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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 12 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 208594
Prefixes after maximum aggregation: 108904
Unique aggregates announced to Internet: 95280
Total ASes present in the Internet Routing Table: 22932
Origin-only ASes present in the Internet Routing Table: 19902
Origin ASes announcing only one prefix: 9516
Transit ASes present in the Internet Routing Table: 3030
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 24
Max AS path prepend of ASN (24076) 20
Prefixes from unregistered ASNs in the Routing Table: 43
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 7
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1580139005
Equivalent to 94 /8s, 47 /16s and 1 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.7
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 107494
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44075
Total APNIC prefixes after maximum aggregation: 17614
Prefixes being announced from the APNIC address blocks: 41657
Unique aggregates announced from the APNIC address blocks: 18669
APNIC Region origin ASes present in the Internet Routing Table: 2680
APNIC Region origin ASes announcing only one prefix: 751
APNIC Region transit ASes present in the Internet Routing Table: 412
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 244934020
Equivalent to 14 /8s, 153 /16s and 101 /24s
Percentage of available APNIC address space announced: 76.6
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: 109688
Total ARIN prefixes after maximum aggregation: 60200
Prefixes being announced from the ARIN address blocks: 81653
Unique aggregates announced from the ARIN address blocks: 27296
ARIN Region origin ASes present in the Internet Routing Table: 10900
ARIN Region origin ASes announcing only one prefix: 4093
ARIN Region transit ASes present in the Internet Routing Table: 1042
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 299149089
Equivalent to 17 /8s, 212 /16s and 167 /24s
Percentage of available ARIN address space announced: 77.5
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: 40449
Total RIPE prefixes after maximum aggregation: 26405
Prefixes being announced from the RIPE address blocks: 37798
Unique aggregates announced from the RIPE address blocks: 24356
RIPE Region origin ASes present in the Internet Routing Table: 8400
RIPE Region origin ASes announcing only one prefix: 4390
RIPE Region transit ASes present in the Internet Routing Table: 1386
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 19
Number of RIPE addresses announced to Internet: 261612768
Equivalent to 15 /8s, 151 /16s and 228 /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: 12003
Total LACNIC prefixes after maximum aggregation: 3752
Prefixes being announced from the LACNIC address blocks: 10102
Unique aggregates announced from the LACNIC address blocks: 5890
LACNIC Region origin ASes present in the Internet Routing Table: 711
LACNIC Region origin ASes announcing only one prefix: 236
LACNIC Region transit ASes present in the Internet Routing Table: 128
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 31891968
Equivalent to 1 /8s, 230 /16s and 162 /24s
Percentage of available LACNIC address space announced: 47.5
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: 2337
Total AfriNIC prefixes after maximum aggregation: 933
Prefixes being announced from the AfriNIC address blocks: 1601
Unique aggregates announced from the AfriNIC address blocks: 978
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4206080
Equivalent to 0 /8s, 64 /16s and 46 /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 1294 7930 240 CHINANET-BACKBONE
4755 964 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 938 109 15 Sify Limited
9498 779 211 68 BHARTI BT INTERNET LTD.
4766 726 4435 306 Korea Telecom (KIX)
1221 647 1779 477 Telstra Pty Ltd
4538 598 2717 31 China Education and Research
7545 554 124 73 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 491 7109 111 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 436 85 22 Reliance Infocom Ltd Internet
4812 412 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17974 382 129 12 PT TELEKOMUNIKASI INDONESIA
4802 377 82 165 Wantree Development
17557 360 29 167 Pakistan Telecom
7474 357 211 229 SingTel Optus Pty Ltd
2907 340 1733 313 SINET Japan
9929 313 198 38 China Netcom Corp.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 611 1931 439 UUNET - Commercial IP service
3215 401 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 280 470 264 COLT Telecommunications
24863 249 42 11 LINKdotNET AS number
680 247 2041 244 DFN-IP service G-WiN
6746 241 91 219 Dynamic Network Technologies,
3246 233 462 223 Song Networks
5089 230 1657 45 NTL Group Limited
1257 223 742 167 SWIPnet Swedish IP Network
8708 215 278 203 Romania Data Systems S.A.
8551 202 182 27 Bezeq International
3269 201 2246 72 TELECOM ITALIA
30890 200 18 83 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
8866 188 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
3300 174 171 97 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 5007 6782 790 UUNET Technologies, Inc.
4323 3196 747 275 Time Warner Telecom
705 1499 558 657 UUNET Technologies, Inc.
