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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 02 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/2007/08/02
Analysis Summary
----------------
BGP routing table entries examined: 234504
Prefixes after maximum aggregation: 120284
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 110482
Total ASes present in the Internet Routing Table: 25864
Prefixes per ASN: 9.07
Origin-only ASes present in the Internet Routing Table: 22501
Origin ASes announcing only one prefix: 10954
Transit ASes present in the Internet Routing Table: 3363
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 20
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 37
Unregistered ASNs in the Routing Table: 21
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: 1742803772
Equivalent to 103 /8s, 225 /16s and 19 /24s
Percentage of available address space announced: 47.0
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 76.4
Total number of prefixes smaller than registry allocations: 125285
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55295
Total APNIC prefixes after maximum aggregation: 20919
APNIC Deaggregation factor: 2.64
Prefixes being announced from the APNIC address blocks: 52088
Unique aggregates announced from the APNIC address blocks: 22046
APNIC Region origin ASes present in the Internet Routing Table: 3029
APNIC Prefixes per ASN: 17.20
APNIC Region origin ASes announcing only one prefix: 812
APNIC Region transit ASes present in the Internet Routing Table: 465
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 305893044
Equivalent to 18 /8s, 59 /16s and 142 /24s
Percentage of available APNIC address space announced: 75.8
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: 109726
Total ARIN prefixes after maximum aggregation: 63065
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 80456
Unique aggregates announced from the ARIN address blocks: 31516
ARIN Region origin ASes present in the Internet Routing Table: 11727
ARIN Prefixes per ASN: 6.86
ARIN Region origin ASes announcing only one prefix: 4517
ARIN Region transit ASes present in the Internet Routing Table: 1104
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 341440352
Equivalent to 20 /8s, 89 /16s and 247 /24s
Percentage of available ARIN address space announced: 75.4
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: 50928
Total RIPE prefixes after maximum aggregation: 30869
RIPE Deaggregation factor: 1.65
Prefixes being announced from the RIPE address blocks: 47329
Unique aggregates announced from the RIPE address blocks: 29125
RIPE Region origin ASes present in the Internet Routing Table: 9998
RIPE Prefixes per ASN: 4.73
RIPE Region origin ASes announcing only one prefix: 5291
RIPE Region transit ASes present in the Internet Routing Table: 1583
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 323745920
Equivalent to 19 /8s, 75 /16s and 248 /24s
Percentage of available RIPE address space announced: 74.2
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: 15836
Total LACNIC prefixes after maximum aggregation: 4339
LACNIC Deaggregation factor: 3.65
Prefixes being announced from the LACNIC address blocks: 13914
Unique aggregates announced from the LACNIC address blocks: 7738
LACNIC Region origin ASes present in the Internet Routing Table: 834
LACNIC Prefixes per ASN: 16.68
LACNIC Region origin ASes announcing only one prefix: 270
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 41198336
Equivalent to 2 /8s, 116 /16s and 163 /24s
Percentage of available LACNIC address space announced: 61.4
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: 2682
Total AfriNIC prefixes after maximum aggregation: 1080
AfriNIC Deaggregation factor: 2.48
Prefixes being announced from the AfriNIC address blocks: 2218
Unique aggregates announced from the AfriNIC address blocks: 1286
AfriNIC Region origin ASes present in the Internet Routing Table: 200
AfriNIC Prefixes per ASN: 11.09
AfriNIC Region origin ASes announcing only one prefix: 64
AfriNIC Region transit ASes present in the Internet Routing Table: 33
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6355712
Equivalent to 0 /8s, 96 /16s and 251 /24s
Percentage of available AfriNIC address space announced: 18.9
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 1368 10998 288 CHINANET-BACKBONE
4755 1312 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1120 80 398 Sify Limited
9498 1009 533 70 BHARTI BT INTERNET LTD.
23577 926 34 794 Korea Telecom (ATM-MPLS)
9394 844 1712 7 CHINA RAILWAY Internet(CRNET)
4766 796 4930 316 Korea Telecom (KIX)
17488 738 48 58 Hathway IP Over Cable Interne
7545 696 150 112 TPG Internet Pty Ltd
1221 595 1951 439 Telstra Pty Ltd
18101 577 117 41 Reliance Infocom Ltd Internet
4780 560 290 37 Digital United Inc.
4812 530 915 96 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 490 218 269 SingTel Optus Pty Ltd
4808 480 767 109 CNCGROUP IP network: China169
9443 472 122 78 Primus Telecommunications
9942 440 77 113 COMindico Australia
4802 415 108 151 Wantree Development
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8764 1668 199 44 LIETUVOS-TELEKOMAS Autonomous
2119 1130 1079 184 Telenor Internet Access
702 498 1905 399 UUNET - Commercial IP service
5089 367 1658 53 NTL Group Limited
24863 358 56 40 LINKdotNET AS number
9116 322 168 25 Goldenlines main autonomous s
8551 316 313 46 Bezeq International
3320 313 6034 258 Deutsche Telekom AG
3301 312 1456 292 TeliaNet Sweden
6746 287 130 263 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
8220 258 445 240 COLT Telecommunications
3215 255 2376 96 France Telecom Transpac
8708 252 420 241 Romania Data Systems S.A.
