announcing only one prefix: 1036
APNIC Region transit ASes present in the Internet Routing Table: 583
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 460221984
Equivalent to 27 /8s, 110 /16s and 110 /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
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 125111
Total ARIN prefixes after maximum aggregation: 66615
ARIN Deaggregation factor: 1.88
Prefixes being announced from the ARIN address blocks: 99638
Unique aggregates announced from the ARIN address blocks: 38372
ARIN Region origin ASes present in the Internet Routing Table: 13244
ARIN Prefixes per ASN: 7.52
ARIN Region origin ASes announcing only one prefix: 5129
ARIN Region transit ASes present in the Internet Routing Table: 1300
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 39
Number of ARIN addresses announced to Internet: 705394816
Equivalent to 42 /8s, 11 /16s and 120 /24s
Percentage of available ARIN address space announced: 61.8

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 68436
Total RIPE prefixes after maximum aggregation: 40022
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 62149
Unique aggregates announced from the RIPE address blocks: 41489
RIPE Region origin ASes present in the Internet Routing Table: 13484
RIPE Prefixes per ASN: 4.61
RIPE Region origin ASes announcing only one prefix: 7037
RIPE Region transit ASes present in the Internet Routing Table: 2031
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 399639232
Equivalent to 23 /8s, 210 /16s and 2 /24s
Percentage of available RIPE address space announced: 79.4

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, 47104-52223, 196608-197631
RIPE Address Blocks 25/8, 51/8, 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: 25376
Total LACNIC prefixes after maximum aggregation: 6231
LACNIC Deaggregation factor: 4.07
Prefixes being announced from the LACNIC address blocks: 23706
Unique aggregates announced from the LACNIC address blocks: 13257
LACNIC Region origin ASes present in the Internet Routing Table: 1177
LACNIC Prefixes per ASN: 20.14
LACNIC Region origin ASes announcing only one prefix: 381
LACNIC Region transit ASes present in the Internet Routing Table: 189
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 66558464
Equivalent to 3 /8s, 247 /16s and 154 /24s
Percentage of available LACNIC address space announced: 66.1

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 5892
Total AfriNIC prefixes after maximum aggregation: 1545
AfriNIC Deaggregation factor: 3.81
Prefixes being announced from the AfriNIC address blocks: 4268
Unique aggregates announced from the AfriNIC address blocks: 1495
AfriNIC Region origin ASes present in the Internet Routing Table: 319
AfriNIC Prefixes per ASN: 13.38
AfriNIC Region origin ASes announcing only one prefix: 90
AfriNIC Region transit ASes present in the Internet Routing Table: 68
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 12382208
Equivalent to 0 /8s, 188 /16s and 240 /24s
Percentage of available AfriNIC address space announced: 36.9

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1761 6995 453 Korea Telecom (KIX)
17488 1547 138 105 Hathway IP Over Cable Interne
4755 1263 292 143 TATA Communications formerly
9583 1098 87 533 Sify Limited
4134 1008 18168 391 CHINANET-BACKBONE
18101 976 203 33 Reliance Infocom Ltd Internet
7545 857 198 100 TPG Internet Pty Ltd
9829 812 625 18 BSNL National Internet Backbo
24560 766 284 166 Bharti Airtel Ltd., Telemedia
4808 764 1518 182 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 4170 3627 313 bellsouth.net, inc.
4323 1927 1049 386 Time Warner Telecom
1785 1742 714 138 PaeTec Communications, Inc.
20115 1641 1478 673 Charter Communications
7018 1488 5875 1053 AT&T WorldNet Services
6478 1427 284 259 AT&T Worldnet Services
2386 1313 656 951 AT&T Data Communications Serv
3356 1227 10980 439 Level 3 Communications, LLC
11492 1123 208 12 Cable One
22773 1102 2604 66 Cox Communications, Inc.

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
30890 491 93 200 Evolva Telecom
3292 447 1900 394 TDC Tele Danmark
12479 424 578 6 Uni2 Autonomous System
702 423 1821 341 UUNET - Commercial IP service
35805 392 40 5 United Telecom of Georgia
9198 376 138 12 Kazakhtelecom Data Network Ad
8866 358 110 23 Bulgarian Telecommunication C
3320 354 7067 303 Deutsche Telekom AG
3301 349 1412 309 TeliaNet Sweden
3215 347 3121 111 France Telecom Transpac

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 1476 2899 246 UniNet S.A. de C.V.
10620 1010 226 99 TVCABLE BOGOTA
28573 710 622 62 NET Servicos de Comunicao S.A
7303 640 339 90 Telecom Argentina Stet-France
22047 542 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 439 99 70 Servicios Alestra S.A de C.V
7738 424 858 29 Telecomunicacoes da Bahia S.A
6471 423 96 31 ENTEL CHILE S.A.
14117 418 29 11 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
8452 978 188 7 TEDATA
24863 935 96 61 LINKdotNET AS number
3741 272 856 234 The Internet Solution
2018 197 187 116 Tertiary Education Network
6713 175 166 16 Itissalat Al-MAGHRIB
29571 139 14 6 Ci Telecom Autonomous system
24835 123 46 9 RAYA Telecom - Egypt
33776 123 7 11 Starcomms Nigeria Limited
5536 122 8 13 Internet Egypt Network
5713 116 508 67 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 4170 3627 313 bellsouth.net, inc.
4323 1927 1049 386 Time Warner Telecom
4766 1761 6995 453 Korea Telecom (KIX)
1785 1742 714 138 PaeTec Communications, Inc.
20115 1641 1478 673 Charter Communications
17488 1547 138 105 Hathway IP Over Cable Interne
7018 1488 5875 1053 AT&T WorldNet Services
8151 1476 2899 246 UniNet S.A. de C.V.
6478 1427 284 259 AT&T Worldnet Services
2386 1313 656 951 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
1785 1742 1604 PaeTec Communications, Inc.
4323 1927 1541 Time Warner Telecom
17488 1547 1442 Hathway IP Over Cable Interne
4766 1761 1308 Korea Telecom (KIX)
8151 1476 1230 UniNet S.A. de C.V.
6478 1427 1168 AT&T Worldnet Services
4755 1263 1120 TATA Communications formerly
11492 1123 1111 Cable One
18566 1062 1052 Covad Communications
22773 1102 1036 Cox Communications, Inc.

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
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
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
64.31.32.0/19 11955 ServiceCo LLC - Road Runner
64.72.112.0/20 19166 Allied Riser Communications,
64.247.160.0/20 10937 Island Internet Services

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 /10:24 /11:63 /12:175
/13:355 /14:626 /15:1197 /16:10663 /17:4826 /18:8374
/19:17422 /20:20842 /21:20788 /22:27097 /23:26608 /24:154744
/25:932 /26:1056 /27:567 /28:166 /29:40 /30:15
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2701 4170 bellsouth.net, inc.
4766 1434 1761 Korea Telecom (KIX)
17488 1292 1547 Hathway IP Over Cable Interne
1785 1209 1742 PaeTec Communications, Inc.
11492 1051 1123 Cable One
18566 1043 1062 Covad Communications
4323 968 1927 Time Warner Telecom
9583 950 1098 Sify Limited
10620 916 1010 TVCABLE BOGOTA
8452 902 978 TEDATA

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

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

4:13 8:226 12:2150 13:7 15:21 16:3
17:5 20:36 24:1136 32:52 34:2 38:601
40:97 41:1717 43:1 44:2 47:13 52:6
55:2 56:2 57:25 58:608 59:635 60:461
61:1071 62:1030 63:2013 64:3632 65:2402 66:3402
67:1790 68:979 69:2749 70:569 71:157 72:1657
73:2 74:1745 75:179 76:323 77:872 78:586
79:380 80:900 81:798 82:518 83:437 84:529
85:1029 86:380 87:680 88:386 89:1473 90:55
91:2553 92:404 93:1230 94:1180 95:1098 96:165
97:266 98:287 99:30 109:3 110:201 111:438
112:131 113:150 114:256 115:350 116:1134 117:562
118:329 119:785 120:122 121:772 122:1278 123:768
124:1054 125:1367 128:222 129:217 130:129 131:423
132:75 133:10 134:174 135:42 136:241 137:164
138:173 139:84 140:433 141:121 142:382 143:343
144:377 145:49 146:391 147:163 148:531 149:213
150:208 151:187 152:215 153:155 154:2 155:279
156:165 157:304 158:113 159:352 160:291 161:164
162:271 163:165 164:276 165:522 166:475 167:371
168:685 169:166 170:473 171:40 172:2 173:413
174:331 175:1 178:1 180:25 182:1 186:142
187:147 188:1018 189:571 190:3016 192:5768 193:4269
194:3286 195:2757 196:1141 198:3554 199:3349 200:5188
201:1309 202:7844 203:8269 204:3896 205:2194 206:2391
207:2725 208:3955 209:3394 210:2563 211:1127 212:1603
213:1636 214:178 215:33 216:4282 217:1313 218:410
219:450 220:1132 221:442 222:325

End of report

cscora at apnic

Sep 25, 2009, 11:28 AM

Post #129 of 137 (372 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 26 Sep, 2009

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

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

BGP routing table entries examined: 298894
Prefixes after maximum aggregation: 140069
Deaggregation factor: 2.13
Unique aggregates announced to Internet: 148203
Total ASes present in the Internet Routing Table: 32275
Prefixes per ASN: 9.26
Origin-only ASes present in the Internet Routing Table: 28043
Origin ASes announcing only one prefix: 13693
Transit ASes present in the Internet Routing Table: 4232
Transit-only ASes present in the Internet Routing Table: 103
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 31
Max AS path prepend of ASN (45127) 27
Prefixes from unregistered ASNs in the Routing Table: 456
Unregistered ASNs in the Routing Table: 122
Number of 32-bit ASNs allocated by the RIRs: 283
Prefixes from 32-bit ASNs in the Routing Table: 145
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 204
Number of addresses announced to Internet: 2108932864
Equivalent to 125 /8s, 179 /16s and 195 /24s
Percentage of available address space announced: 56.9
Percentage of allocated address space announced: 64.5
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 79.0
Total number of prefixes smaller than registry allocations: 143732

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

Prefixes being announced by APNIC Region ASes: 71419
Total APNIC prefixes after maximum aggregation: 25067
APNIC Deaggregation factor: 2.85
Prefixes being announced from the APNIC address blocks: 67834
Unique aggregates announced from the APNIC address blocks: 30294
APNIC Region origin ASes present in the Internet Routing Table: 3806
APNIC Prefixes per ASN: 17.82
APNIC Region origin ASes announcing only one prefix: 1047
APNIC Region transit ASes present in the Internet Routing Table: 585
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 31
Number of APNIC addresses announced to Internet: 460581408
Equivalent to 27 /8s, 115 /16s and 234 /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
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 126988
Total ARIN prefixes after maximum aggregation: 66741
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 101421
Unique aggregates announced from the ARIN address blocks: 38445
ARIN Region origin ASes present in the Internet Routing Table: 13258
ARIN Prefixes per ASN: 7.65
ARIN Region origin ASes announcing only one prefix: 5136
ARIN Region transit ASes present in the Internet Routing Table: 1295
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 706192256
Equivalent to 42 /8s, 23 /16s and 163 /24s
Percentage of available ARIN address space announced: 61.9

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 68650
Total RIPE prefixes after maximum aggregation: 40175
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 62346
Unique aggregates announced from the RIPE address blocks: 41701
RIPE Region origin ASes present in the Internet Routing Table: 13513
RIPE Prefixes per ASN: 4.61
RIPE Region origin ASes announcing only one prefix: 7037
RIPE Region transit ASes present in the Internet Routing Table: 2041
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 399869888
Equivalent to 23 /8s, 213 /16s and 135 /24s
Percentage of available RIPE address space announced: 74.5

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 25598
Total LACNIC prefixes after maximum aggregation: 6262
LACNIC Deaggregation factor: 4.09
Prefixes being announced from the LACNIC address blocks: 23876
Unique aggregates announced from the LACNIC address blocks: 13335
LACNIC Region origin ASes present in the Internet Routing Table: 1184
LACNIC Prefixes per ASN: 20.17
LACNIC Region origin ASes announcing only one prefix: 380
LACNIC Region transit ASes present in the Internet Routing Table: 193
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 66545152
Equivalent to 3 /8s, 247 /16s and 102 /24s
Percentage of available LACNIC address space announced: 66.1

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 5853
Total AfriNIC prefixes after maximum aggregation: 1554
AfriNIC Deaggregation factor: 3.77
Prefixes being announced from the AfriNIC address blocks: 4236
Unique aggregates announced from the AfriNIC address blocks: 1535
AfriNIC Region origin ASes present in the Internet Routing Table: 319
AfriNIC Prefixes per ASN: 13.28
AfriNIC Region origin ASes announcing only one prefix: 93
AfriNIC Region transit ASes present in the Internet Routing Table: 66
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 12467968
Equivalent to 0 /8s, 190 /16s and 63 /24s
Percentage of available AfriNIC address space announced: 37.2

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1762 6995 453 Korea Telecom (KIX)
17488 1505 137 104 Hathway IP Over Cable Interne
4755 1260 292 144 TATA Communications formerly
9583 1101 87 530 Sify Limited
4134 1009 18168 391 CHINANET-BACKBONE
18101 975 204 33 Reliance Infocom Ltd Internet
7545 869 198 97 TPG Internet Pty Ltd
9829 813 626 19 BSNL National Internet Backbo
4808 788 1518 181 CNCGROUP IP network: China169
24560 774 285 164 Bharti Airtel Ltd., Telemedia

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 4168 3627 312 bellsouth.net, inc.
4323 3700 1045 384 Time Warner Telecom
1785 1751 714 138 PaeTec Communications, Inc.
7018 1507 5875 1056 AT&T WorldNet Services
20115 1479 1477 668 Charter Communications
6478 1411 279 301 AT&T Worldnet Services
2386 1321 657 951 AT&T Data Communications Serv
3356 1234 10964 441 Level 3 Communications, LLC
11492 1128 208 12 Cable One
22773 1111 2604 67 Cox Communications, Inc.

