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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 07 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/2007/08/07
Analysis Summary
----------------
BGP routing table entries examined: 232394
Prefixes after maximum aggregation: 120299
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 110720
Total ASes present in the Internet Routing Table: 25918
Prefixes per ASN: 8.97
Origin-only ASes present in the Internet Routing Table: 22527
Origin ASes announcing only one prefix: 10967
Transit ASes present in the Internet Routing Table: 3391
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 23
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 46
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: 1746141232
Equivalent to 104 /8s, 20 /16s and 0 /24s
Percentage of available address space announced: 47.1
Percentage of allocated address space announced: 61.7
Percentage of available address space allocated: 76.4
Total number of prefixes smaller than registry allocations: 123491
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 54447
Total APNIC prefixes after maximum aggregation: 20951
APNIC Deaggregation factor: 2.60
Prefixes being announced from the APNIC address blocks: 51264
Unique aggregates announced from the APNIC address blocks: 22088
APNIC Region origin ASes present in the Internet Routing Table: 3033
APNIC Prefixes per ASN: 16.90
APNIC Region origin ASes announcing only one prefix: 817
APNIC Region transit ASes present in the Internet Routing Table: 466
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 307981492
Equivalent to 18 /8s, 91 /16s and 108 /24s
Percentage of available APNIC address space announced: 76.3
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: 109540
Total ARIN prefixes after maximum aggregation: 63035
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 80390
Unique aggregates announced from the ARIN address blocks: 31565
ARIN Region origin ASes present in the Internet Routing Table: 11734
ARIN Prefixes per ASN: 6.85
ARIN Region origin ASes announcing only one prefix: 4506
ARIN Region transit ASes present in the Internet Routing Table: 1097
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 341593184
Equivalent to 20 /8s, 92 /16s and 76 /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: 49575
Total RIPE prefixes after maximum aggregation: 30886
RIPE Deaggregation factor: 1.61
Prefixes being announced from the RIPE address blocks: 45991
Unique aggregates announced from the RIPE address blocks: 29176
RIPE Region origin ASes present in the Internet Routing Table: 10028
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 5309
RIPE Region transit ASes present in the Internet Routing Table: 1613
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 323991936
Equivalent to 19 /8s, 79 /16s and 185 /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: 16071
Total LACNIC prefixes after maximum aggregation: 4349
LACNIC Deaggregation factor: 3.70
Prefixes being announced from the LACNIC address blocks: 14125
Unique aggregates announced from the LACNIC address blocks: 7830
LACNIC Region origin ASes present in the Internet Routing Table: 839
LACNIC Prefixes per ASN: 16.84
LACNIC Region origin ASes announcing only one prefix: 269
LACNIC Region transit ASes present in the Internet Routing Table: 141
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 41673472
Equivalent to 2 /8s, 123 /16s and 227 /24s
Percentage of available LACNIC address space announced: 62.1
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: 2715
Total AfriNIC prefixes after maximum aggregation: 1066
AfriNIC Deaggregation factor: 2.55
Prefixes being announced from the AfriNIC address blocks: 2248
Unique aggregates announced from the AfriNIC address blocks: 1305
AfriNIC Region origin ASes present in the Internet Routing Table: 203
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: 30
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6380544
Equivalent to 0 /8s, 97 /16s and 92 /24s
Percentage of available AfriNIC address space announced: 19.0
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 1372 11078 286 CHINANET-BACKBONE
4755 1316 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1122 80 399 Sify Limited
9498 1010 533 70 BHARTI BT INTERNET LTD.
23577 925 34 796 Korea Telecom (ATM-MPLS)
4766 805 4931 317 Korea Telecom (KIX)
17488 738 48 58 Hathway IP Over Cable Interne
7545 695 150 114 TPG Internet Pty Ltd
1221 597 1951 441 Telstra Pty Ltd
18101 581 118 43 Reliance Infocom Ltd Internet
4812 529 915 96 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 492 218 271 SingTel Optus Pty Ltd
4808 480 770 111 CNCGROUP IP network: China169
9443 473 122 78 Primus Telecommunications
9942 440 77 113 COMindico Australia
4802 419 112 152 Wantree Development
17974 363 130 13 PT TELEKOMUNIKASI INDONESIA
9829 362 258 14 BSNL National Internet Backbo
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1131 1079 184 Telenor Internet Access
702 503 1922 404 UUNET - Commercial IP service
5089 367 1658 53 NTL Group Limited
24863 363 57 41 LINKdotNET AS number
9116 323 168 26 Goldenlines main autonomous s
8551 318 313 46 Bezeq International
3301 313 1456 293 TeliaNet Sweden
3320 313 6035 259 Deutsche Telekom AG
6746 285 129 261 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
8220 259 445 243 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
5631 210 7 3 iPcenta European AS
9121 210 1441 24 TTnet Autonomous System
1257 208 1195 173 SWIPnet Swedish IP Network
3292 195 1379 175 TDC Tele Danmark
2856 193 2318 153 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1467 6066 988 AT&T WorldNet Services
4323 1324 1020 370 Time Warner Telecom
2386 1195 614 740 AT&T Data Communications Serv
11492 1116 109 16 Cable One
6478 1107 321 127 AT&T Worldnet Services
6197 1028 717 509 BellSouth Network Solutions,
18566 1018 288 9 Covad Communications
174 966 6776 855 Cogent Communications
701 946 6579 723 UUNET Technologies, Inc.
