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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 16 Aug, 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/2007/08/16
Analysis Summary
----------------
BGP routing table entries examined: 234285
Prefixes after maximum aggregation: 120661
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 111306
Total ASes present in the Internet Routing Table: 26012
Prefixes per ASN: 9.01
Origin-only ASes present in the Internet Routing Table: 22571
Origin ASes announcing only one prefix: 11012
Transit ASes present in the Internet Routing Table: 3441
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 23
Max AS path prepend of ASN (16327) 21
Prefixes from unregistered ASNs in the Routing Table: 36
Unregistered ASNs in the Routing Table: 18
Prefixes from 32-bit ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1752369220
Equivalent to 104 /8s, 115 /16s and 8 /24s
Percentage of available address space announced: 47.3
Percentage of allocated address space announced: 61.9
Percentage of available address space allocated: 76.4
Total number of prefixes smaller than registry allocations: 124826
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55265
Total APNIC prefixes after maximum aggregation: 21051
APNIC Deaggregation factor: 2.63
Prefixes being announced from the APNIC address blocks: 52078
Unique aggregates announced from the APNIC address blocks: 22215
APNIC Region origin ASes present in the Internet Routing Table: 3042
APNIC Prefixes per ASN: 17.12
APNIC Region origin ASes announcing only one prefix: 815
APNIC Region transit ASes present in the Internet Routing Table: 473
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 311657396
Equivalent to 18 /8s, 147 /16s and 131 /24s
Percentage of available APNIC address space announced: 77.2
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, 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: 110222
Total ARIN prefixes after maximum aggregation: 63168
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 80902
Unique aggregates announced from the ARIN address blocks: 31841
ARIN Region origin ASes present in the Internet Routing Table: 11758
ARIN Prefixes per ASN: 6.88
ARIN Region origin ASes announcing only one prefix: 4512
ARIN Region transit ASes present in the Internet Routing Table: 1131
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 342388832
Equivalent to 20 /8s, 104 /16s and 112 /24s
Percentage of available ARIN address space announced: 75.6
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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 49703
Total RIPE prefixes after maximum aggregation: 30996
RIPE Deaggregation factor: 1.60
Prefixes being announced from the RIPE address blocks: 46159
Unique aggregates announced from the RIPE address blocks: 29353
RIPE Region origin ASes present in the Internet Routing Table: 10083
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 5343
RIPE Region transit ASes present in the Internet Routing Table: 1615
Average RIPE Region AS path length visible: 3.4
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 324309248
Equivalent to 19 /8s, 84 /16s and 145 /24s
Percentage of available RIPE address space announced: 74.3
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, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 16269
Total LACNIC prefixes after maximum aggregation: 4390
LACNIC Deaggregation factor: 3.71
Prefixes being announced from the LACNIC address blocks: 14349
Unique aggregates announced from the LACNIC address blocks: 7739
LACNIC Region origin ASes present in the Internet Routing Table: 848
LACNIC Prefixes per ASN: 16.92
LACNIC Region origin ASes announcing only one prefix: 274
LACNIC Region transit ASes present in the Internet Routing Table: 145
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 41895168
Equivalent to 2 /8s, 127 /16s and 69 /24s
Percentage of available LACNIC address space announced: 62.4
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: 2785
Total AfriNIC prefixes after maximum aggregation: 1044
AfriNIC Deaggregation factor: 2.67
Prefixes being announced from the AfriNIC address blocks: 2293
Unique aggregates announced from the AfriNIC address blocks: 1322
AfriNIC Region origin ASes present in the Internet Routing Table: 202
AfriNIC Prefixes per ASN: 11.35
AfriNIC Region origin ASes announcing only one prefix: 68
AfriNIC Region transit ASes present in the Internet Routing Table: 31
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 7489280
Equivalent to 0 /8s, 114 /16s and 71 /24s
Percentage of available AfriNIC address space announced: 22.3
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 1357 11196 299 CHINANET-BACKBONE
4755 1323 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1122 80 401 Sify Limited
9498 995 532 69 BHARTI BT INTERNET LTD.
23577 925 34 794 Korea Telecom (ATM-MPLS)
9394 839 1712 7 CHINA RAILWAY Internet(CRNET)
4766 797 5440 315 Korea Telecom (KIX)
17488 755 49 56 Hathway IP Over Cable Interne
7545 697 150 115 TPG Internet Pty Ltd
1221 594 1951 441 Telstra Pty Ltd
18101 587 118 45 Reliance Infocom Ltd Internet
4812 541 979 98 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4808 474 762 105 CNCGROUP IP network: China169
9443 474 122 78 Primus Telecommunications
7474 471 217 269 SingTel Optus Pty Ltd
9942 441 77 114 COMindico Australia
4802 428 112 152 Wantree Development
9829 363 258 14 BSNL National Internet Backbo
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1129 1077 182 Telenor Internet Access
702 503 1922 404 UUNET - Commercial IP service
5089 369 1658 54 NTL Group Limited
24863 362 57 41 LINKdotNET AS number
9116 341 168 26 Goldenlines main autonomous s
8551 320 315 43 Bezeq International
3320 318 6036 264 Deutsche Telekom AG
3301 313 1456 293 TeliaNet Sweden
6746 287 130 263 Dynamic Network Technologies,
680 266 2061 257 DFN-IP service G-WiN
8220 259 445 242 COLT Telecommunications
8708 259 420 240 Romania Data Systems S.A.
