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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 25 Jul, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/07/25
Analysis Summary
----------------
BGP routing table entries examined: 230889
Prefixes after maximum aggregation: 120493
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 110205
Total ASes present in the Internet Routing Table: 25811
Prefixes per ASN: 8.95
Origin-only ASes present in the Internet Routing Table: 22430
Origin ASes announcing only one prefix: 10925
Transit ASes present in the Internet Routing Table: 3381
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 29
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 64
Unregistered ASNs in the Routing Table: 43
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1740378692
Equivalent to 103 /8s, 188 /16s and 18 /24s
Percentage of available address space announced: 47.0
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 122342
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 54224
Total APNIC prefixes after maximum aggregation: 20925
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 51038
Unique aggregates announced from the APNIC address blocks: 22012
APNIC Region origin ASes present in the Internet Routing Table: 3022
APNIC Prefixes per ASN: 16.89
APNIC Region origin ASes announcing only one prefix: 809
APNIC Region transit ASes present in the Internet Routing Table: 462
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 305082044
Equivalent to 18 /8s, 47 /16s and 46 /24s
Percentage of available APNIC address space announced: 75.6
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, 116/6, 120/6, 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: 109232
Total ARIN prefixes after maximum aggregation: 62893
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 80081
Unique aggregates announced from the ARIN address blocks: 31356
ARIN Region origin ASes present in the Internet Routing Table: 11711
ARIN Prefixes per ASN: 6.84
ARIN Region origin ASes announcing only one prefix: 4507
ARIN Region transit ASes present in the Internet Routing Table: 1111
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 340869984
Equivalent to 20 /8s, 81 /16s and 67 /24s
Percentage of available ARIN address space announced: 75.2
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: 49073
Total RIPE prefixes after maximum aggregation: 31302
RIPE Deaggregation factor: 1.57
Prefixes being announced from the RIPE address blocks: 45490
Unique aggregates announced from the RIPE address blocks: 29088
RIPE Region origin ASes present in the Internet Routing Table: 9968
RIPE Prefixes per ASN: 4.56
RIPE Region origin ASes announcing only one prefix: 5275
RIPE Region transit ASes present in the Internet Routing Table: 1588
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 323230848
Equivalent to 19 /8s, 68 /16s and 28 /24s
Percentage of available RIPE address space announced: 80.3
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15637
Total LACNIC prefixes after maximum aggregation: 4304
LACNIC Deaggregation factor: 3.63
Prefixes being announced from the LACNIC address blocks: 13674
Unique aggregates announced from the LACNIC address blocks: 7748
LACNIC Region origin ASes present in the Internet Routing Table: 833
LACNIC Prefixes per ASN: 16.42
LACNIC Region origin ASes announcing only one prefix: 272
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 29
Number of LACNIC addresses announced to Internet: 40772096
Equivalent to 2 /8s, 110 /16s and 34 /24s
Percentage of available LACNIC address space announced: 60.8
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: 2685
Total AfriNIC prefixes after maximum aggregation: 1061
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2194
Unique aggregates announced from the AfriNIC address blocks: 1276
AfriNIC Region origin ASes present in the Internet Routing Table: 200
AfriNIC Prefixes per ASN: 10.97
AfriNIC Region origin ASes announcing only one prefix: 62
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6364416
Equivalent to 0 /8s, 97 /16s and 29 /24s
Percentage of available AfriNIC address space announced: 19.0
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 1360 10826 287 CHINANET-BACKBONE
4755 1282 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1117 80 402 Sify Limited
9498 987 533 70 BHARTI BT INTERNET LTD.
