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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 02 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/2007/07/02
Analysis Summary
----------------
BGP routing table entries examined: 234029
Prefixes after maximum aggregation: 120019
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 109264
Total ASes present in the Internet Routing Table: 25645
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 22206
Origin ASes announcing only one prefix: 10796
Transit ASes present in the Internet Routing Table: 3439
Transit-only ASes present in the Internet Routing Table: 86
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 27
Max AS path prepend of ASN (18747) 22
Prefixes from unregistered ASNs in the Routing Table: 45
Unregistered ASNs in the Routing Table: 25
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: 1732158212
Equivalent to 103 /8s, 62 /16s and 163 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 61.9
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 125185
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53752
Total APNIC prefixes after maximum aggregation: 20752
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 50531
Unique aggregates announced from the APNIC address blocks: 21681
APNIC Region origin ASes present in the Internet Routing Table: 3006
APNIC Prefixes per ASN: 16.81
APNIC Region origin ASes announcing only one prefix: 806
APNIC Region transit ASes present in the Internet Routing Table: 476
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 301664956
Equivalent to 17 /8s, 251 /16s and 10 /24s
Percentage of available APNIC address space announced: 74.7
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: 113860
Total ARIN prefixes after maximum aggregation: 63426
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84665
Unique aggregates announced from the ARIN address blocks: 31121
ARIN Region origin ASes present in the Internet Routing Table: 11668
ARIN Prefixes per ASN: 7.26
ARIN Region origin ASes announcing only one prefix: 4478
ARIN Region transit ASes present in the Internet Routing Table: 1127
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 338207648
Equivalent to 20 /8s, 40 /16s and 163 /24s
Percentage of available ARIN address space announced: 74.7
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: 48398
Total RIPE prefixes after maximum aggregation: 30546
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 44884
Unique aggregates announced from the RIPE address blocks: 28945
RIPE Region origin ASes present in the Internet Routing Table: 9869
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5192
RIPE Region transit ASes present in the Internet Routing Table: 1614
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 321488384
Equivalent to 19 /8s, 41 /16s and 134 /24s
Percentage of available RIPE address space announced: 79.8
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: 15339
Total LACNIC prefixes after maximum aggregation: 4244
LACNIC Deaggregation factor: 3.61
Prefixes being announced from the LACNIC address blocks: 13374
Unique aggregates announced from the LACNIC address blocks: 7533
LACNIC Region origin ASes present in the Internet Routing Table: 819
LACNIC Prefixes per ASN: 16.33
LACNIC Region origin ASes announcing only one prefix: 261
LACNIC Region transit ASes present in the Internet Routing Table: 145
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 27
Number of LACNIC addresses announced to Internet: 40023040
Equivalent to 2 /8s, 98 /16s and 180 /24s
Percentage of available LACNIC address space announced: 59.6
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: 2637
Total AfriNIC prefixes after maximum aggregation: 1043
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2113
Unique aggregates announced from the AfriNIC address blocks: 1243
AfriNIC Region origin ASes present in the Internet Routing Table: 196
AfriNIC Prefixes per ASN: 10.78
AfriNIC Region origin ASes announcing only one prefix: 59
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6197760
Equivalent to 0 /8s, 94 /16s and 146 /24s
Percentage of available AfriNIC address space announced: 18.5
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 1346 10173 283 CHINANET-BACKBONE
4755 1243 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1105 79 391 Sify Limited
9498 983 469 66 BHARTI BT INTERNET LTD.
23577 920 35 816 Korea Telecom (ATM-MPLS)
4766 789 4927 312 Korea Telecom (KIX)
17488 706 46 49 Hathway IP Over Cable Interne
7545 693 153 113 TPG Internet Pty Ltd
1221 598 1954 438 Telstra Pty Ltd
18101 565 117 36 Reliance Infocom Ltd Internet
4812 518 904 92 China Telecom (Shanghai)
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 486 218 271 SingTel Optus Pty Ltd
9443 468 121 78 Primus Telecommunications
9942 430 76 112 COMindico Australia
4802 412 105 150 Wantree Development
17974 370 130 13 PT TELEKOMUNIKASI INDONESIA
2907 365 1716 303 SINET Japan
9829 363 258 15 BSNL National Internet Backbo
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1005 1079 182 Telenor Internet Access
702 502 1904 398 UUNET - Commercial IP service
24863 354 56 36 LINKdotNET AS number
5089 335 1658 53 NTL Group Limited
8551 322 312 50 Bezeq International
3301 310 1455 290 TeliaNet Sweden
3320 305 6034 256 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
3215 254 2376 96 France Telecom Transpac
8220 248 440 239 COLT Telecommunications
8708 248 419 238 Romania Data Systems S.A.