3215 256 2392 97 France Telecom Transpac
3352 226 1868 38 Ibernet, Internet Access Netw
3269 221 2775 73 TELECOM ITALIA
9121 210 1441 24 TTnet Autonomous System
1257 207 1195 172 SWIPnet Swedish IP Network
3300 201 172 96 AUCS Communications Services
3292 195 1379 175 TDC Tele Danmark
12479 194 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1476 10164 987 AT&T WorldNet Services
4323 1331 1007 373 Time Warner Telecom
2386 1207 615 743 AT&T Data Communications Serv
11492 1124 109 32 Cable One
6478 1115 322 140 AT&T Worldnet Services
6197 1031 718 510 BellSouth Network Solutions,
18566 1019 288 9 Covad Communications
174 971 6780 860 Cogent Communications
701 944 6563 722 UUNET Technologies, Inc.
7011 907 259 545 Citizens Utilities
20115 805 741 430 Charter Communications
1239 800 2731 567 Sprint
19262 763 2721 182 Verizon Global Networks
22773 753 2148 49 Cox Communications, Inc.
209 736 3837 584 Qwest
577 703 813 205 Bell Advanced Communications
5668 628 171 24 CenturyTel Internet Holdings,
852 589 1094 367 Telus Advanced Communications
6517 583 161 38 Yipes Communications, Inc.
855 575 254 73 Canadian Research Network
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1323 1253 Videsh Sanchar Nigam Ltd. Aut
11492 1124 1092 Cable One
4134 1357 1058 CHINANET-BACKBONE
18566 1019 1010 Covad Communications
6478 1115 975 AT&T Worldnet Services
4323 1331 958 Time Warner Telecom
2119 1129 947 Telenor Internet Access
9498 995 926 BHARTI BT INTERNET LTD.
9394 839 832 CHINA RAILWAY Internet(CRNET)
9583 1122 721 Sify Limited
8151 915 710 UniNet S.A. de C.V.
22773 753 704 Cox Communications, Inc.
17488 755 699 Hathway IP Over Cable Interne
5668 628 604 CenturyTel Internet Holdings,
7545 697 582 TPG Internet Pty Ltd
19262 763 581 Verizon Global Networks
6517 583 545 Yipes Communications, Inc.
18101 587 542 Reliance Infocom Ltd Internet
15270 568 530 PaeTec.net -a division of Pae
6197 1031 521 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64513 PRIVATE 63.171.234.0/26 1803 SPRINT
64513 PRIVATE 63.171.234.64/26 1803 SPRINT
64513 PRIVATE 63.171.234.128/26 1803 SPRINT
64513 PRIVATE 63.171.234.192/26 1803 SPRINT
47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc.
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
65108 PRIVATE 84.234.80.0/20 43379 *
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
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
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
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
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
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
192.0.2.0/24 812 Rogers WAVE
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 /12:134
/13:262 /14:474 /15:926 /16:9630 /17:4141 /18:6671
/19:14037 /20:16636 /21:15272 /22:19487 /23:20556 /24:122123
/25:1066 /26:1399 /27:585 /28:263 /29:185 /30:271
/31:5 /32:84
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1116 1124 Cable One
6478 1114 1115 AT&T Worldnet Services
2119 1011 1129 Telenor Internet Access
18566 1001 1019 Covad Communications
9583 965 1122 Sify Limited
23577 916 925 Korea Telecom (ATM-MPLS)
2386 901 1207 AT&T Data Communications Serv
7018 812 1476 AT&T WorldNet Services
7011 805 907 Citizens Utilities
6197 784 1031 BellSouth Network Solutions,
4755 709 1323 Videsh Sanchar Nigam Ltd. Aut
9498 663 995 BHARTI BT INTERNET LTD.
4766 594 797 Korea Telecom (KIX)
17488 578 755 Hathway IP Over Cable Interne
19916 563 568 OLM LLC
4323 560 1331 Time Warner Telecom
6517 547 583 Yipes Communications, Inc.
15270 532 568 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
18101 497 587 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:86 12:1809 13:1 15:19
16:3 17:3 18:13 20:37 24:971 25:1
32:174 33:3 38:344 40:60 41:295 43:6
44:2 47:4 52:4 55:3 56:3 57:46
58:473 59:388 60:354 61:1011 62:999 63:2008
64:3203 65:2413 66:3420 67:774 68:651 69:1954
70:454 71:115 72:1390 73:2 74:622 75:298
76:127 77:276 78:38 80:841 81:836 82:713
83:389 84:606 85:868 86:341 87:483 88:283
89:961 90:22 91:482 97:6 116:288 117:125
121:263 122:595 123:151 124:842 125:980 128:290
129:213 130:140 131:363 132:55 133:9 134:199
135:34 136:188 137:85 138:148 139:120 140:491
141:172 142:397 143:256 144:299 145:46 146:325
147:120 148:410 149:146 150:111 151:159 152:91
153:122 154:4 155:261 156:156 157:211 158:158
159:177 160:108 161:97 162:187 163:180 164:480
165:392 166:271 167:295 168:511 169:121 170:394
171:22 172:2 189:68 190:970 192:5810 193:3987
194:3212 195:2346 196:1022 198:3905 199:3279 200:5107
201:1154 202:7472 203:7677 204:3980 205:1982 206:2475
207:2939 208:2778 209:3533 210:2459 211:1024 212:1358
213:1531 214:418 215:40 216:3995 217:1178 218:370
219:385 220:1028 221:418 222:266
End of report
