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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 03 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 213868
Prefixes after maximum aggregation: 110330
Unique aggregates announced to Internet: 96605
Total ASes present in the Internet Routing Table: 23315
Origin-only ASes present in the Internet Routing Table: 20285
Origin ASes announcing only one prefix: 9737
Transit ASes present in the Internet Routing Table: 3030
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 5.0
Max AS path length visible: 33
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: 7
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1595729725
Equivalent to 95 /8s, 28 /16s and 231 /24s
Percentage of available address space announced: 43.1
Percentage of allocated address space announced: 61.1
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 111065
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45058
Total APNIC prefixes after maximum aggregation: 17629
Prefixes being announced from the APNIC address blocks: 42586
Unique aggregates announced from the APNIC address blocks: 18353
APNIC Region origin ASes present in the Internet Routing Table: 2717
APNIC Region origin ASes announcing only one prefix: 759
APNIC Region transit ASes present in the Internet Routing Table: 421
Average APNIC Region AS path length visible: 6.4
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 262864640
Equivalent to 15 /8s, 170 /16s and 255 /24s
Percentage of available APNIC address space announced: 82.2
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: 112365
Total ARIN prefixes after maximum aggregation: 60909
Prefixes being announced from the ARIN address blocks: 84315
Unique aggregates announced from the ARIN address blocks: 27866
ARIN Region origin ASes present in the Internet Routing Table: 11031
ARIN Region origin ASes announcing only one prefix: 4189
ARIN Region transit ASes present in the Internet Routing Table: 1014
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 33
Number of ARIN addresses announced to Internet: 303773792
Equivalent to 18 /8s, 27 /16s and 56 /24s
Percentage of available ARIN address space announced: 78.7
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: 41587
Total RIPE prefixes after maximum aggregation: 27013
Prefixes being announced from the RIPE address blocks: 38736
Unique aggregates announced from the RIPE address blocks: 25000
RIPE Region origin ASes present in the Internet Routing Table: 8599
RIPE Region origin ASes announcing only one prefix: 4491
RIPE Region transit ASes present in the Internet Routing Table: 1409
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 266602848
Equivalent to 15 /8s, 228 /16s and 9 /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: 12406
Total LACNIC prefixes after maximum aggregation: 3828
Prefixes being announced from the LACNIC address blocks: 10427
Unique aggregates announced from the LACNIC address blocks: 6168
LACNIC Region origin ASes present in the Internet Routing Table: 728
LACNIC Region origin ASes announcing only one prefix: 250
LACNIC Region transit ASes present in the Internet Routing Table: 131
Average LACNIC Region AS path length visible: 6.9
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32881408
Equivalent to 1 /8s, 245 /16s and 187 /24s
Percentage of available LACNIC address space announced: 49.0
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: 2419
Total AfriNIC prefixes after maximum aggregation: 951
Prefixes being announced from the AfriNIC address blocks: 1705
Unique aggregates announced from the AfriNIC address blocks: 1075
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: 5.2
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC addresses announced to Internet: 4280064
Equivalent to 0 /8s, 65 /16s and 79 /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 1243 8158 237 CHINANET-BACKBONE
4755 998 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 959 109 19 Sify Limited
9498 857 212 72 BHARTI BT INTERNET LTD.
4766 742 4436 307 Korea Telecom (KIX)
1221 647 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 455 85 18 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
17849 425 31 128 Telecommunications Technology
9942 423 77 122 COMindico Australia
4802 413 86 150 Wantree Development
4812 408 741 63 China Telecom (Shanghai)
17557 362 30 176 Pakistan Telecom
17974 362 129 12 PT TELEKOMUNIKASI INDONESIA
7474 356 210 226 SingTel Optus Pty Ltd
2907 341 1734 315 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 543 1927 422 UUNET - Commercial IP service
3215 395 1832 96 France Telecom Transpac
3301 312 1186 296 TeliaNet Sweden
3320 296 5013 241 Deutsche Telekom AG
8220 281 455 264 COLT Telecommunications
24863 272 41 29 LINKdotNET AS number
680 251 2041 247 DFN-IP service G-WiN
5089 245 1657 51 NTL Group Limited
1257 244 740 169 SWIPnet Swedish IP Network
6746 240 90 218 Dynamic Network Technologies,
3246 234 486 221 Song Networks
8708 220 278 207 Romania Data Systems S.A.