23577 936 34 802 Korea Telecom (ATM-MPLS)
4766 790 4929 317 Korea Telecom (KIX)
17488 730 48 59 Hathway IP Over Cable Interne
7545 698 150 112 TPG Internet Pty Ltd
1221 595 1951 438 Telstra Pty Ltd
18101 575 117 41 Reliance Infocom Ltd Internet
4812 528 913 95 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 491 218 269 SingTel Optus Pty Ltd
9443 472 122 78 Primus Telecommunications
9942 440 77 113 COMindico Australia
4802 412 105 150 Wantree Development
17974 371 130 13 PT TELEKOMUNIKASI INDONESIA
9829 363 258 15 BSNL National Internet Backbo
4808 359 668 120 CNCGROUP IP network: China169
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1115 933 687 Telenor Internet Access
702 499 1921 401 UUNET - Commercial IP service
5089 369 1658 53 NTL Group Limited
24863 359 56 40 LINKdotNET AS number
8551 322 312 50 Bezeq International
9116 319 168 25 Goldenlines main autonomous s
3301 312 1456 292 TeliaNet Sweden
3320 311 6035 257 Deutsche Telekom AG
6746 283 129 259 Dynamic Network Technologies,
680 265 2045 256 DFN-IP service G-WiN
8220 257 444 241 COLT Telecommunications
3215 255 2376 96 France Telecom Transpac
8708 251 420 240 Romania Data Systems S.A.
3352 222 1864 41 Ibernet, Internet Access Netw
3269 221 2775 73 TELECOM ITALIA
9121 210 1441 24 TTnet Autonomous System
1257 206 1179 171 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
3300 191 171 92 AUCS Communications Services
12479 191 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1481 10178 998 AT&T WorldNet Services
4323 1316 1021 371 Time Warner Telecom
2386 1210 633 755 AT&T Data Communications Serv
6478 1114 317 168 AT&T Worldnet Services
11492 1104 107 22 Cable One
6197 1025 717 508 BellSouth Network Solutions,
18566 1016 288 9 Covad Communications
174 965 6778 854 Cogent Communications
701 937 6577 713 UUNET Technologies, Inc.
7011 899 257 543 Citizens Utilities
1239 812 2726 585 Sprint
20115 803 737 431 Charter Communications
19262 757 2727 182 Verizon Global Networks
209 753 3878 596 Qwest
22773 744 2148 49 Cox Communications, Inc.
577 681 811 205 Bell Advanced Communications
5668 619 169 21 CenturyTel Internet Holdings,
852 587 1093 364 Telus Advanced Communications
855 575 254 73 Canadian Research Network
7029 573 488 79 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1282 1212 Videsh Sanchar Nigam Ltd. Aut
11492 1104 1082 Cable One
4134 1360 1073 CHINANET-BACKBONE
18566 1016 1007 Covad Communications
6478 1114 946 AT&T Worldnet Services
4323 1316 945 Time Warner Telecom
9498 987 917 BHARTI BT INTERNET LTD.
9583 1117 715 Sify Limited
22773 744 695 Cox Communications, Inc.
17488 730 671 Hathway IP Over Cable Interne
8151 862 656 UniNet S.A. de C.V.
5668 619 598 CenturyTel Internet Holdings,
7545 698 586 TPG Internet Pty Ltd
19262 757 575 Verizon Global Networks
18101 575 534 Reliance Infocom Ltd Internet
6517 569 532 Yipes Communications, Inc.
15270 558 521 PaeTec.net -a division of Pae
6197 1025 517 BellSouth Network Solutions,
19916 568 517 OLM LLC
855 575 502 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65000 PRIVATE 41.204.180.0/24 36866 Jamii Telecommunicat
47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc.