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
30890 493 93 202 Evolva Telecom
3292 446 1900 393 TDC Tele Danmark
702 425 1822 343 UUNET - Commercial IP service
12479 425 578 6 Uni2 Autonomous System
35805 415 40 5 United Telecom of Georgia
9198 376 138 12 Kazakhtelecom Data Network Ad
8866 358 110 23 Bulgarian Telecommunication C
3320 353 7068 304 Deutsche Telekom AG
3301 351 1412 308 TeliaNet Sweden
3215 348 3128 110 France Telecom Transpac

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 2899 246 UniNet S.A. de C.V.
10620 1015 227 95 TVCABLE BOGOTA
28573 709 622 62 NET Servicos de Comunicao S.A
7303 640 338 94 Telecom Argentina Stet-France
22047 544 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 440 99 70 Servicios Alestra S.A de C.V
14117 435 29 11 Telefonica del Sur S.A.
7738 424 858 29 Telecomunicacoes da Bahia S.A
6471 423 96 31 ENTEL CHILE 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
8452 954 188 7 TEDATA
24863 939 97 62 LINKdotNET AS number
3741 272 856 234 The Internet Solution
2018 197 187 116 Tertiary Education Network
6713 175 166 16 Itissalat Al-MAGHRIB
29571 139 14 6 Ci Telecom Autonomous system
24835 123 46 9 RAYA Telecom - Egypt
5536 122 8 13 Internet Egypt Network
5713 118 520 69 Telkom SA Ltd
20858 106 34 6 EgyNet

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 4168 3627 312 bellsouth.net, inc.
4323 3700 1045 384 Time Warner Telecom
4766 1762 6995 453 Korea Telecom (KIX)
1785 1751 714 138 PaeTec Communications, Inc.
7018 1507 5875 1056 AT&T WorldNet Services
17488 1505 137 104 Hathway IP Over Cable Interne
20115 1479 1477 668 Charter Communications
8151 1478 2899 246 UniNet S.A. de C.V.
6478 1411 279 301 AT&T Worldnet Services
2386 1321 657 951 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
4323 3700 3316 Time Warner Telecom
1785 1751 1613 PaeTec Communications, Inc.
17488 1505 1401 Hathway IP Over Cable Interne
4766 1762 1309 Korea Telecom (KIX)
8151 1478 1232 UniNet S.A. de C.V.
4755 1260 1116 TATA Communications formerly
11492 1128 1116 Cable One
6478 1411 1110 AT&T Worldnet Services
18566 1062 1052 Covad Communications
22773 1111 1044 Cox Communications, Inc.

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project
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 /10:24 /11:63 /12:176
/13:354 /14:625 /15:1199 /16:10676 /17:4832 /18:8367
/19:17456 /20:20856 /21:20870 /22:27113 /23:26778 /24:156686
/25:933 /26:1063 /27:562 /28:169 /29:40 /30:15
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2700 4168 bellsouth.net, inc.
4323 2360 3700 Time Warner Telecom
4766 1435 1762 Korea Telecom (KIX)
17488 1259 1505 Hathway IP Over Cable Interne
1785 1217 1751 PaeTec Communications, Inc.
11492 1054 1128 Cable One
18566 1043 1062 Covad Communications
9583 953 1101 Sify Limited
10620 921 1015 TVCABLE BOGOTA
8452 878 954 TEDATA

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

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

2:1 4:14 8:227 12:2145 13:7 15:22
16:3 17:5 20:36 24:1169 32:52 34:2
38:604 40:97 41:1670 43:1 44:2 46:1
47:16 52:6 55:2 56:2 57:25 58:569
59:648 60:454 61:1075 62:1029 63:2018 64:3740
65:2398 66:4086 67:1776 68:964 69:2768 70:578
71:156 72:1680 73:2 74:1944 75:179 76:319
77:882 78:584 79:395 80:908 81:802 82:505
83:432 84:531 85:1028 86:382 87:683 88:388
89:1485 90:61 91:2563 92:404 93:1246 94:1207
95:1100 96:168 97:267 98:308 99:30 109:42
110:206 111:440 112:138 113:145 114:260 115:350
116:1126 117:571 118:325 119:782 120:132 121:775
122:1289 123:777 124:1048 125:1345 128:222 129:216
130:129 131:424 132:75 133:10 134:173 135:42
136:240 137:164 138:177 139:85 140:441 141:121
142:383 143:336 144:350 145:49 146:390 147:170
148:549 149:213 150:209 151:183 152:215 153:155
154:2 155:270 156:165 157:307 158:113 159:354
160:291 161:164 162:270 163:171 164:280 165:521
166:474 167:375 168:789 169:166 170:473 171:43
172:2 173:417 174:359 175:1 178:1 180:28
182:1 186:143 187:157 188:1011 189:581 190:3063
192:5775 193:4260 194:3290 195:2757 196:1150 198:3557
199:3350 200:5218 201:1320 202:7848 203:8263 204:3932
205:2201 206:2439 207:2988 208:3955 209:3488 210:2555
211:1123 212:1611 213:1621 214:176 215:40 216:4396
217:1311 218:412 219:450 220:1127 221:441 222:317

End of report

cscora at apnic

Oct 2, 2009, 11:45 AM

Post #130 of 137 (338 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.apnic.net

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

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

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

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

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

BGP routing table entries examined: 299282
Prefixes after maximum aggregation: 140261
Deaggregation factor: 2.13
Unique aggregates announced to Internet: 148558
Total ASes present in the Internet Routing Table: 32294
Prefixes per ASN: 9.27
Origin-only ASes present in the Internet Routing Table: 28065
Origin ASes announcing only one prefix: 13702
Transit ASes present in the Internet Routing Table: 4229
Transit-only ASes present in the Internet Routing Table: 102
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 31
Max AS path prepend of ASN (45127) 27
Prefixes from unregistered ASNs in the Routing Table: 529
Unregistered ASNs in the Routing Table: 123
Number of 32-bit ASNs allocated by the RIRs: 289
Prefixes from 32-bit ASNs in the Routing Table: 205
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 199
Number of addresses announced to Internet: 2109742304
Equivalent to 125 /8s, 192 /16s and 28 /24s
Percentage of available address space announced: 56.9
Percentage of allocated address space announced: 64.5
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 79.1
Total number of prefixes smaller than registry allocations: 144036

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

Prefixes being announced by APNIC Region ASes: 71662
Total APNIC prefixes after maximum aggregation: 25237
APNIC Deaggregation factor: 2.84
Prefixes being announced from the APNIC address blocks: 68081
Unique aggregates announced from the APNIC address blocks: 30363
APNIC Region origin ASes present in the Internet Routing Table: 3810
APNIC Prefixes per ASN: 17.87
APNIC Region origin ASes announcing only one prefix: 1047
APNIC Region transit ASes present in the Internet Routing Table: 590
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 31
Number of APNIC addresses announced to Internet: 461477152
Equivalent to 27 /8s, 129 /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
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 126890
Total ARIN prefixes after maximum aggregation: 66668
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 101368
Unique aggregates announced from the ARIN address blocks: 38486
ARIN Region origin ASes present in the Internet Routing Table: 13250
ARIN Prefixes per ASN: 7.65
ARIN Region origin ASes announcing only one prefix: 5126
ARIN Region transit ASes present in the Internet Routing Table: 1295
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 706349696
Equivalent to 42 /8s, 26 /16s and 10 /24s
Percentage of available ARIN address space announced: 61.9

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 68650
Total RIPE prefixes after maximum aggregation: 40215
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 62331
Unique aggregates announced from the RIPE address blocks: 41788
RIPE Region origin ASes present in the Internet Routing Table: 13533
RIPE Prefixes per ASN: 4.61
RIPE Region origin ASes announcing only one prefix: 7052
RIPE Region transit ASes present in the Internet Routing Table: 2037
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 399867584
Equivalent to 23 /8s, 213 /16s and 126 /24s
Percentage of available RIPE address space announced: 74.5

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 25750
Total LACNIC prefixes after maximum aggregation: 6325
LACNIC Deaggregation factor: 4.07
Prefixes being announced from the LACNIC address blocks: 24046
Unique aggregates announced from the LACNIC address blocks: 13497
LACNIC Region origin ASes present in the Internet Routing Table: 1187
LACNIC Prefixes per ASN: 20.26
LACNIC Region origin ASes announcing only one prefix: 382
LACNIC Region transit ASes present in the Internet Routing Table: 193
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 30
Number of LACNIC addresses announced to Internet: 66579712
Equivalent to 3 /8s, 247 /16s and 237 /24s
Percentage of available LACNIC address space announced: 66.1

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 5885
Total AfriNIC prefixes after maximum aggregation: 1548
AfriNIC Deaggregation factor: 3.80
Prefixes being announced from the AfriNIC address blocks: 4279
Unique aggregates announced from the AfriNIC address blocks: 1536
AfriNIC Region origin ASes present in the Internet Routing Table: 322
AfriNIC Prefixes per ASN: 13.29
AfriNIC Region origin ASes announcing only one prefix: 95
AfriNIC Region transit ASes present in the Internet Routing Table: 65
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 12557312
Equivalent to 0 /8s, 191 /16s and 156 /24s
Percentage of available AfriNIC address space announced: 37.4

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1766 6995 456 Korea Telecom (KIX)
17488 1475 135 142 Hathway IP Over Cable Interne
4755 1256 292 144 TATA Communications formerly
9583 1102 87 531 Sify Limited
4134 1010 18168 391 CHINANET-BACKBONE
18101 979 204 33 Reliance Infocom Ltd Internet
7545 885 198 100 TPG Internet Pty Ltd
9829 805 625 20 BSNL National Internet Backbo
24560 774 285 164 Bharti Airtel Ltd., Telemedia
4808 762 1518 181 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 4163 3626 313 bellsouth.net, inc.
4323 3692 1037 384 Time Warner Telecom
1785 1758 714 138 PaeTec Communications, Inc.
7018 1522 5859 1054 AT&T WorldNet Services
20115 1475 1475 669 Charter Communications
6478 1413 279 301 AT&T Worldnet Services
2386 1320 656 950 AT&T Data Communications Serv
3356 1227 10963 435 Level 3 Communications, LLC
11492 1130 208 12 Cable One
22773 1111 2604 70 Cox Communications, Inc.