3269 203 2261 73 TELECOM ITALIA
30890 201 18 78 SC Kappa Invexim SRL
8551 200 182 27 Bezeq International
6830 199 879 43 UPC Distribution Services
9116 199 134 23 Goldenlines main autonomous s
8866 184 37 15 Bulgarian Telecommunication C
5416 182 12 7 BATELCO-BH
3300 178 171 96 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4967 6758 784 UUNET Technologies, Inc.
4323 3288 781 295 Time Warner Telecom
7018 1550 6249 996 AT&T WorldNet Services
705 1463 556 641 UUNET Technologies, Inc.
6197 1219 615 500 BellSouth Network Solutions,
2386 1173 611 744 AT&T Data Communications Serv
174 981 6826 903 Cogent Communications
18566 965 272 8 Covad Communications
721 953 21907 300 DLA Systems Automation Center
1239 848 2781 597 Sprint
7046 818 234 672 UUNET Technologies, Inc.
19262 746 2356 187 Verizon Global Networks
20115 744 667 386 Charter Communications
11492 728 90 13 Cable One
22773 712 1744 45 Cox Communications, Inc.
209 706 3631 554 Qwest
7011 671 208 424 Citizens Utilities
4355 621 305 90 EarthLink, Inc.
852 596 1069 383 Telus Advanced Communications
6478 588 1269 382 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3288 2993 Time Warner Telecom
4134 1243 1006 CHINANET-BACKBONE
18566 965 957 Covad Communications
9583 959 940 Sify Limited
4755 998 935 Videsh Sanchar Nigam Ltd. Aut
705 1463 822 UUNET Technologies, Inc.
9498 857 785 BHARTI BT INTERNET LTD.
6197 1219 719 BellSouth Network Solutions,
11492 728 715 Cable One
22773 712 667 Cox Communications, Inc.
721 953 653 DLA Systems Automation Center
4538 599 567 China Education and Research
19262 746 559 Verizon Global Networks
7018 1550 554 AT&T WorldNet Services
4355 621 531 EarthLink, Inc.
17488 534 522 Hathway IP Over Cable Interne
5668 537 519 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
7545 541 466 TPG Internet Pty Ltd
2686 557 461 IBM
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
172.20.121.25/32 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 /11:31 /12:108
/13:224 /14:386 /15:769 /16:9064 /17:3568 /18:5825
/19:12570 /20:14349 /21:12793 /22:16409 /23:17980 /24:116271
/25:530 /26:498 /27:301 /28:210 /29:220 /30:1586
/31:0 /32:135
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3685 4967 UUNET Technologies, Inc.
4323 1948 3288 Time Warner Telecom
6197 1002 1219 BellSouth Network Solutions,
18566 948 965 Covad Communications
705 918 1463 UUNET Technologies, Inc.
2386 887 1173 AT&T Data Communications Serv
7018 814 1550 AT&T WorldNet Services
9583 790 959 Sify Limited
11492 716 728 Cable One
7011 578 671 Citizens Utilities
7046 577 818 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 515 557 IBM
9498 513 857 BHARTI BT INTERNET LTD.
15270 436 467 PaeTec.net -a division of Pae
4755 430 998 Videsh Sanchar Nigam Ltd. Aut
5668 419 537 CenturyTel Internet Holdings,
17849 413 425 Telecommunications Technology
855 410 526 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:52 12:1669 13:1 15:16
16:3 17:3 18:4 20:41 24:816 25:1
32:265 38:256 40:56 41:19 44:3 47:7
52:4 53:1 55:1 56:3 57:53 58:230
59:294 60:208 61:917 62:1059 63:3384 64:3542
65:3643 66:3883 67:665 68:658 69:1670 70:394
71:89 72:938 74:82 75:8 80:814 81:697
82:617 83:404 84:425 85:665 86:409 87:467
88:197 89:479 121:54 122:14 123:1 124:375
125:643 128:282 129:229 130:120 131:311 132:35
133:10 134:167 135:51 136:177 137:89 138:167
139:129 140:522 141:134 142:361 143:189 144:242
145:43 146:320 147:142 148:362 149:180 150:115
151:121 152:79 153:121 154:6 155:231 156:160
157:166 158:155 159:174 160:98 161:88 162:217
163:153 164:271 165:225 166:239 167:249 168:604
169:129 170:376 171:11 172:1 190:223 192:5832
193:3504 194:2807 195:2250 196:946 198:4042 199:3391
200:4445 201:992 202:7073 203:7218 204:4111 205:2218
206:2835 207:3680 208:3054 209:3910 210:2242 211:885
212:1398 213:1527 214:378 215:40 216:4392 217:1344
218:361 219:294 220:790 221:388 222:241
End of report
