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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 07 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216252
Prefixes after maximum aggregation: 113137
Unique aggregates announced to Internet: 99562
Total ASes present in the Internet Routing Table: 23918
Origin-only ASes present in the Internet Routing Table: 20784
Origin ASes announcing only one prefix: 10016
Transit ASes present in the Internet Routing Table: 3134
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 31
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 24
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 8
Number of addresses announced to Internet: 1655379893
Equivalent to 98 /8s, 171 /16s and 23 /24s
Percentage of available address space announced: 44.7
Percentage of allocated address space announced: 63.4
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112602
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47261
Total APNIC prefixes after maximum aggregation: 18694
Prefixes being announced from the APNIC address blocks: 44746
Unique aggregates announced from the APNIC address blocks: 19097
APNIC Region origin ASes present in the Internet Routing Table: 2801
APNIC Region origin ASes announcing only one prefix: 786
APNIC Region transit ASes present in the Internet Routing Table: 424
Average APNIC Region AS path length visible: 6.4
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 271512584
Equivalent to 16 /8s, 46 /16s and 244 /24s
Percentage of available APNIC address space announced: 84.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 121/8, 122/7, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 109284
Total ARIN prefixes after maximum aggregation: 61623
Prefixes being announced from the ARIN address blocks: 81419
Unique aggregates announced from the ARIN address blocks: 28461
ARIN Region origin ASes present in the Internet Routing Table: 11212
ARIN Region origin ASes announcing only one prefix: 4257
ARIN Region transit ASes present in the Internet Routing Table: 1057
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 31
Number of ARIN addresses announced to Internet: 311820384
Equivalent to 18 /8s, 150 /16s and 0 /24s
Percentage of available ARIN address space announced: 68.8
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
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 43591
Total RIPE prefixes after maximum aggregation: 27891
Prefixes being announced from the RIPE address blocks: 40565
Unique aggregates announced from the RIPE address blocks: 25999
RIPE Region origin ASes present in the Internet Routing Table: 8908
RIPE Region origin ASes announcing only one prefix: 4682
RIPE Region transit ASes present in the Internet Routing Table: 1458
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 273629633
Equivalent to 16 /8s, 79 /16s and 65 /24s
Percentage of available RIPE address space announced: 74.1
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
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 13512
Total LACNIC prefixes after maximum aggregation: 3951
Prefixes being announced from the LACNIC address blocks: 11478
Unique aggregates announced from the LACNIC address blocks: 6620
LACNIC Region origin ASes present in the Internet Routing Table: 749
LACNIC Region origin ASes announcing only one prefix: 242
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 6.3
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 35231232
Equivalent to 2 /8s, 25 /16s and 150 /24s
Percentage of available LACNIC address space announced: 52.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2581
Total AfriNIC prefixes after maximum aggregation: 978
Prefixes being announced from the AfriNIC address blocks: 1821
Unique aggregates announced from the AfriNIC address blocks: 1048
AfriNIC Region origin ASes present in the Internet Routing Table: 171
AfriNIC Region origin ASes announcing only one prefix: 49
AfriNIC Region transit ASes present in the Internet Routing Table: 28
Average AfriNIC Region AS path length visible: 5.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4516608
Equivalent to 0 /8s, 68 /16s and 235 /24s
Percentage of available AfriNIC address space announced: 13.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1267 8525 250 CHINANET-BACKBONE
4755 1055 383 66 Videsh Sanchar Nigam Ltd. Aut
9583 997 97 106 Sify Limited
4538 951 2846 35 China Education and Research
9498 893 212 65 BHARTI BT INTERNET LTD.
23577 777 35 707 KRNIC
4766 743 4945 305 Korea Telecom (KIX)
1221 622 1698 459 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 552 126 75 TPG Internet Pty Ltd
17676 501 10934 65 Softbank BB Corp.
18101 490 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 436 81 131 COMindico Australia
4812 431 753 65 China Telecom (Shanghai)
17849 423 36 126 Telecommunications Technology
4802 412 86 150 Wantree Development
17974 374 129 12 PT TELEKOMUNIKASI INDONESIA
7474 372 211 230 SingTel Optus Pty Ltd
17557 368 32 174 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1928 425 UUNET - Commercial IP service
3215 409 2100 99 France Telecom Transpac
24863 382 45 15 LINKdotNET AS number
3301 309 1199 293 TeliaNet Sweden
3320 297 4992 245 Deutsche Telekom AG
8220 277 474 264 COLT Telecommunications
6746 259 92 236 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
1257 249 1072 176 SWIPnet Swedish IP Network
9116 233 134 23 Goldenlines main autonomous s
8708 228 281 215 Romania Data Systems S.A.
3246 211 370 198 Song Networks
3269 208 2357 75 TELECOM ITALIA
5416 205 13 9 BATELCO-BH
30890 205 18 85 SC Kappa Invexim SRL
8551 200 198 23 Bezeq International
6830 185 823 39 UPC Distribution Services
3300 183 171 97 AUCS Communications Services
786 172 1795 172 The JANET IP Service
3352 172 1751 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4877 6706 761 UUNET Technologies, Inc.
