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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 24 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/2007/07/24
Analysis Summary
----------------
BGP routing table entries examined: 231061
Prefixes after maximum aggregation: 120493
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 110155
Total ASes present in the Internet Routing Table: 25807
Prefixes per ASN: 8.95
Origin-only ASes present in the Internet Routing Table: 22445
Origin ASes announcing only one prefix: 10911
Transit ASes present in the Internet Routing Table: 3362
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 26
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 60
Unregistered ASNs in the Routing Table: 40
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: 1739258500
Equivalent to 103 /8s, 170 /16s and 250 /24s
Percentage of available address space announced: 46.9
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 122382
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 54237
Total APNIC prefixes after maximum aggregation: 20952
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 51048
Unique aggregates announced from the APNIC address blocks: 22012
APNIC Region origin ASes present in the Internet Routing Table: 3027
APNIC Prefixes per ASN: 16.86
APNIC Region origin ASes announcing only one prefix: 807
APNIC Region transit ASes present in the Internet Routing Table: 467
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 305089980
Equivalent to 18 /8s, 47 /16s and 77 /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: 109407
Total ARIN prefixes after maximum aggregation: 62866
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 80262
Unique aggregates announced from the ARIN address blocks: 31348
ARIN Region origin ASes present in the Internet Routing Table: 11703
ARIN Prefixes per ASN: 6.86
ARIN Region origin ASes announcing only one prefix: 4496
ARIN Region transit ASes present in the Internet Routing Table: 1080
Average ARIN Region AS path length visible: 3.2
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 339809120
Equivalent to 20 /8s, 65 /16s and 19 /24s
Percentage of available ARIN address space announced: 75.0
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: 49075
Total RIPE prefixes after maximum aggregation: 31303
RIPE Deaggregation factor: 1.57
Prefixes being announced from the RIPE address blocks: 45505
Unique aggregates announced from the RIPE address blocks: 29069
RIPE Region origin ASes present in the Internet Routing Table: 9968
RIPE Prefixes per ASN: 4.57
RIPE Region origin ASes announcing only one prefix: 5278
RIPE Region transit ASes present in the Internet Routing Table: 1593
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 323144064
Equivalent to 19 /8s, 66 /16s and 201 /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: 15616
Total LACNIC prefixes after maximum aggregation: 4300
LACNIC Deaggregation factor: 3.63
Prefixes being announced from the LACNIC address blocks: 13655
Unique aggregates announced from the LACNIC address blocks: 7729
LACNIC Region origin ASes present in the Internet Routing Table: 831
LACNIC Prefixes per ASN: 16.43
LACNIC Region origin ASes announcing only one prefix: 268
LACNIC Region transit ASes present in the Internet Routing Table: 143
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 40742656
Equivalent to 2 /8s, 109 /16s and 175 /24s
Percentage of available LACNIC address space announced: 60.7
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: 2687
Total AfriNIC prefixes after maximum aggregation: 1064
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2191
Unique aggregates announced from the AfriNIC address blocks: 1278
AfriNIC Region origin ASes present in the Internet Routing Table: 200
AfriNIC Prefixes per ASN: 10.96
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: 3.7
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6365440
Equivalent to 0 /8s, 97 /16s and 33 /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 1281 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1118 80 403 Sify Limited
9498 989 533 70 BHARTI BT INTERNET LTD.
23577 935 34 801 Korea Telecom (ATM-MPLS)
4766 787 4929 314 Korea Telecom (KIX)
17488 730 48 59 Hathway IP Over Cable Interne
7545 694 150 112 TPG Internet Pty Ltd
1221 595 1951 438 Telstra Pty Ltd
18101 573 117 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 490 218 270 SingTel Optus Pty Ltd
9443 473 122 78 Primus Telecommunications
9942 440 77 113 COMindico Australia
4802 412 105 150 Wantree Development
17974 372 130 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
702 503 1922 404 UUNET - Commercial IP service
5089 365 1658 49 NTL Group Limited
24863 358 56 40 LINKdotNET AS number
8551 322 312 50 Bezeq International
9116 317 168 25 Goldenlines main autonomous s
3301 312 1456 292 TeliaNet Sweden
3320 311 6035 257 Deutsche Telekom AG
6746 282 129 258 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.
3269 221 2775 73 TELECOM ITALIA
3352 221 1862 40 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 207 1179 172 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
3300 191 171 92 AUCS Communications Services
3246 190 254 177 Song Networks
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1479 10178 997 AT&T WorldNet Services
4323 1316 1021 371 Time Warner Telecom
2386 1209 633 755 AT&T Data Communications Serv
6478 1117 316 157 AT&T Worldnet Services
11492 1103 107 22 Cable One
6197 1025 717 508 BellSouth Network Solutions,
18566 1015 288 9 Covad Communications
174 965 6778 854 Cogent Communications
701 941 6562 717 UUNET Technologies, Inc.