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
30890 494 93 203 Evolva Telecom
3292 446 1900 393 TDC Tele Danmark
35805 442 40 5 United Telecom of Georgia
12479 426 578 6 Uni2 Autonomous System
702 423 1822 341 UUNET - Commercial IP service
9198 381 138 12 Kazakhtelecom Data Network Ad
8866 356 110 21 Bulgarian Telecommunication C
3301 352 1428 309 TeliaNet Sweden
3320 352 7067 303 Deutsche Telekom AG
3215 348 3128 110 France Telecom Transpac

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 2899 245 UniNet S.A. de C.V.
10620 1007 227 98 TVCABLE BOGOTA
28573 758 639 86 NET Servicos de Comunicao S.A
7303 650 343 99 Telecom Argentina Stet-France
22047 545 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 440 99 70 Servicios Alestra S.A de C.V
14117 436 29 11 Telefonica del Sur S.A.
7738 427 858 29 Telecomunicacoes da Bahia S.A
6471 421 96 31 ENTEL CHILE 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
8452 981 188 7 TEDATA
24863 935 96 65 LINKdotNET AS number
3741 272 856 234 The Internet Solution
2018 192 187 118 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 139 14 6 Ci Telecom Autonomous system
33776 125 7 11 Starcomms Nigeria Limited
24835 123 46 9 RAYA Telecom - Egypt
5536 122 8 13 Internet Egypt Network
5713 116 508 67 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 4163 3626 313 bellsouth.net, inc.
4323 3692 1037 384 Time Warner Telecom
4766 1766 6995 456 Korea Telecom (KIX)
1785 1758 714 138 PaeTec Communications, Inc.
7018 1522 5859 1054 AT&T WorldNet Services
8151 1480 2899 245 UniNet S.A. de C.V.
17488 1475 135 142 Hathway IP Over Cable Interne
20115 1475 1475 669 Charter Communications
6478 1413 279 301 AT&T Worldnet Services
2386 1320 656 950 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
4323 3692 3308 Time Warner Telecom
1785 1758 1620 PaeTec Communications, Inc.
17488 1475 1333 Hathway IP Over Cable Interne
4766 1766 1310 Korea Telecom (KIX)
8151 1480 1235 UniNet S.A. de C.V.
11492 1130 1118 Cable One
6478 1413 1112 AT&T Worldnet Services
4755 1256 1112 TATA Communications formerly
18566 1062 1052 Covad Communications
22773 1111 1041 Cox Communications, Inc.

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project
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 /8:20 /9:10 /10:24 /11:63 /12:176
/13:354 /14:628 /15:1199 /16:10668 /17:4847 /18:8372
/19:17493 /20:20889 /21:20988 /22:27160 /23:26806 /24:156790
/25:924 /26:1078 /27:558 /28:172 /29:40 /30:15
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2696 4163 bellsouth.net, inc.
4323 2351 3692 Time Warner Telecom
4766 1439 1766 Korea Telecom (KIX)
17488 1237 1475 Hathway IP Over Cable Interne
1785 1224 1758 PaeTec Communications, Inc.
11492 1056 1130 Cable One
18566 1043 1062 Covad Communications
9583 954 1102 Sify Limited
10620 913 1007 TVCABLE BOGOTA
8452 909 981 TEDATA

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

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

2:1 4:14 8:227 12:2148 13:7 15:22
16:3 17:5 20:36 24:1168 32:52 34:2
38:601 40:97 41:1707 43:1 44:2 46:1
47:16 52:6 55:2 56:2 57:25 58:613
59:642 60:450 61:1077 62:1015 63:2008 64:3708
65:2400 66:4109 67:1791 68:964 69:2765 70:576
71:154 72:1658 73:2 74:1954 75:181 76:349
77:873 78:581 79:394 80:898 81:808 82:505
83:429 84:522 85:1003 86:382 87:666 88:387
89:1495 90:62 91:2578 92:408 93:1235 94:1184
95:1106 96:170 97:270 98:310 99:30 109:44
110:212 111:445 112:139 113:146 114:262 115:354
116:1111 117:549 118:328 119:773 120:136 121:780
122:1287 123:787 124:1047 125:1350 128:221 129:216
130:129 131:425 132:75 133:10 134:181 135:42
136:241 137:166 138:177 139:85 140:442 141:121
142:381 143:333 144:349 145:48 146:387 147:168
148:549 149:209 150:149 151:181 152:215 153:156
154:2 155:271 156:167 157:307 158:101 159:354
160:291 161:168 162:270 163:172 164:279 165:520
166:475 167:377 168:792 169:168 170:474 171:43
172:2 173:420 174:359 175:1 178:1 180:39
182:1 186:138 187:156 188:1055 189:601 190:3114
192:5776 193:4260 194:3285 195:2746 196:1142 198:3555
199:3354 200:5209 201:1343 202:7851 203:8247 204:3936
205:2199 206:2428 207:2970 208:3983 209:3487 210:2564
211:1130 212:1615 213:1623 214:157 215:39 216:4423
217:1332 218:413 219:449 220:1132 221:443 222:318

End of report

cscora at apnic

Oct 9, 2009, 11:27 AM

Post #131 of 137 (291 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.apnic.net

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

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

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

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

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

BGP routing table entries examined: 299909
Prefixes after maximum aggregation: 140664
Deaggregation factor: 2.13
Unique aggregates announced to Internet: 148721
Total ASes present in the Internet Routing Table: 32379
Prefixes per ASN: 9.26
Origin-only ASes present in the Internet Routing Table: 28138
Origin ASes announcing only one prefix: 13738
Transit ASes present in the Internet Routing Table: 4241
Transit-only ASes present in the Internet Routing Table: 102
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 24
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 560
Unregistered ASNs in the Routing Table: 127
Number of 32-bit ASNs allocated by the RIRs: 292
Prefixes from 32-bit ASNs in the Routing Table: 213
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 190
Number of addresses announced to Internet: 2112370016
Equivalent to 125 /8s, 232 /16s and 53 /24s
Percentage of available address space announced: 57.0
Percentage of allocated address space announced: 64.6
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 79.3
Total number of prefixes smaller than registry allocations: 144194

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

Prefixes being announced by APNIC Region ASes: 71884
Total APNIC prefixes after maximum aggregation: 25318
APNIC Deaggregation factor: 2.84
Prefixes being announced from the APNIC address blocks: 68393
Unique aggregates announced from the APNIC address blocks: 30300
APNIC Region origin ASes present in the Internet Routing Table: 3816
APNIC Prefixes per ASN: 17.92
APNIC Region origin ASes announcing only one prefix: 1047
APNIC Region transit ASes present in the Internet Routing Table: 587
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 14
Number of APNIC addresses announced to Internet: 461684000
Equivalent to 27 /8s, 132 /16s and 189 /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
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 126884
Total ARIN prefixes after maximum aggregation: 66823
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 101398
Unique aggregates announced from the ARIN address blocks: 38471
ARIN Region origin ASes present in the Internet Routing Table: 13278
ARIN Prefixes per ASN: 7.64
ARIN Region origin ASes announcing only one prefix: 5135
ARIN Region transit ASes present in the Internet Routing Table: 1301
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 706797568
Equivalent to 42 /8s, 32 /16s and 224 /24s
Percentage of available ARIN address space announced: 62.0

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 68963
Total RIPE prefixes after maximum aggregation: 40347
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 62540
Unique aggregates announced from the RIPE address blocks: 41940
RIPE Region origin ASes present in the Internet Routing Table: 13579
RIPE Prefixes per ASN: 4.61
RIPE Region origin ASes announcing only one prefix: 7080
RIPE Region transit ASes present in the Internet Routing Table: 2043
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 401178048
Equivalent to 23 /8s, 233 /16s and 125 /24s
Percentage of available RIPE address space announced: 74.7

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 25802
Total LACNIC prefixes after maximum aggregation: 6344
LACNIC Deaggregation factor: 4.07
Prefixes being announced from the LACNIC address blocks: 24098
Unique aggregates announced from the LACNIC address blocks: 13510
LACNIC Region origin ASes present in the Internet Routing Table: 1190
LACNIC Prefixes per ASN: 20.25
LACNIC Region origin ASes announcing only one prefix: 380
LACNIC Region transit ASes present in the Internet Routing Table: 192
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 67013376
Equivalent to 3 /8s, 254 /16s and 139 /24s
Percentage of available LACNIC address space announced: 66.6

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 5925
Total AfriNIC prefixes after maximum aggregation: 1561
AfriNIC Deaggregation factor: 3.80
Prefixes being announced from the AfriNIC address blocks: 4303
Unique aggregates announced from the AfriNIC address blocks: 1546
AfriNIC Region origin ASes present in the Internet Routing Table: 325
AfriNIC Prefixes per ASN: 13.24
AfriNIC Region origin ASes announcing only one prefix: 96
AfriNIC Region transit ASes present in the Internet Routing Table: 67
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12557568
Equivalent to 0 /8s, 191 /16s and 157 /24s
Percentage of available AfriNIC address space announced: 37.4

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1766 6996 458 Korea Telecom (KIX)
17488 1460 137 144 Hathway IP Over Cable Interne
4755 1261 292 145 TATA Communications formerly
9583 1101 87 530 Sify Limited
4134 1010 18168 391 CHINANET-BACKBONE
18101 979 204 33 Reliance Infocom Ltd Internet
7545 893 199 102 TPG Internet Pty Ltd
9829 816 629 21 BSNL National Internet Backbo
17974 790 248 93 PT TELEKOMUNIKASI INDONESIA
24560 775 285 164 Bharti Airtel Ltd., Telemedia

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 4161 3626 313 bellsouth.net, inc.
4323 3697 1037 385 Time Warner Telecom
1785 1762 714 138 PaeTec Communications, Inc.
7018 1543 5860 1057 AT&T WorldNet Services
20115 1484 1480 673 Charter Communications
6478 1405 280 340 AT&T Worldnet Services
2386 1308 641 947 AT&T Data Communications Serv
3356 1221 10963 433 Level 3 Communications, LLC
11492 1133 208 12 Cable One
22773 1111 2604 67 Cox Communications, Inc.

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
30890 509 94 207 Evolva Telecom
3292 450 1908 394 TDC Tele Danmark
35805 445 40 5 United Telecom of Georgia
12479 427 578 6 Uni2 Autonomous System
702 422 1822 340 UUNET - Commercial IP service
9198 390 138 12 Kazakhtelecom Data Network Ad
8866 356 110 21 Bulgarian Telecommunication C
3320 352 7067 303 Deutsche Telekom AG
3301 351 1412 308 TeliaNet Sweden
3215 349 3144 111 France Telecom Transpac

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 1482 2899 243 UniNet S.A. de C.V.
10620 1020 227 95 TVCABLE BOGOTA
28573 762 651 87 NET Servicos de Comunicao S.A
7303 656 346 97 Telecom Argentina Stet-France
22047 545 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 440 99 70 Servicios Alestra S.A de C.V
14117 436 29 11 Telefonica del Sur S.A.
7738 428 858 29 Telecomunicacoes da Bahia S.A
6471 421 96 31 ENTEL CHILE 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
8452 984 188 7 TEDATA
24863 926 95 68 LINKdotNET AS number
3741 278 857 239 The Internet Solution
2018 192 187 118 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 140 14 6 Ci Telecom Autonomous system
33776 125 7 11 Starcomms Nigeria Limited
24835 123 46 9 RAYA Telecom - Egypt
5536 122 8 13 Internet Egypt Network
5713 116 508 67 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 4161 3626 313 bellsouth.net, inc.
4323 3697 1037 385 Time Warner Telecom
4766 1766 6996 458 Korea Telecom (KIX)
1785 1762 714 138 PaeTec Communications, Inc.
7018 1543 5860 1057 AT&T WorldNet Services
20115 1484 1480 673 Charter Communications
8151 1482 2899 243 UniNet S.A. de C.V.
17488 1460 137 144 Hathway IP Over Cable Interne
6478 1405 280 340 AT&T Worldnet Services
2386 1308 641 947 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
4323 3697 3312 Time Warner Telecom
1785 1762 1624 PaeTec Communications, Inc.
17488 1460 1316 Hathway IP Over Cable Interne
4766 1766 1308 Korea Telecom (KIX)
8151 1482 1239 UniNet S.A. de C.V.
11492 1133 1121 Cable One
4755 1261 1116 TATA Communications formerly
6478 1405 1065 AT&T Worldnet Services
18566 1062 1052 Covad Communications
22773 1111 1044 Cox Communications, Inc.