7018 1555 6198 984 AT&T WorldNet Services
705 1432 556 631 UUNET Technologies, Inc.
2386 1112 586 739 AT&T Data Communications Serv
4323 1049 803 293 Time Warner Telecom
6197 1019 628 498 BellSouth Network Solutions,
18566 980 272 8 Covad Communications
174 971 6826 883 Cogent Communications
11492 836 98 14 Cable One
1239 831 2715 581 Sprint
721 823 21905 295 DLA Systems Automation Center
7046 804 251 659 UUNET Technologies, Inc.
19262 785 2454 178 Verizon Global Networks
20115 769 688 417 Charter Communications
22773 711 1744 41 Cox Communications, Inc.
209 709 3762 559 Qwest
7011 695 213 432 Citizens Utilities
852 610 1091 389 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 551 527 258 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1267 1017 CHINANET-BACKBONE
4755 1055 989 Videsh Sanchar Nigam Ltd. Aut
18566 980 972 Covad Communications
4538 951 916 China Education and Research
9583 997 891 Sify Limited
9498 893 828 BHARTI BT INTERNET LTD.
11492 836 822 Cable One
705 1432 801 UUNET Technologies, Inc.
4323 1049 756 Time Warner Telecom
22773 711 670 Cox Communications, Inc.
19262 785 607 Verizon Global Networks
7018 1555 571 AT&T WorldNet Services
8151 762 554 UniNet S.A. de C.V.
17488 556 536 Hathway IP Over Cable Interne
721 823 528 DLA Systems Automation Center
5668 546 527 CenturyTel Internet Holdings,
6197 1019 521 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 506 497 Instituto Costarricense de El
7545 552 477 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65509 PRIVATE 84.221.16.0/23 3257 Tiscali Intl Network
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65006 PRIVATE 89.28.32.0/21 31252 StarNet Communicatio
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
65526 PRIVATE 213.205.19.128/28 3257 Tiscali Intl Network
65526 PRIVATE 213.205.19.144/28 3257 Tiscali Intl Network
65533 PRIVATE 213.213.213.213/32 3257 Tiscali Intl Network
65018 PRIVATE 213.235.24.216/29 8190 VIATEL
65010 PRIVATE 213.235.29.224/29 8190 VIATEL
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 286 KPNQwest Backbone AS
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:10 /10:13 /11:28 /12:113
/13:232 /14:399 /15:796 /16:9130 /17:3692 /18:5950
/19:12946 /20:14670 /21:13467 /22:16941 /23:18454 /24:116686
/25:742 /26:536 /27:459 /28:203 /29:157 /30:499
/31:0 /32:108
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3625 4877 UUNET Technologies, Inc.
18566 963 980 Covad Communications
705 895 1432 UUNET Technologies, Inc.
7018 829 1555 AT&T WorldNet Services
2386 828 1112 AT&T Data Communications Serv
9583 828 997 Sify Limited
11492 822 836 Cable One
6197 797 1019 BellSouth Network Solutions,
23577 763 777 KRNIC
7011 600 695 Citizens Utilities
19916 562 567 OLM LLC
7046 558 804 UUNET Technologies, Inc.
4766 554 743 Korea Telecom (KIX)
9498 546 893 BHARTI BT INTERNET LTD.
4538 529 951 China Education and Research
4755 478 1055 Videsh Sanchar Nigam Ltd. Aut
15270 456 486 PaeTec.net -a division of Pae
855 436 539 Canadian Research Network
18101 422 490 Reliance Infocom Ltd Internet
5668 419 546 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1667 13:1 15:15
16:3 17:3 18:4 20:39 24:843 25:1
32:176 38:268 40:57 41:47 44:2 47:8
52:4 53:1 55:1 56:3 57:52 58:281
59:372 60:221 61:967 62:1193 63:3345 64:3312
65:3626 66:3200 67:696 68:659 69:1730 70:398
71:114 72:1020 74:113 75:42 76:15 80:837
81:769 82:678 83:381 84:492 85:728 86:423
87:445 88:285 89:651 90:1 91:102 97:1
121:84 122:40 123:3 124:474 125:740 128:312
129:207 130:128 131:322 132:48 133:11 134:177
135:41 136:180 137:116 138:189 139:100 140:524
141:135 142:366 143:214 144:254 145:67 146:325
147:142 148:365 149:175 150:109 151:118 152:83
153:116 154:6 155:262 156:148 157:167 158:166
159:139 160:98 161:89 162:217 163:162 164:283
165:237 166:242 167:278 168:494 169:124 170:395
171:12 172:1 189:18 190:318 192:5827 193:3621
194:2901 195:2277 196:986 198:3941 199:3374 200:4601
201:934 202:7210 203:7298 204:4105 205:2210 206:2651
207:3158 208:3063 209:3697 210:2406 211:975 212:1428
213:1521 214:388 215:39 216:4250 217:1340 218:369
219:286 220:817 221:371 222:258
End of report
