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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 11 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/2007/07/11
Analysis Summary
----------------
BGP routing table entries examined: 234032
Prefixes after maximum aggregation: 120719
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 111422
Total ASes present in the Internet Routing Table: 25745
Prefixes per ASN: 9.09
Origin-only ASes present in the Internet Routing Table: 22302
Origin ASes announcing only one prefix: 10873
Transit ASes present in the Internet Routing Table: 3443
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 31
Max AS path prepend of ASN (42025) 17
Prefixes from unregistered ASNs in the Routing Table: 47
Unregistered ASNs in the Routing Table: 31
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: 1729255492
Equivalent to 103 /8s, 18 /16s and 88 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 61.8
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 125122
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53918
Total APNIC prefixes after maximum aggregation: 20789
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 50682
Unique aggregates announced from the APNIC address blocks: 21737
APNIC Region origin ASes present in the Internet Routing Table: 3016
APNIC Prefixes per ASN: 16.80
APNIC Region origin ASes announcing only one prefix: 805
APNIC Region transit ASes present in the Internet Routing Table: 463
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 302300604
Equivalent to 18 /8s, 4 /16s and 189 /24s
Percentage of available APNIC address space announced: 74.9
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: 113201
Total ARIN prefixes after maximum aggregation: 63904
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 83992
Unique aggregates announced from the ARIN address blocks: 33090
ARIN Region origin ASes present in the Internet Routing Table: 11703
ARIN Prefixes per ASN: 7.18
ARIN Region origin ASes announcing only one prefix: 4506
ARIN Region transit ASes present in the Internet Routing Table: 1123
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 332708256
Equivalent to 19 /8s, 212 /16s and 185 /24s
Percentage of available ARIN address space announced: 73.4
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: 48736
Total RIPE prefixes after maximum aggregation: 30692
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 45174
Unique aggregates announced from the RIPE address blocks: 28951
RIPE Region origin ASes present in the Internet Routing Table: 9928
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5236
RIPE Region transit ASes present in the Internet Routing Table: 1627
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 322823488
Equivalent to 19 /8s, 61 /16s and 229 /24s
Percentage of available RIPE address space announced: 80.2
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, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15461
Total LACNIC prefixes after maximum aggregation: 4271
LACNIC Deaggregation factor: 3.62
Prefixes being announced from the LACNIC address blocks: 13512
Unique aggregates announced from the LACNIC address blocks: 7648
LACNIC Region origin ASes present in the Internet Routing Table: 823
LACNIC Prefixes per ASN: 16.42
LACNIC Region origin ASes announcing only one prefix: 266
LACNIC Region transit ASes present in the Internet Routing Table: 147
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 31
Number of LACNIC addresses announced to Internet: 40446720
Equivalent to 2 /8s, 105 /16s and 43 /24s
Percentage of available LACNIC address space announced: 60.3
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: 2673
Total AfriNIC prefixes after maximum aggregation: 1053
AfriNIC Deaggregation factor: 2.54
Prefixes being announced from the AfriNIC address blocks: 2174
Unique aggregates announced from the AfriNIC address blocks: 1263
AfriNIC Region origin ASes present in the Internet Routing Table: 197
AfriNIC Prefixes per ASN: 11.04
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6279936
Equivalent to 0 /8s, 95 /16s and 211 /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 1348 10221 283 CHINANET-BACKBONE
4755 1264 382 72 Videsh Sanchar Nigam Ltd. Aut
9583 1112 80 373 Sify Limited
9498 983 533 68 BHARTI BT INTERNET LTD.
23577 942 34 804 Korea Telecom (ATM-MPLS)
4766 781 4927 314 Korea Telecom (KIX)
17488 716 47 52 Hathway IP Over Cable Interne
7545 678 150 110 TPG Internet Pty Ltd
1221 593 1951 438 Telstra Pty Ltd
18101 564 117 38 Reliance Infocom Ltd Internet
4812 529 903 92 China Telecom (Shanghai)
4668 510 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 485 218 270 SingTel Optus Pty Ltd
9443 472 122 78 Primus Telecommunications
9942 436 76 111 COMindico Australia
4802 414 105 152 Wantree Development
17974 371 130 13 PT TELEKOMUNIKASI INDONESIA
2907 367 1733 305 SINET Japan
9829 362 258 14 BSNL National Internet Backbo
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1029 1079 182 Telenor Internet Access
702 503 1930 402 UUNET - Commercial IP service
5089 378 1658 53 NTL Group Limited
24863 357 56 36 LINKdotNET AS number
8551 320 310 59 Bezeq International
3301 310 1455 290 TeliaNet Sweden
3320 309 6034 256 Deutsche Telekom AG
9116 309 168 25 Goldenlines main autonomous s
6746 280 129 256 Dynamic Network Technologies,
680 265 2045 256 DFN-IP service G-WiN
3215 255 2376 96 France Telecom Transpac
8220 252 444 243 COLT Telecommunications
8708 249 420 239 Romania Data Systems S.A.
3269 222 2775 74 TELECOM ITALIA
3352 219 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 208 1196 173 SWIPnet Swedish IP Network
2856 196 2318 153 BTnet UK Regional network
3300 193 172 93 AUCS Communications Services
3292 192 1379 172 TDC Tele Danmark
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4833 5524 1395 UUNET Technologies, Inc.
