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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 02 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 207827
Prefixes after maximum aggregation: 108453
Unique aggregates announced to Internet: 94679
Total ASes present in the Internet Routing Table: 22841
Origin-only ASes present in the Internet Routing Table: 19941
Origin ASes announcing only one prefix: 9495
Transit ASes present in the Internet Routing Table: 2900
Transit-only ASes present in the Internet Routing Table: 62
Average AS path length visible in the Internet Routing Table: 2.7
Max AS path length visible: 23
Max AS path prepend of ASN (24076) 20
Prefixes from unregistered ASNs in the Routing Table: 41
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 7
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1577286141
Equivalent to 94 /8s, 3 /16s and 121 /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: 106926
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43752
Total APNIC prefixes after maximum aggregation: 17610
Prefixes being announced from the APNIC address blocks: 41380
Unique aggregates announced from the APNIC address blocks: 18646
APNIC Region origin ASes present in the Internet Routing Table: 2671
APNIC Region origin ASes announcing only one prefix: 751
APNIC Region transit ASes present in the Internet Routing Table: 397
Average APNIC Region AS path length visible: 3.0
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 243949188
Equivalent to 14 /8s, 138 /16s and 94 /24s
Percentage of available APNIC address space announced: 76.3
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: 109503
Total ARIN prefixes after maximum aggregation: 59950
Prefixes being announced from the ARIN address blocks: 81636
Unique aggregates announced from the ARIN address blocks: 27143
ARIN Region origin ASes present in the Internet Routing Table: 10870
ARIN Region origin ASes announcing only one prefix: 4089
ARIN Region transit ASes present in the Internet Routing Table: 985
Average ARIN Region AS path length visible: 2.4
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 298526753
Equivalent to 17 /8s, 203 /16s and 40 /24s
Percentage of available ARIN address space announced: 77.4
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: 40129
Total RIPE prefixes after maximum aggregation: 26245
Prefixes being announced from the RIPE address blocks: 37504
Unique aggregates announced from the RIPE address blocks: 24202
RIPE Region origin ASes present in the Internet Routing Table: 8364
RIPE Region origin ASes announcing only one prefix: 4370
RIPE Region transit ASes present in the Internet Routing Table: 1339
Average RIPE Region AS path length visible: 2.9
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 261305312
Equivalent to 15 /8s, 147 /16s and 51 /24s
Percentage of available RIPE address space announced: 82.0
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: 12046
Total LACNIC prefixes after maximum aggregation: 3729
Prefixes being announced from the LACNIC address blocks: 10149
Unique aggregates announced from the LACNIC address blocks: 5781
LACNIC Region origin ASes present in the Internet Routing Table: 714
LACNIC Region origin ASes announcing only one prefix: 241
LACNIC Region transit ASes present in the Internet Routing Table: 126
Average LACNIC Region AS path length visible: 3.0
Max LACNIC Region AS path length visible: 15
Number of LACNIC addresses announced to Internet: 31422464
Equivalent to 1 /8s, 223 /16s and 120 /24s
Percentage of available LACNIC address space announced: 46.8
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: 2357
Total AfriNIC prefixes after maximum aggregation: 919
Prefixes being announced from the AfriNIC address blocks: 1587
Unique aggregates announced from the AfriNIC address blocks: 986
AfriNIC Region origin ASes present in the Internet Routing Table: 160
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC addresses announced to Internet: 4200192
Equivalent to 0 /8s, 64 /16s and 23 /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 7918 240 CHINANET-BACKBONE
4755 953 255 66 Videsh Sanchar Nigam Ltd. Aut
9583 927 109 15 Sify Limited
9498 763 211 70 BHARTI BT INTERNET LTD.
4766 723 4435 305 Korea Telecom (KIX)
1221 647 1779 478 Telstra Pty Ltd
7545 551 124 72 TPG Internet Pty Ltd
4538 523 2717 32 China Education and Research
17488 520 32 18 Hathway IP Over Cable Interne
17676 490 7093 110 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 429 85 22 Reliance Infocom Ltd Internet
4812 415 740 61 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17557 383 30 174 Pakistan Telecom
4802 377 81 166 Wantree Development
17974 375 129 14 PT TELEKOMUNIKASI INDONESIA
7474 357 211 229 SingTel Optus Pty Ltd
2907 340 1733 313 SINET Japan
9929 324 216 43 China Netcom Corp.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 625 1948 442 UUNET - Commercial IP service
3215 401 1760 97 France Telecom Transpac
3301 316 1187 301 TeliaNet Sweden
3320 292 5013 238 Deutsche Telekom AG
8220 283 471 266 COLT Telecommunications
680 246 2041 243 DFN-IP service G-WiN
6746 240 90 218 Dynamic Network Technologies,
24863 237 42 11 LINKdotNET AS number
3246 232 462 222 Song Networks
5089 228 1641 44 NTL Group Limited
1257 224 742 168 SWIPnet Swedish IP Network
8708 213 277 201 Romania Data Systems S.A.
