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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 19 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216847
Prefixes after maximum aggregation: 113743
Unique aggregates announced to Internet: 100326
Total ASes present in the Internet Routing Table: 24004
Origin-only ASes present in the Internet Routing Table: 20838
Origin ASes announcing only one prefix: 10035
Transit ASes present in the Internet Routing Table: 3166
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 40
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 13
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1641489128
Equivalent to 97 /8s, 215 /16s and 34 /24s
Percentage of available address space announced: 44.3
Percentage of allocated address space announced: 62.8
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 113025
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47548
Total APNIC prefixes after maximum aggregation: 18857
Prefixes being announced from the APNIC address blocks: 45004
Unique aggregates announced from the APNIC address blocks: 19452
APNIC Region origin ASes present in the Internet Routing Table: 2816
APNIC Region origin ASes announcing only one prefix: 788
APNIC Region transit ASes present in the Internet Routing Table: 434
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 272215040
Equivalent to 16 /8s, 57 /16s and 172 /24s
Percentage of available APNIC address space announced: 85.1
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: 109373
Total ARIN prefixes after maximum aggregation: 61773
Prefixes being announced from the ARIN address blocks: 81517
Unique aggregates announced from the ARIN address blocks: 28637
ARIN Region origin ASes present in the Internet Routing Table: 11235
ARIN Region origin ASes announcing only one prefix: 4265
ARIN Region transit ASes present in the Internet Routing Table: 1059
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 32
Number of ARIN addresses announced to Internet: 311040736
Equivalent to 18 /8s, 138 /16s and 26 /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: 43844
Total RIPE prefixes after maximum aggregation: 28182
Prefixes being announced from the RIPE address blocks: 40824
Unique aggregates announced from the RIPE address blocks: 26127
RIPE Region origin ASes present in the Internet Routing Table: 8949
RIPE Region origin ASes announcing only one prefix: 4681
RIPE Region transit ASes present in the Internet Routing Table: 1461
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 275149696
Equivalent to 16 /8s, 102 /16s and 115 /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
40960-43007
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: 13442
Total LACNIC prefixes after maximum aggregation: 3951
Prefixes being announced from the LACNIC address blocks: 11497
Unique aggregates announced from the LACNIC address blocks: 6679
LACNIC Region origin ASes present in the Internet Routing Table: 754
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 137
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 40
Number of LACNIC addresses announced to Internet: 35460608
Equivalent to 2 /8s, 29 /16s and 22 /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: 2619
Total AfriNIC prefixes after maximum aggregation: 980
Prefixes being announced from the AfriNIC address blocks: 1856
Unique aggregates announced from the AfriNIC address blocks: 1072
AfriNIC Region origin ASes present in the Internet Routing Table: 173
AfriNIC Region origin ASes announcing only one prefix: 52
AfriNIC Region transit ASes present in the Internet Routing Table: 30
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 5325568
Equivalent to 0 /8s, 81 /16s and 67 /24s
Percentage of available AfriNIC address space announced: 15.9
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 1278 8579 254 CHINANET-BACKBONE
4755 1065 384 67 Videsh Sanchar Nigam Ltd. Aut
9583 1040 97 148 Sify Limited
4538 953 2846 34 China Education and Research
9498 891 211 64 BHARTI BT INTERNET LTD.
23577 772 34 702 KRNIC
4766 747 4946 307 Korea Telecom (KIX)
1221 614 1698 456 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 554 126 75 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 489 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
4812 436 758 69 China Telecom (Shanghai)
9942 433 81 127 COMindico Australia
17849 411 36 126 Telecommunications Technology
4802 409 86 148 Wantree Development
7474 381 211 236 SingTel Optus Pty Ltd
17974 372 129 12 PT TELEKOMUNIKASI INDONESIA
17557 371 36 175 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1896 424 UUNET - Commercial IP service
3215 401 2104 96 France Telecom Transpac
24863 384 45 15 LINKdotNET AS number
3301 310 1199 292 TeliaNet Sweden
3320 296 4992 244 Deutsche Telekom AG
8220 277 474 266 COLT Telecommunications
6746 263 93 241 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
1257 250 1069 172 SWIPnet Swedish IP Network
9116 234 134 23 Goldenlines main autonomous s
8708 228 281 215 Romania Data Systems S.A.
3269 208 2357 75 TELECOM ITALIA
3246 205 353 192 Song Networks
5416 205 13 9 BATELCO-BH
8551 199 197 24 Bezeq International
30890 186 17 94 SC Kappa Invexim SRL
3300 185 171 99 AUCS Communications Services
6830 180 695 38 UPC Distribution Services
3352 174 1751 30 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 4866 6690 761 UUNET Technologies, Inc.