7018 1439 5936 973 AT&T WorldNet Services
2386 1179 612 729 AT&T Data Communications Serv
6478 1131 370 149 AT&T Worldnet Services
11492 1096 107 24 Cable One
6197 1027 717 509 BellSouth Network Solutions,
4323 1016 882 394 Time Warner Telecom
18566 1013 288 9 Covad Communications
174 956 6729 854 Cogent Communications
7011 851 252 537 Citizens Utilities
705 809 476 369 UUNET Technologies, Inc.
1239 807 2718 577 Sprint
20115 799 731 426 Charter Communications
19262 779 2733 201 Verizon Global Networks
7046 777 263 637 UUNET Technologies, Inc.
22773 733 1892 46 Cox Communications, Inc.
577 663 810 205 Bell Advanced Communications
209 656 3648 518 Qwest
5668 616 169 21 CenturyTel Internet Holdings,
7029 612 485 77 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1264 1192 Videsh Sanchar Nigam Ltd. Aut
11492 1096 1072 Cable One
4134 1348 1065 CHINANET-BACKBONE
18566 1013 1004 Covad Communications
6478 1131 982 AT&T Worldnet Services
9498 983 915 BHARTI BT INTERNET LTD.
2119 1029 847 Telenor Internet Access
9583 1112 739 Sify Limited
22773 733 687 Cox Communications, Inc.
17488 716 664 Hathway IP Over Cable Interne
8151 830 635 UniNet S.A. de C.V.
4323 1016 622 Time Warner Telecom
5668 616 595 CenturyTel Internet Holdings,
19262 779 578 Verizon Global Networks
7545 678 568 TPG Internet Pty Ltd
7029 612 535 Alltel Information Services,
18101 564 526 Reliance Infocom Ltd Internet
6517 554 519 Yipes Communications, Inc.
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
65502 PRIVATE 63.220.13.0/24 19316 Spectrum Access, Inc
47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc.
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net
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
64635 PRIVATE 148.147.0.0/16 18676 Avaya Inc.
42681 UNALLOCATED 193.142.116.0/24 5603 SiOL d.o.o.
64516 PRIVATE 194.50.62.0/24 39579 CHICAGO-METALLIC AS
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
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 /10:14 /11:36 /12:131
/13:259 /14:467 /15:902 /16:9574 /17:4077 /18:6597
/19:13813 /20:16275 /21:14592 /22:19223 /23:20379 /24:123834
/25:1041 /26:1317 /27:569 /28:270 /29:209 /30:319
/31:2 /32:105
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3608 4833 UUNET Technologies, Inc.
6478 1121 1131 AT&T Worldnet Services
11492 1087 1096 Cable One
18566 995 1013 Covad Communications
9583 953 1112 Sify Limited
23577 933 942 Korea Telecom (ATM-MPLS)
2119 917 1029 Telenor Internet Access
2386 872 1179 AT&T Data Communications Serv
7018 785 1439 AT&T WorldNet Services
6197 780 1027 BellSouth Network Solutions,
7011 750 851 Citizens Utilities
4755 659 1264 Videsh Sanchar Nigam Ltd. Aut
9498 659 983 BHARTI BT INTERNET LTD.
4766 588 781 Korea Telecom (KIX)
19916 563 568 OLM LLC
17488 539 716 Hathway IP Over Cable Interne
7046 531 777 UUNET Technologies, Inc.
705 529 809 UUNET Technologies, Inc.
6517 520 554 Yipes Communications, Inc.
15270 519 555 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:85 9:1 12:1823 15:19
16:3 17:3 18:11 20:37 24:941 25:1
32:167 33:3 38:333 40:59 41:210 43:6
44:2 47:3 52:4 55:3 56:3 57:53
58:432 59:386 60:326 61:1005 62:927 63:3337
64:3245 65:3698 66:3384 67:760 68:626 69:1912
70:438 71:106 72:1345 73:2 74:568 75:267
76:75 77:282 78:3 80:843 81:821 82:719
83:403 84:493 85:879 86:340 87:441 88:284
89:901 90:8 91:409 97:6 98:4 116:244
117:50 121:220 122:575 123:125 124:843 125:941
128:283 129:223 130:139 131:363 132:54 133:9
134:195 135:38 136:185 137:86 138:149 139:123
140:490 141:172 142:398 143:237 144:298 145:45
146:324 147:123 148:403 149:147 150:113 151:160
152:92 153:127 154:5 155:254 156:153 157:214
158:158 159:163 160:105 161:96 162:223 163:181
164:469 165:415 166:293 167:289 168:508 169:120
170:405 171:20 172:1 189:62 190:718 192:5815
193:3916 194:3195 195:2319 196:1016 198:3932 199:3348
200:4914 201:1095 202:7440 203:7621 204:4096 205:2128
206:2617 207:3083 208:3284 209:3420 210:2425 211:1009
212:1313 213:1528 214:378 215:41 216:4009 217:1164
218:381 219:385 220:1000 221:417 222:265
End of report
