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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 06 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 215924
Prefixes after maximum aggregation: 112933
Unique aggregates announced to Internet: 99445
Total ASes present in the Internet Routing Table: 23908
Origin-only ASes present in the Internet Routing Table: 20698
Origin ASes announcing only one prefix: 10004
Transit ASes present in the Internet Routing Table: 3210
Transit-only ASes present in the Internet Routing Table: 88
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 27
Unregistered ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 8
Number of addresses announced to Internet: 1661243957
Equivalent to 99 /8s, 4 /16s and 146 /24s
Percentage of available address space announced: 44.8
Percentage of allocated address space announced: 63.6
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112336
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47282
Total APNIC prefixes after maximum aggregation: 18627
Prefixes being announced from the APNIC address blocks: 44762
Unique aggregates announced from the APNIC address blocks: 19037
APNIC Region origin ASes present in the Internet Routing Table: 2805
APNIC Region origin ASes announcing only one prefix: 787
APNIC Region transit ASes present in the Internet Routing Table: 440
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 22
Number of APNIC addresses announced to Internet: 271698440
Equivalent to 16 /8s, 49 /16s and 202 /24s
Percentage of available APNIC address space announced: 85.0
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: 109303
Total ARIN prefixes after maximum aggregation: 61609
Prefixes being announced from the ARIN address blocks: 81419
Unique aggregates announced from the ARIN address blocks: 28462
ARIN Region origin ASes present in the Internet Routing Table: 11220
ARIN Region origin ASes announcing only one prefix: 4253
ARIN Region transit ASes present in the Internet Routing Table: 1094
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 311691872
Equivalent to 18 /8s, 148 /16s and 10 /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: 43283
Total RIPE prefixes after maximum aggregation: 27768
Prefixes being announced from the RIPE address blocks: 40310
Unique aggregates announced from the RIPE address blocks: 25979
RIPE Region origin ASes present in the Internet Routing Table: 8873
RIPE Region origin ASes announcing only one prefix: 4672
RIPE Region transit ASes present in the Internet Routing Table: 1461
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 279695681
Equivalent to 16 /8s, 171 /16s and 209 /24s
Percentage of available RIPE address space announced: 75.8
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
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: 13456
Total LACNIC prefixes after maximum aggregation: 3956
Prefixes being announced from the LACNIC address blocks: 11471
Unique aggregates announced from the LACNIC address blocks: 6615
LACNIC Region origin ASes present in the Internet Routing Table: 752
LACNIC Region origin ASes announcing only one prefix: 244
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 35234816
Equivalent to 2 /8s, 25 /16s and 164 /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: 2574
Total AfriNIC prefixes after maximum aggregation: 973
Prefixes being announced from the AfriNIC address blocks: 1819
Unique aggregates announced from the AfriNIC address blocks: 1045
AfriNIC Region origin ASes present in the Internet Routing Table: 170
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 29
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 4517888
Equivalent to 0 /8s, 68 /16s and 240 /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 1266 8525 250 CHINANET-BACKBONE
4755 1053 383 65 Videsh Sanchar Nigam Ltd. Aut
9583 999 108 62 Sify Limited
4538 951 2846 35 China Education and Research
9498 890 212 62 BHARTI BT INTERNET LTD.
23577 781 35 709 KRNIC
4766 744 4945 306 Korea Telecom (KIX)
1221 621 1698 457 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 81 129 COMindico Australia
4812 431 753 65 China Telecom (Shanghai)
17849 423 36 126 Telecommunications Technology
4802 414 86 152 Wantree Development
17974 375 129 12 PT TELEKOMUNIKASI INDONESIA
7474 372 211 230 SingTel Optus Pty Ltd
17557 367 31 176 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 547 1928 426 UUNET - Commercial IP service
3215 413 2100 99 France Telecom Transpac
24863 382 45 15 LINKdotNET AS number
3301 309 1199 293 TeliaNet Sweden
3320 299 4992 246 Deutsche Telekom AG
8220 275 472 263 COLT Telecommunications
1257 260 1073 173 SWIPnet Swedish IP Network
6746 260 92 237 Dynamic Network Technologies,
680 250 2041 246 DFN-IP service G-WiN
5089 244 1657 52 NTL Group Limited
9116 231 134 23 Goldenlines main autonomous s
8708 228 281 215 Romania Data Systems S.A.
3246 210 369 197 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 184 171 98 AUCS Communications Services
786 172 1795 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4880 6705 766 UUNET Technologies, Inc.
