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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 10 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 214757
Prefixes after maximum aggregation: 110559
Unique aggregates announced to Internet: 96928
Total ASes present in the Internet Routing Table: 23378
Origin-only ASes present in the Internet Routing Table: 20413
Origin ASes announcing only one prefix: 9767
Transit ASes present in the Internet Routing Table: 2965
Transit-only ASes present in the Internet Routing Table: 66
Average AS path length visible in the Internet Routing Table: 2.8
Max AS path length visible: 28
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 37
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1615134309
Equivalent to 96 /8s, 68 /16s and 254 /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: 111619
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45175
Total APNIC prefixes after maximum aggregation: 17683
Prefixes being announced from the APNIC address blocks: 42744
Unique aggregates announced from the APNIC address blocks: 18403
APNIC Region origin ASes present in the Internet Routing Table: 2722
APNIC Region origin ASes announcing only one prefix: 756
APNIC Region transit ASes present in the Internet Routing Table: 409
Average APNIC Region AS path length visible: 3.2
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 263390224
Equivalent to 15 /8s, 179 /16s and 4 /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: 112676
Total ARIN prefixes after maximum aggregation: 61022
Prefixes being announced from the ARIN address blocks: 84523
Unique aggregates announced from the ARIN address blocks: 27897
ARIN Region origin ASes present in the Internet Routing Table: 11057
ARIN Region origin ASes announcing only one prefix: 4200
ARIN Region transit ASes present in the Internet Routing Table: 1004
Average ARIN Region AS path length visible: 2.5
Max ARIN Region AS path length visible: 28
Number of ARIN addresses announced to Internet: 304539512
Equivalent to 18 /8s, 38 /16s and 231 /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: 41976
Total RIPE prefixes after maximum aggregation: 27098
Prefixes being announced from the RIPE address blocks: 39113
Unique aggregates announced from the RIPE address blocks: 25142
RIPE Region origin ASes present in the Internet Routing Table: 8639
RIPE Region origin ASes announcing only one prefix: 4519
RIPE Region transit ASes present in the Internet Routing Table: 1375
Average RIPE Region AS path length visible: 2.9
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 267433824
Equivalent to 15 /8s, 240 /16s and 183 /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: 12486
Total LACNIC prefixes after maximum aggregation: 3802
Prefixes being announced from the LACNIC address blocks: 10516
Unique aggregates announced from the LACNIC address blocks: 6209
LACNIC Region origin ASes present in the Internet Routing Table: 729
LACNIC Region origin ASes announcing only one prefix: 244
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 3.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 32998912
Equivalent to 1 /8s, 247 /16s and 134 /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: 2408
Total AfriNIC prefixes after maximum aggregation: 954
Prefixes being announced from the AfriNIC address blocks: 1725
Unique aggregates announced from the AfriNIC address blocks: 1078
AfriNIC Region origin ASes present in the Internet Routing Table: 165
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 2.9
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4295680
Equivalent to 0 /8s, 65 /16s and 140 /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 65 Videsh Sanchar Nigam Ltd. Aut
9583 966 109 15 Sify Limited
9498 864 212 70 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 540 124 74 TPG Internet Pty Ltd
17488 534 33 12 Hathway IP Over Cable Interne
17676 499 10933 63 Softbank BB Corp.
18101 457 85 18 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
9942 427 77 125 COMindico Australia
17849 425 31 128 Telecommunications Technology
4802 415 86 152 Wantree Development
4812 411 741 63 China Telecom (Shanghai)
17974 368 129 12 PT TELEKOMUNIKASI INDONESIA
17557 365 30 176 Pakistan Telecom
7474 358 210 227 SingTel Optus Pty Ltd
2907 339 1734 313 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 544 1928 423 UUNET - Commercial IP service
3215 486 1872 93 France Telecom Transpac
3301 310 1184 294 TeliaNet Sweden
3320 299 5013 244 Deutsche Telekom AG
8220 285 456 268 COLT Telecommunications
24863 273 41 30 LINKdotNET AS number
680 251 2041 247 DFN-IP service G-WiN
6746 246 91 224 Dynamic Network Technologies,
1257 245 740 170 SWIPnet Swedish IP Network
3246 231 484 218 Song Networks
5089 223 1657 51 NTL Group Limited
8708 222 279 209 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 186 37 15 Bulgarian Telecommunication C
3300 178 171 96 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4953 6757 785 UUNET Technologies, Inc.
