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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 11 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 214833
Prefixes after maximum aggregation: 110607
Unique aggregates announced to Internet: 97024
Total ASes present in the Internet Routing Table: 23410
Origin-only ASes present in the Internet Routing Table: 20346
Origin ASes announcing only one prefix: 9770
Transit ASes present in the Internet Routing Table: 3064
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 3.4
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 38
Unregistered ASNs in the Routing Table: 20
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1615376229
Equivalent to 96 /8s, 72 /16s and 175 /24s
Percentage of available address space announced: 43.6
Percentage of allocated address space announced: 60.3
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 111654
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45212
Total APNIC prefixes after maximum aggregation: 17678
Prefixes being announced from the APNIC address blocks: 42779
Unique aggregates announced from the APNIC address blocks: 18413
APNIC Region origin ASes present in the Internet Routing Table: 2724
APNIC Region origin ASes announcing only one prefix: 757
APNIC Region transit ASes present in the Internet Routing Table: 421
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 22
Number of APNIC addresses announced to Internet: 263441424
Equivalent to 15 /8s, 179 /16s and 204 /24s
Percentage of available APNIC address space announced: 82.4
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: 112658
Total ARIN prefixes after maximum aggregation: 61021
Prefixes being announced from the ARIN address blocks: 84508
Unique aggregates announced from the ARIN address blocks: 27877
ARIN Region origin ASes present in the Internet Routing Table: 11067
ARIN Region origin ASes announcing only one prefix: 4199
ARIN Region transit ASes present in the Internet Routing Table: 1042
Average ARIN Region AS path length visible: 3.0
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 304546168
Equivalent to 18 /8s, 39 /16s and 1 /24s
Percentage of available ARIN address space announced: 67.2
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: 41954
Total RIPE prefixes after maximum aggregation: 27129
Prefixes being announced from the RIPE address blocks: 39085
Unique aggregates announced from the RIPE address blocks: 25189
RIPE Region origin ASes present in the Internet Routing Table: 8648
RIPE Region origin ASes announcing only one prefix: 4522
RIPE Region transit ASes present in the Internet Routing Table: 1413
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 267508064
Equivalent to 15 /8s, 241 /16s and 217 /24s
Percentage of available RIPE address space announced: 72.5
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
40960-41983
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: 12546
Total LACNIC prefixes after maximum aggregation: 3820
Prefixes being announced from the LACNIC address blocks: 10571
Unique aggregates announced from the LACNIC address blocks: 6251
LACNIC Region origin ASes present in the Internet Routing Table: 733
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 130
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 33030656
Equivalent to 1 /8s, 248 /16s and 2 /24s
Percentage of available LACNIC address space announced: 49.2
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: 2426
Total AfriNIC prefixes after maximum aggregation: 959
Prefixes being announced from the AfriNIC address blocks: 1737
Unique aggregates announced from the AfriNIC address blocks: 1087
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 28
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4298752
Equivalent to 0 /8s, 65 /16s and 152 /24s
Percentage of available AfriNIC address space announced: 12.8
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 1246 8254 239 CHINANET-BACKBONE
4755 1007 255 64 Videsh Sanchar Nigam Ltd. Aut
9583 966 109 15 Sify Limited
9498 862 212 68 BHARTI BT INTERNET LTD.
4766 742 4436 307 Korea Telecom (KIX)
1221 646 1780 477 Telstra Pty Ltd
4538 601 2750 33 China Education and Research
7545 539 124 73 TPG Internet Pty Ltd
17488 534 33 12 Hathway IP Over Cable Interne
17676 499 10933 63 Softbank BB Corp.
18101 458 85 18 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
17849 439 36 127 Telecommunications Technology
9942 428 77 126 COMindico Australia
4802 414 86 151 Wantree Development
4812 412 741 63 China Telecom (Shanghai)
17974 368 129 12 PT TELEKOMUNIKASI INDONESIA
17557 362 30 174 Pakistan Telecom
7474 356 210 224 SingTel Optus Pty Ltd
2907 340 1734 314 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1928 424 UUNET - Commercial IP service
3215 399 1872 93 France Telecom Transpac
3301 311 1184 295 TeliaNet Sweden
3320 302 5014 246 Deutsche Telekom AG
8220 280 455 264 COLT Telecommunications
24863 273 41 30 LINKdotNET AS number
680 251 2041 247 DFN-IP service G-WiN
6746 247 91 225 Dynamic Network Technologies,
1257 245 740 170 SWIPnet Swedish IP Network
5089 240 1657 51 NTL Group Limited
3246 233 486 220 Song Networks
8708 221 279 209 Romania Data Systems S.A.
9116 220 134 23 Goldenlines main autonomous s
3269 204 2277 74 TELECOM ITALIA
30890 202 18 79 SC Kappa Invexim SRL
8551 200 182 27 Bezeq International
6830 198 879 43 UPC Distribution Services
5416 187 12 7 BATELCO-BH
8866 187 37 15 Bulgarian Telecommunication C
3300 180 171 97 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4955 6742 786 UUNET Technologies, Inc.
4323 3286 783 291 Time Warner Telecom
7018 1528 6249 982 AT&T WorldNet Services
705 1463 555 642 UUNET Technologies, Inc.
