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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 27 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/2007/07/27
Analysis Summary
----------------
BGP routing table entries examined: 231266
Prefixes after maximum aggregation: 120559
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 110239
Total ASes present in the Internet Routing Table: 25837
Prefixes per ASN: 8.95
Origin-only ASes present in the Internet Routing Table: 22459
Origin ASes announcing only one prefix: 10943
Transit ASes present in the Internet Routing Table: 3378
Transit-only ASes present in the Internet Routing Table: 78
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: 77
Unregistered ASNs in the Routing Table: 54
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1742143812
Equivalent to 103 /8s, 215 /16s and 1 /24s
Percentage of available address space announced: 47.0
Percentage of allocated address space announced: 62.3
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 122567
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 54312
Total APNIC prefixes after maximum aggregation: 20910
APNIC Deaggregation factor: 2.60
Prefixes being announced from the APNIC address blocks: 51126
Unique aggregates announced from the APNIC address blocks: 21967
APNIC Region origin ASes present in the Internet Routing Table: 3026
APNIC Prefixes per ASN: 16.90
APNIC Region origin ASes announcing only one prefix: 811
APNIC Region transit ASes present in the Internet Routing Table: 464
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 305611708
Equivalent to 18 /8s, 55 /16s and 67 /24s
Percentage of available APNIC address space announced: 75.7
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: 109496
Total ARIN prefixes after maximum aggregation: 62945
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 80314
Unique aggregates announced from the ARIN address blocks: 31416
ARIN Region origin ASes present in the Internet Routing Table: 11721
ARIN Prefixes per ASN: 6.85
ARIN Region origin ASes announcing only one prefix: 4516
ARIN Region transit ASes present in the Internet Routing Table: 1108
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 341187424
Equivalent to 20 /8s, 86 /16s and 27 /24s
Percentage of available ARIN address space announced: 75.3
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: 49046
Total RIPE prefixes after maximum aggregation: 31309
RIPE Deaggregation factor: 1.57
Prefixes being announced from the RIPE address blocks: 45437
Unique aggregates announced from the RIPE address blocks: 29024
RIPE Region origin ASes present in the Internet Routing Table: 9978
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5284
RIPE Region transit ASes present in the Internet Routing Table: 1584
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 323276160
Equivalent to 19 /8s, 68 /16s and 205 /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: 15700
Total LACNIC prefixes after maximum aggregation: 4321
LACNIC Deaggregation factor: 3.63
Prefixes being announced from the LACNIC address blocks: 13731
Unique aggregates announced from the LACNIC address blocks: 7768
LACNIC Region origin ASes present in the Internet Routing Table: 833
LACNIC Prefixes per ASN: 16.48
LACNIC Region origin ASes announcing only one prefix: 269
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: 40940800
Equivalent to 2 /8s, 112 /16s and 181 /24s
Percentage of available LACNIC address space announced: 61.0
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: 2666
Total AfriNIC prefixes after maximum aggregation: 1064
AfriNIC Deaggregation factor: 2.51
Prefixes being announced from the AfriNIC address blocks: 2202
Unique aggregates announced from the AfriNIC address blocks: 1281
AfriNIC Region origin ASes present in the Internet Routing Table: 200
AfriNIC Prefixes per ASN: 11.01
AfriNIC Region origin ASes announcing only one prefix: 63
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: 6368768
Equivalent to 0 /8s, 97 /16s and 46 /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 1361 10954 288 CHINANET-BACKBONE
4755 1300 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1121 80 399 Sify Limited
9498 996 533 70 BHARTI BT INTERNET LTD.
23577 927 34 794 Korea Telecom (ATM-MPLS)
4766 793 4930 316 Korea Telecom (KIX)
17488 734 48 58 Hathway IP Over Cable Interne
7545 700 150 112 TPG Internet Pty Ltd
1221 593 1951 436 Telstra Pty Ltd
18101 576 117 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 491 218 271 SingTel Optus Pty Ltd
9443 472 122 78 Primus Telecommunications
9942 440 77 113 COMindico Australia
4802 412 105 150 Wantree Development
9829 362 258 14 BSNL National Internet Backbo
17974 362 130 13 PT TELEKOMUNIKASI INDONESIA
4808 359 668 120 CNCGROUP IP network: China169
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1116 933 687 Telenor Internet Access
702 503 1922 404 UUNET - Commercial IP service
5089 369 1658 53 NTL Group Limited
24863 360 56 40 LINKdotNET AS number
9116 321 168 25 Goldenlines main autonomous s
8551 314 311 49 Bezeq International
3301 312 1456 292 TeliaNet Sweden
3320 311 6035 257 Deutsche Telekom AG
6746 284 129 260 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
8220 259 444 242 COLT Telecommunications
3215 255 2376 96 France Telecom Transpac
8708 251 420 240 Romania Data Systems S.A.
3352 224 1864 41 Ibernet, Internet Access Netw
3269 221 2775 73 TELECOM ITALIA
9121 209 1441 23 TTnet Autonomous System
1257 206 1179 171 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
3300 192 172 93 AUCS Communications Services
12479 192 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1483 10179 1000 AT&T WorldNet Services
4323 1318 1021 371 Time Warner Telecom
2386 1216 633 755 AT&T Data Communications Serv
6478 1119 319 133 AT&T Worldnet Services
11492 1108 108 21 Cable One
6197 1021 717 508 BellSouth Network Solutions,
18566 1016 288 9 Covad Communications
174 967 6778 853 Cogent Communications
701 933 6559 710 UUNET Technologies, Inc.
