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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 06 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 214295
Prefixes after maximum aggregation: 110495
Unique aggregates announced to Internet: 96818
Total ASes present in the Internet Routing Table: 23363
Origin-only ASes present in the Internet Routing Table: 20316
Origin ASes announcing only one prefix: 9763
Transit ASes present in the Internet Routing Table: 3047
Transit-only ASes present in the Internet Routing Table: 76
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: 36
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: 1595932237
Equivalent to 95 /8s, 31 /16s and 254 /24s
Percentage of available address space announced: 43.1
Percentage of allocated address space announced: 59.6
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 111411
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45033
Total APNIC prefixes after maximum aggregation: 17643
Prefixes being announced from the APNIC address blocks: 42594
Unique aggregates announced from the APNIC address blocks: 18392
APNIC Region origin ASes present in the Internet Routing Table: 2713
APNIC Region origin ASes announcing only one prefix: 756
APNIC Region transit ASes present in the Internet Routing Table: 419
Average APNIC Region AS path length visible: 6.4
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 262800400
Equivalent to 15 /8s, 170 /16s and 4 /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: 112624
Total ARIN prefixes after maximum aggregation: 61004
Prefixes being announced from the ARIN address blocks: 84518
Unique aggregates announced from the ARIN address blocks: 27943
ARIN Region origin ASes present in the Internet Routing Table: 11057
ARIN Region origin ASes announcing only one prefix: 4199
ARIN Region transit ASes present in the Internet Routing Table: 1022
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 33
Number of ARIN addresses announced to Internet: 303984992
Equivalent to 18 /8s, 30 /16s and 113 /24s
Percentage of available ARIN address space announced: 67.1
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: 41793
Total RIPE prefixes after maximum aggregation: 27058
Prefixes being announced from the RIPE address blocks: 38945
Unique aggregates announced from the RIPE address blocks: 25082
RIPE Region origin ASes present in the Internet Routing Table: 8627
RIPE Region origin ASes announcing only one prefix: 4514
RIPE Region transit ASes present in the Internet Routing Table: 1419
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 266970720
Equivalent to 15 /8s, 233 /16s and 166 /24s
Percentage of available RIPE address space announced: 72.3
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: 12390
Total LACNIC prefixes after maximum aggregation: 3833
Prefixes being announced from the LACNIC address blocks: 10409
Unique aggregates announced from the LACNIC address blocks: 6161
LACNIC Region origin ASes present in the Internet Routing Table: 725
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 128
Average LACNIC Region AS path length visible: 6.8
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 32547072
Equivalent to 1 /8s, 240 /16s and 161 /24s
Percentage of available LACNIC address space announced: 48.5
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: 2420
Total AfriNIC prefixes after maximum aggregation: 957
Prefixes being announced from the AfriNIC address blocks: 1718
Unique aggregates announced from the AfriNIC address blocks: 1086
AfriNIC Region origin ASes present in the Internet Routing Table: 165
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 4288000
Equivalent to 0 /8s, 65 /16s and 110 /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 1242 8158 237 CHINANET-BACKBONE
4755 1000 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 958 109 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 458 85 18 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
9942 427 77 126 COMindico Australia
17849 425 31 128 Telecommunications Technology
4802 414 86 150 Wantree Development
4812 411 741 63 China Telecom (Shanghai)
17557 360 30 176 Pakistan Telecom
7474 357 210 226 SingTel Optus Pty Ltd
17974 350 129 12 PT TELEKOMUNIKASI INDONESIA
2907 340 1734 314 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1929 425 UUNET - Commercial IP service
3215 395 1832 96 France Telecom Transpac
3301 310 1184 294 TeliaNet Sweden
3320 296 5013 241 Deutsche Telekom AG
8220 283 455 266 COLT Telecommunications
24863 272 41 29 LINKdotNET AS number
680 251 2041 247 DFN-IP service G-WiN
1257 244 740 169 SWIPnet Swedish IP Network
6746 244 91 222 Dynamic Network Technologies,
5089 240 1657 51 NTL Group Limited
3246 233 486 220 Song Networks
8708 220 278 207 Romania Data Systems S.A.
9116 220 134 23 Goldenlines main autonomous s
3269 203 2261 73 TELECOM ITALIA
30890 201 18 78 SC Kappa Invexim SRL
8551 200 182 27 Bezeq International
6830 198 879 43 UPC Distribution Services
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 4955 6757 785 UUNET Technologies, Inc.
