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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 01 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 212203
Prefixes after maximum aggregation: 110322
Unique aggregates announced to Internet: 96461
Total ASes present in the Internet Routing Table: 23279
Origin-only ASes present in the Internet Routing Table: 20254
Origin ASes announcing only one prefix: 9711
Transit ASes present in the Internet Routing Table: 3025
Transit-only ASes present in the Internet Routing Table: 72
Average AS path length visible in the Internet Routing Table: 3.9
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: 1595710396
Equivalent to 95 /8s, 28 /16s and 155 /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: 109522
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44809
Total APNIC prefixes after maximum aggregation: 17575
Prefixes being announced from the APNIC address blocks: 42347
Unique aggregates announced from the APNIC address blocks: 18300
APNIC Region origin ASes present in the Internet Routing Table: 2707
APNIC Region origin ASes announcing only one prefix: 751
APNIC Region transit ASes present in the Internet Routing Table: 413
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 262817024
Equivalent to 15 /8s, 170 /16s and 69 /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: 111207
Total ARIN prefixes after maximum aggregation: 61019
Prefixes being announced from the ARIN address blocks: 83056
Unique aggregates announced from the ARIN address blocks: 27842
ARIN Region origin ASes present in the Internet Routing Table: 11017
ARIN Region origin ASes announcing only one prefix: 4171
ARIN Region transit ASes present in the Internet Routing Table: 1018
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 303363168
Equivalent to 18 /8s, 20 /16s and 244 /24s
Percentage of available ARIN address space announced: 78.6
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: 41356
Total RIPE prefixes after maximum aggregation: 26989
Prefixes being announced from the RIPE address blocks: 38513
Unique aggregates announced from the RIPE address blocks: 24950
RIPE Region origin ASes present in the Internet Routing Table: 8592
RIPE Region origin ASes announcing only one prefix: 4490
RIPE Region transit ASes present in the Internet Routing Table: 1409
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 266635232
Equivalent to 15 /8s, 228 /16s and 135 /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: 12402
Total LACNIC prefixes after maximum aggregation: 3801
Prefixes being announced from the LACNIC address blocks: 10415
Unique aggregates announced from the LACNIC address blocks: 6160
LACNIC Region origin ASes present in the Internet Routing Table: 726
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 130
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 32805376
Equivalent to 1 /8s, 244 /16s and 146 /24s
Percentage of available LACNIC address space announced: 48.9
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: 2396
Total AfriNIC prefixes after maximum aggregation: 938
Prefixes being announced from the AfriNIC address blocks: 1673
Unique aggregates announced from the AfriNIC address blocks: 1061
AfriNIC Region origin ASes present in the Internet Routing Table: 165
AfriNIC Region origin ASes announcing only one prefix: 51
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 4256000
Equivalent to 0 /8s, 64 /16s and 241 /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 1243 8158 237 CHINANET-BACKBONE
4755 999 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 960 109 15 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 539 124 73 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
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)
17557 363 30 174 Pakistan Telecom
7474 356 210 226 SingTel Optus Pty Ltd
2907 344 1782 318 SINET Japan
4837 324 3556 140 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 544 1928 424 UUNET - Commercial IP service
3215 394 1832 96 France Telecom Transpac
3301 313 1186 297 TeliaNet Sweden
3320 297 5013 242 Deutsche Telekom AG
8220 282 455 265 COLT Telecommunications
24863 272 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 218 278 206 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
5416 182 12 7 BATELCO-BH
3300 179 171 98 AUCS Communications Services
8866 175 37 10 Bulgarian Telecommunication C
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4970 6758 781 UUNET Technologies, Inc.
4323 3284 782 291 Time Warner Telecom
7018 1548 6265 994 AT&T WorldNet Services
705 1462 555 641 UUNET Technologies, Inc.
2386 1170 594 845 AT&T Data Communications Serv
6197 1024 616 495 BellSouth Network Solutions,
174 982 6826 903 Cogent Communications
721 970 21893 305 DLA Systems Automation Center
18566 965 272 8 Covad Communications
1239 844 2765 593 Sprint
7046 819 234 673 UUNET Technologies, Inc.
19262 745 2340 186 Verizon Global Networks
20115 742 665 392 Charter Communications
22773 713 1744 46 Cox Communications, Inc.
209 705 3631 553 Qwest
11492 705 90 13 Cable One
7011 669 208 422 Citizens Utilities
4355 602 305 86 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 3284 2993 Time Warner Telecom
4134 1243 1006 CHINANET-BACKBONE
18566 965 957 Covad Communications
9583 960 945 Sify Limited
4755 999 936 Videsh Sanchar Nigam Ltd. Aut
705 1462 821 UUNET Technologies, Inc.
9498 857 785 BHARTI BT INTERNET LTD.
11492 705 692 Cable One
22773 713 667 Cox Communications, Inc.
721 970 665 DLA Systems Automation Center
4538 599 567 China Education and Research
19262 745 559 Verizon Global Networks
7018 1548 554 AT&T WorldNet Services
6197 1024 529 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
855 552 478 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
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
/13:224 /14:386 /15:769 /16:9066 /17:3572 /18:5820
/19:12573 /20:14329 /21:12792 /22:16371 /23:17793 /24:116173
/25:521 /26:484 /27:286 /28:175 /29:153 /30:456
/31:0 /32:80
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3691 4970 UUNET Technologies, Inc.
4323 1947 3284 Time Warner Telecom
18566 948 965 Covad Communications
705 916 1462 UUNET Technologies, Inc.
2386 886 1170 AT&T Data Communications Serv
7018 811 1548 AT&T WorldNet Services
6197 806 1024 BellSouth Network Solutions,
9583 790 960 Sify Limited
11492 693 705 Cable One
7046 577 819 UUNET Technologies, Inc.
7011 576 669 Citizens Utilities
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 516 558 IBM
9498 513 857 BHARTI BT INTERNET LTD.
15270 436 467 PaeTec.net -a division of Pae
855 432 552 Canadian Research Network
4755 430 999 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 12:1670 13:1 15:16
16:3 17:3 18:4 20:41 24:812 25:1
32:265 38:255 40:56 41:18 44:3 47:7
52:4 53:1 55:1 56:3 57:53 58:229
59:294 60:185 61:914 62:1019 63:3391 64:3538
65:3647 66:3897 67:665 68:660 69:1671 70:395
71:89 72:942 74:82 75:7 80:826 81:696
82:608 83:400 84:428 85:664 86:407 87:470
88:195 89:476 121:52 122:14 123:1 124:375
125:644 128:282 129:229 130:120 131:311 132:35
133:10 134:167 135:51 136:177 137:88 138:220
139:129 140:523 141:134 142:381 143:191 144:241
145:42 146:320 147:142 148:362 149:179 150:115
151:120 152:79 153:121 154:6 155:231 156:159
157:165 158:155 159:174 160:98 161:87 162:216
163:152 164:276 165:231 166:239 167:247 168:603
169:129 170:377 171:11 172:1 190:223 192:5845
193:3503 194:2780 195:2242 196:927 198:4045 199:3401
200:4437 201:994 202:7046 203:7194 204:4105 205:2214
206:2838 207:3668 208:3056 209:3910 210:2240 211:885
212:1405 213:1524 214:379 215:40 216:4392 217:1342
218:361 219:294 220:790 221:388 222:219
End of report
