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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 30 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 212468
Prefixes after maximum aggregation: 110307
Unique aggregates announced to Internet: 96475
Total ASes present in the Internet Routing Table: 23292
Origin-only ASes present in the Internet Routing Table: 20279
Origin ASes announcing only one prefix: 9719
Transit ASes present in the Internet Routing Table: 3013
Transit-only ASes present in the Internet Routing Table: 70
Average AS path length visible in the Internet Routing Table: 3.5
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 34
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1593727548
Equivalent to 94 /8s, 254 /16s and 90 /24s
Percentage of available address space announced: 43.0
Percentage of allocated address space announced: 61.0
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 109754
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44868
Total APNIC prefixes after maximum aggregation: 17575
Prefixes being announced from the APNIC address blocks: 42404
Unique aggregates announced from the APNIC address blocks: 18276
APNIC Region origin ASes present in the Internet Routing Table: 2709
APNIC Region origin ASes announcing only one prefix: 755
APNIC Region transit ASes present in the Internet Routing Table: 412
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 25
Number of APNIC addresses announced to Internet: 262721280
Equivalent to 15 /8s, 168 /16s and 207 /24s
Percentage of available APNIC address space announced: 82.1
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: 111211
Total ARIN prefixes after maximum aggregation: 60961
Prefixes being announced from the ARIN address blocks: 83116
Unique aggregates announced from the ARIN address blocks: 27825
ARIN Region origin ASes present in the Internet Routing Table: 11023
ARIN Region origin ASes announcing only one prefix: 4177
ARIN Region transit ASes present in the Internet Routing Table: 1016
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 302169952
Equivalent to 18 /8s, 2 /16s and 191 /24s
Percentage of available ARIN address space announced: 78.3
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: 41522
Total RIPE prefixes after maximum aggregation: 27018
Prefixes being announced from the RIPE address blocks: 38668
Unique aggregates announced from the RIPE address blocks: 25042
RIPE Region origin ASes present in the Internet Routing Table: 8600
RIPE Region origin ASes announcing only one prefix: 4491
RIPE Region transit ASes present in the Internet Routing Table: 1407
Average RIPE Region AS path length visible: 3.4
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 266576736
Equivalent to 15 /8s, 227 /16s and 163 /24s
Percentage of available RIPE address space announced: 72.2
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: 12401
Total LACNIC prefixes after maximum aggregation: 3804
Prefixes being announced from the LACNIC address blocks: 10412
Unique aggregates announced from the LACNIC address blocks: 6142
LACNIC Region origin ASes present in the Internet Routing Table: 726
LACNIC Region origin ASes announcing only one prefix: 247
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 32771328
Equivalent to 1 /8s, 244 /16s and 13 /24s
Percentage of available LACNIC address space announced: 48.8
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: 2433
Total AfriNIC prefixes after maximum aggregation: 949
Prefixes being announced from the AfriNIC address blocks: 1713
Unique aggregates announced from the AfriNIC address blocks: 1069
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 49
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 4250112
Equivalent to 0 /8s, 64 /16s and 218 /24s
Percentage of available AfriNIC address space announced: 12.7
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 1240 8142 239 CHINANET-BACKBONE
4755 997 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 956 109 19 Sify Limited
9498 857 212 72 BHARTI BT INTERNET LTD.
4766 742 4436 307 Korea Telecom (KIX)
1221 646 1780 477 Telstra Pty Ltd
4538 599 2718 32 China Education and Research
7545 541 124 75 TPG Internet Pty Ltd
17488 534 33 12 Hathway IP Over Cable Interne
17676 499 10933 63 Softbank BB Corp.
18101 456 87 19 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
9942 425 77 124 COMindico Australia
17849 424 31 127 Telecommunications Technology
4802 412 86 150 Wantree Development
4812 408 741 63 China Telecom (Shanghai)
17974 375 129 12 PT TELEKOMUNIKASI INDONESIA
17557 363 30 173 Pakistan Telecom
7474 356 210 226 SingTel Optus Pty Ltd
2907 333 1669 307 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 542 1912 422 UUNET - Commercial IP service
3215 394 1832 96 France Telecom Transpac
3301 313 1186 297 TeliaNet Sweden
3320 296 5013 241 Deutsche Telekom AG
8220 281 455 264 COLT Telecommunications
24863 271 41 29 LINKdotNET AS number
680 252 2041 247 DFN-IP service G-WiN
5089 245 1657 51 NTL Group Limited
1257 244 740 169 SWIPnet Swedish IP Network
6746 240 90 219 Dynamic Network Technologies,
3246 233 486 220 Song Networks
8708 219 278 206 Romania Data Systems S.A.
