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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 03 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/2007/08/03
Analysis Summary
----------------
BGP routing table entries examined: 232652
Prefixes after maximum aggregation: 120312
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 110558
Total ASes present in the Internet Routing Table: 25915
Prefixes per ASN: 8.98
Origin-only ASes present in the Internet Routing Table: 22499
Origin ASes announcing only one prefix: 10989
Transit ASes present in the Internet Routing Table: 3416
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 24
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 47
Unregistered ASNs in the Routing Table: 24
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: 1742957628
Equivalent to 103 /8s, 227 /16s and 108 /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: 123561
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 55001
Total APNIC prefixes after maximum aggregation: 20924
APNIC Deaggregation factor: 2.63
Prefixes being announced from the APNIC address blocks: 51813
Unique aggregates announced from the APNIC address blocks: 22064
APNIC Region origin ASes present in the Internet Routing Table: 3034
APNIC Prefixes per ASN: 17.08
APNIC Region origin ASes announcing only one prefix: 812
APNIC Region transit ASes present in the Internet Routing Table: 466
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 306049204
Equivalent to 18 /8s, 61 /16s and 240 /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: 109596
Total ARIN prefixes after maximum aggregation: 63090
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 80382
Unique aggregates announced from the ARIN address blocks: 31501
ARIN Region origin ASes present in the Internet Routing Table: 11735
ARIN Prefixes per ASN: 6.85
ARIN Region origin ASes announcing only one prefix: 4525
ARIN Region transit ASes present in the Internet Routing Table: 1113
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 341450080
Equivalent to 20 /8s, 90 /16s and 29 /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: 49420
Total RIPE prefixes after maximum aggregation: 30886
RIPE Deaggregation factor: 1.60
Prefixes being announced from the RIPE address blocks: 45843
Unique aggregates announced from the RIPE address blocks: 29166
RIPE Region origin ASes present in the Internet Routing Table: 10032
RIPE Prefixes per ASN: 4.57
RIPE Region origin ASes announcing only one prefix: 5317
RIPE Region transit ASes present in the Internet Routing Table: 1620
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 323903616
Equivalent to 19 /8s, 78 /16s and 96 /24s
Percentage of available RIPE address space announced: 74.3
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, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15902
Total LACNIC prefixes after maximum aggregation: 4339
LACNIC Deaggregation factor: 3.66
Prefixes being announced from the LACNIC address blocks: 13968
Unique aggregates announced from the LACNIC address blocks: 7768
LACNIC Region origin ASes present in the Internet Routing Table: 835
LACNIC Prefixes per ASN: 16.73
LACNIC Region origin ASes announcing only one prefix: 269
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 6.4
Max LACNIC Region AS path length visible: 23
Number of LACNIC addresses announced to Internet: 41210624
Equivalent to 2 /8s, 116 /16s and 211 /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: 2688
Total AfriNIC prefixes after maximum aggregation: 1061
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2225
Unique aggregates announced from the AfriNIC address blocks: 1291
AfriNIC Region origin ASes present in the Internet Routing Table: 201
AfriNIC Prefixes per ASN: 11.07
AfriNIC Region origin ASes announcing only one prefix: 66
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 5.7
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 6309632
Equivalent to 0 /8s, 96 /16s and 71 /24s
Percentage of available AfriNIC address space announced: 18.8
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 1370 11014 286 CHINANET-BACKBONE
4755 1314 381 71 Videsh Sanchar Nigam Ltd. Aut
9583 1118 80 399 Sify Limited
9498 1009 533 70 BHARTI BT INTERNET LTD.
23577 926 34 795 Korea Telecom (ATM-MPLS)
9394 846 1712 7 CHINA RAILWAY Internet(CRNET)
4766 796 4930 316 Korea Telecom (KIX)
17488 738 48 58 Hathway IP Over Cable Interne
7545 698 146 118 TPG Internet Pty Ltd
1221 595 1951 439 Telstra Pty Ltd
18101 578 117 41 Reliance Infocom Ltd Internet
4812 530 915 96 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 491 218 270 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 414 108 151 Wantree Development
17974 363 130 13 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1127 1079 185 Telenor Internet Access
702 503 1922 404 UUNET - Commercial IP service
5089 368 1658 53 NTL Group Limited
24863 360 56 40 LINKdotNET AS number
9116 321 168 26 Goldenlines main autonomous s
8551 317 313 46 Bezeq International
3301 312 1456 292 TeliaNet Sweden
3320 312 6035 258 Deutsche Telekom AG
6746 287 130 263 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
8220 261 445 243 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
5631 208 7 3 iPcenta European AS
1257 207 1195 172 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
3300 194 172 93 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1471 6066 1003 AT&T WorldNet Services
4323 1320 1020 367 Time Warner Telecom
2386 1194 614 741 AT&T Data Communications Serv
11492 1115 109 15 Cable One
6478 1105 319 203 AT&T Worldnet Services
6197 1025 690 519 BellSouth Network Solutions,
18566 1017 288 9 Covad Communications
174 962 6744 852 Cogent Communications
701 927 6560 707 UUNET Technologies, Inc.
