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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 05 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/2007/07/05
Analysis Summary
----------------
BGP routing table entries examined: 234432
Prefixes after maximum aggregation: 120106
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 109328
Total ASes present in the Internet Routing Table: 25677
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 22217
Origin ASes announcing only one prefix: 10810
Transit ASes present in the Internet Routing Table: 3460
Transit-only ASes present in the Internet Routing Table: 85
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: 44
Unregistered ASNs in the Routing Table: 23
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: 11
Number of addresses announced to Internet: 1733121796
Equivalent to 103 /8s, 77 /16s and 87 /24s
Percentage of available address space announced: 46.8
Percentage of allocated address space announced: 62.0
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 125474
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53946
Total APNIC prefixes after maximum aggregation: 20793
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 50717
Unique aggregates announced from the APNIC address blocks: 21756
APNIC Region origin ASes present in the Internet Routing Table: 3006
APNIC Prefixes per ASN: 16.87
APNIC Region origin ASes announcing only one prefix: 801
APNIC Region transit ASes present in the Internet Routing Table: 474
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 301798588
Equivalent to 17 /8s, 253 /16s and 20 /24s
Percentage of available APNIC address space announced: 74.8
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: 113903
Total ARIN prefixes after maximum aggregation: 63436
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84687
Unique aggregates announced from the ARIN address blocks: 31078
ARIN Region origin ASes present in the Internet Routing Table: 11679
ARIN Prefixes per ASN: 7.25
ARIN Region origin ASes announcing only one prefix: 4481
ARIN Region transit ASes present in the Internet Routing Table: 1138
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 338613408
Equivalent to 20 /8s, 46 /16s and 212 /24s
Percentage of available ARIN address space announced: 74.8
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: 48517
Total RIPE prefixes after maximum aggregation: 30577
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 44997
Unique aggregates announced from the RIPE address blocks: 28906
RIPE Region origin ASes present in the Internet Routing Table: 9889
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5204
RIPE Region transit ASes present in the Internet Routing Table: 1624
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 321566208
Equivalent to 19 /8s, 42 /16s and 182 /24s
Percentage of available RIPE address space announced: 79.9
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: 15378
Total LACNIC prefixes after maximum aggregation: 4245
LACNIC Deaggregation factor: 3.62
Prefixes being announced from the LACNIC address blocks: 13423
Unique aggregates announced from the LACNIC address blocks: 7588
LACNIC Region origin ASes present in the Internet Routing Table: 820
LACNIC Prefixes per ASN: 16.37
LACNIC Region origin ASes announcing only one prefix: 263
LACNIC Region transit ASes present in the Internet Routing Table: 144
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 27
Number of LACNIC addresses announced to Internet: 40247808
Equivalent to 2 /8s, 102 /16s and 34 /24s
Percentage of available LACNIC address space announced: 60.0
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: 2644
Total AfriNIC prefixes after maximum aggregation: 1045
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2118
Unique aggregates announced from the AfriNIC address blocks: 1244
AfriNIC Region origin ASes present in the Internet Routing Table: 197
AfriNIC Prefixes per ASN: 10.75
AfriNIC Region origin ASes announcing only one prefix: 61
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6278656
Equivalent to 0 /8s, 95 /16s and 206 /24s
Percentage of available AfriNIC address space announced: 18.7
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 1347 10189 283 CHINANET-BACKBONE
4755 1259 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1105 79 397 Sify Limited
9498 985 469 66 BHARTI BT INTERNET LTD.
23577 953 35 813 Korea Telecom (ATM-MPLS)
4766 789 4927 312 Korea Telecom (KIX)
17488 711 46 53 Hathway IP Over Cable Interne
7545 683 152 116 TPG Internet Pty Ltd
1221 591 1950 438 Telstra Pty Ltd
18101 561 117 35 Reliance Infocom Ltd Internet
4812 520 904 92 China Telecom (Shanghai)
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 485 218 270 SingTel Optus Pty Ltd
9443 471 122 78 Primus Telecommunications
9942 430 76 112 COMindico Australia
4802 412 105 150 Wantree Development
17974 371 130 13 PT TELEKOMUNIKASI INDONESIA
2907 366 1717 304 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 1028 1079 182 Telenor Internet Access
702 503 1914 402 UUNET - Commercial IP service
24863 355 56 36 LINKdotNET AS number
5089 332 1658 52 NTL Group Limited
8551 322 312 50 Bezeq International
3301 310 1455 290 TeliaNet Sweden
3320 309 6034 256 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
680 263 2044 255 DFN-IP service G-WiN
9116 260 136 25 Goldenlines main autonomous s
3215 255 2376 96 France Telecom Transpac
8708 249 420 239 Romania Data Systems S.A.
