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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 13 Jun, 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/2007/06/13
Analysis Summary
----------------
BGP routing table entries examined: 232179
Prefixes after maximum aggregation: 119898
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 108293
Total ASes present in the Internet Routing Table: 25511
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 22105
Origin ASes announcing only one prefix: 10748
Transit ASes present in the Internet Routing Table: 3406
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 26
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 42
Unregistered ASNs in the Routing Table: 25
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1737240844
Equivalent to 103 /8s, 140 /16s and 49 /24s
Percentage of available address space announced: 46.9
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 124128
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53204
Total APNIC prefixes after maximum aggregation: 20744
APNIC Deaggregation factor: 2.56
Prefixes being announced from the APNIC address blocks: 50016
Unique aggregates announced from the APNIC address blocks: 21444
APNIC Region origin ASes present in the Internet Routing Table: 2982
APNIC Prefixes per ASN: 16.77
APNIC Region origin ASes announcing only one prefix: 794
APNIC Region transit ASes present in the Internet Routing Table: 461
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 299642428
Equivalent to 17 /8s, 220 /16s and 46 /24s
Percentage of available APNIC address space announced: 74.2
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: 113037
Total ARIN prefixes after maximum aggregation: 63074
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84083
Unique aggregates announced from the ARIN address blocks: 30936
ARIN Region origin ASes present in the Internet Routing Table: 11637
ARIN Prefixes per ASN: 7.23
ARIN Region origin ASes announcing only one prefix: 4474
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: 20
Number of ARIN addresses announced to Internet: 335631072
Equivalent to 20 /8s, 1 /16s and 82 /24s
Percentage of available ARIN address space announced: 74.1
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: 48008
Total RIPE prefixes after maximum aggregation: 30807
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 44650
Unique aggregates announced from the RIPE address blocks: 28622
RIPE Region origin ASes present in the Internet Routing Table: 9811
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5166
RIPE Region transit ASes present in the Internet Routing Table: 1602
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 315108672
Equivalent to 18 /8s, 200 /16s and 45 /24s
Percentage of available RIPE address space announced: 78.3
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: 15164
Total LACNIC prefixes after maximum aggregation: 4217
LACNIC Deaggregation factor: 3.60
Prefixes being announced from the LACNIC address blocks: 13206
Unique aggregates announced from the LACNIC address blocks: 7395
LACNIC Region origin ASes present in the Internet Routing Table: 807
LACNIC Prefixes per ASN: 16.36
LACNIC Region origin ASes announcing only one prefix: 256
LACNIC Region transit ASes present in the Internet Routing Table: 141
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 39351296
Equivalent to 2 /8s, 88 /16s and 116 /24s
Percentage of available LACNIC address space announced: 58.6
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: 2723
Total AfriNIC prefixes after maximum aggregation: 1046
AfriNIC Deaggregation factor: 2.60
Prefixes being announced from the AfriNIC address blocks: 2078
Unique aggregates announced from the AfriNIC address blocks: 1201
AfriNIC Region origin ASes present in the Internet Routing Table: 192
AfriNIC Prefixes per ASN: 10.82
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6226688
Equivalent to 0 /8s, 95 /16s and 3 /24s
Percentage of available AfriNIC address space announced: 18.6
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 1289 9961 281 CHINANET-BACKBONE
4755 1229 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1095 78 392 Sify Limited
9498 1000 469 68 BHARTI BT INTERNET LTD.
23577 924 35 820 Korea Telecom (ATM-MPLS)
4766 787 4943 312 Korea Telecom (KIX)
7545 652 143 81 TPG Internet Pty Ltd
1221 597 1954 438 Telstra Pty Ltd
18101 558 117 35 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 482 218 270 SingTel Optus Pty Ltd
17488 470 31 48 Hathway IP Over Cable Interne
4812 466 843 80 China Telecom (Shanghai)
9443 466 121 78 Primus Telecommunications
9942 432 77 113 COMindico Australia
4802 409 86 146 Wantree Development
2907 363 1700 302 SINET Japan
9829 363 258 15 BSNL National Internet Backbo
4808 356 685 119 CNCGROUP IP network: China169
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 940 914 644 Telenor Internet Access
702 512 1922 403 UUNET - Commercial IP service
24863 350 56 34 LINKdotNET AS number
5089 338 1658 53 NTL Group Limited
3320 309 6018 256 Deutsche Telekom AG
3301 308 1421 287 TeliaNet Sweden
6746 280 129 256 Dynamic Network Technologies,
680 260 2044 251 DFN-IP service G-WiN
3215 249 2296 95 France Telecom Transpac
8220 246 439 238 COLT Telecommunications
1257 245 1196 178 SWIPnet Swedish IP Network
8708 237 416 230 Romania Data Systems S.A.