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project
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 /8:20 /9:10 /10:24 /11:63 /12:176
/13:354 /14:628 /15:1202 /16:10682 /17:4892 /18:8410
/19:17500 /20:21007 /21:21008 /22:27238 /23:26831 /24:157108
/25:932 /26:1091 /27:554 /28:154 /29:8 /30:9
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2694 4161 bellsouth.net, inc.
4323 2353 3697 Time Warner Telecom
4766 1438 1766 Korea Telecom (KIX)
1785 1228 1762 PaeTec Communications, Inc.
17488 1220 1460 Hathway IP Over Cable Interne
11492 1058 1133 Cable One
18566 1043 1062 Covad Communications
9583 953 1101 Sify Limited
10620 926 1020 TVCABLE BOGOTA
8452 912 984 TEDATA

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

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

2:1 4:14 8:226 12:2147 13:7 15:22
16:3 17:5 20:36 24:1168 32:52 34:2
38:601 40:97 41:1735 43:1 44:2 45:1
46:1 47:21 52:6 55:2 56:2 57:25
58:606 59:642 60:443 61:1078 62:1011 63:2012
64:3638 65:2382 66:4094 67:1795 68:985 69:2777
70:573 71:154 72:1668 73:2 74:1934 75:182
76:350 77:871 78:583 79:390 80:910 81:814
82:504 83:431 84:527 85:1003 86:381 87:688
88:386 89:1498 90:62 91:2590 92:412 93:1217
94:1258 95:1132 96:171 97:271 98:326 99:30
109:51 110:222 111:451 112:143 113:152 114:265
115:428 116:1097 117:552 118:350 119:778 120:135
121:784 122:1287 123:788 124:1044 125:1360 128:220
129:211 130:131 131:415 132:77 133:10 134:182
135:42 136:224 137:168 138:173 139:84 140:440
141:123 142:381 143:336 144:364 145:48 146:393
147:168 148:550 149:204 150:151 151:176 152:215
153:156 154:2 155:271 156:166 157:309 158:100
159:356 160:292 161:168 162:279 163:170 164:279
165:517 166:472 167:390 168:799 169:168 170:469
171:43 172:2 173:414 174:364 175:1 178:1
180:57 182:1 186:143 187:154 188:1134 189:603
190:3101 192:5756 193:4267 194:3295 195:2753 196:1159
198:3550 199:3346 200:5205 201:1351 202:7868 203:8227
204:3926 205:2190 206:2416 207:2976 208:3958 209:3491
210:2561 211:1127 212:1592 213:1620 214:189 215:40
216:4429 217:1336 218:411 219:457 220:1135 221:449
222:316

End of report

cscora at apnic

Oct 16, 2009, 11:27 AM

Post #132 of 137 (254 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 17 Oct, 2009

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

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

BGP routing table entries examined: 300381
Prefixes after maximum aggregation: 140850
Deaggregation factor: 2.13
Unique aggregates announced to Internet: 148722
Total ASes present in the Internet Routing Table: 32446
Prefixes per ASN: 9.26
Origin-only ASes present in the Internet Routing Table: 28188
Origin ASes announcing only one prefix: 13763
Transit ASes present in the Internet Routing Table: 4258
Transit-only ASes present in the Internet Routing Table: 104
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 24
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 565
Unregistered ASNs in the Routing Table: 128
Number of 32-bit ASNs allocated by the RIRs: 292
Prefixes from 32-bit ASNs in the Routing Table: 217
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 192
Number of addresses announced to Internet: 2114870368
Equivalent to 126 /8s, 14 /16s and 92 /24s
Percentage of available address space announced: 57.1
Percentage of allocated address space announced: 64.7
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 79.4
Total number of prefixes smaller than registry allocations: 144438

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

Prefixes being announced by APNIC Region ASes: 72024
Total APNIC prefixes after maximum aggregation: 25287
APNIC Deaggregation factor: 2.85
Prefixes being announced from the APNIC address blocks: 68525
Unique aggregates announced from the APNIC address blocks: 30332
APNIC Region origin ASes present in the Internet Routing Table: 3821
APNIC Prefixes per ASN: 17.93
APNIC Region origin ASes announcing only one prefix: 1041
APNIC Region transit ASes present in the Internet Routing Table: 586
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 14
Number of APNIC addresses announced to Internet: 462426016
Equivalent to 27 /8s, 144 /16s and 15 /24s
Percentage of available APNIC address space announced: 78.8

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 126924
Total ARIN prefixes after maximum aggregation: 66963
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 101444
Unique aggregates announced from the ARIN address blocks: 38562
ARIN Region origin ASes present in the Internet Routing Table: 13302
ARIN Prefixes per ASN: 7.63
ARIN Region origin ASes announcing only one prefix: 5154
ARIN Region transit ASes present in the Internet Routing Table: 1309
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 707408384
Equivalent to 42 /8s, 42 /16s and 50 /24s
Percentage of available ARIN address space announced: 62.0

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 69231
Total RIPE prefixes after maximum aggregation: 40421
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 62717
Unique aggregates announced from the RIPE address blocks: 41918
RIPE Region origin ASes present in the Internet Routing Table: 13610
RIPE Prefixes per ASN: 4.61
RIPE Region origin ASes announcing only one prefix: 7088
RIPE Region transit ASes present in the Internet Routing Table: 2058
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 402187968
Equivalent to 23 /8s, 248 /16s and 230 /24s
Percentage of available RIPE address space announced: 74.9

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 25837
Total LACNIC prefixes after maximum aggregation: 6363
LACNIC Deaggregation factor: 4.06
Prefixes being announced from the LACNIC address blocks: 24132
Unique aggregates announced from the LACNIC address blocks: 13313
LACNIC Region origin ASes present in the Internet Routing Table: 1192
LACNIC Prefixes per ASN: 20.24
LACNIC Region origin ASes announcing only one prefix: 381
LACNIC Region transit ASes present in the Internet Routing Table: 193
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 67348480
Equivalent to 4 /8s, 3 /16s and 168 /24s
Percentage of available LACNIC address space announced: 66.9

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 5911
Total AfriNIC prefixes after maximum aggregation: 1540
AfriNIC Deaggregation factor: 3.84
Prefixes being announced from the AfriNIC address blocks: 4303
Unique aggregates announced from the AfriNIC address blocks: 1571
AfriNIC Region origin ASes present in the Internet Routing Table: 328
AfriNIC Prefixes per ASN: 13.12
AfriNIC Region origin ASes announcing only one prefix: 99
AfriNIC Region transit ASes present in the Internet Routing Table: 67
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12591360
Equivalent to 0 /8s, 192 /16s and 33 /24s
Percentage of available AfriNIC address space announced: 37.5

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1764 6996 458 Korea Telecom (KIX)
17488 1466 138 143 Hathway IP Over Cable Interne
4755 1266 292 145 TATA Communications formerly
9583 1102 87 531 Sify Limited
4134 1012 18169 392 CHINANET-BACKBONE
18101 980 204 33 Reliance Infocom Ltd Internet
7545 892 199 101 TPG Internet Pty Ltd
9829 849 661 20 BSNL National Internet Backbo
17974 789 248 93 PT TELEKOMUNIKASI INDONESIA
24560 778 286 165 Bharti Airtel Ltd., Telemedia

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 4161 3626 312 bellsouth.net, inc.
4323 3704 1037 385 Time Warner Telecom
1785 1770 714 139 PaeTec Communications, Inc.
7018 1567 5846 1061 AT&T WorldNet Services
20115 1487 1481 676 Charter Communications
6478 1368 276 419 AT&T Worldnet Services
2386 1304 637 943 AT&T Data Communications Serv
3356 1229 10964 439 Level 3 Communications, LLC
11492 1135 208 12 Cable One
22773 1114 2604 67 Cox Communications, Inc.

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
30890 512 94 207 Evolva Telecom
35805 458 40 5 United Telecom of Georgia
3292 450 1908 394 TDC Tele Danmark
12479 429 578 6 Uni2 Autonomous System
702 420 1822 338 UUNET - Commercial IP service
9198 393 138 12 Kazakhtelecom Data Network Ad
8866 358 110 23 Bulgarian Telecommunication C
3320 356 7068 304 Deutsche Telekom AG
3301 351 1412 308 TeliaNet Sweden
3215 349 3144 111 France Telecom Transpac

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 1513 2899 244 UniNet S.A. de C.V.
10620 1018 227 100 TVCABLE BOGOTA
28573 767 651 87 NET Servicos de Comunicao S.A
7303 654 346 100 Telecom Argentina Stet-France
22047 545 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 442 99 70 Servicios Alestra S.A de C.V
14117 437 29 11 Telefonica del Sur S.A.
7738 428 858 29 Telecomunicacoes da Bahia S.A
6471 421 96 31 ENTEL CHILE 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
8452 989 188 7 TEDATA
24863 932 96 67 LINKdotNET AS number
3741 273 857 234 The Internet Solution
2018 191 183 117 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 140 14 6 Ci Telecom Autonomous system
33776 124 7 11 Starcomms Nigeria Limited
5536 122 8 13 Internet Egypt Network
5713 116 508 67 Telkom SA Ltd
24835 108 46 9 RAYA Telecom - Egypt

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 4161 3626 312 bellsouth.net, inc.
4323 3704 1037 385 Time Warner Telecom
1785 1770 714 139 PaeTec Communications, Inc.
4766 1764 6996 458 Korea Telecom (KIX)
7018 1567 5846 1061 AT&T WorldNet Services
8151 1513 2899 244 UniNet S.A. de C.V.
20115 1487 1481 676 Charter Communications
17488 1466 138 143 Hathway IP Over Cable Interne
6478 1368 276 419 AT&T Worldnet Services
2386 1304 637 943 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
4323 3704 3319 Time Warner Telecom
1785 1770 1631 PaeTec Communications, Inc.
17488 1466 1323 Hathway IP Over Cable Interne
4766 1764 1306 Korea Telecom (KIX)
8151 1513 1269 UniNet S.A. de C.V.
11492 1135 1123 Cable One
4755 1266 1121 TATA Communications formerly
18566 1062 1052 Covad Communications
22773 1114 1047 Cox Communications, Inc.
8452 989 982 TEDATA

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project
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 /8:20 /9:10 /10:24 /11:63 /12:176
/13:357 /14:630 /15:1207 /16:10697 /17:4881 /18:8438
/19:17490 /20:21039 /21:21018 /22:27426 /23:26869 /24:157288
/25:923 /26:1096 /27:553 /28:153 /29:8 /30:7
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2693 4161 bellsouth.net, inc.
4323 2354 3704 Time Warner Telecom
4766 1437 1764 Korea Telecom (KIX)
1785 1235 1770 PaeTec Communications, Inc.
17488 1227 1466 Hathway IP Over Cable Interne
11492 1058 1135 Cable One
18566 1043 1062 Covad Communications
9583 954 1102 Sify Limited
10620 924 1018 TVCABLE BOGOTA
7018 923 1567 AT&T WorldNet Services

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

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

2:1 4:14 8:223 12:2142 13:7 15:22
16:3 17:5 20:36 24:1184 32:52 34:2
38:603 40:97 41:1749 43:1 44:2 46:1
47:20 52:6 55:2 56:2 57:25 58:604
59:640 60:440 61:1078 62:1017 63:2006 64:3632
65:2383 66:4091 67:1811 68:984 69:2758 70:568
71:154 72:1689 73:2 74:1946 75:182 76:358
77:863 78:579 79:388 80:905 81:809 82:488
83:434 84:525 85:1001 86:377 87:695 88:389
89:1516 90:70 91:2602 92:414 93:1228 94:1260
95:1130 96:174 97:271 98:346 99:30 109:58
110:232 111:455 112:145 113:152 114:265 115:422
116:1076 117:550 118:355 119:776 120:131 121:789
122:1291 123:780 124:1039 125:1364 128:220 129:220
130:131 131:421 132:76 133:10 134:186 135:42
136:224 137:170 138:174 139:82 140:437 141:123
142:385 143:340 144:368 145:48 146:391 147:172
148:548 149:203 150:151 151:176 152:216 153:156
154:2 155:271 156:166 157:310 158:90 159:357
160:292 161:171 162:279 163:172 164:279 165:512
166:476 167:389 168:752 169:163 170:463 171:42
172:2 173:397 174:372 175:1 178:1 180:84
182:1 186:145 187:175 188:1185 189:604 190:3102
192:5763 193:4274 194:3324 195:2755 196:1158 198:3555
199:3357 200:5199 201:1364 202:7868 203:8229 204:3921
205:2194 206:2403 207:2977 208:3963 209:3484 210:2565
211:1135 212:1603 213:1623 214:195 215:39 216:4406
217:1327 218:415 219:457 220:1133 221:449 222:312

End of report

cscora at apnic

Oct 23, 2009, 11:31 AM

Post #133 of 137 (210 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 24 Oct, 2009

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

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

BGP routing table entries examined: 301090
Prefixes after maximum aggregation: 141242
Deaggregation factor: 2.13
Unique aggregates announced to Internet: 149275
Total ASes present in the Internet Routing Table: 32521
Prefixes per ASN: 9.26
Origin-only ASes present in the Internet Routing Table: 28255
Origin ASes announcing only one prefix: 13771
Transit ASes present in the Internet Routing Table: 4266
Transit-only ASes present in the Internet Routing Table: 105
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 30
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 604
Unregistered ASNs in the Routing Table: 123
Number of 32-bit ASNs allocated by the RIRs: 300
Prefixes from 32-bit ASNs in the Routing Table: 242
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 189
Number of addresses announced to Internet: 2116891488
Equivalent to 126 /8s, 45 /16s and 51 /24s
Percentage of available address space announced: 57.1
Percentage of allocated address space announced: 64.7
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 79.4
Total number of prefixes smaller than registry allocations: 144872