3269 203 2261 73 TELECOM ITALIA
8551 200 182 27 Bezeq International
6830 199 879 43 UPC Distribution Services
9116 199 134 23 Goldenlines main autonomous s
30890 192 17 82 SC Kappa Invexim SRL
8866 185 37 15 Bulgarian Telecommunication C
5416 182 12 7 BATELCO-BH
3300 179 171 98 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4965 6757 782 UUNET Technologies, Inc.
4323 3283 781 290 Time Warner Telecom
7018 1549 6281 996 AT&T WorldNet Services
705 1469 555 640 UUNET Technologies, Inc.
2386 1167 594 842 AT&T Data Communications Serv
6197 1025 629 484 BellSouth Network Solutions,
174 981 6826 902 Cogent Communications
721 964 21877 304 DLA Systems Automation Center
18566 964 272 8 Covad Communications
1239 847 2781 596 Sprint
7046 819 234 673 UUNET Technologies, Inc.
11492 750 90 13 Cable One
19262 745 2340 186 Verizon Global Networks
20115 743 666 387 Charter Communications
22773 711 1744 45 Cox Communications, Inc.
209 704 3631 553 Qwest
7011 666 208 420 Citizens Utilities
852 603 1070 386 Telus Advanced Communications
4355 602 305 86 EarthLink, Inc.
6478 588 1269 382 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3283 2993 Time Warner Telecom
4134 1240 1001 CHINANET-BACKBONE
18566 964 956 Covad Communications
9583 956 937 Sify Limited
4755 997 934 Videsh Sanchar Nigam Ltd. Aut
705 1469 829 UUNET Technologies, Inc.
9498 857 785 BHARTI BT INTERNET LTD.
11492 750 737 Cable One
22773 711 666 Cox Communications, Inc.
721 964 660 DLA Systems Automation Center
4538 599 567 China Education and Research
19262 745 559 Verizon Global Networks
7018 1549 553 AT&T WorldNet Services
6197 1025 541 BellSouth Network Solutions,
17488 534 522 Hathway IP Over Cable Interne
5668 537 519 CenturyTel Internet Holdings,
4355 602 516 EarthLink, Inc.
19916 565 511 OLM LLC
855 548 478 Canadian Research Network
7545 541 466 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
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
65001 PRIVATE 88.213.181.0/24 28929 Tiziano D'Inca' - AS
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65503 PRIVATE 167.142.186.192/26 5056 Iowa Network Service
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
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
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 /11:31 /12:108
/13:222 /14:386 /15:768 /16:9056 /17:3568 /18:5822
/19:12572 /20:14329 /21:12791 /22:16370 /23:17850 /24:116399
/25:520 /26:484 /27:286 /28:176 /29:153 /30:456
/31:0 /32:80
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3693 4965 UUNET Technologies, Inc.
4323 1947 3283 Time Warner Telecom
18566 947 964 Covad Communications
705 920 1469 UUNET Technologies, Inc.
2386 884 1167 AT&T Data Communications Serv
7018 810 1549 AT&T WorldNet Services
6197 806 1025 BellSouth Network Solutions,
9583 787 956 Sify Limited
11492 738 750 Cable One
7046 577 819 UUNET Technologies, Inc.
7011 573 666 Citizens Utilities
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 517 559 IBM
9498 513 857 BHARTI BT INTERNET LTD.
15270 436 467 PaeTec.net -a division of Pae
855 432 548 Canadian Research Network
4755 430 997 Videsh Sanchar Nigam Ltd. Aut
5668 419 537 CenturyTel Internet Holdings,
17849 412 424 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:52 12:1671 13:1 15:16
16:3 17:3 18:4 20:41 24:834 25:1
32:265 38:254 40:56 41:19 44:3 47:7
52:4 53:1 55:1 56:3 57:53 58:231
59:295 60:175 61:914 62:1053 63:3389 64:3539
65:3646 66:3895 67:665 68:660 69:1670 70:394
71:89 72:943 74:82 75:7 80:831 81:698
82:608 83:396 84:422 85:673 86:439 87:471
88:196 89:481 121:36 122:14 123:1 124:375
125:648 128:283 129:229 130:120 131:308 132:35
133:10 134:167 135:51 136:177 137:88 138:224
139:129 140:523 141:134 142:383 143:187 144:242
145:42 146:320 147:142 148:363 149:180 150:115
151:120 152:79 153:121 154:6 155:227 156:159
157:165 158:155 159:174 160:98 161:87 162:217
163:152 164:276 165:231 166:239 167:244 168:602
169:129 170:377 171:11 172:1 190:222 192:5828
193:3507 194:2811 195:2244 196:961 198:4038 199:3400
200:4441 201:991 202:7075 203:7213 204:4107 205:2217
206:2836 207:3670 208:3065 209:3906 210:2240 211:886
212:1417 213:1556 214:369 215:40 216:4392 217:1332
218:361 219:294 220:793 221:385 222:242
End of report