3269 217 2679 74 TELECOM ITALIA
3352 216 1864 37 Ibernet, Internet Access Netw
9121 209 1441 23 TTnet Autonomous System
8551 208 197 27 Bezeq International
3246 200 332 187 Song Networks
9116 199 136 25 Goldenlines main autonomous s
2856 191 2318 148 BTnet UK Regional network
3300 188 171 89 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4962 6599 737 UUNET Technologies, Inc.
7018 1454 6087 957 AT&T WorldNet Services
4323 1266 1033 364 Time Warner Telecom
2386 1144 597 756 AT&T Data Communications Serv
6478 1108 363 128 AT&T Worldnet Services
11492 1077 105 20 Cable One
6197 1025 707 508 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 957 6780 868 Cogent Communications
7011 817 229 516 Citizens Utilities
705 814 477 374 UUNET Technologies, Inc.
20115 799 726 426 Charter Communications
1239 798 2714 569 Sprint
7046 779 263 638 UUNET Technologies, Inc.
19262 776 2702 207 Verizon Global Networks
209 743 3823 580 Qwest
22773 720 1892 44 Cox Communications, Inc.
577 661 794 208 Bell Advanced Communications
852 606 1090 373 Telus Advanced Communications
5668 604 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1229 1158 Videsh Sanchar Nigam Ltd. Aut
11492 1077 1057 Cable One
4134 1289 1008 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1108 980 AT&T Worldnet Services
9498 1000 932 BHARTI BT INTERNET LTD.
4323 1266 902 Time Warner Telecom
9583 1095 703 Sify Limited
22773 720 676 Cox Communications, Inc.
8151 839 630 UniNet S.A. de C.V.
5668 604 587 CenturyTel Internet Holdings,
7545 652 571 TPG Internet Pty Ltd
19262 776 569 Verizon Global Networks
18101 558 523 Reliance Infocom Ltd Internet
6197 1025 517 BellSouth Network Solutions,
19916 568 517 OLM LLC
7029 593 516 Alltel Information Services,
15270 545 510 PaeTec.net -a division of Pae
855 574 503 Canadian Research Network
4668 508 498 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
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.
65001 PRIVATE 82.213.31.0/24 12975 PALTEL Autonomous Sy
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
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
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.11.12.0/24 65534 *
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
94.110.196.0/24 21161 Bechtle Autonomous System
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 /8:19 /9:9 /10:15 /11:35 /12:128
/13:258 /14:463 /15:893 /16:9495 /17:4074 /18:6547
/19:13754 /20:15965 /21:14376 /22:18918 /23:20261 /24:123131
/25:1045 /26:1284 /27:574 /28:260 /29:252 /30:317
/31:0 /32:106
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3705 4962 UUNET Technologies, Inc.
6478 1098 1108 AT&T Worldnet Services
11492 1068 1077 Cable One
18566 992 1010 Covad Communications
9583 937 1095 Sify Limited
23577 910 924 Korea Telecom (ATM-MPLS)
2386 844 1144 AT&T Data Communications Serv
2119 840 940 Telenor Internet Access
7018 782 1454 AT&T WorldNet Services
6197 778 1025 BellSouth Network Solutions,
7011 720 817 Citizens Utilities
9498 669 1000 BHARTI BT INTERNET LTD.
4755 629 1229 Videsh Sanchar Nigam Ltd. Aut
4766 594 787 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 532 814 UUNET Technologies, Inc.
7046 532 779 UUNET Technologies, Inc.
4323 519 1266 Time Warner Telecom
15270 512 545 PaeTec.net -a division of Pae
4668 498 508 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:82 9:1 10:1 12:1829
15:19 16:3 17:3 18:8 20:36 24:918
25:1 32:172 33:2 38:321 40:60 41:162
43:6 44:2 47:5 52:4 55:3 56:3
57:53 58:427 59:403 60:309 61:983 62:982
63:3371 64:3230 65:3704 66:3353 67:757 68:635
69:1886 70:435 71:112 72:1332 73:1 74:513
75:260 76:52 77:237 78:2 80:837 81:813
82:717 83:397 84:432 85:838 86:381 87:490
88:278 89:902 90:7 91:363 94:1 97:6
98:3 116:171 117:48 121:206 122:544 123:120
124:822 125:821 128:281 129:222 130:126 131:368
132:53 133:9 134:193 135:38 136:185 137:84
138:142 139:122 140:484 141:170 142:397 143:234
144:292 145:43 146:320 147:123 148:400 149:146
150:113 151:157 152:94 153:125 154:5 155:254
156:152 157:198 158:158 159:156 160:105 161:95
162:229 163:184 164:460 165:401 166:241 167:286
168:513 169:120 170:401 171:16 172:1 189:62
190:672 192:5807 193:3903 194:3181 195:2316 196:989
198:3867 199:3334 200:4893 201:1036 202:7424 203:7582
204:4104 205:2134 206:2550 207:3045 208:3260 209:3632
210:2446 211:1010 212:1343 213:1512 214:398 215:39
216:4192 217:1192 218:377 219:388 220:987 221:414
222:261
End of report