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

Prefixes being announced by APNIC Region ASes: 72260
Total APNIC prefixes after maximum aggregation: 25358
APNIC Deaggregation factor: 2.85
Prefixes being announced from the APNIC address blocks: 68831
Unique aggregates announced from the APNIC address blocks: 30562
APNIC Region origin ASes present in the Internet Routing Table: 3842
APNIC Prefixes per ASN: 17.92
APNIC Region origin ASes announcing only one prefix: 1047
APNIC Region transit ASes present in the Internet Routing Table: 589
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 14
Number of APNIC addresses announced to Internet: 462803232
Equivalent to 27 /8s, 149 /16s and 209 /24s
Percentage of available APNIC address space announced: 78.8

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 127136
Total ARIN prefixes after maximum aggregation: 67099
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 101658
Unique aggregates announced from the ARIN address blocks: 38678
ARIN Region origin ASes present in the Internet Routing Table: 13315
ARIN Prefixes per ASN: 7.63
ARIN Region origin ASes announcing only one prefix: 5144
ARIN Region transit ASes present in the Internet Routing Table: 1313
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 708690432
Equivalent to 42 /8s, 61 /16s and 194 /24s
Percentage of available ARIN address space announced: 62.1

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 69365
Total RIPE prefixes after maximum aggregation: 40565
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 62853
Unique aggregates announced from the RIPE address blocks: 42173
RIPE Region origin ASes present in the Internet Routing Table: 13646
RIPE Prefixes per ASN: 4.61
RIPE Region origin ASes announcing only one prefix: 7107
RIPE Region transit ASes present in the Internet Routing Table: 2053
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 402504512
Equivalent to 23 /8s, 253 /16s and 187 /24s
Percentage of available RIPE address space announced: 75.0

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 25911
Total LACNIC prefixes after maximum aggregation: 6365
LACNIC Deaggregation factor: 4.07
Prefixes being announced from the LACNIC address blocks: 24217
Unique aggregates announced from the LACNIC address blocks: 13306
LACNIC Region origin ASes present in the Internet Routing Table: 1195
LACNIC Prefixes per ASN: 20.27
LACNIC Region origin ASes announcing only one prefix: 375
LACNIC Region transit ASes present in the Internet Routing Table: 196
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 30
Number of LACNIC addresses announced to Internet: 67503616
Equivalent to 4 /8s, 6 /16s and 6 /24s
Percentage of available LACNIC address space announced: 67.1

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 5949
Total AfriNIC prefixes after maximum aggregation: 1574
AfriNIC Deaggregation factor: 3.78
Prefixes being announced from the AfriNIC address blocks: 4309
Unique aggregates announced from the AfriNIC address blocks: 1581
AfriNIC Region origin ASes present in the Internet Routing Table: 331
AfriNIC Prefixes per ASN: 13.02
AfriNIC Region origin ASes announcing only one prefix: 98
AfriNIC Region transit ASes present in the Internet Routing Table: 68
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12602112
Equivalent to 0 /8s, 192 /16s and 75 /24s
Percentage of available AfriNIC address space announced: 37.6

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1763 6991 454 Korea Telecom (KIX)
17488 1470 138 142 Hathway IP Over Cable Interne
4755 1266 292 145 TATA Communications formerly
9583 1103 87 532 Sify Limited
4134 1005 18177 392 CHINANET-BACKBONE
18101 980 204 32 Reliance Infocom Ltd Internet
7545 901 199 101 TPG Internet Pty Ltd
9829 849 661 20 BSNL National Internet Backbo
17974 797 249 94 PT TELEKOMUNIKASI INDONESIA
24560 781 290 164 Bharti Airtel Ltd., Telemedia

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 4164 3882 312 bellsouth.net, inc.
4323 3711 1037 384 Time Warner Telecom
1785 1776 714 139 PaeTec Communications, Inc.
7018 1574 5844 1059 AT&T WorldNet Services
20115 1488 1481 670 Charter Communications
6478 1347 275 437 AT&T Worldnet Services
2386 1306 637 945 AT&T Data Communications Serv
3356 1224 10964 439 Level 3 Communications, LLC
11492 1134 206 13 Cable One
22773 1113 2604 67 Cox Communications, Inc.

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
30890 514 94 208 Evolva Telecom
35805 465 40 5 United Telecom of Georgia
3292 451 1908 394 TDC Tele Danmark
702 415 1822 334 UUNET - Commercial IP service
9198 387 138 12 Kazakhtelecom Data Network Ad
8866 360 110 23 Bulgarian Telecommunication C
3320 356 7068 304 Deutsche Telekom AG
3301 350 1428 307 TeliaNet Sweden
3215 349 3144 111 France Telecom Transpac
8551 316 294 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 1520 2899 237 UniNet S.A. de C.V.
10620 1020 227 100 TVCABLE BOGOTA
28573 779 652 90 NET Servicos de Comunicao S.A
7303 658 347 98 Telecom Argentina Stet-France
22047 545 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 443 99 71 Servicios Alestra S.A de C.V
14117 438 29 11 Telefonica del Sur S.A.
7738 428 858 29 Telecomunicacoes da Bahia S.A
6471 421 96 31 ENTEL CHILE 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
8452 990 188 7 TEDATA
24863 874 96 73 LINKdotNET AS number
3741 272 856 233 The Internet Solution
2018 195 188 118 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 142 14 6 Ci Telecom Autonomous system
33776 124 7 11 Starcomms Nigeria Limited
5536 121 8 18 Internet Egypt Network
5713 116 508 67 Telkom SA Ltd
20858 109 34 6 EgyNet

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 4164 3882 312 bellsouth.net, inc.
4323 3711 1037 384 Time Warner Telecom
1785 1776 714 139 PaeTec Communications, Inc.
4766 1763 6991 454 Korea Telecom (KIX)
7018 1574 5844 1059 AT&T WorldNet Services
8151 1520 2899 237 UniNet S.A. de C.V.
20115 1488 1481 670 Charter Communications
17488 1470 138 142 Hathway IP Over Cable Interne
6478 1347 275 437 AT&T Worldnet Services
2386 1306 637 945 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
4323 3711 3327 Time Warner Telecom
1785 1776 1637 PaeTec Communications, Inc.
17488 1470 1328 Hathway IP Over Cable Interne
4766 1763 1309 Korea Telecom (KIX)
8151 1520 1283 UniNet S.A. de C.V.
4755 1266 1121 TATA Communications formerly
11492 1134 1121 Cable One
18566 1062 1052 Covad Communications
22773 1113 1046 Cox Communications, Inc.
8452 990 983 TEDATA

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
43.245.0.0/16 7502 Internetwork Kyoto
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project

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 /9:10 /10:24 /11:63 /12:177
/13:355 /14:629 /15:1210 /16:10692 /17:4886 /18:8472
/19:17517 /20:21113 /21:21075 /22:27386 /23:26945 /24:157743
/25:926 /26:1113 /27:557 /28:154 /29:8 /30:7
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2691 4164 bellsouth.net, inc.
4323 2350 3711 Time Warner Telecom
4766 1436 1763 Korea Telecom (KIX)
1785 1241 1776 PaeTec Communications, Inc.
17488 1231 1470 Hathway IP Over Cable Interne
11492 1058 1134 Cable One
18566 1043 1062 Covad Communications
9583 955 1103 Sify Limited
7018 932 1574 AT&T WorldNet Services
10620 926 1020 TVCABLE BOGOTA

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

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

2:1 4:14 8:225 12:2147 13:7 15:22
16:3 17:5 20:36 24:1199 32:52 34:2
38:605 40:97 41:1767 43:1 44:2 46:1
47:21 52:6 55:2 56:2 57:25 58:607
59:640 60:441 61:1088 62:973 63:2005 64:3661
65:2374 66:4090 67:1758 68:984 69:2761 70:572
71:154 72:1725 73:2 74:1989 75:183 76:357
77:866 78:566 79:390 80:913 81:814 82:479
83:436 84:533 85:1006 86:372 87:692 88:422
89:1517 90:53 91:2616 92:417 93:1279 94:1317
95:1145 96:190 97:271 98:371 99:30 109:86
110:246 111:456 112:142 113:155 114:274 115:446
116:1096 117:592 118:358 119:790 120:132 121:797
122:1293 123:778 124:1043 125:1373 128:219 129:220
130:130 131:421 132:76 133:10 134:186 135:42
136:224 137:171 138:174 139:82 140:440 141:123
142:385 143:348 144:365 145:49 146:391 147:170
148:551 149:202 150:151 151:176 152:212 153:158
154:2 155:273 156:168 157:310 158:91 159:358
160:292 161:171 162:279 163:171 164:278 165:467
166:478 167:391 168:754 169:163 170:466 171:42
172:2 173:386 174:382 175:1 178:1 180:96
182:1 186:148 187:167 188:1179 189:610 190:3168
192:5745 193:4270 194:3326 195:2736 196:1170 198:3551
199:3352 200:5202 201:1360 202:7891 203:8237 204:3915
205:2180 206:2400 207:2987 208:3972 209:3456 210:2570
211:1142 212:1603 213:1619 214:172 215:39 216:4425
217:1335 218:415 219:456 220:1135 221:449 222:304

End of report

cscora at apnic

Oct 30, 2009, 11:26 AM

Post #134 of 137 (157 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 31 Oct, 2009

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

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

BGP routing table entries examined: 301627
Prefixes after maximum aggregation: 141194
Deaggregation factor: 2.14
Unique aggregates announced to Internet: 149168
Total ASes present in the Internet Routing Table: 32545
Prefixes per ASN: 9.27
Origin-only ASes present in the Internet Routing Table: 28267
Origin ASes announcing only one prefix: 13775
Transit ASes present in the Internet Routing Table: 4278
Transit-only ASes present in the Internet Routing Table: 104
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 30
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 615
Unregistered ASNs in the Routing Table: 126
Number of 32-bit ASNs allocated by the RIRs: 308
Prefixes from 32-bit ASNs in the Routing Table: 249
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 188
Number of addresses announced to Internet: 2123904864
Equivalent to 126 /8s, 152 /16s and 55 /24s
Percentage of available address space announced: 57.3
Percentage of allocated address space announced: 64.9
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 79.5
Total number of prefixes smaller than registry allocations: 145034

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

Prefixes being announced by APNIC Region ASes: 72646
Total APNIC prefixes after maximum aggregation: 25150
APNIC Deaggregation factor: 2.89
Prefixes being announced from the APNIC address blocks: 69165
Unique aggregates announced from the APNIC address blocks: 30414
APNIC Region origin ASes present in the Internet Routing Table: 3836
APNIC Prefixes per ASN: 18.03
APNIC Region origin ASes announcing only one prefix: 1038
APNIC Region transit ASes present in the Internet Routing Table: 595
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 467982112
Equivalent to 27 /8s, 228 /16s and 215 /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
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 127251
Total ARIN prefixes after maximum aggregation: 67119
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 101807
Unique aggregates announced from the ARIN address blocks: 38735
ARIN Region origin ASes present in the Internet Routing Table: 13307
ARIN Prefixes per ASN: 7.65
ARIN Region origin ASes announcing only one prefix: 5143
ARIN Region transit ASes present in the Internet Routing Table: 1315
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 709214976
Equivalent to 42 /8s, 69 /16s and 195 /24s
Percentage of available ARIN address space announced: 62.2

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 69252
Total RIPE prefixes after maximum aggregation: 40685
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 62623
Unique aggregates announced from the RIPE address blocks: 41975
RIPE Region origin ASes present in the Internet Routing Table: 13681
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 7116
RIPE Region transit ASes present in the Internet Routing Table: 2053
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 402977216
Equivalent to 24 /8s, 4 /16s and 241 /24s
Percentage of available RIPE address space announced: 75.1

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 25963
Total LACNIC prefixes after maximum aggregation: 6374
LACNIC Deaggregation factor: 4.07
Prefixes being announced from the LACNIC address blocks: 24280
Unique aggregates announced from the LACNIC address blocks: 13431
LACNIC Region origin ASes present in the Internet Routing Table: 1201
LACNIC Prefixes per ASN: 20.22
LACNIC Region origin ASes announcing only one prefix: 382
LACNIC Region transit ASes present in the Internet Routing Table: 199
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 30
Number of LACNIC addresses announced to Internet: 68065280
Equivalent to 4 /8s, 14 /16s and 152 /24s
Percentage of available LACNIC address space announced: 67.6

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 6039
Total AfriNIC prefixes after maximum aggregation: 1579
AfriNIC Deaggregation factor: 3.82
Prefixes being announced from the AfriNIC address blocks: 4404
Unique aggregates announced from the AfriNIC address blocks: 1607
AfriNIC Region origin ASes present in the Internet Routing Table: 329
AfriNIC Prefixes per ASN: 13.39
AfriNIC Region origin ASes announcing only one prefix: 96
AfriNIC Region transit ASes present in the Internet Routing Table: 67
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 12883712
Equivalent to 0 /8s, 196 /16s and 151 /24s
Percentage of available AfriNIC address space announced: 38.4

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1765 6991 454 Korea Telecom (KIX)
17488 1473 139 140 Hathway IP Over Cable Interne
4755 1270 293 147 TATA Communications formerly
9583 1107 98 469 Sify Limited
4134 1006 19185 393 CHINANET-BACKBONE
18101 974 204 32 Reliance Infocom Ltd Internet
7545 905 199 101 TPG Internet Pty Ltd
9829 849 661 20 BSNL National Internet Backbo
17974 814 252 104 PT TELEKOMUNIKASI INDONESIA
24560 792 291 168 Bharti Airtel Ltd., Telemedia

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 4166 3883 313 bellsouth.net, inc.
4323 3723 1036 396 Time Warner Telecom
1785 1778 715 140 PaeTec Communications, Inc.
7018 1571 5843 1047 AT&T WorldNet Services
20115 1487 1481 670 Charter Communications
6478 1316 270 438 AT&T Worldnet Services
2386 1302 637 942 AT&T Data Communications Serv
3356 1221 10964 437 Level 3 Communications, LLC
11492 1137 206 13 Cable One
22773 1106 2600 66 Cox Communications, Inc.