3269 203 2246 73 TELECOM ITALIA
30890 202 19 82 SC Kappa Invexim SRL
8551 193 182 28 Bezeq International
8866 188 37 15 Bulgarian Telecommunication C
5416 179 12 11 BATELCO-BH
6830 177 813 37 UPC Distribution Services
3300 174 171 97 AUCS Communications Services
786 170 1778 170 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5030 6785 791 UUNET Technologies, Inc.
4323 3192 746 275 Time Warner Telecom
705 1501 559 657 UUNET Technologies, Inc.
7018 1489 6255 961 AT&T WorldNet Services
6197 1018 636 478 BellSouth Network Solutions,
721 1009 21926 313 DLA Systems Automation Center
18566 950 272 8 Covad Communications
174 933 5736 878 Cogent Communications
2386 914 559 704 AT&T Data Communications Serv
1239 866 2800 611 Sprint
7046 830 252 686 UUNET Technologies, Inc.
19262 728 2228 187 Verizon Global Networks
11492 719 89 15 Cable One
20115 717 623 383 Charter Communications
209 698 3663 546 Qwest
22773 678 1741 38 Cox Communications, Inc.
7011 655 218 414 Citizens Utilities
6461 611 228 83 AboveNet Communications, Inc.
4355 606 305 86 EarthLink, Inc.
6198 599 556 238 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3192 2917 Time Warner Telecom
4134 1294 1054 CHINANET-BACKBONE
18566 950 942 Covad Communications
9583 927 912 Sify Limited
4755 953 887 Videsh Sanchar Nigam Ltd. Aut
705 1501 844 UUNET Technologies, Inc.
11492 719 704 Cable One
721 1009 696 DLA Systems Automation Center
9498 763 693 BHARTI BT INTERNET LTD.
22773 678 640 Cox Communications, Inc.
19262 728 541 Verizon Global Networks
6197 1018 540 BellSouth Network Solutions,
8151 758 540 UniNet S.A. de C.V.
7018 1489 528 AT&T WorldNet Services
6461 611 528 AboveNet Communications, Inc.
5668 545 522 CenturyTel Internet Holdings,
4355 606 520 EarthLink, Inc.
19916 563 509 OLM LLC
17488 520 502 Hathway IP Over Cable Interne
855 563 492 Canadian Research Network
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
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu
65106 PRIVATE 195.219.161.0/27 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
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
198.18.1.0/24 3301 TeliaNet Sweden
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
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:11 /11:28 /12:97
/13:211 /14:374 /15:736 /16:8962 /17:3459 /18:5642
/19:12291 /20:13921 /21:12377 /22:15786 /23:17121 /24:114616
/25:461 /26:365 /27:299 /28:218 /29:192 /30:521
/31:0 /32:111
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3760 5030 UUNET Technologies, Inc.
4323 1896 3192 Time Warner Telecom
705 947 1501 UUNET Technologies, Inc.
18566 933 950 Covad Communications
6197 798 1018 BellSouth Network Solutions,
7018 787 1489 AT&T WorldNet Services
9583 758 927 Sify Limited
11492 707 719 Cable One
2386 633 914 AT&T Data Communications Serv
7046 587 830 UUNET Technologies, Inc.
7011 563 655 Citizens Utilities
19916 557 563 OLM LLC
6461 539 611 AboveNet Communications, Inc.
4766 534 723 Korea Telecom (KIX)
2686 514 559 IBM
9498 445 763 BHARTI BT INTERNET LTD.
6198 442 599 BellSouth Network Solutions,
855 441 563 Canadian Research Network
5668 427 545 CenturyTel Internet Holdings,
15270 422 453 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:10 8:50 12:1611 13:1 15:15
16:3 17:3 18:4 20:41 24:811 25:1
30:2 32:264 38:241 40:53 41:9 44:3
45:17 47:6 52:4 55:1 56:3 57:54
58:220 59:273 60:178 61:951 62:944 63:3392
64:3607 65:3668 66:3807 67:647 68:681 69:1587
70:393 71:86 72:866 74:63 75:1 80:781
81:691 82:692 83:389 84:410 85:579 86:398
87:461 88:144 89:381 91:1 121:13 122:3
123:1 124:342 125:576 128:162 129:188 130:119
131:319 132:35 133:8 134:160 135:49 136:174
137:86 138:212 139:134 140:491 141:136 142:396
143:187 144:244 145:40 146:317 147:145 148:350
149:190 150:114 151:98 152:74 153:117 154:6
155:212 156:180 157:142 158:157 159:174 160:93
161:80 162:245 163:164 164:282 165:232 166:182
167:244 168:599 169:125 170:354 171:14 190:97
192:5835 193:3408 194:2795 195:2163 196:893 198:4041
199:3360 200:4642 201:1033 202:6960 203:7145 204:4056
205:2150 206:2815 207:3653 208:3022 209:3932 210:2244
211:873 212:1356 213:1516 214:360 215:41 216:4377
217:1408 218:341 219:288 220:751 221:366 222:231
End of report