4323 3295 784 297 Time Warner Telecom
7018 1532 6249 986 AT&T WorldNet Services
705 1462 555 641 UUNET Technologies, Inc.
6197 1224 617 500 BellSouth Network Solutions,
2386 1168 611 740 AT&T Data Communications Serv
18566 967 272 8 Covad Communications
174 958 6823 886 Cogent Communications
721 957 21909 305 DLA Systems Automation Center
1239 841 2780 591 Sprint
7046 831 234 670 UUNET Technologies, Inc.
11492 753 90 13 Cable One
19262 751 2392 189 Verizon Global Networks
20115 749 673 390 Charter Communications
22773 711 1744 43 Cox Communications, Inc.
209 705 3631 553 Qwest
7011 685 210 429 Citizens Utilities
4355 622 303 89 EarthLink, Inc.
852 602 1069 385 Telus Advanced Communications
6478 591 1272 385 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3295 2998 Time Warner Telecom
4134 1246 1007 CHINANET-BACKBONE
18566 967 959 Covad Communications
9583 966 951 Sify Limited
4755 1007 942 Videsh Sanchar Nigam Ltd. Aut
705 1462 821 UUNET Technologies, Inc.
9498 864 794 BHARTI BT INTERNET LTD.
11492 753 740 Cable One
6197 1224 724 BellSouth Network Solutions,
22773 711 668 Cox Communications, Inc.
721 957 652 DLA Systems Automation Center
4538 601 568 China Education and Research
19262 751 562 Verizon Global Networks
7018 1532 546 AT&T WorldNet Services
4355 622 533 EarthLink, Inc.
17488 534 522 Hathway IP Over Cable Interne
5668 538 520 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
855 540 469 Canadian Research Network
7545 540 466 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.
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 /16:9078 /17:3582 /18:5847
/19:12616 /20:14421 /21:12841 /22:16438 /23:17924 /24:116911
/25:546 /26:510 /27:300 /28:223 /29:238 /30:1584
/31:2 /32:132
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3682 4953 UUNET Technologies, Inc.
4323 1955 3295 Time Warner Telecom
6197 1006 1224 BellSouth Network Solutions,
18566 950 967 Covad Communications
705 915 1462 UUNET Technologies, Inc.
2386 885 1168 AT&T Data Communications Serv
7018 801 1532 AT&T WorldNet Services
9583 796 966 Sify Limited
11492 741 753 Cable One
7011 591 685 Citizens Utilities
7046 577 831 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 519 561 IBM
9498 516 864 BHARTI BT INTERNET LTD.
15270 439 470 PaeTec.net -a division of Pae
4755 437 1007 Videsh Sanchar Nigam Ltd. Aut
855 423 540 Canadian Research Network
5668 420 538 CenturyTel Internet Holdings,
17849 413 425 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:53 12:1662 13:1 15:16
16:3 17:3 18:4 20:41 24:828 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
59:313 60:221 61:920 62:1053 63:3402 64:3573
65:3644 66:3855 67:667 68:652 69:1671 70:399
71:92 72:949 74:85 75:9 80:896 81:705
82:616 83:402 84:423 85:713 86:425 87:585
88:225 89:505 91:18 121:53 122:13 124:415
125:655 128:285 129:228 130:122 131:313 132:35
133:11 134:167 135:50 136:177 137:96 138:130
139:129 140:527 141:134 142:366 143:186 144:243
145:43 146:323 147:142 148:356 149:179 150:114
151:121 152:78 153:121 154:6 155:255 156:160
157:167 158:155 159:172 160:103 161:88 162:212
163:148 164:277 165:227 166:239 167:248 168:605
169:126 170:384 171:11 172:1 189:2 190:240
192:5844 193:3567 194:2801 195:2252 196:954 198:4043
199:3405 200:4477 201:968 202:7116 203:7220 204:4108
205:2232 206:2835 207:3687 208:3035 209:3917 210:2230
211:885 212:1403 213:1549 214:376 215:39 216:4386
217:1341 218:356 219:288 220:792 221:386 222:241
End of report