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
30890 516 95 210 Evolva Telecom
3292 448 1908 393 TDC Tele Danmark
702 414 1822 333 UUNET - Commercial IP service
9198 387 138 12 Kazakhtelecom Data Network Ad
35805 372 40 5 United Telecom of Georgia
8866 362 110 23 Bulgarian Telecommunication C
3320 354 7068 302 Deutsche Telekom AG
3215 349 3144 111 France Telecom Transpac
3301 348 1412 305 TeliaNet Sweden
9121 317 1698 26 TTnet Autonomous System

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 1490 2899 236 UniNet S.A. de C.V.
10620 1024 228 102 TVCABLE BOGOTA
28573 790 661 89 NET Servicos de Comunicao S.A
7303 660 349 97 Telecom Argentina Stet-France
22047 546 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 445 99 70 Servicios Alestra S.A de C.V
14117 438 29 11 Telefonica del Sur S.A.
7738 429 858 29 Telecomunicacoes da Bahia S.A
6471 422 96 31 ENTEL CHILE 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
8452 989 188 7 TEDATA
24863 938 98 72 LINKdotNET AS number
3741 274 857 234 The Internet Solution
2018 194 188 117 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 145 15 8 Ci Telecom Autonomous system
33776 124 7 11 Starcomms Nigeria Limited
5536 122 8 13 Internet Egypt Network
5713 116 508 67 Telkom SA Ltd
20858 109 34 6 EgyNet

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 4166 3883 313 bellsouth.net, inc.
4323 3723 1036 396 Time Warner Telecom
1785 1778 715 140 PaeTec Communications, Inc.
4766 1765 6991 454 Korea Telecom (KIX)
7018 1571 5843 1047 AT&T WorldNet Services
8151 1490 2899 236 UniNet S.A. de C.V.
20115 1487 1481 670 Charter Communications
17488 1473 139 140 Hathway IP Over Cable Interne
6478 1316 270 438 AT&T Worldnet Services
2386 1302 637 942 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
4323 3723 3327 Time Warner Telecom
1785 1778 1638 PaeTec Communications, Inc.
17488 1473 1333 Hathway IP Over Cable Interne
4766 1765 1311 Korea Telecom (KIX)
8151 1490 1254 UniNet S.A. de C.V.
11492 1137 1124 Cable One
4755 1270 1123 TATA Communications formerly
18566 1062 1052 Covad Communications
22773 1106 1040 Cox Communications, Inc.
8452 989 982 TEDATA

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project
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 /8:20 /9:10 /10:25 /11:63 /12:176
/13:356 /14:636 /15:1211 /16:10718 /17:4910 /18:8486
/19:17531 /20:21126 /21:21141 /22:27474 /23:27088 /24:157858
/25:937 /26:1109 /27:562 /28:164 /29:10 /30:8
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2692 4166 bellsouth.net, inc.
4323 2353 3723 Time Warner Telecom
4766 1436 1765 Korea Telecom (KIX)
17488 1250 1473 Hathway IP Over Cable Interne
1785 1242 1778 PaeTec Communications, Inc.
11492 1061 1137 Cable One
18566 1043 1062 Covad Communications
9583 958 1107 Sify Limited
7018 938 1571 AT&T WorldNet Services
10620 929 1024 TVCABLE BOGOTA

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

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

2:1 4:14 8:228 12:2139 13:7 15:22
16:3 17:5 20:36 24:1227 32:52 34:2
38:605 40:99 41:1802 43:1 44:2 46:1
47:21 52:6 55:2 56:2 57:23 58:613
59:640 60:441 61:1090 62:960 63:2001 64:3665
65:2367 66:4087 67:1764 68:989 69:2785 70:589
71:153 72:1728 73:2 74:1995 75:183 76:359
77:866 78:559 79:374 80:924 81:818 82:477
83:443 84:538 85:1003 86:374 87:692 88:423
89:1489 90:54 91:2628 92:416 93:1221 94:1233
95:934 96:182 97:270 98:380 99:30 109:82
110:260 111:465 112:144 113:161 114:278 115:434
116:1118 117:590 118:359 119:792 120:128 121:797
122:1297 123:780 124:1053 125:1372 128:222 129:216
130:138 131:424 132:76 133:16 134:186 135:42
136:232 137:167 138:180 139:82 140:443 141:123
142:387 143:352 144:362 145:49 146:395 147:170
148:552 149:201 150:149 151:173 152:212 153:159
154:2 155:272 156:167 157:310 158:92 159:359
160:292 161:171 162:279 163:172 164:276 165:468
166:483 167:390 168:750 169:162 170:465 171:42
172:2 173:385 174:384 175:1 178:1 180:150
182:1 184:1 186:155 187:183 188:1206 189:621
190:3183 192:5736 193:4273 194:3320 195:2750 196:1168
198:3552 199:3354 200:5208 201:1352 202:7908 203:8223
204:3930 205:2168 206:2406 207:3010 208:3985 209:3428
210:2548 211:1147 212:1645 213:1627 214:177 215:40
216:4447 217:1343 218:474 219:459 220:1138 221:457
222:303

End of report

cscora at apnic

Nov 6, 2009, 10:32 AM

Post #135 of 137 (110 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 07 Nov, 2009

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

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

BGP routing table entries examined: 301614
Prefixes after maximum aggregation: 141503
Deaggregation factor: 2.13
Unique aggregates announced to Internet: 149533
Total ASes present in the Internet Routing Table: 32604
Prefixes per ASN: 9.25
Origin-only ASes present in the Internet Routing Table: 28347
Origin ASes announcing only one prefix: 13795
Transit ASes present in the Internet Routing Table: 4257
Transit-only ASes present in the Internet Routing Table: 102
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 30
Max AS path prepend of ASN (12026) 22
Prefixes from unregistered ASNs in the Routing Table: 620
Unregistered ASNs in the Routing Table: 126
Number of 32-bit ASNs allocated by the RIRs: 312
Prefixes from 32-bit ASNs in the Routing Table: 256
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 202
Number of addresses announced to Internet: 2132041952
Equivalent to 127 /8s, 20 /16s and 96 /24s
Percentage of available address space announced: 57.5
Percentage of allocated address space announced: 65.2
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 79.8
Total number of prefixes smaller than registry allocations: 144805

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

Prefixes being announced by APNIC Region ASes: 72077
Total APNIC prefixes after maximum aggregation: 25252
APNIC Deaggregation factor: 2.85
Prefixes being announced from the APNIC address blocks: 68602
Unique aggregates announced from the APNIC address blocks: 30421
APNIC Region origin ASes present in the Internet Routing Table: 3847
APNIC Prefixes per ASN: 17.83
APNIC Region origin ASes announcing only one prefix: 1043
APNIC Region transit ASes present in the Internet Routing Table: 587
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 14
Number of APNIC addresses announced to Internet: 470541600
Equivalent to 28 /8s, 11 /16s and 229 /24s
Percentage of available APNIC address space announced: 80.1

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 127441
Total ARIN prefixes after maximum aggregation: 67221
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 101848
Unique aggregates announced from the ARIN address blocks: 38884
ARIN Region origin ASes present in the Internet Routing Table: 13330
ARIN Prefixes per ASN: 7.64
ARIN Region origin ASes announcing only one prefix: 5159
ARIN Region transit ASes present in the Internet Routing Table: 1314
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 714201088
Equivalent to 42 /8s, 145 /16s and 216 /24s
Percentage of available ARIN address space announced: 62.6

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 69537
Total RIPE prefixes after maximum aggregation: 40772
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 62836
Unique aggregates announced from the RIPE address blocks: 42111
RIPE Region origin ASes present in the Internet Routing Table: 13706
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 7114
RIPE Region transit ASes present in the Internet Routing Table: 2051
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 403252160
Equivalent to 24 /8s, 9 /16s and 35 /24s
Percentage of available RIPE address space announced: 75.1

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 26058
Total LACNIC prefixes after maximum aggregation: 6385
LACNIC Deaggregation factor: 4.08
Prefixes being announced from the LACNIC address blocks: 24373
Unique aggregates announced from the LACNIC address blocks: 13436
LACNIC Region origin ASes present in the Internet Routing Table: 1202
LACNIC Prefixes per ASN: 20.28
LACNIC Region origin ASes announcing only one prefix: 382
LACNIC Region transit ASes present in the Internet Routing Table: 200
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 30
Number of LACNIC addresses announced to Internet: 68123136
Equivalent to 4 /8s, 15 /16s and 122 /24s
Percentage of available LACNIC address space announced: 67.7

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 6017
Total AfriNIC prefixes after maximum aggregation: 1577
AfriNIC Deaggregation factor: 3.82
Prefixes being announced from the AfriNIC address blocks: 4374
Unique aggregates announced from the AfriNIC address blocks: 1588
AfriNIC Region origin ASes present in the Internet Routing Table: 330
AfriNIC Prefixes per ASN: 13.25
AfriNIC Region origin ASes announcing only one prefix: 97
AfriNIC Region transit ASes present in the Internet Routing Table: 66
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 12886016
Equivalent to 0 /8s, 196 /16s and 160 /24s
Percentage of available AfriNIC address space announced: 38.4

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1771 7505 456 Korea Telecom (KIX)
17488 1360 140 125 Hathway IP Over Cable Interne
4755 1271 293 147 TATA Communications formerly
9583 1096 86 530 Sify Limited
4134 1010 19185 393 CHINANET-BACKBONE
18101 975 204 33 Reliance Infocom Ltd Internet
7545 901 198 99 TPG Internet Pty Ltd
9829 852 664 24 BSNL National Internet Backbo
17974 822 252 104 PT TELEKOMUNIKASI INDONESIA
24560 793 291 171 Bharti Airtel Ltd., Telemedia

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 4262 3883 313 bellsouth.net, inc.
4323 3723 1054 399 Time Warner Telecom
1785 1785 715 140 PaeTec Communications, Inc.
7018 1572 5837 1042 AT&T WorldNet Services
20115 1486 1481 669 Charter Communications
6478 1321 270 433 AT&T Worldnet Services
2386 1304 638 942 AT&T Data Communications Serv
3356 1219 10964 440 Level 3 Communications, LLC
11492 1137 206 13 Cable One
22773 1101 2600 66 Cox Communications, Inc.