3352 224 1864 41 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
5631 207 7 3 iPcenta European AS
3292 194 1379 174 TDC Tele Danmark
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1472 6081 991 AT&T WorldNet Services
4323 1323 1020 370 Time Warner Telecom
2386 1213 617 756 AT&T Data Communications Serv
6478 1122 320 145 AT&T Worldnet Services
11492 1110 108 23 Cable One
6197 1027 690 518 BellSouth Network Solutions,
18566 1016 288 9 Covad Communications
174 965 6776 851 Cogent Communications
701 932 6561 710 UUNET Technologies, Inc.
7011 897 258 546 Citizens Utilities
1239 813 2726 578 Sprint
20115 804 738 435 Charter Communications
19262 767 2749 186 Verizon Global Networks
209 753 3872 596 Qwest
22773 750 2148 49 Cox Communications, Inc.
577 685 811 205 Bell Advanced Communications
5668 626 171 23 CenturyTel Internet Holdings,
852 588 1093 365 Telus Advanced Communications
7029 577 488 79 Alltel Information Services,
855 575 254 73 Canadian Research Network
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1312 1242 Videsh Sanchar Nigam Ltd. Aut
11492 1110 1087 Cable One
4134 1368 1080 CHINANET-BACKBONE
18566 1016 1007 Covad Communications
6478 1122 977 AT&T Worldnet Services
4323 1323 953 Time Warner Telecom
2119 1130 946 Telenor Internet Access
9498 1009 939 BHARTI BT INTERNET LTD.
9394 844 837 CHINA RAILWAY Internet(CRNET)
9583 1120 722 Sify Limited
22773 750 701 Cox Communications, Inc.
8151 894 685 UniNet S.A. de C.V.
17488 738 680 Hathway IP Over Cable Interne
5668 626 603 CenturyTel Internet Holdings,
7545 696 584 TPG Internet Pty Ltd
19262 767 581 Verizon Global Networks
6517 574 538 Yipes Communications, Inc.
18101 577 536 Reliance Infocom Ltd Internet
15270 564 527 PaeTec.net -a division of Pae
4780 560 523 Digital United Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE
38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65535 PRIVATE 193.203.218.0/23 38931 Traffic-Media
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
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
192.0.2.0/24 812 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 /12:130
/13:260 /14:470 /15:910 /16:9612 /17:4117 /18:6675
/19:13979 /20:16571 /21:15107 /22:19356 /23:20389 /24:122851
/25:1048 /26:1373 /27:604 /28:311 /29:228 /30:339
/31:0 /32:96
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8764 1611 1668 LIETUVOS-TELEKOMAS Autonomous
6478 1121 1122 AT&T Worldnet Services
11492 1101 1110 Cable One
2119 1011 1130 Telenor Internet Access
18566 998 1016 Covad Communications
9583 964 1120 Sify Limited
23577 917 926 Korea Telecom (ATM-MPLS)
2386 906 1213 AT&T Data Communications Serv
7018 801 1472 AT&T WorldNet Services
7011 795 897 Citizens Utilities
6197 783 1027 BellSouth Network Solutions,
4755 702 1312 Videsh Sanchar Nigam Ltd. Aut
9498 678 1009 BHARTI BT INTERNET LTD.
4766 595 796 Korea Telecom (KIX)
19916 563 568 OLM LLC
17488 561 738 Hathway IP Over Cable Interne
4323 557 1323 Time Warner Telecom
6517 540 574 Yipes Communications, Inc.
15270 529 564 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
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 24:944 25:1
32:174 33:3 38:341 40:60 41:226 43:6
44:2 47:4 52:4 55:3 56:3 57:48
58:470 59:384 60:348 61:1012 62:938 63:2006
64:3165 65:2410 66:3339 67:772 68:631 69:1940
70:454 71:115 72:1377 73:2 74:593 75:296
76:90 77:264 78:1262 80:840 81:863 82:774
83:382 84:560 85:904 86:339 87:444 88:434
89:967 90:12 91:442 97:6 98:4 116:278
117:90 121:257 122:584 123:139 124:873 125:968
128:291 129:213 130:140 131:364 132:54 133:9
134:193 135:39 136:189 137:85 138:149 139:144
140:493 141:172 142:397 143:240 144:288 145:45
146:325 147:120 148:405 149:145 150:111 151:160
152:92 153:122 154:3 155:257 156:157 157:213
158:158 159:170 160:108 161:97 162:216 163:182
164:475 165:398 166:286 167:294 168:510 169:120
170:411 171:20 172:1 189:66 190:841 192:5810
193:3957 194:3201 195:2335 196:1010 198:3894 199:3292
200:5026 201:1148 202:7486 203:7744 204:3986 205:1965
206:2477 207:2940 208:2762 209:3501 210:2542 211:1019
212:1268 213:1551 214:416 215:40 216:4016 217:1171
218:378 219:392 220:1025 221:420 222:267
End of report