3269 222 2775 74 TELECOM ITALIA
3352 219 1864 41 Ibernet, Internet Access Netw
1257 210 1196 175 SWIPnet Swedish IP Network
9121 210 1441 24 TTnet Autonomous System
9116 200 136 25 Goldenlines main autonomous s
3246 198 330 185 Song Networks
2856 195 2318 151 BTnet UK Regional network
3300 194 172 94 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4907 6594 713 UUNET Technologies, Inc.
7018 1480 6095 992 AT&T WorldNet Services
4323 1314 1042 366 Time Warner Telecom
2386 1213 615 754 AT&T Data Communications Serv
6478 1126 368 141 AT&T Worldnet Services
11492 1094 107 23 Cable One
6197 1025 717 508 BellSouth Network Solutions,
18566 1011 288 9 Covad Communications
174 955 6778 864 Cogent Communications
7011 849 252 538 Citizens Utilities
1239 813 2743 582 Sprint
705 811 476 371 UUNET Technologies, Inc.
20115 782 719 420 Charter Communications
7046 781 263 640 UUNET Technologies, Inc.
19262 775 2707 198 Verizon Global Networks
209 754 3855 582 Qwest
22773 725 1892 42 Cox Communications, Inc.
577 658 810 203 Bell Advanced Communications
5668 614 169 21 CenturyTel Internet Holdings,
7029 603 488 80 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1243 1172 Videsh Sanchar Nigam Ltd. Aut
11492 1094 1071 Cable One
4134 1346 1063 CHINANET-BACKBONE
18566 1011 1002 Covad Communications
6478 1126 985 AT&T Worldnet Services
4323 1314 948 Time Warner Telecom
9498 983 917 BHARTI BT INTERNET LTD.
2119 1005 823 Telenor Internet Access
9583 1105 714 Sify Limited
22773 725 683 Cox Communications, Inc.
17488 706 657 Hathway IP Over Cable Interne
8151 856 646 UniNet S.A. de C.V.
5668 614 593 CenturyTel Internet Holdings,
7545 693 580 TPG Internet Pty Ltd
19262 775 577 Verizon Global Networks
18101 565 529 Reliance Infocom Ltd Internet
6517 561 526 Yipes Communications, Inc.
7029 603 523 Alltel Information Services,
6197 1025 517 BellSouth Network Solutions,
19916 568 517 OLM LLC
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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.
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65500 PRIVATE 192.239.84.0/24 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
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
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
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
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
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
/13:265 /14:466 /15:911 /16:9569 /17:4090 /18:6622
/19:13813 /20:16220 /21:14506 /22:19143 /23:20388 /24:123997
/25:1041 /26:1301 /27:575 /28:273 /29:207 /30:326
/31:1 /32:108
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3673 4907 UUNET Technologies, Inc.
6478 1116 1126 AT&T Worldnet Services
11492 1085 1094 Cable One
18566 993 1011 Covad Communications
9583 949 1105 Sify Limited
2386 906 1213 AT&T Data Communications Serv
23577 906 920 Korea Telecom (ATM-MPLS)
2119 894 1005 Telenor Internet Access
7018 802 1480 AT&T WorldNet Services
6197 778 1025 BellSouth Network Solutions,
7011 748 849 Citizens Utilities
9498 653 983 BHARTI BT INTERNET LTD.
4755 641 1243 Videsh Sanchar Nigam Ltd. Aut
4766 596 789 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 550 1314 Time Warner Telecom
7046 535 781 UUNET Technologies, Inc.
705 531 811 UUNET Technologies, Inc.
17488 529 706 Hathway IP Over Cable Interne
6517 527 561 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1822 15:19
16:3 17:3 18:11 20:38 24:936 25:1
32:167 33:3 38:332 40:61 41:181 43:6
44:2 47:4 52:4 55:3 56:3 57:53
58:431 59:391 60:317 61:1002 62:934 63:3364
64:3241 65:3703 66:3387 67:760 68:634 69:1907
70:438 71:107 72:1333 73:2 74:552 75:266
76:74 77:259 78:2 80:827 81:821 82:755
83:390 84:430 85:868 86:343 87:481 88:285
89:880 90:7 91:390 97:6 98:4 116:214
117:57 121:215 122:555 123:121 124:836 125:944
128:290 129:225 130:126 131:367 132:54 133:9
134:195 135:39 136:179 137:86 138:148 139:123
140:483 141:173 142:398 143:246 144:299 145:43
146:321 147:123 148:400 149:147 150:113 151:160
152:94 153:126 154:5 155:254 156:152 157:213
158:157 159:158 160:106 161:95 162:222 163:183
164:455 165:414 166:294 167:287 168:504 169:120
170:407 171:18 172:1 189:62 190:681 192:5828
193:3917 194:3195 195:2315 196:990 198:3928 199:3359
200:4898 201:1076 202:7428 203:7609 204:4104 205:2127
206:2622 207:3085 208:3344 209:3625 210:2457 211:1003
212:1324 213:1504 214:413 215:40 216:4172 217:1160
218:380 219:387 220:990 221:419 222:264
End of report