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
30890 515 98 209 Evolva Telecom
3292 448 1906 393 TDC Tele Danmark
702 415 1822 334 UUNET - Commercial IP service
9198 397 138 12 Kazakhtelecom Data Network Ad
35805 384 40 5 United Telecom of Georgia
8866 364 110 23 Bulgarian Telecommunication C
3320 354 7067 302 Deutsche Telekom AG
3215 349 3144 111 France Telecom Transpac
3301 348 1412 305 TeliaNet Sweden
9121 319 1698 26 TTnet Autonomous System

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 1556 2898 236 UniNet S.A. de C.V.
10620 1032 228 102 TVCABLE BOGOTA
28573 797 661 90 NET Servicos de Comunicao S.A
7303 661 349 97 Telecom Argentina Stet-France
22047 546 302 14 VTR PUNTO NET S.A.
11830 475 310 61 Instituto Costarricense de El
11172 444 99 70 Servicios Alestra S.A de C.V
14117 437 29 11 Telefonica del Sur S.A.
7738 430 858 29 Telecomunicacoes da Bahia S.A
6471 422 96 31 ENTEL CHILE 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
8452 949 188 7 TEDATA
24863 940 98 71 LINKdotNET AS number
3741 274 857 234 The Internet Solution
2018 194 188 117 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 145 15 8 Ci Telecom Autonomous system
33776 124 7 11 Starcomms Nigeria Limited
5536 122 8 13 Internet Egypt Network
5713 116 508 67 Telkom SA Ltd
20858 109 34 6 EgyNet

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 4262 3883 313 bellsouth.net, inc.
4323 3723 1054 399 Time Warner Telecom
1785 1785 715 140 PaeTec Communications, Inc.
4766 1771 7505 456 Korea Telecom (KIX)
7018 1572 5837 1042 AT&T WorldNet Services
8151 1556 2898 236 UniNet S.A. de C.V.
20115 1486 1481 669 Charter Communications
17488 1360 140 125 Hathway IP Over Cable Interne
6478 1321 270 433 AT&T Worldnet Services
2386 1304 638 942 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
4323 3723 3324 Time Warner Telecom
1785 1785 1645 PaeTec Communications, Inc.
8151 1556 1320 UniNet S.A. de C.V.
4766 1771 1315 Korea Telecom (KIX)
17488 1360 1235 Hathway IP Over Cable Interne
4755 1271 1124 TATA Communications formerly
11492 1137 1124 Cable One
18566 1062 1052 Covad Communications
22773 1101 1035 Cox Communications, Inc.
18101 975 942 Reliance Infocom Ltd Internet

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.64.0.0/15 15475 Nile Online
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project

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 /9:10 /10:25 /11:65 /12:177
/13:360 /14:639 /15:1217 /16:10738 /17:4943 /18:8503
/19:17557 /20:21191 /21:21157 /22:27429 /23:27278 /24:157443
/25:945 /26:1125 /27:563 /28:203 /29:10 /30:8
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2788 4262 bellsouth.net, inc.
4323 2351 3723 Time Warner Telecom
4766 1436 1771 Korea Telecom (KIX)
1785 1249 1785 PaeTec Communications, Inc.
17488 1136 1360 Hathway IP Over Cable Interne
11492 1061 1137 Cable One
18566 1043 1062 Covad Communications
9583 948 1096 Sify Limited
7018 944 1572 AT&T WorldNet Services
10620 937 1032 TVCABLE BOGOTA

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

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

2:1 4:14 8:232 12:2137 13:7 15:22
16:3 17:5 20:36 24:1242 32:49 34:2
38:609 40:99 41:1737 43:1 44:2 46:1
47:21 52:6 55:2 56:2 57:23 58:622
59:611 60:443 61:987 62:966 63:1998 64:3669
65:2367 66:4088 67:1769 68:991 69:2781 70:590
71:153 72:1730 73:2 74:1981 75:184 76:362
77:859 78:581 79:376 80:939 81:818 82:480
83:440 84:542 85:1011 86:375 87:695 88:425
89:1499 90:52 91:2635 92:420 93:1180 94:1269
95:810 96:191 97:273 98:386 99:30 109:114
110:267 111:454 112:145 113:162 114:282 115:420
116:1005 117:589 118:346 119:786 120:127 121:702
122:1301 123:782 124:1054 125:1347 128:221 129:218
130:130 131:426 132:76 133:16 134:186 135:43
136:232 137:167 138:179 139:83 140:439 141:122
142:391 143:348 144:360 145:50 146:393 147:170
148:553 149:200 150:150 151:172 152:212 153:159
154:2 155:273 156:168 157:308 158:93 159:358
160:293 161:173 162:279 163:157 164:278 165:466
166:487 167:392 168:750 169:162 170:552 171:42
172:1 173:387 174:390 175:1 178:1 180:166
182:1 184:1 186:157 187:187 188:1259 189:622
190:3188 192:5746 193:4269 194:3321 195:2756 196:1167
198:3567 199:3356 200:5182 201:1351 202:7883 203:8231
204:3929 205:2144 206:2403 207:2998 208:3980 209:3428
210:2541 211:1145 212:1646 213:1629 214:164 215:39
216:4427 217:1335 218:471 219:436 220:1138 221:452
222:303

End of report

cscora at apnic

Nov 13, 2009, 10:34 AM

Post #136 of 137 (58 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 14 Nov, 2009

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

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

BGP routing table entries examined: 302501
Prefixes after maximum aggregation: 141653
Deaggregation factor: 2.14
Unique aggregates announced to Internet: 149678
Total ASes present in the Internet Routing Table: 32670
Prefixes per ASN: 9.26
Origin-only ASes present in the Internet Routing Table: 28386
Origin ASes announcing only one prefix: 13852
Transit ASes present in the Internet Routing Table: 4284
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: 39
Max AS path prepend of ASN (22394) 36
Prefixes from unregistered ASNs in the Routing Table: 635
Unregistered ASNs in the Routing Table: 131
Number of 32-bit ASNs allocated by the RIRs: 317
Prefixes from 32-bit ASNs in the Routing Table: 263
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 177
Number of addresses announced to Internet: 2116745984
Equivalent to 126 /8s, 42 /16s and 251 /24s
Percentage of available address space announced: 57.1
Percentage of allocated address space announced: 64.7
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 80.0
Total number of prefixes smaller than registry allocations: 145338

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

Prefixes being announced by APNIC Region ASes: 72284
Total APNIC prefixes after maximum aggregation: 25310
APNIC Deaggregation factor: 2.86
Prefixes being announced from the APNIC address blocks: 68830
Unique aggregates announced from the APNIC address blocks: 30438
APNIC Region origin ASes present in the Internet Routing Table: 3858
APNIC Prefixes per ASN: 17.84
APNIC Region origin ASes announcing only one prefix: 1046
APNIC Region transit ASes present in the Internet Routing Table: 597
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 470486048
Equivalent to 28 /8s, 11 /16s and 12 /24s
Percentage of available APNIC address space announced: 80.1

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 127674
Total ARIN prefixes after maximum aggregation: 67188
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 102073
Unique aggregates announced from the ARIN address blocks: 38770
ARIN Region origin ASes present in the Internet Routing Table: 13337
ARIN Prefixes per ASN: 7.65
ARIN Region origin ASes announcing only one prefix: 5169
ARIN Region transit ASes present in the Internet Routing Table: 1313
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 39
Number of ARIN addresses announced to Internet: 714745632
Equivalent to 42 /8s, 154 /16s and 39 /24s
Percentage of available ARIN address space announced: 62.7

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 69750
Total RIPE prefixes after maximum aggregation: 40882
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 63032
Unique aggregates announced from the RIPE address blocks: 42158
RIPE Region origin ASes present in the Internet Routing Table: 13751
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 7150
RIPE Region transit ASes present in the Internet Routing Table: 2064
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 404254144
Equivalent to 24 /8s, 24 /16s and 109 /24s
Percentage of available RIPE address space announced: 75.3

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, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 26248
Total LACNIC prefixes after maximum aggregation: 6386
LACNIC Deaggregation factor: 4.11
Prefixes being announced from the LACNIC address blocks: 24557
Unique aggregates announced from the LACNIC address blocks: 13594
LACNIC Region origin ASes present in the Internet Routing Table: 1205
LACNIC Prefixes per ASN: 20.38
LACNIC Region origin ASes announcing only one prefix: 387
LACNIC Region transit ASes present in the Internet Routing Table: 200
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 30
Number of LACNIC addresses announced to Internet: 68200192
Equivalent to 4 /8s, 16 /16s and 167 /24s
Percentage of available LACNIC address space announced: 67.8

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 6052
Total AfriNIC prefixes after maximum aggregation: 1588
AfriNIC Deaggregation factor: 3.81
Prefixes being announced from the AfriNIC address blocks: 4414
Unique aggregates announced from the AfriNIC address blocks: 1583
AfriNIC Region origin ASes present in the Internet Routing Table: 333
AfriNIC Prefixes per ASN: 13.26
AfriNIC Region origin ASes announcing only one prefix: 100
AfriNIC Region transit ASes present in the Internet Routing Table: 69
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 13027584
Equivalent to 0 /8s, 198 /16s and 201 /24s
Percentage of available AfriNIC address space announced: 38.8

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1770 7505 456 Korea Telecom (KIX)
17488 1477 142 125 Hathway IP Over Cable Interne
4755 1277 292 148 TATA Communications formerly
9583 1045 81 515 Sify Limited
4134 1007 19185 393 CHINANET-BACKBONE
18101 982 204 33 Reliance Infocom Ltd Internet
7545 900 199 100 TPG Internet Pty Ltd
9829 853 665 21 BSNL National Internet Backbo
17974 836 252 103 PT TELEKOMUNIKASI INDONESIA
24560 797 292 172 Bharti Airtel Ltd., Telemedia

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 4257 3883 315 bellsouth.net, inc.
4323 3733 1054 399 Time Warner Telecom
1785 1787 715 140 PaeTec Communications, Inc.
7018 1586 5839 1039 AT&T WorldNet Services
20115 1515 1481 675 Charter Communications
6478 1312 270 415 AT&T Worldnet Services
2386 1307 638 943 AT&T Data Communications Serv
3356 1218 10966 442 Level 3 Communications, LLC
11492 1145 222 14 Cable One
22773 1118 2600 66 Cox Communications, Inc.

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
30890 515 98 208 Evolva Telecom
3292 445 1905 390 TDC Tele Danmark
35805 436 40 5 United Telecom of Georgia
702 416 1822 335 UUNET - Commercial IP service
9198 404 138 12 Kazakhtelecom Data Network Ad
8866 364 110 23 Bulgarian Telecommunication C
3320 358 7068 305 Deutsche Telekom AG
3215 349 3144 111 France Telecom Transpac
3301 347 1412 302 TeliaNet Sweden
8551 316 294 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 1569 2899 230 UniNet S.A. de C.V.
10620 1030 228 102 TVCABLE BOGOTA
28573 803 664 89 NET Servicos de Comunicao S.A
7303 663 349 95 Telecom Argentina Stet-France
22047 546 302 14 VTR PUNTO NET S.A.
11830 473 308 59 Instituto Costarricense de El
11172 444 99 70 Servicios Alestra S.A de C.V
14117 437 29 11 Telefonica del Sur S.A.
7738 430 858 29 Telecomunicacoes da Bahia S.A
6471 422 96 31 ENTEL CHILE 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
8452 1044 188 7 TEDATA
24863 943 98 72 LINKdotNET AS number
3741 274 857 234 The Internet Solution
2018 191 188 118 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 128 15 8 Ci Telecom Autonomous system
33776 124 7 11 Starcomms Nigeria Limited
5536 122 8 13 Internet Egypt Network
5713 116 508 67 Telkom SA Ltd
20858 109 34 6 EgyNet

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 4257 3883 315 bellsouth.net, inc.
4323 3733 1054 399 Time Warner Telecom
1785 1787 715 140 PaeTec Communications, Inc.
4766 1770 7505 456 Korea Telecom (KIX)
7018 1586 5839 1039 AT&T WorldNet Services
8151 1569 2899 230 UniNet S.A. de C.V.
20115 1515 1481 675 Charter Communications
17488 1477 142 125 Hathway IP Over Cable Interne
6478 1312 270 415 AT&T Worldnet Services
2386 1307 638 943 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
4323 3733 3334 Time Warner Telecom
1785 1787 1647 PaeTec Communications, Inc.
17488 1477 1352 Hathway IP Over Cable Interne
8151 1569 1339 UniNet S.A. de C.V.
4766 1770 1314 Korea Telecom (KIX)
11492 1145 1131 Cable One
4755 1277 1129 TATA Communications formerly
22773 1118 1052 Cox Communications, Inc.
18566 1059 1049 Covad Communications
8452 1044 1037 TEDATA

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project
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 /10:25 /11:65 /12:177
/13:361 /14:640 /15:1220 /16:10741 /17:4960 /18:8511
/19:17574 /20:21253 /21:21202 /22:27534 /23:27360 /24:157968
/25:944 /26:1126 /27:565 /28:219 /29:11 /30:8
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2782 4257 bellsouth.net, inc.
4323 2357 3733 Time Warner Telecom
4766 1435 1770 Korea Telecom (KIX)
17488 1254 1477 Hathway IP Over Cable Interne
1785 1251 1787 PaeTec Communications, Inc.
11492 1068 1145 Cable One
18566 1040 1059 Covad Communications
7018 947 1586 AT&T WorldNet Services
8452 944 1044 TEDATA
10620 935 1030 TVCABLE BOGOTA