4323 3287 782 297 Time Warner Telecom
7018 1538 6249 984 AT&T WorldNet Services
705 1462 555 641 UUNET Technologies, Inc.
6197 1226 617 501 BellSouth Network Solutions,
2386 1170 611 743 AT&T Data Communications Serv
174 970 6824 893 Cogent Communications
18566 966 272 8 Covad Communications
721 959 21909 303 DLA Systems Automation Center
1239 843 2780 595 Sprint
7046 832 234 671 UUNET Technologies, Inc.
11492 750 90 13 Cable One
19262 749 2372 189 Verizon Global Networks
20115 747 671 388 Charter Communications
22773 712 1744 45 Cox Communications, Inc.
209 702 3630 551 Qwest
7011 671 208 424 Citizens Utilities
4355 625 305 91 EarthLink, Inc.
852 603 1070 386 Telus Advanced Communications
6478 590 1272 384 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3287 2990 Time Warner Telecom
4134 1242 1005 CHINANET-BACKBONE
18566 966 958 Covad Communications
9583 958 939 Sify Limited
4755 1000 937 Videsh Sanchar Nigam Ltd. Aut
705 1462 821 UUNET Technologies, Inc.
9498 857 785 BHARTI BT INTERNET LTD.
11492 750 737 Cable One
6197 1226 725 BellSouth Network Solutions,
22773 712 667 Cox Communications, Inc.
721 959 656 DLA Systems Automation Center
4538 599 567 China Education and Research
19262 749 560 Verizon Global Networks
7018 1538 554 AT&T WorldNet Services
4355 625 534 EarthLink, Inc.
17488 534 522 Hathway IP Over Cable Interne
5668 537 519 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
855 541 471 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
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
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 /8:18 /9:9 /10:13 /11:29 /12:108
/13:224 /14:386 /15:771 /16:9060 /17:3570 /18:5812
/19:12580 /20:14377 /21:12801 /22:16398 /23:17904 /24:116697
/25:541 /26:506 /27:302 /28:223 /29:233 /30:1587
/31:2 /32:144
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3683 4955 UUNET Technologies, Inc.
4323 1946 3287 Time Warner Telecom
6197 1008 1226 BellSouth Network Solutions,
18566 949 966 Covad Communications
705 916 1462 UUNET Technologies, Inc.
2386 887 1170 AT&T Data Communications Serv
7018 811 1538 AT&T WorldNet Services
9583 789 958 Sify Limited
11492 738 750 Cable One
7011 578 671 Citizens Utilities
7046 577 832 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 520 562 IBM
9498 513 857 BHARTI BT INTERNET LTD.
15270 437 468 PaeTec.net -a division of Pae
4755 431 1000 Videsh Sanchar Nigam Ltd. Aut
855 425 541 Canadian Research Network
5668 419 537 CenturyTel Internet Holdings,
17849 413 425 Telecommunications Technology
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 24:828 25:1
32:266 38:258 40:56 41:22 44:3 47:7
52:4 53:1 55:1 56:3 57:53 58:230
59:300 60:211 61:921 62:1047 63:3400 64:3571
65:3643 66:3891 67:666 68:660 69:1670 70:397
71:89 72:942 74:85 75:8 80:846 81:691
82:619 83:404 84:428 85:716 86:442 87:581
88:208 89:494 121:54 122:13 124:379 125:649
128:283 129:229 130:120 131:312 132:35 133:10
134:167 135:51 136:177 137:96 138:130 139:128
140:527 141:134 142:366 143:191 144:243 145:43
146:322 147:142 148:361 149:180 150:115 151:120
152:79 153:121 154:6 155:232 156:160 157:165
158:154 159:172 160:98 161:88 162:218 163:157
164:277 165:227 166:239 167:249 168:604 169:128
170:376 171:11 172:1 190:225 192:5846 193:3518
194:2801 195:2251 196:959 198:4041 199:3413 200:4472
201:968 202:7085 203:7209 204:4103 205:2214 206:2830
207:3682 208:3050 209:3914 210:2237 211:883 212:1422
213:1560 214:374 215:39 216:4407 217:1334 218:361
219:294 220:789 221:382 222:235
End of report