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
43087 UNALLOCATED 77.95.88.0/21 12389 JSC Rostelecom
43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net
42864 UNALLOCATED 77.242.144.0/20 8928 Interoute Telecommun
43082 UNALLOCATED 77.246.160.0/20 174 Cogent Communication
43345 UNALLOCATED 78.40.40.0/24 702 UUNET - Commercial I
43328 UNALLOCATED 78.40.112.0/21 21448 Crosswired Mancheste
43314 UNALLOCATED 78.109.128.0/20 21127 JSC Zap-Sib TransTel
39389 UNALLOCATED 80.67.165.0/24 20766 The main Autonomous
43157 UNALLOCATED 83.143.224.0/21 174 Cogent Communication
43378 UNALLOCATED 89.45.176.0/20 5606 KPNQwest Romania AS
43286 UNALLOCATED 91.149.120.0/22 3216 Teleross, Moscow, Ru
42976 UNALLOCATED 91.194.4.0/24 8551 Bezeq International
39389 UNALLOCATED 91.194.60.0/23 20766 The main Autonomous
43290 UNALLOCATED 91.194.198.0/23 20751 max4eu.net InterNet-
43067 UNALLOCATED 91.196.80.0/22 31305 Kriviy Rih City netw
43319 UNALLOCATED 91.197.8.0/22 12452 VSTN AS
43348 UNALLOCATED 91.197.24.0/22 29632 The NetAssist autono
43359 UNALLOCATED 91.197.36.0/22 25441 Irish Broadband Inte
43164 UNALLOCATED 91.198.0.0/24 16016 VOLJATEL Autonomous
43194 UNALLOCATED 91.198.5.0/24 5486 Euronet Digital Comm
43212 UNALLOCATED 91.198.19.0/24 21294 SC Idilis S.A.
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
43034 UNALLOCATED 193.200.207.0/24 9119 Softnet
43360 UNALLOCATED 193.228.153.0/24 6663 InterComp Bucharest
42752 UNALLOCATED 194.110.150.0/24 9121 TTnet Autonomous Sys
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
39094 UNALLOCATED 195.66.64.0/24 12578 LATTELEKOM-APOLLO
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
64516 PRIVATE 209.43.37.0/24 7332 IQuest Internet
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
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
37956 UNALLOCATED 221.123.16.0/24 38440 Mobileclusters Ltd
37956 UNALLOCATED 221.123.17.0/24 38440 Mobileclusters Ltd
37956 UNALLOCATED 221.123.18.0/24 38440 Mobileclusters Ltd
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
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
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
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
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
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 /10:15 /11:36 /12:130
/13:259 /14:470 /15:907 /16:9600 /17:4107 /18:6595
/19:13857 /20:16332 /21:14712 /22:19256 /23:20280 /24:120511
/25:1022 /26:1346 /27:576 /28:261 /29:190 /30:297
/31:9 /32:94
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1113 1114 AT&T Worldnet Services
11492 1095 1104 Cable One
2119 1003 1115 Telenor Internet Access
18566 998 1016 Covad Communications
9583 959 1117 Sify Limited
23577 927 936 Korea Telecom (ATM-MPLS)
2386 902 1210 AT&T Data Communications Serv
7018 806 1481 AT&T WorldNet Services
7011 797 899 Citizens Utilities
6197 779 1025 BellSouth Network Solutions,
4755 676 1282 Videsh Sanchar Nigam Ltd. Aut
9498 661 987 BHARTI BT INTERNET LTD.
4766 591 790 Korea Telecom (KIX)
19916 563 568 OLM LLC
17488 553 730 Hathway IP Over Cable Interne
4323 552 1316 Time Warner Telecom
6517 534 569 Yipes Communications, Inc.
15270 523 558 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
18101 487 575 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1825 15:19
16:3 17:3 18:12 20:37 24:945 25:1
32:167 33:3 38:336 40:60 41:217 43:6
44:2 47:3 52:4 55:3 56:3 57:50
58:473 59:383 60:339 61:1010 62:930 63:2008
64:3155 65:2421 66:3316 67:761 68:624 69:1926
70:449 71:103 72:1357 73:2 74:576 75:253
76:81 77:285 78:23 80:837 81:820 82:740
83:382 84:549 85:864 86:342 87:463 88:288
89:931 90:8 91:431 97:6 98:3 116:248
117:67 121:247 122:584 123:130 124:884 125:955
128:288 129:223 130:139 131:363 132:54 133:9
134:195 135:38 136:181 137:86 138:156 139:123
140:493 141:173 142:392 143:237 144:293 145:45
146:324 147:119 148:400 149:144 150:113 151:161
152:92 153:124 154:3 155:256 156:157 157:213
158:158 159:172 160:104 161:97 162:210 163:182
164:467 165:399 166:286 167:290 168:511 169:120
170:415 171:23 172:1 189:61 190:760 192:5805
193:3943 194:3192 195:2295 196:1011 198:3880 199:3287
200:4963 201:1108 202:7465 203:7611 204:4001 205:2028
206:2470 207:2911 208:2729 209:3521 210:2437 211:1016
212:1299 213:1546 214:418 215:41 216:3995 217:1167
218:381 219:393 220:1020 221:416 222:265
End of report
