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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 25 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 209977
Prefixes after maximum aggregation: 109093
Unique aggregates announced to Internet: 92788
Total ASes present in the Internet Routing Table: 23046
Origin-only ASes present in the Internet Routing Table: 19997
Origin ASes announcing only one prefix: 9572
Transit ASes present in the Internet Routing Table: 3049
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 3.3
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 46
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1578832061
Equivalent to 94 /8s, 27 /16s and 16 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108362
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44369
Total APNIC prefixes after maximum aggregation: 17512
Prefixes being announced from the APNIC address blocks: 41956
Unique aggregates announced from the APNIC address blocks: 18259
APNIC Region origin ASes present in the Internet Routing Table: 2694
APNIC Region origin ASes announcing only one prefix: 755
APNIC Region transit ASes present in the Internet Routing Table: 415
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 26
Number of APNIC addresses announced to Internet: 261848192
Equivalent to 15 /8s, 155 /16s and 124 /24s
Percentage of available APNIC address space announced: 81.9
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: 110260
Total ARIN prefixes after maximum aggregation: 60380
Prefixes being announced from the ARIN address blocks: 82193
Unique aggregates announced from the ARIN address blocks: 25012
ARIN Region origin ASes present in the Internet Routing Table: 10961
ARIN Region origin ASes announcing only one prefix: 4131
ARIN Region transit ASes present in the Internet Routing Table: 1048
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 297040737
Equivalent to 17 /8s, 180 /16s and 123 /24s
Percentage of available ARIN address space announced: 77.0
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
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40604
Total RIPE prefixes after maximum aggregation: 26487
Prefixes being announced from the RIPE address blocks: 37928
Unique aggregates announced from the RIPE address blocks: 24521
RIPE Region origin ASes present in the Internet Routing Table: 8439
RIPE Region origin ASes announcing only one prefix: 4397
RIPE Region transit ASes present in the Internet Routing Table: 1393
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 261853536
Equivalent to 15 /8s, 155 /16s and 145 /24s
Percentage of available RIPE address space announced: 82.1
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12328
Total LACNIC prefixes after maximum aggregation: 3767
Prefixes being announced from the LACNIC address blocks: 10377
Unique aggregates announced from the LACNIC address blocks: 5973
LACNIC Region origin ASes present in the Internet Routing Table: 716
LACNIC Region origin ASes announcing only one prefix: 241
LACNIC Region transit ASes present in the Internet Routing Table: 135
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 32232960
Equivalent to 1 /8s, 235 /16s and 214 /24s
Percentage of available LACNIC address space announced: 48.0
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: 2371
Total AfriNIC prefixes after maximum aggregation: 947
Prefixes being announced from the AfriNIC address blocks: 1652
Unique aggregates announced from the AfriNIC address blocks: 996
AfriNIC Region origin ASes present in the Internet Routing Table: 163
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 2.9
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4201984
Equivalent to 0 /8s, 64 /16s and 30 /24s
Percentage of available AfriNIC address space announced: 12.5
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 1305 7966 240 CHINANET-BACKBONE
4755 971 255 64 Videsh Sanchar Nigam Ltd. Aut
9583 943 109 15 Sify Limited
9498 797 211 71 BHARTI BT INTERNET LTD.
4766 747 4435 307 Korea Telecom (KIX)
1221 653 1780 481 Telstra Pty Ltd
4538 607 2717 31 China Education and Research
7545 540 122 73 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 445 85 18 Reliance Infocom Ltd Internet
4812 413 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
4802 408 84 150 Wantree Development
17974 376 129 12 PT TELEKOMUNIKASI INDONESIA
7474 359 211 230 SingTel Optus Pty Ltd
17557 357 29 169 Pakistan Telecom
2907 341 1734 314 SINET Japan
4837 319 3539 137 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 558 1947 439 UUNET - Commercial IP service
3215 399 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 286 471 268 COLT Telecommunications
24863 253 42 10 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
1257 248 744 167 SWIPnet Swedish IP Network
6746 245 91 224 Dynamic Network Technologies,
5089 236 1659 48 NTL Group Limited
3246 231 460 221 Song Networks
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
30890 202 18 84 SC Kappa Invexim SRL
8551 200 180 31 Bezeq International
6830 195 879 43 UPC Distribution Services
5416 181 12 7 BATELCO-BH
8866 176 37 15 Bulgarian Telecommunication C
3300 175 171 96 AUCS Communications Services
786 172 1779 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4996 6796 782 UUNET Technologies, Inc.
4323 3221 767 287 Time Warner Telecom
7018 1492 6268 964 AT&T WorldNet Services
705 1480 557 650 UUNET Technologies, Inc.