7018 1524 10244 985 AT&T WorldNet Services
705 1426 554 625 UUNET Technologies, Inc.
2386 1109 587 735 AT&T Data Communications Serv
4323 1058 820 299 Time Warner Telecom
6197 1017 637 500 BellSouth Network Solutions,
18566 984 272 8 Covad Communications
174 963 6823 878 Cogent Communications
11492 854 98 11 Cable One
1239 831 2731 579 Sprint
7046 806 251 661 UUNET Technologies, Inc.
19262 788 2480 182 Verizon Global Networks
721 781 21885 292 DLA Systems Automation Center
20115 765 666 410 Charter Communications
209 712 3763 562 Qwest
22773 707 1744 40 Cox Communications, Inc.
7011 695 211 431 Citizens Utilities
852 617 1092 391 Telus Advanced Communications
577 571 744 211 Bell Advanced Communications
19916 567 48 57 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1278 1024 CHINANET-BACKBONE
4755 1065 998 Videsh Sanchar Nigam Ltd. Aut
18566 984 976 Covad Communications
4538 953 919 China Education and Research
9583 1040 892 Sify Limited
11492 854 843 Cable One
9498 891 827 BHARTI BT INTERNET LTD.
705 1426 801 UUNET Technologies, Inc.
4323 1058 759 Time Warner Telecom
22773 707 667 Cox Communications, Inc.
19262 788 606 Verizon Global Networks
8151 776 569 UniNet S.A. de C.V.
7018 1524 539 AT&T WorldNet Services
17488 556 536 Hathway IP Over Cable Interne
5668 547 528 CenturyTel Internet Holdings,
6197 1017 517 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 506 497 Instituto Costarricense de El
721 781 489 DLA Systems Automation Center
7545 554 479 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65166 PRIVATE 64.184.173.0/24 16713 Northwest Open Acces
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
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
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 /11:28 /12:114
/13:235 /14:401 /15:799 /16:9128 /17:3673 /18:5988
/19:13016 /20:14744 /21:13392 /22:17092 /23:18561 /24:117027
/25:722 /26:530 /27:446 /28:193 /29:152 /30:472
/31:0 /32:91
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3623 4866 UUNET Technologies, Inc.
18566 967 984 Covad Communications
705 888 1426 UUNET Technologies, Inc.
9583 871 1040 Sify Limited
11492 840 854 Cable One
2386 827 1109 AT&T Data Communications Serv
7018 817 1524 AT&T WorldNet Services
6197 793 1017 BellSouth Network Solutions,
23577 758 772 KRNIC
7011 600 695 Citizens Utilities
7046 562 806 UUNET Technologies, Inc.
19916 562 567 OLM LLC
4766 556 747 Korea Telecom (KIX)
9498 554 891 BHARTI BT INTERNET LTD.
4538 533 953 China Education and Research
4755 484 1065 Videsh Sanchar Nigam Ltd. Aut
15270 464 494 PaeTec.net -a division of Pae
855 435 538 Canadian Research Network
18101 423 489 Reliance Infocom Ltd Internet
5668 420 547 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1669 13:1 15:15
16:3 17:3 18:5 20:34 24:850 25:1
32:176 38:272 40:57 41:50 44:2 47:9
52:4 53:1 55:1 56:3 57:53 58:282
59:383 60:222 61:1001 62:1185 63:3353 64:3305
65:3625 66:3216 67:704 68:657 69:1730 70:405
71:114 72:1088 74:119 75:49 76:13 80:833
81:787 82:689 83:397 84:466 85:767 86:397
87:441 88:252 89:660 90:2 91:100 97:1
121:110 122:44 123:3 124:493 125:738 128:303
129:219 130:131 131:318 132:48 133:11 134:177
135:42 136:180 137:115 138:189 139:103 140:528
141:135 142:368 143:212 144:256 145:67 146:320
147:144 148:370 149:173 150:110 151:118 152:89
153:116 154:6 155:247 156:148 157:153 158:166
159:141 160:99 161:91 162:225 163:160 164:282
165:236 166:241 167:281 168:483 169:123 170:387
171:12 172:1 189:29 190:302 192:5820 193:3661
194:2931 195:2287 196:999 198:3924 199:3361 200:4577
201:946 202:7229 203:7284 204:4109 205:2217 206:2655
207:3154 208:3075 209:3717 210:2414 211:990 212:1409
213:1538 214:376 215:39 216:4259 217:1345 218:370
219:296 220:828 221:392 222:259
End of report