7018 1492 6267 962 AT&T WorldNet Services
174 1134 5770 892 Cogent Communications
6197 1018 636 478 BellSouth Network Solutions,
721 1003 21942 311 DLA Systems Automation Center
18566 954 272 8 Covad Communications
2386 942 559 712 AT&T Data Communications Serv
1239 851 2814 602 Sprint
7046 825 251 682 UUNET Technologies, Inc.
19262 726 2216 185 Verizon Global Networks
11492 723 90 16 Cable One
20115 723 648 381 Charter Communications
209 688 3661 542 Qwest
22773 683 1742 41 Cox Communications, Inc.
7011 676 221 431 Citizens Utilities
6461 604 228 83 AboveNet Communications, Inc.
852 597 1068 383 Telus Advanced Communications
6198 596 554 237 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3196 2921 Time Warner Telecom
4134 1294 1054 CHINANET-BACKBONE
18566 954 946 Covad Communications
9583 938 923 Sify Limited
4755 964 899 Videsh Sanchar Nigam Ltd. Aut
705 1499 842 UUNET Technologies, Inc.
9498 779 711 BHARTI BT INTERNET LTD.
11492 723 707 Cable One
721 1003 692 DLA Systems Automation Center
22773 683 642 Cox Communications, Inc.
4538 598 567 China Education and Research
19262 726 541 Verizon Global Networks
6197 1018 540 BellSouth Network Solutions,
7018 1492 530 AT&T WorldNet Services
6461 604 521 AboveNet Communications, Inc.
5668 540 521 CenturyTel Internet Holdings,
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 568 494 Canadian Research Network
7545 554 481 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 1.0.0.0/8 23342 UnitedLayer, Inc.
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65000 PRIVATE 64.25.139.64/29 21947 Cutthroat Communicat
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
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65105 PRIVATE 195.219.216.0/21 6453 Teleglobe Inc.
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 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,
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
0.0.0.0/0 702 UUNET - Commercial IP service
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
1.0.0.0/8 65333 PRIVATE ASN
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)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:11 /11:28 /12:97
/13:213 /14:377 /15:738 /16:8980 /17:3484 /18:5693
/19:12344 /20:14048 /21:12475 /22:15953 /23:17305 /24:114615
/25:465 /26:376 /27:303 /28:227 /29:201 /30:540
/31:0 /32:92
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3741 5007 UUNET Technologies, Inc.
4323 1898 3196 Time Warner Telecom
705 947 1499 UUNET Technologies, Inc.
18566 937 954 Covad Communications
6197 798 1018 BellSouth Network Solutions,
7018 781 1492 AT&T WorldNet Services
9583 771 938 Sify Limited
11492 711 723 Cable One
2386 660 942 AT&T Data Communications Serv
7046 583 825 UUNET Technologies, Inc.
7011 582 676 Citizens Utilities
19916 557 563 OLM LLC
4766 537 726 Korea Telecom (KIX)
6461 531 604 AboveNet Communications, Inc.
2686 515 559 IBM
9498 462 779 BHARTI BT INTERNET LTD.
855 442 568 Canadian Research Network
6198 442 596 BellSouth Network Solutions,
15270 424 455 PaeTec.net -a division of Pae
5668 421 540 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:50 12:1632 13:1 15:15
16:3 17:3 18:4 20:41 24:815 25:1
30:2 32:268 38:265 40:52 41:9 44:3
45:12 47:6 52:4 55:1 56:3 57:54
58:213 59:279 60:188 61:947 62:962 63:3393
64:3563 65:3660 66:3817 67:658 68:679 69:1586
70:392 71:87 72:874 74:72 75:5 80:775
81:718 82:712 83:411 84:406 85:595 86:397
87:463 88:156 89:388 91:1 121:13 122:3
123:1 124:349 125:598 128:160 129:188 130:122
131:314 132:35 133:9 134:163 135:48 136:177
137:86 138:214 139:136 140:491 141:135 142:396
143:189 144:239 145:40 146:317 147:145 148:353
149:190 150:114 151:97 152:74 153:117 154:6
155:214 156:180 157:172 158:167 159:173 160:94
161:86 162:217 163:164 164:281 165:227 166:182
167:242 168:603 169:125 170:351 171:14 190:132
192:5836 193:3425 194:2810 195:2178 196:893 198:4037
199:3370 200:4588 201:952 202:6958 203:7116 204:4079
205:2139 206:2822 207:3559 208:3028 209:3866 210:2256
211:886 212:1357 213:1520 214:368 215:41 216:4368
217:1371 218:347 219:277 220:753 221:379 222:242
End of report