174 1121 5754 887 Cogent Communications
6197 1016 635 477 BellSouth Network Solutions,
721 994 21942 309 DLA Systems Automation Center
2386 959 561 724 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
1239 840 2795 594 Sprint
7046 822 250 680 UUNET Technologies, Inc.
20115 735 658 384 Charter Communications
19262 734 2252 188 Verizon Global Networks
11492 726 90 16 Cable One
22773 699 1744 43 Cox Communications, Inc.
209 684 3641 539 Qwest
7011 663 204 419 Citizens Utilities
852 604 1068 384 Telus Advanced Communications
6461 602 221 89 AboveNet Communications, Inc.
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3221 2934 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 943 928 Sify Limited
4755 971 907 Videsh Sanchar Nigam Ltd. Aut
705 1480 830 UUNET Technologies, Inc.
9498 797 726 BHARTI BT INTERNET LTD.
11492 726 710 Cable One
721 994 685 DLA Systems Automation Center
22773 699 656 Cox Communications, Inc.
4538 607 576 China Education and Research
8151 770 549 UniNet S.A. de C.V.
19262 734 546 Verizon Global Networks
6197 1016 539 BellSouth Network Solutions,
7018 1492 528 AT&T WorldNet Services
5668 532 514 CenturyTel Internet Holdings,
6461 602 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 558 489 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65075 PRIVATE 65.127.220.0/23 10886 University of Maryla
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65350 PRIVATE 124.236.0.0/19 17672 asn for Hebei Provin
65350 PRIVATE 124.236.240.0/20 17672 asn for Hebei Provin
65350 PRIVATE 124.239.192.0/24 17672 asn for Hebei Provin
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
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
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
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
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
65350 PRIVATE 219.148.0.0/22 17672 asn for Hebei Provin
65350 PRIVATE 219.148.4.0/23 17672 asn for Hebei Provin
65350 PRIVATE 219.148.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.24.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.32.0/19 17672 asn for Hebei Provin
65350 PRIVATE 222.222.0.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.16.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.32.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.48.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.208.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.216.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.223.187.0/24 17672 asn for Hebei Provin
65350 PRIVATE 222.223.188.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.192.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.196.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.200.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.206.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.224.0/19 17672 asn for Hebei Provin
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
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
192.84.205.0/24 719 LANLINK autonomous system
192.172.0.0/19 721 DLA Systems Automation Center
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:9 /10:13 /11:31 /12:103
/13:217 /14:379 /15:742 /16:9007 /17:3499 /18:5722
/19:12415 /20:14150 /21:12558 /22:16064 /23:17409 /24:115315
/25:504 /26:477 /27:306 /28:217 /29:200 /30:517
/31:0 /32:103
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3732 4996 UUNET Technologies, Inc.
4323 1907 3221 Time Warner Telecom
18566 941 958 Covad Communications
705 927 1480 UUNET Technologies, Inc.
6197 797 1016 BellSouth Network Solutions,
7018 780 1492 AT&T WorldNet Services
9583 774 943 Sify Limited
11492 714 726 Cable One
2386 678 959 AT&T Data Communications Serv
7046 584 822 UUNET Technologies, Inc.
7011 570 663 Citizens Utilities
4766 558 747 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 602 AboveNet Communications, Inc.
2686 516 561 IBM
9498 475 797 BHARTI BT INTERNET LTD.
855 436 558 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 415 532 CenturyTel Internet Holdings,
4755 406 971 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1640 13:1 15:15
16:3 17:3 18:4 20:41 24:815 25:1
32:269 38:268 40:54 41:17 44:3 47:6
52:4 55:1 56:3 57:54 58:215 59:291
60:190 61:933 62:967 63:3390 64:3586 65:3610
66:3849 67:663 68:666 69:1624 70:387 71:89
72:885 73:2 74:70 75:5 80:804 81:723
82:709 83:390 84:408 85:608 86:398 87:441
88:165 89:414 91:1 121:19 122:6 123:1
124:342 125:604 128:169 129:203 130:122 131:315
132:32 133:9 134:161 135:48 136:178 137:85
138:213 139:137 140:522 141:134 142:389 143:191
144:239 145:41 146:318 147:141 148:352 149:179
150:114 151:116 152:75 153:117 154:6 155:216
156:177 157:180 158:165 159:174 160:94 161:88
162:219 163:166 164:278 165:226 166:184 167:243
168:601 169:128 170:361 171:14 189:2 190:200
192:5835 193:3425 194:2794 195:2195 196:926 198:4039
199:3377 200:4630 201:1058 202:6968 203:7171 204:4079
205:2121 206:2836 207:3615 208:3054 209:3890 210:2221
211:901 212:1369 213:1516 214:371 215:41 216:4424
217:1351 218:353 219:300 220:783 221:381 222:253
End of report
