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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 22 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 217027
Prefixes after maximum aggregation: 113971
Unique aggregates announced to Internet: 100271
Total ASes present in the Internet Routing Table: 24046
Origin-only ASes present in the Internet Routing Table: 20920
Origin ASes announcing only one prefix: 10059
Transit ASes present in the Internet Routing Table: 3126
Transit-only ASes present in the Internet Routing Table: 67
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 31
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 20
Unregistered ASNs in the Routing Table: 14
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1648310248
Equivalent to 98 /8s, 63 /16s and 55 /24s
Percentage of available address space announced: 44.5
Percentage of allocated address space announced: 63.1
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 113044
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47519
Total APNIC prefixes after maximum aggregation: 18831
Prefixes being announced from the APNIC address blocks: 44986
Unique aggregates announced from the APNIC address blocks: 19166
APNIC Region origin ASes present in the Internet Routing Table: 2820
APNIC Region origin ASes announcing only one prefix: 790
APNIC Region transit ASes present in the Internet Routing Table: 433
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 272506496
Equivalent to 16 /8s, 62 /16s and 30 /24s
Percentage of available APNIC address space announced: 85.2
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: 109507
Total ARIN prefixes after maximum aggregation: 61919
Prefixes being announced from the ARIN address blocks: 81623
Unique aggregates announced from the ARIN address blocks: 28703
ARIN Region origin ASes present in the Internet Routing Table: 11250
ARIN Region origin ASes announcing only one prefix: 4272
ARIN Region transit ASes present in the Internet Routing Table: 1044
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 311101920
Equivalent to 18 /8s, 139 /16s and 9 /24s
Percentage of available ARIN address space announced: 68.7
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
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: 43996
Total RIPE prefixes after maximum aggregation: 28276
Prefixes being announced from the RIPE address blocks: 40841
Unique aggregates announced from the RIPE address blocks: 26210
RIPE Region origin ASes present in the Internet Routing Table: 8989
RIPE Region origin ASes announcing only one prefix: 4699
RIPE Region transit ASes present in the Internet Routing Table: 1444
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 281746688
Equivalent to 16 /8s, 203 /16s and 29 /24s
Percentage of available RIPE address space announced: 76.3
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
40960-43007
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: 13461
Total LACNIC prefixes after maximum aggregation: 3974
Prefixes being announced from the LACNIC address blocks: 11514
Unique aggregates announced from the LACNIC address blocks: 6733
LACNIC Region origin ASes present in the Internet Routing Table: 751
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 35461888
Equivalent to 2 /8s, 29 /16s and 27 /24s
Percentage of available LACNIC address space announced: 52.8
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: 2525
Total AfriNIC prefixes after maximum aggregation: 971
Prefixes being announced from the AfriNIC address blocks: 1854
Unique aggregates announced from the AfriNIC address blocks: 1061
AfriNIC Region origin ASes present in the Internet Routing Table: 169
AfriNIC Region origin ASes announcing only one prefix: 50
AfriNIC Region transit ASes present in the Internet Routing Table: 30
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5314304
Equivalent to 0 /8s, 81 /16s and 23 /24s
Percentage of available AfriNIC address space announced: 15.8
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 1283 8603 258 CHINANET-BACKBONE
9583 1052 87 118 Sify Limited
4755 993 383 66 Videsh Sanchar Nigam Ltd. Aut
4538 953 2910 35 China Education and Research
9498 890 211 64 BHARTI BT INTERNET LTD.
23577 771 34 700 KRNIC
4766 752 4946 307 Korea Telecom (KIX)
1221 612 1698 455 Telstra Pty Ltd
17488 561 35 21 Hathway IP Over Cable Interne
7545 554 126 75 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 494 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 439 81 131 COMindico Australia
4812 437 758 69 China Telecom (Shanghai)
17849 411 36 126 Telecommunications Technology
4802 407 86 146 Wantree Development
7474 382 211 237 SingTel Optus Pty Ltd
17974 376 129 12 PT TELEKOMUNIKASI INDONESIA
17557 367 35 171 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 544 1912 423 UUNET - Commercial IP service
3215 393 2104 96 France Telecom Transpac
24863 385 45 15 LINKdotNET AS number
3301 311 1207 293 TeliaNet Sweden
3320 297 4993 245 Deutsche Telekom AG
8220 273 474 262 COLT Telecommunications
6746 263 93 241 Dynamic Network Technologies,
680 253 2041 248 DFN-IP service G-WiN
1257 248 1069 173 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
9116 234 134 23 Goldenlines main autonomous s
8708 231 282 218 Romania Data Systems S.A.