7011 899 258 545 Citizens Utilities
1239 812 2718 577 Sprint
20115 805 740 436 Charter Communications
19262 763 2732 182 Verizon Global Networks
209 752 3872 594 Qwest
22773 749 2148 49 Cox Communications, Inc.
577 686 811 206 Bell Advanced Communications
5668 627 171 23 CenturyTel Internet Holdings,
852 586 1077 363 Telus Advanced Communications
6517 576 159 37 Yipes Communications, Inc.
855 575 254 73 Canadian Research Network
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1314 1243 Videsh Sanchar Nigam Ltd. Aut
11492 1115 1100 Cable One
4134 1370 1084 CHINANET-BACKBONE
18566 1017 1008 Covad Communications
4323 1320 953 Time Warner Telecom
2119 1127 942 Telenor Internet Access
9498 1009 939 BHARTI BT INTERNET LTD.
6478 1105 902 AT&T Worldnet Services
9394 846 839 CHINA RAILWAY Internet(CRNET)
9583 1118 719 Sify Limited
22773 749 700 Cox Communications, Inc.
8151 898 691 UniNet S.A. de C.V.
17488 738 680 Hathway IP Over Cable Interne
5668 627 604 CenturyTel Internet Holdings,
19262 763 581 Verizon Global Networks
7545 698 580 TPG Internet Pty Ltd
6517 576 539 Yipes Communications, Inc.
18101 578 537 Reliance Infocom Ltd Internet
15270 564 527 PaeTec.net -a division of Pae
19916 568 517 OLM LLC
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64513 PRIVATE 63.171.234.0/26 1803 SPRINT
64513 PRIVATE 63.171.234.64/26 1803 SPRINT
64513 PRIVATE 63.171.234.128/26 1803 SPRINT
64513 PRIVATE 63.171.234.192/26 1803 SPRINT
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
43307 UNALLOCATED 194.107.17.0/24 29076 Hoster.RU autonomous
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
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
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24410 UNALLOCATED 203.119.30.0/24 4134 CHINANET-BACKBONE
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
65106 PRIVATE 212.38.80.0/22 8851 Inweb Networks UK-AS
65106 PRIVATE 213.210.16.0/24 8851 Inweb Networks UK-AS
65106 PRIVATE 213.210.18.0/24 8851 Inweb Networks UK-AS
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
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 /15:912 /16:9609 /17:4112 /18:6673
/19:13991 /20:16573 /21:15111 /22:19364 /23:20379 /24:120994
/25:1047 /26:1378 /27:605 /28:309 /29:224 /30:336
/31:0 /32:97
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1106 1115 Cable One
6478 1104 1105 AT&T Worldnet Services
2119 1007 1127 Telenor Internet Access
18566 999 1017 Covad Communications
9583 962 1118 Sify Limited
23577 917 926 Korea Telecom (ATM-MPLS)
2386 887 1194 AT&T Data Communications Serv
7018 801 1471 AT&T WorldNet Services
7011 797 899 Citizens Utilities
6197 781 1025 BellSouth Network Solutions,
4755 703 1314 Videsh Sanchar Nigam Ltd. Aut
9498 679 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 556 1320 Time Warner Telecom
6517 541 576 Yipes Communications, Inc.
15270 529 564 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
5668 492 627 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1816 15:19
16:3 17:3 18:12 20:37 24:938 25:1
32:174 33:3 38:342 40:60 41:227 43:6
44:2 47:3 52:4 55:3 56:3 57:48
58:469 59:384 60:348 61:1010 62:946 63:2001
64:3153 65:2389 66:3331 67:772 68:630 69:1940
70:455 71:114 72:1380 73:2 74:597 75:296
76:90 77:269 78:28 80:843 81:833 82:734
83:384 84:560 85:864 86:337 87:456 88:278
89:949 90:13 91:435 97:6 98:4 116:278
117:90 121:256 122:575 123:140 124:873 125:971
128:291 129:213 130:140 131:363 132:54 133:9
134:193 135:39 136:188 137:85 138:149 139:122
140:493 141:172 142:397 143:236 144:288 145:45
146:326 147:120 148:406 149:145 150:111 151:160
152:92 153:122 154:3 155:257 156:157 157:213
158:158 159:165 160:108 161:97 162:218 163:182
164:476 165:396 166:284 167:294 168:508 169:120
170:411 171:22 172:1 189:70 190:852 192:5812
193:3966 194:3205 195:2336 196:1019 198:3889 199:3284
200:5050 201:1154 202:7474 203:7624 204:3986 205:1964
206:2478 207:2911 208:2762 209:3501 210:2433 211:1014
212:1282 213:1513 214:415 215:40 216:4013 217:1160
218:373 219:392 220:1025 221:420 222:267
End of report