3352 248 1864 41 Ibernet, Internet Access Netw
8220 246 439 237 COLT Telecommunications
3269 222 2775 74 TELECOM ITALIA
9121 210 1441 24 TTnet Autonomous System
1257 209 1196 174 SWIPnet Swedish IP Network
3246 197 329 184 Song Networks
2856 196 2318 152 BTnet UK Regional network
3300 195 172 95 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4893 6594 711 UUNET Technologies, Inc.
7018 1463 6081 987 AT&T WorldNet Services
4323 1313 1038 366 Time Warner Telecom
2386 1211 615 753 AT&T Data Communications Serv
6478 1129 368 142 AT&T Worldnet Services
11492 1094 107 23 Cable One
6197 1027 717 509 BellSouth Network Solutions,
18566 1011 288 9 Covad Communications
174 963 6761 861 Cogent Communications
7011 850 252 538 Citizens Utilities
1239 815 2743 582 Sprint
705 811 476 371 UUNET Technologies, Inc.
20115 798 728 424 Charter Communications
7046 781 263 640 UUNET Technologies, Inc.
19262 774 2707 197 Verizon Global Networks
209 755 3860 586 Qwest
22773 727 1892 44 Cox Communications, Inc.
577 660 810 204 Bell Advanced Communications
5668 614 169 21 CenturyTel Internet Holdings,
7029 604 488 79 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1259 1188 Videsh Sanchar Nigam Ltd. Aut
11492 1094 1071 Cable One
4134 1347 1064 CHINANET-BACKBONE
18566 1011 1002 Covad Communications
6478 1129 987 AT&T Worldnet Services
4323 1313 947 Time Warner Telecom
9498 985 919 BHARTI BT INTERNET LTD.
2119 1028 846 Telenor Internet Access
9583 1105 708 Sify Limited
22773 727 683 Cox Communications, Inc.
17488 711 658 Hathway IP Over Cable Interne
8151 854 647 UniNet S.A. de C.V.
5668 614 593 CenturyTel Internet Holdings,
19262 774 577 Verizon Global Networks
7545 683 567 TPG Internet Pty Ltd
6517 562 526 Yipes Communications, Inc.
18101 561 526 Reliance Infocom Ltd Internet
7029 604 525 Alltel Information Services,
6197 1027 518 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
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 /12:130
/13:264 /14:467 /15:908 /16:9587 /17:4061 /18:6617
/19:13824 /20:16260 /21:14510 /22:19218 /23:20425 /24:124182
/25:1047 /26:1326 /27:587 /28:281 /29:221 /30:327
/31:1 /32:111
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3661 4893 UUNET Technologies, Inc.
6478 1119 1129 AT&T Worldnet Services
11492 1085 1094 Cable One
18566 993 1011 Covad Communications
9583 949 1105 Sify Limited
23577 939 953 Korea Telecom (ATM-MPLS)
2119 916 1028 Telenor Internet Access
2386 904 1211 AT&T Data Communications Serv
7018 793 1463 AT&T WorldNet Services
6197 780 1027 BellSouth Network Solutions,
7011 749 850 Citizens Utilities
4755 657 1259 Videsh Sanchar Nigam Ltd. Aut
9498 655 985 BHARTI BT INTERNET LTD.
4766 596 789 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 550 1313 Time Warner Telecom
7046 534 781 UUNET Technologies, Inc.
17488 534 711 Hathway IP Over Cable Interne
705 531 811 UUNET Technologies, Inc.
6517 528 562 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1828 15:19
16:3 17:3 18:11 20:38 24:939 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
58:428 59:390 60:322 61:999 62:923 63:3351
64:3240 65:3702 66:3390 67:760 68:628 69:1909
70:440 71:106 72:1336 73:2 74:563 75:266
76:75 77:262 78:18 80:840 81:835 82:721
83:394 84:489 85:864 86:344 87:442 88:282
89:892 90:7 91:402 97:6 98:4 116:250
117:42 121:218 122:564 123:126 124:837 125:947
128:291 129:225 130:130 131:367 132:54 133:9
134:193 135:38 136:184 137:86 138:149 139:123
140:484 141:172 142:398 143:244 144:295 145:43
146:325 147:123 148:393 149:148 150:113 151:160
152:92 153:126 154:5 155:254 156:152 157:213
158:157 159:157 160:105 161:95 162:222 163:181
164:455 165:416 166:294 167:287 168:506 169:120
170:407 171:18 172:1 189:58 190:706 192:5830
193:3917 194:3195 195:2320 196:988 198:3933 199:3352
200:4890 201:1088 202:7456 203:7636 204:4102 205:2128
206:2625 207:3073 208:3352 209:3621 210:2475 211:1013
212:1326 213:1502 214:412 215:41 216:4174 217:1149
218:381 219:387 220:988 221:419 222:264
End of report