3269 210 2373 73 TELECOM ITALIA
5416 206 13 9 BATELCO-BH
30890 206 19 90 SC Kappa Invexim SRL
3246 205 353 192 Song Networks
8551 199 197 24 Bezeq International
3300 188 172 101 AUCS Communications Services
3352 175 1767 31 Ibernet, Internet Access Netw
12479 173 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4859 6691 761 UUNET Technologies, Inc.
7018 1542 10246 997 AT&T WorldNet Services
705 1424 554 623 UUNET Technologies, Inc.
2386 1113 587 736 AT&T Data Communications Serv
4323 1053 820 296 Time Warner Telecom
6197 1016 636 501 BellSouth Network Solutions,
18566 985 272 8 Covad Communications
174 961 6807 877 Cogent Communications
11492 848 98 13 Cable One
1239 832 2731 581 Sprint
7046 803 251 658 UUNET Technologies, Inc.
19262 789 2496 181 Verizon Global Networks
721 779 21885 292 DLA Systems Automation Center
20115 766 666 411 Charter Communications
209 712 3763 561 Qwest
22773 709 1744 40 Cox Communications, Inc.
7011 695 211 431 Citizens Utilities
852 617 1092 391 Telus Advanced Communications
577 572 743 210 Bell Advanced Communications
19916 567 48 57 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1283 1025 CHINANET-BACKBONE
18566 985 977 Covad Communications
9583 1052 934 Sify Limited
4755 993 927 Videsh Sanchar Nigam Ltd. Aut
4538 953 918 China Education and Research
11492 848 835 Cable One
9498 890 826 BHARTI BT INTERNET LTD.
705 1424 801 UUNET Technologies, Inc.
4323 1053 757 Time Warner Telecom
22773 709 669 Cox Communications, Inc.
19262 789 608 Verizon Global Networks
8151 782 577 UniNet S.A. de C.V.
7018 1542 545 AT&T WorldNet Services
17488 561 540 Hathway IP Over Cable Interne
5668 546 527 CenturyTel Internet Holdings,
6197 1016 515 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 506 497 Instituto Costarricense de El
721 779 487 DLA Systems Automation Center
7545 554 479 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65019 PRIVATE 135.196.106.208/28 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
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
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
192.70.164.0/24 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 /8:19 /9:10 /10:13 /11:30 /12:115
/13:240 /14:408 /15:802 /16:9133 /17:3698 /18:5993
/19:13046 /20:14768 /21:13403 /22:17133 /23:18547 /24:117029
/25:735 /26:535 /27:449 /28:196 /29:152 /30:475
/31:0 /32:97
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3615 4859 UUNET Technologies, Inc.
18566 968 985 Covad Communications
705 887 1424 UUNET Technologies, Inc.
9583 881 1052 Sify Limited
11492 834 848 Cable One
7018 832 1542 AT&T WorldNet Services
2386 830 1113 AT&T Data Communications Serv
6197 792 1016 BellSouth Network Solutions,
23577 757 771 KRNIC
7011 600 695 Citizens Utilities
19916 562 567 OLM LLC
4766 561 752 Korea Telecom (KIX)
7046 559 803 UUNET Technologies, Inc.
9498 553 890 BHARTI BT INTERNET LTD.
4538 532 953 China Education and Research
15270 464 494 PaeTec.net -a division of Pae
855 435 537 Canadian Research Network
18101 428 494 Reliance Infocom Ltd Internet
4755 422 993 Videsh Sanchar Nigam Ltd. Aut
5668 419 546 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1673 13:1 15:15
16:3 17:3 18:5 20:34 24:846 25:1
32:176 38:273 40:57 41:50 44:2 47:10
52:4 53:1 55:1 56:3 57:53 58:283
59:374 60:225 61:967 62:1192 63:3354 64:3311
65:3634 66:3184 67:711 68:655 69:1715 70:404
71:114 72:1100 74:121 75:49 76:15 80:832
81:745 82:619 83:398 84:466 85:775 86:411
87:446 88:253 89:700 90:1 91:106 97:1
121:105 122:43 123:3 124:511 125:739 128:304
129:219 130:133 131:318 132:48 133:11 134:177
135:43 136:180 137:115 138:217 139:104 140:531
141:134 142:368 143:213 144:262 145:67 146:322
147:144 148:369 149:174 150:111 151:118 152:89
153:118 154:6 155:247 156:149 157:154 158:166
159:140 160:99 161:91 162:224 163:160 164:282
165:236 166:243 167:282 168:484 169:122 170:384
171:12 172:1 189:29 190:302 192:5821 193:3656
194:2946 195:2296 196:1000 198:3924 199:3359 200:4576
201:943 202:7248 203:7300 204:4111 205:2220 206:2661
207:3161 208:3081 209:3717 210:2410 211:992 212:1389
213:1501 214:385 215:39 216:4253 217:1333 218:370
219:296 220:829 221:388 222:278
End of report