7018 1530 6168 989 AT&T WorldNet Services
705 1432 555 631 UUNET Technologies, Inc.
2386 1112 586 739 AT&T Data Communications Serv
4323 1054 805 295 Time Warner Telecom
6197 1019 628 498 BellSouth Network Solutions,
18566 980 272 8 Covad Communications
174 945 6821 867 Cogent Communications
11492 843 98 11 Cable One
1239 831 2731 581 Sprint
721 830 21905 297 DLA Systems Automation Center
7046 804 251 659 UUNET Technologies, Inc.
19262 786 2452 177 Verizon Global Networks
20115 769 688 417 Charter Communications
209 712 3766 562 Qwest
22773 712 1744 41 Cox Communications, Inc.
7011 693 213 432 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 1266 1016 CHINANET-BACKBONE
4755 1053 988 Videsh Sanchar Nigam Ltd. Aut
18566 980 972 Covad Communications
9583 999 937 Sify Limited
4538 951 916 China Education and Research
11492 843 832 Cable One
9498 890 828 BHARTI BT INTERNET LTD.
705 1432 801 UUNET Technologies, Inc.
4323 1054 759 Time Warner Telecom
22773 712 671 Cox Communications, Inc.
19262 786 609 Verizon Global Networks
8151 752 546 UniNet S.A. de C.V.
7018 1530 541 AT&T WorldNet Services
17488 556 536 Hathway IP Over Cable Interne
721 830 533 DLA Systems Automation Center
5668 550 531 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
64599 PRIVATE 64.200.115.0/24 32083 Omnispring
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
65000 PRIVATE 199.133.62.0/24 10886 University of Maryla
65000 PRIVATE 199.133.63.0/24 10886 University of Maryla
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
192.0.2.0/24 812 Rogers WAVE
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
176.16.0.0/16 7908 Comsat Argentina S.A.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
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 /11:30 /12:114
/13:237 /14:404 /15:799 /16:9136 /17:3689 /18:5968
/19:12939 /20:14609 /21:13438 /22:16915 /23:18418 /24:116496
/25:739 /26:531 /27:458 /28:205 /29:154 /30:500
/31:0 /32:101
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3631 4880 UUNET Technologies, Inc.
18566 963 980 Covad Communications
705 895 1432 UUNET Technologies, Inc.
2386 829 1112 AT&T Data Communications Serv
9583 829 999 Sify Limited
11492 829 843 Cable One
7018 815 1530 AT&T WorldNet Services
6197 797 1019 BellSouth Network Solutions,
23577 767 781 KRNIC
7011 598 693 Citizens Utilities
19916 562 567 OLM LLC
7046 558 804 UUNET Technologies, Inc.
4766 555 744 Korea Telecom (KIX)
9498 544 890 BHARTI BT INTERNET LTD.
4538 529 951 China Education and Research
4755 477 1053 Videsh Sanchar Nigam Ltd. Aut
15270 457 487 PaeTec.net -a division of Pae
855 436 538 Canadian Research Network
5668 423 550 CenturyTel Internet Holdings,
18101 422 490 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:67 9:1 12:1668 13:1 15:15
16:3 17:3 18:4 20:39 24:845 25:1
32:176 38:267 40:57 41:52 44:2 47:8
52:4 53:1 55:1 56:3 57:52 58:281
59:371 60:204 61:970 62:1180 63:3351 64:3302
65:3629 66:3195 67:695 68:659 69:1726 70:398
71:114 72:1022 74:114 75:34 76:15 80:821
81:764 82:678 83:378 84:487 85:726 86:422
87:445 88:281 89:646 90:1 91:101 97:1
121:86 122:36 123:3 124:481 125:737 128:312
129:206 130:126 131:322 132:48 133:11 134:177
135:41 136:180 137:116 138:189 139:100 140:522
141:135 142:366 143:212 144:254 145:67 146:331
147:142 148:364 149:175 150:109 151:118 152:83
153:113 154:6 155:262 156:148 157:139 158:166
159:139 160:98 161:90 162:218 163:162 164:283
165:237 166:243 167:278 168:491 169:124 170:395
171:12 189:14 190:318 192:5789 193:3617 194:2879
195:2251 196:978 198:3931 199:3369 200:4601 201:928
202:7227 203:7296 204:4100 205:2214 206:2647 207:3162
208:3059 209:3696 210:2407 211:976 212:1413 213:1525
214:387 215:39 216:4284 217:1344 218:369 219:285
220:817 221:372 222:259
End of report