7011 903 259 544 Citizens Utilities
1239 808 2734 576 Sprint
20115 805 740 436 Charter Communications
19262 768 2765 187 Verizon Global Networks
22773 751 2148 49 Cox Communications, Inc.
209 748 3869 593 Qwest
577 679 811 206 Bell Advanced Communications
5668 627 171 23 CenturyTel Internet Holdings,
852 588 1093 365 Telus Advanced Communications
6517 577 161 37 Yipes Communications, Inc.
855 574 254 73 Canadian Research Network
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1316 1246 Videsh Sanchar Nigam Ltd. Aut
11492 1116 1100 Cable One
4134 1372 1086 CHINANET-BACKBONE
18566 1018 1009 Covad Communications
6478 1107 980 AT&T Worldnet Services
4323 1324 954 Time Warner Telecom
2119 1131 947 Telenor Internet Access
9498 1010 940 BHARTI BT INTERNET LTD.
9583 1122 723 Sify Limited
22773 751 702 Cox Communications, Inc.
8151 899 693 UniNet S.A. de C.V.
17488 738 680 Hathway IP Over Cable Interne
5668 627 604 CenturyTel Internet Holdings,
19262 768 581 Verizon Global Networks
7545 695 581 TPG Internet Pty Ltd
6517 577 540 Yipes Communications, Inc.
18101 581 538 Reliance Infocom Ltd Internet
15270 565 528 PaeTec.net -a division of Pae
6197 1028 519 BellSouth Network Solutions,
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
47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc.
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
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
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
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
24410 UNALLOCATED 203.119.28.0/24 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
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 /12:131
/13:262 /14:471 /15:914 /16:9615 /17:4113 /18:6630
/19:13945 /20:16399 /21:14865 /22:19369 /23:20414 /24:121214
/25:1059 /26:1381 /27:616 /28:288 /29:227 /30:315
/31:0 /32:88
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1107 1116 Cable One
6478 1106 1107 AT&T Worldnet Services
2119 1012 1131 Telenor Internet Access
18566 1000 1018 Covad Communications
9583 964 1122 Sify Limited
23577 916 925 Korea Telecom (ATM-MPLS)
2386 889 1195 AT&T Data Communications Serv
7018 807 1467 AT&T WorldNet Services
7011 801 903 Citizens Utilities
6197 782 1028 BellSouth Network Solutions,
4755 705 1316 Videsh Sanchar Nigam Ltd. Aut
9498 678 1010 BHARTI BT INTERNET LTD.
4766 595 805 Korea Telecom (KIX)
19916 563 568 OLM LLC
17488 561 738 Hathway IP Over Cable Interne
4323 556 1324 Time Warner Telecom
6517 542 577 Yipes Communications, Inc.
15270 530 565 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 12:1807 15:19
16:3 17:3 18:12 20:37 24:947 25:1
32:174 33:3 38:343 40:60 41:243 43:6
44:2 47:4 52:4 55:3 56:3 57:48
58:474 59:383 60:345 61:1015 62:974 63:2003
64:3186 65:2408 66:3345 67:763 68:632 69:1936
70:455 71:113 72:1383 73:2 74:599 75:292
76:91 77:273 78:31 80:848 81:831 82:731
83:383 84:582 85:863 86:339 87:440 88:290
89:953 90:13 91:450 97:6 116:278 117:91
121:255 122:579 123:152 124:873 125:971 128:293
129:213 130:139 131:362 132:54 133:9 134:198
135:39 136:189 137:85 138:149 139:122 140:490
141:172 142:396 143:236 144:287 145:46 146:325
147:120 148:404 149:145 150:111 151:159 152:93
153:120 154:3 155:257 156:156 157:211 158:158
159:166 160:108 161:98 162:185 163:182 164:475
165:396 166:265 167:293 168:509 169:121 170:411
171:22 172:1 189:70 190:919 192:5817 193:3973
194:3208 195:2334 196:1022 198:3893 199:3282 200:5056
201:1148 202:7469 203:7630 204:3987 205:1969 206:2470
207:2918 208:2759 209:3507 210:2434 211:1010 212:1322
213:1501 214:414 215:40 216:3997 217:1168 218:372
219:391 220:1028 221:419 222:267
End of report