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

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

2:1 4:14 8:233 12:2134 13:8 15:22
16:3 17:5 20:36 24:1251 32:49 34:2
38:612 40:99 41:1795 43:1 44:2 46:1
47:21 52:6 55:2 56:2 57:23 58:628
59:610 60:443 61:992 62:948 63:1994 64:3656
65:2363 66:4091 67:1755 68:995 69:2795 70:588
71:156 72:1748 73:2 74:1989 75:183 76:352
77:842 78:569 79:376 80:940 81:814 82:472
83:441 84:529 85:1016 86:382 87:697 88:425
89:1500 90:63 91:2645 92:424 93:1158 94:1297
95:825 96:200 97:273 98:412 99:31 109:160
110:270 111:460 112:146 113:174 114:285 115:355
116:1123 117:596 118:349 119:785 120:127 121:703
122:1304 123:777 124:1059 125:1350 128:222 129:218
130:133 131:425 132:75 133:16 134:186 135:43
136:233 137:166 138:180 139:84 140:441 141:122
142:387 143:343 144:365 145:49 146:395 147:171
148:559 149:196 150:150 151:172 152:216 153:160
154:2 155:274 156:167 157:313 158:95 159:360
160:293 161:173 162:274 163:159 164:278 165:468
166:490 167:390 168:750 169:160 170:554 171:43
172:1 173:391 174:392 178:1 180:174 184:1
186:157 187:190 188:1281 189:628 190:3250 192:5738
193:4282 194:3340 195:2730 196:1154 198:3566 199:3373
200:5206 201:1390 202:7901 203:8241 204:3937 205:2159
206:2403 207:3011 208:3975 209:3436 210:2541 211:1149
212:1652 213:1621 214:189 215:40 216:4416 217:1343
218:475 219:424 220:1140 221:452 222:304

End of report

cscora at apnic

Nov 20, 2009, 11:07 AM

Post #137 of 137 (17 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.apnic.net

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

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

Routing Table Report 04:00 +10GMT Sat 21 Nov, 2009

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

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

BGP routing table entries examined: 303515
Prefixes after maximum aggregation: 141876
Deaggregation factor: 2.14
Unique aggregates announced to Internet: 149990
Total ASes present in the Internet Routing Table: 32755
Prefixes per ASN: 9.27
Origin-only ASes present in the Internet Routing Table: 28465
Origin ASes announcing only one prefix: 13890
Transit ASes present in the Internet Routing Table: 4290
Transit-only ASes present in the Internet Routing Table: 101
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 39
Max AS path prepend of ASN (22394) 36
Prefixes from unregistered ASNs in the Routing Table: 641
Unregistered ASNs in the Routing Table: 131
Number of 32-bit ASNs allocated by the RIRs: 325
Prefixes from 32-bit ASNs in the Routing Table: 268
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 178
Number of addresses announced to Internet: 2135526784
Equivalent to 127 /8s, 73 /16s and 141 /24s
Percentage of available address space announced: 57.6
Percentage of allocated address space announced: 65.3
Percentage of available address space allocated: 88.2
Percentage of address space in use by end-sites: 80.1
Total number of prefixes smaller than registry allocations: 145792

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

Prefixes being announced by APNIC Region ASes: 72525
Total APNIC prefixes after maximum aggregation: 25316
APNIC Deaggregation factor: 2.86
Prefixes being announced from the APNIC address blocks: 69057
Unique aggregates announced from the APNIC address blocks: 30639
APNIC Region origin ASes present in the Internet Routing Table: 3873
APNIC Prefixes per ASN: 17.83
APNIC Region origin ASes announcing only one prefix: 1056
APNIC Region transit ASes present in the Internet Routing Table: 595
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 22
Number of APNIC addresses announced to Internet: 471116320
Equivalent to 28 /8s, 20 /16s and 170 /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
55296-56319, 131072-132095
APNIC Address Blocks 43/8, 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, 175/8, 180/8, 182/8, 183/8, 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: 128091
Total ARIN prefixes after maximum aggregation: 67322
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 102319
Unique aggregates announced from the ARIN address blocks: 38824
ARIN Region origin ASes present in the Internet Routing Table: 13364
ARIN Prefixes per ASN: 7.66
ARIN Region origin ASes announcing only one prefix: 5178
ARIN Region transit ASes present in the Internet Routing Table: 1320
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 39
Number of ARIN addresses announced to Internet: 731512352
Equivalent to 43 /8s, 153 /16s and 254 /24s
Percentage of available ARIN address space announced: 64.1

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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8,
56/8, 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, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 70128
Total RIPE prefixes after maximum aggregation: 40973
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 63332
Unique aggregates announced from the RIPE address blocks: 42329
RIPE Region origin ASes present in the Internet Routing Table: 13789
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 7170
RIPE Region transit ASes present in the Internet Routing Table: 2068
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 405095104
Equivalent to 24 /8s, 37 /16s and 66 /24s
Percentage of available RIPE address space announced: 75.5

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, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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: 26381
Total LACNIC prefixes after maximum aggregation: 6416
LACNIC Deaggregation factor: 4.11
Prefixes being announced from the LACNIC address blocks: 24694
Unique aggregates announced from the LACNIC address blocks: 13655
LACNIC Region origin ASes present in the Internet Routing Table: 1209
LACNIC Prefixes per ASN: 20.43
LACNIC Region origin ASes announcing only one prefix: 389
LACNIC Region transit ASes present in the Internet Routing Table: 200
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 23
Number of LACNIC addresses announced to Internet: 68308480
Equivalent to 4 /8s, 18 /16s and 78 /24s
Percentage of available LACNIC address space announced: 67.9

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 5891
Total AfriNIC prefixes after maximum aggregation: 1545
AfriNIC Deaggregation factor: 3.81
Prefixes being announced from the AfriNIC address blocks: 4280
Unique aggregates announced from the AfriNIC address blocks: 1382
AfriNIC Region origin ASes present in the Internet Routing Table: 332
AfriNIC Prefixes per ASN: 12.89
AfriNIC Region origin ASes announcing only one prefix: 97
AfriNIC Region transit ASes present in the Internet Routing Table: 69
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 13490176
Equivalent to 0 /8s, 205 /16s and 216 /24s
Percentage of available AfriNIC address space announced: 40.2

AfriNIC AS Blocks 36864-37887, 327680-328703 & 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 1775 7507 461 Korea Telecom (KIX)
17488 1443 143 134 Hathway IP Over Cable Interne
4755 1277 292 148 TATA Communications formerly
4134 1011 19183 392 CHINANET-BACKBONE
9583 994 73 491 Sify Limited
18101 983 204 34 Reliance Infocom Ltd Internet
7545 905 199 100 TPG Internet Pty Ltd
17974 866 265 61 PT TELEKOMUNIKASI INDONESIA
9829 846 663 23 BSNL National Internet Backbo
24560 802 293 174 Bharti Airtel Ltd., Telemedia

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 4248 3879 312 bellsouth.net, inc.
4323 3739 1054 399 Time Warner Telecom
1785 1778 714 136 PaeTec Communications, Inc.
7018 1582 5838 1034 AT&T WorldNet Services
20115 1518 1483 665 Charter Communications
2386 1296 632 932 AT&T Data Communications Serv
6478 1280 267 368 AT&T Worldnet Services
3356 1227 10967 448 Level 3 Communications, LLC
11492 1142 222 14 Cable One
22773 1121 2600 66 Cox Communications, Inc.

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
30890 514 98 207 Evolva Telecom
3292 446 1906 391 TDC Tele Danmark
35805 445 40 5 United Telecom of Georgia
702 418 1822 336 UUNET - Commercial IP service
9198 417 138 12 Kazakhtelecom Data Network Ad
8551 377 354 41 Bezeq International
8866 367 110 23 Bulgarian Telecommunication C
3320 357 7067 304 Deutsche Telekom AG
3215 349 3144 111 France Telecom Transpac
3301 348 1412 303 TeliaNet Sweden

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 1580 2899 232 UniNet S.A. de C.V.
10620 1017 226 110 TVCABLE BOGOTA
28573 811 665 87 NET Servicos de Comunicao S.A
7303 663 349 95 Telecom Argentina Stet-France
22047 546 302 14 VTR PUNTO NET S.A.
11830 473 308 59 Instituto Costarricense de El
11172 445 99 70 Servicios Alestra S.A de C.V
14117 437 29 11 Telefonica del Sur S.A.
7738 429 858 29 Telecomunicacoes da Bahia S.A
6471 423 96 31 ENTEL CHILE 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
8452 1045 188 7 TEDATA
24863 756 130 46 LINKdotNET AS number
3741 274 857 234 The Internet Solution
2018 190 188 118 Tertiary Education Network
6713 176 167 12 Itissalat Al-MAGHRIB
29571 132 15 8 Ci Telecom Autonomous system
33776 124 7 11 Starcomms Nigeria Limited
29975 122 506 15 Vodacom
5536 121 8 18 Internet Egypt Network
5713 116 508 67 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 4248 3879 312 bellsouth.net, inc.
4323 3739 1054 399 Time Warner Telecom
1785 1778 714 136 PaeTec Communications, Inc.
4766 1775 7507 461 Korea Telecom (KIX)
7018 1582 5838 1034 AT&T WorldNet Services
8151 1580 2899 232 UniNet S.A. de C.V.
20115 1518 1483 665 Charter Communications
17488 1443 143 134 Hathway IP Over Cable Interne
2386 1296 632 932 AT&T Data Communications Serv
6478 1280 267 368 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
4323 3739 3340 Time Warner Telecom
1785 1778 1642 PaeTec Communications, Inc.
8151 1580 1348 UniNet S.A. de C.V.
4766 1775 1314 Korea Telecom (KIX)
17488 1443 1309 Hathway IP Over Cable Interne
4755 1277 1129 TATA Communications formerly
11492 1142 1128 Cable One
22773 1121 1055 Cox Communications, Inc.
18566 1059 1049 Covad Communications
8452 1045 1038 TEDATA

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
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
46.0.0.0/16 12654 RIPE NCC RIS Project
46.1.0.0/21 12654 RIPE NCC RIS Project
46.1.24.0/24 12654 RIPE NCC RIS Project
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 /8:20 /9:10 /10:25 /11:65 /12:178
/13:361 /14:640 /15:1224 /16:10751 /17:4981 /18:8536
/19:17597 /20:21414 /21:21258 /22:27471 /23:27405 /24:158697
/25:934 /26:1126 /27:566 /28:229 /29:11 /30:8
/31:0 /32:8

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

ASN No of nets Total ann. Description
6389 2779 4248 bellsouth.net, inc.
4323 2359 3739 Time Warner Telecom
4766 1440 1775 Korea Telecom (KIX)
1785 1245 1778 PaeTec Communications, Inc.
17488 1219 1443 Hathway IP Over Cable Interne
11492 1064 1142 Cable One
18566 1040 1059 Covad Communications
7018 946 1582 AT&T WorldNet Services
8452 945 1045 TEDATA
10620 922 1017 TVCABLE BOGOTA

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

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

2:1 4:14 8:233 12:2104 13:8 15:22
16:3 17:5 20:36 24:1266 32:49 34:2
38:619 40:99 41:1803 43:1 44:2 46:1
47:21 52:6 55:2 56:2 57:23 58:632
59:610 60:444 61:978 62:949 63:1999 64:3686
65:2365 66:4077 67:1767 68:1001 69:2799 70:615
71:156 72:1752 73:2 74:2000 75:188 76:353
77:840 78:576 79:383 80:943 81:813 82:472
83:440 84:542 85:1023 86:382 87:693 88:424
89:1506 90:56 91:2644 92:427 93:1163 94:1300
95:822 96:201 97:273 98:417 99:30 109:164
110:285 111:456 112:147 113:174 114:291 115:357
116:1085 117:589 118:361 119:800 120:133 121:700
122:1302 123:780 124:1056 125:1352 128:222 129:204
130:135 131:442 132:82 133:16 134:187 135:43
136:232 137:166 138:236 139:84 140:458 141:122
142:385 143:343 144:383 145:52 146:394 147:173
148:557 149:193 150:148 151:171 152:219 153:160
154:2 155:274 156:166 157:313 158:95 159:361
160:294 161:174 162:276 163:163 164:278 165:468
166:490 167:392 168:751 169:160 170:555 171:43
172:1 173:397 174:397 180:184 183:134 184:1
186:176 187:179 188:1340 189:647 190:3244 192:5739
193:4305 194:3351 195:2749 196:1171 198:3575 199:3380
200:5221 201:1396 202:7913 203:8287 204:3960 205:2154
206:2407 207:3027 208:3979 209:3430 210:2529 211:1149
212:1635 213:1619 214:244 215:57 216:4432 217:1348
218:474 219:419 220:1137 221:451 222:300

End of report

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