7011 899 257 543 Citizens Utilities
1239 812 2726 584 Sprint
20115 803 737 431 Charter Communications
19262 758 2743 183 Verizon Global Networks
209 752 3878 596 Qwest
22773 743 1892 48 Cox Communications, Inc.
577 680 811 205 Bell Advanced Communications
5668 618 169 21 CenturyTel Internet Holdings,
852 587 1093 364 Telus Advanced Communications
855 573 253 72 Canadian Research Network
6198 569 614 261 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1281 1210 Videsh Sanchar Nigam Ltd. Aut
11492 1103 1081 Cable One
4134 1360 1073 CHINANET-BACKBONE
18566 1015 1006 Covad Communications
6478 1117 960 AT&T Worldnet Services
4323 1316 945 Time Warner Telecom
9498 989 919 BHARTI BT INTERNET LTD.
9583 1118 715 Sify Limited
22773 743 695 Cox Communications, Inc.
17488 730 671 Hathway IP Over Cable Interne
8151 860 656 UniNet S.A. de C.V.
5668 618 597 CenturyTel Internet Holdings,
7545 694 582 TPG Internet Pty Ltd
19262 758 575 Verizon Global Networks
18101 573 532 Reliance Infocom Ltd Internet
6517 569 532 Yipes Communications, Inc.
15270 557 520 PaeTec.net -a division of Pae
6197 1025 517 BellSouth Network Solutions,
19916 568 517 OLM LLC
4668 512 502 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65000 PRIVATE 41.204.180.0/24 36866 Jamii Telecommunicat
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
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
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
43157 UNALLOCATED 83.143.224.0/21 174 Cogent Communication
43286 UNALLOCATED 91.149.120.0/22 3216 Teleross, Moscow, Ru
42976 UNALLOCATED 91.194.4.0/24 8551 Bezeq International
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.
38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE
38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
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 /12:129
/13:259 /14:470 /15:907 /16:9598 /17:4105 /18:6591
/19:13854 /20:16321 /21:14699 /22:19249 /23:20276 /24:120725
/25:1029 /26:1346 /27:573 /28:260 /29:188 /30:300
/31:9 /32:95
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1116 1117 AT&T Worldnet Services
11492 1094 1103 Cable One
2119 1003 1115 Telenor Internet Access
18566 997 1015 Covad Communications
9583 960 1118 Sify Limited
23577 926 935 Korea Telecom (ATM-MPLS)
2386 901 1209 AT&T Data Communications Serv
7018 803 1479 AT&T WorldNet Services
7011 797 899 Citizens Utilities
6197 779 1025 BellSouth Network Solutions,
4755 674 1281 Videsh Sanchar Nigam Ltd. Aut
9498 663 989 BHARTI BT INTERNET LTD.
4766 591 787 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 522 557 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
18101 485 573 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:82 9:1 12:1824 15:19
16:3 17:3 18:12 20:37 24:945 25:1
32:167 33:3 38:336 40:60 41:218 43:6
44:2 47:4 52:4 55:3 56:3 57:50
58:477 59:383 60:339 61:1011 62:938 63:1996
64:3156 65:2424 66:3320 67:758 68:627 69:1928
70:446 71:103 72:1355 73:2 74:582 75:253
76:81 77:290 78:21 80:840 81:821 82:745
83:382 84:552 85:871 86:339 87:455 88:287
89:925 90:8 91:428 97:6 98:3 116:261
117:64 121:245 122:586 123:130 124:883 125:956
128:288 129:223 130:139 131:363 132:54 133:9
134:195 135:38 136:186 137:86 138:156 139:123
140:493 141:173 142:390 143:235 144:294 145:45
146:324 147:119 148:397 149:144 150:113 151:161
152:92 153:125 154:3 155:256 156:157 157:213
158:158 159:165 160:105 161:97 162:210 163:182
164:466 165:401 166:285 167:290 168:511 169:120
170:413 171:23 172:1 189:63 190:755 192:5800
193:3938 194:3197 195:2304 196:1008 198:3883 199:3297
200:4954 201:1107 202:7461 203:7608 204:4022 205:2037
206:2579 207:2941 208:2725 209:3525 210:2446 211:1016
212:1320 213:1539 214:415 215:41 216:4018 217:1170
218:381 219:390 220:1015 221:415 222:265
End of report