6197 1223 617 499 BellSouth Network Solutions,
2386 1169 626 733 AT&T Data Communications Serv
18566 967 272 8 Covad Communications
174 960 6807 884 Cogent Communications
721 959 21909 305 DLA Systems Automation Center
1239 839 2779 591 Sprint
7046 835 235 674 UUNET Technologies, Inc.
11492 753 90 13 Cable One
20115 749 673 390 Charter Communications
19262 742 2391 180 Verizon Global Networks
22773 709 1744 43 Cox Communications, Inc.
209 706 3632 554 Qwest
7011 686 210 430 Citizens Utilities
4355 617 303 90 EarthLink, Inc.
852 602 1069 385 Telus Advanced Communications
6478 592 1272 386 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3286 2995 Time Warner Telecom
4134 1246 1007 CHINANET-BACKBONE
18566 967 959 Covad Communications
9583 966 951 Sify Limited
4755 1007 943 Videsh Sanchar Nigam Ltd. Aut
705 1463 821 UUNET Technologies, Inc.
9498 862 794 BHARTI BT INTERNET LTD.
11492 753 740 Cable One
6197 1223 724 BellSouth Network Solutions,
22773 709 666 Cox Communications, Inc.
721 959 654 DLA Systems Automation Center
4538 601 568 China Education and Research
19262 742 562 Verizon Global Networks
7018 1528 546 AT&T WorldNet Services
4355 617 527 EarthLink, Inc.
17488 534 522 Hathway IP Over Cable Interne
5668 538 520 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
855 543 469 Canadian Research Network
7545 539 466 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65530 PRIVATE 64.135.249.0/24 6536 MountainNet, Inc.
65530 PRIVATE 64.135.250.0/23 6536 MountainNet, Inc.
65530 PRIVATE 64.135.252.0/22 6536 MountainNet, Inc.
65503 PRIVATE 66.43.242.0/24 5056 Iowa Network Service
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
65503 PRIVATE 67.55.168.0/24 5056 Iowa Network Service
65503 PRIVATE 67.55.216.0/24 5056 Iowa Network Service
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
65503 PRIVATE 167.142.186.192/26 5056 Iowa Network Service
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
65503 PRIVATE 207.177.49.0/24 5056 Iowa Network Service
65503 PRIVATE 207.177.105.0/24 5056 Iowa Network Service
65503 PRIVATE 207.177.106.0/24 5056 Iowa Network Service
65503 PRIVATE 207.199.206.0/24 5056 Iowa Network Service
65503 PRIVATE 207.199.224.0/24 5056 Iowa Network Service
65503 PRIVATE 209.152.67.0/24 5056 Iowa Network Service
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
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
65503 PRIVATE 216.51.135.0/24 5056 Iowa Network Service
65503 PRIVATE 216.51.155.0/24 5056 Iowa Network Service
65503 PRIVATE 216.51.224.0/24 5056 Iowa Network Service
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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.20.121.25/32 4355 EarthLink, Inc.
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
172.33.1.0/24 7018 AT&T WorldNet Services
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 /8:19 /9:9 /10:13 /11:29 /12:108
/13:224 /14:388 /15:774 /16:9079 /17:3574 /18:5851
/19:12624 /20:14433 /21:12858 /22:16469 /23:17955 /24:116896
/25:548 /26:506 /27:298 /28:223 /29:237 /30:1584
/31:2 /32:132
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3682 4955 UUNET Technologies, Inc.
4323 1953 3286 Time Warner Telecom
6197 1005 1223 BellSouth Network Solutions,
18566 950 967 Covad Communications
705 916 1463 UUNET Technologies, Inc.
2386 885 1169 AT&T Data Communications Serv
7018 802 1528 AT&T WorldNet Services
9583 796 966 Sify Limited
11492 741 753 Cable One
7011 593 686 Citizens Utilities
7046 581 835 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 520 561 IBM
9498 516 862 BHARTI BT INTERNET LTD.
15270 439 470 PaeTec.net -a division of Pae
4755 437 1007 Videsh Sanchar Nigam Ltd. Aut
17849 425 439 Telecommunications Technology
855 423 543 Canadian Research Network
5668 420 538 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:53 12:1666 13:1 15:16
16:3 17:3 18:4 20:41 24:822 25:1
32:266 38:257 40:56 41:22 44:3 47:7
52:4 53:1 55:1 56:3 57:53 58:227
59:315 60:205 61:921 62:1053 63:3406 64:3575
65:3636 66:3848 67:667 68:646 69:1672 70:397
71:92 72:945 74:85 75:9 80:846 81:705
82:628 83:396 84:425 85:711 86:424 87:588
88:227 89:504 91:26 121:53 122:18 124:416
125:658 128:285 129:229 130:122 131:314 132:35
133:11 134:167 135:50 136:177 137:98 138:130
139:129 140:527 141:134 142:364 143:193 144:244
145:43 146:323 147:142 148:359 149:180 150:114
151:121 152:79 153:121 154:6 155:255 156:161
157:167 158:155 159:172 160:103 161:88 162:215
163:148 164:277 165:224 166:239 167:248 168:604
169:128 170:384 171:11 172:1 189:2 190:240
192:5842 193:3531 194:2805 195:2259 196:965 198:4047
199:3406 200:4498 201:967 202:7126 203:7207 204:4106
205:2246 206:2824 207:3676 208:3040 209:3914 210:2243
211:886 212:1406 213:1554 214:367 215:39 216:4398
217:1341 218:356 219:292 220:793 221:385 222:241
End of report