7011 901 258 545 Citizens Utilities
1239 811 2726 583 Sprint
20115 803 737 431 Charter Communications
19262 761 2728 185 Verizon Global Networks
209 754 3878 597 Qwest
22773 746 2148 49 Cox Communications, Inc.
577 682 811 205 Bell Advanced Communications
5668 618 169 21 CenturyTel Internet Holdings,
852 587 1093 364 Telus Advanced Communications
855 575 254 73 Canadian Research Network
6198 569 614 261 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1300 1229 Videsh Sanchar Nigam Ltd. Aut
11492 1108 1087 Cable One
4134 1361 1073 CHINANET-BACKBONE
18566 1016 1007 Covad Communications
6478 1119 986 AT&T Worldnet Services
4323 1318 947 Time Warner Telecom
9498 996 926 BHARTI BT INTERNET LTD.
9583 1121 722 Sify Limited
22773 746 697 Cox Communications, Inc.
8151 894 685 UniNet S.A. de C.V.
17488 734 676 Hathway IP Over Cable Interne
5668 618 597 CenturyTel Internet Holdings,
7545 700 588 TPG Internet Pty Ltd
19262 761 576 Verizon Global Networks
18101 576 535 Reliance Infocom Ltd Internet
6517 569 532 Yipes Communications, Inc.
15270 561 524 PaeTec.net -a division of Pae
19916 568 517 OLM LLC
6197 1021 513 BellSouth Network Solutions,
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.
43346 UNALLOCATED 77.87.168.0/21 28906 CJSC "TransTelecom-N
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
43391 UNALLOCATED 78.40.224.0/21 9121 TTnet Autonomous Sys
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
43285 UNALLOCATED 91.194.170.0/23 25577 C4L main AS
43290 UNALLOCATED 91.194.198.0/23 20751 max4eu.net InterNet-
43376 UNALLOCATED 91.194.234.0/23 2914 Verio, Inc.
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.
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65500 PRIVATE 192.239.84.0/24 10886 University of Maryla
43028 UNALLOCATED 193.200.201.0/24 21016 LVRTC Autonomous Sys
43034 UNALLOCATED 193.200.207.0/24 9119 Softnet
43360 UNALLOCATED 193.228.153.0/24 6663 InterComp Bucharest
35396 UNALLOCATED 193.247.0.0/19 6730 sunrise (TDC Switzer
43122 UNALLOCATED 194.110.128.0/24 8220 COLT Telecommunicati
42752 UNALLOCATED 194.110.150.0/24 9121 TTnet Autonomous Sys
42795 UNALLOCATED 194.110.245.0/24 3215 France Telecom Trans
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
65001 PRIVATE 195.250.120.0/23 8534 InfoSky - Informatik
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
65000 PRIVATE 199.133.62.0/24 10886 University of Maryla
65000 PRIVATE 199.133.63.0/24 10886 University of Maryla
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
95.192.0.0/16 12654 RIPE NCC RIS Project
95.255.248.0/21 12654 RIPE NCC RIS Project
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
/13:260 /14:470 /15:910 /16:9608 /17:4111 /18:6605
/19:13912 /20:16370 /21:14753 /22:19291 /23:20337 /24:120625
/25:1034 /26:1346 /27:575 /28:260 /29:187 /30:298
/31:9 /32:97
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1118 1119 AT&T Worldnet Services
11492 1099 1108 Cable One
2119 1004 1116 Telenor Internet Access
18566 998 1016 Covad Communications
9583 963 1121 Sify Limited
23577 918 927 Korea Telecom (ATM-MPLS)
2386 909 1216 AT&T Data Communications Serv
7018 807 1483 AT&T WorldNet Services
7011 799 901 Citizens Utilities
6197 775 1021 BellSouth Network Solutions,
4755 692 1300 Videsh Sanchar Nigam Ltd. Aut
9498 666 996 BHARTI BT INTERNET LTD.
4766 593 793 Korea Telecom (KIX)
19916 563 568 OLM LLC
17488 557 734 Hathway IP Over Cable Interne
4323 554 1318 Time Warner Telecom
6517 534 569 Yipes Communications, Inc.
15270 526 561 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
18101 488 576 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1829 15:19
16:3 17:3 18:12 20:37 24:949 25:1
32:167 33:3 38:337 40:60 41:221 43:6
44:2 47:4 52:4 55:3 56:3 57:50
58:471 59:382 60:343 61:1005 62:942 63:1997
64:3163 65:2426 66:3336 67:759 68:625 69:1935
70:451 71:113 72:1365 73:2 74:579 75:293
76:82 77:195 78:23 80:838 81:827 82:724
83:373 84:549 85:869 86:343 87:462 88:289
89:937 90:12 91:437 97:6 98:3 116:262
117:82 121:248 122:587 123:133 124:882 125:957
128:291 129:213 130:139 131:363 132:54 133:9
134:192 135:38 136:177 137:85 138:156 139:123
140:492 141:172 142:391 143:252 144:293 145:45
146:325 147:119 148:400 149:144 150:112 151:161
152:92 153:123 154:3 155:257 156:157 157:214
158:158 159:172 160:104 161:97 162:210 163:182
164:471 165:398 166:286 167:290 168:509 169:120
170:408 171:23 172:1 189:63 190:757 192:5806
193:3943 194:3203 195:2305 196:1011 198:3891 199:3272
200:4971 201:1112 202:7484 203:7618 204:3997 205:2024
206:2476 207:2908 208:2740 209:3521 210:2435 211:1014
212:1311 213:1541 214:417 215:40 216:3998 217:1167
218:378 219:393 220:1014 221:415 222:265
End of report
