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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 06 Oct, 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/2007/10/06
Analysis Summary
----------------
BGP routing table entries examined: 240834
Prefixes after maximum aggregation: 122227
Deaggregation factor: 1.97
Unique aggregates announced to Internet: 113915
Total ASes present in the Internet Routing Table: 26434
Prefixes per ASN: 9.11
Origin-only ASes present in the Internet Routing Table: 22918
Origin ASes announcing only one prefix: 11182
Transit ASes present in the Internet Routing Table: 3516
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 26
Max AS path prepend of ASN (43329) 20
Prefixes from unregistered ASNs in the Routing Table: 51
Unregistered ASNs in the Routing Table: 19
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1790764492
Equivalent to 106 /8s, 188 /16s and 229 /24s
Percentage of available address space announced: 48.3
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 77.3
Total number of prefixes smaller than registry allocations: 111589
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 58149
Total APNIC prefixes after maximum aggregation: 21260
APNIC Deaggregation factor: 2.74
Prefixes being announced from the APNIC address blocks: 54978
Unique aggregates announced from the APNIC address blocks: 22910
APNIC Region origin ASes present in the Internet Routing Table: 3071
APNIC Prefixes per ASN: 17.90
APNIC Region origin ASes announcing only one prefix: 817
APNIC Region transit ASes present in the Internet Routing Table: 469
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 22
Number of APNIC addresses announced to Internet: 321029044
Equivalent to 19 /8s, 34 /16s and 131 /24s
Percentage of available APNIC address space announced: 79.5
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: 112237
Total ARIN prefixes after maximum aggregation: 63805
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 82596
Unique aggregates announced from the ARIN address blocks: 32176
ARIN Region origin ASes present in the Internet Routing Table: 11868
ARIN Prefixes per ASN: 6.96
ARIN Region origin ASes announcing only one prefix: 4547
ARIN Region transit ASes present in the Internet Routing Table: 1137
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 346962080
Equivalent to 20 /8s, 174 /16s and 56 /24s
Percentage of available ARIN address space announced: 76.6
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: 50219
Total RIPE prefixes after maximum aggregation: 31552
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 46683
Unique aggregates announced from the RIPE address blocks: 30084
RIPE Region origin ASes present in the Internet Routing Table: 10336
RIPE Prefixes per ASN: 4.52
RIPE Region origin ASes announcing only one prefix: 5468
RIPE Region transit ASes present in the Internet Routing Table: 1677
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 330353216
Equivalent to 19 /8s, 176 /16s and 202 /24s
Percentage of available RIPE address space announced: 75.7
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
40960-45055
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: 17373
Total LACNIC prefixes after maximum aggregation: 4535
LACNIC Deaggregation factor: 3.83
Prefixes being announced from the LACNIC address blocks: 15390
Unique aggregates announced from the LACNIC address blocks: 8454
LACNIC Region origin ASes present in the Internet Routing Table: 875
LACNIC Prefixes per ASN: 17.59
LACNIC Region origin ASes announcing only one prefix: 281
LACNIC Region transit ASes present in the Internet Routing Table: 155
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 43840000
Equivalent to 2 /8s, 156 /16s and 242 /24s
Percentage of available LACNIC address space announced: 43.6
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2797
Total AfriNIC prefixes after maximum aggregation: 1059
AfriNIC Deaggregation factor: 2.64
Prefixes being announced from the AfriNIC address blocks: 2368
Unique aggregates announced from the AfriNIC address blocks: 1371
AfriNIC Region origin ASes present in the Internet Routing Table: 209
AfriNIC Prefixes per ASN: 11.33
AfriNIC Region origin ASes announcing only one prefix: 69
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 7533056
Equivalent to 0 /8s, 114 /16s and 242 /24s
Percentage of available AfriNIC address space announced: 22.5
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
4538 2745 2974 36 China Education and Research
4755 1437 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1116 80 417 Sify Limited
4134 1098 11508 297 CHINANET-BACKBONE
9498 996 533 67 BHARTI BT INTERNET LTD.
23577 930 34 796 Korea Telecom (ATM-MPLS)
17488 824 53 65 Hathway IP Over Cable Interne
4766 809 5441 321 Korea Telecom (KIX)
7545 738 159 119 TPG Internet Pty Ltd
18101 603 119 50 Reliance Infocom Ltd Internet
1221 592 1950 436 Telstra Pty Ltd
4802 577 132 146 Wantree Development
4812 548 974 94 China Telecom (Shanghai)
9829 530 1312 9 BSNL National Internet Backbo
4668 517 68 10 LG-EDS Systems Inc.
17676 502 10903 63 Softbank BB Corp.
4808 490 791 118 CNCGROUP IP network: China169
9443 466 122 77 Primus Telecommunications
7474 457 218 269 SingTel Optus Pty Ltd
9942 421 74 111 COMindico Australia
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 475 1920 387 UUNET - Commercial IP service
24863 371 58 37 LINKdotNET AS number
8551 351 334 33 Bezeq International
9116 344 168 27 Goldenlines main autonomous s
3301 317 1457 294 TeliaNet Sweden
3320 313 6035 260 Deutsche Telekom AG
6746 292 131 268 Dynamic Network Technologies,
1273 277 306 104 Cable & Wireless Deutschland
680 269 2045 257 DFN-IP service G-WiN
8708 264 421 242 Romania Data Systems S.A.
8866 263 62 22 Bulgarian Telecommunication C
3215 262 2480 100 France Telecom Transpac
8220 253 444 235 COLT Telecommunications
5089 236 1658 54 NTL Group Limited
3352 231 1898 40 Ibernet, Internet Access Netw
3269 223 2839 73 TELECOM ITALIA
9121 214 1442 25 TTnet Autonomous System
3300 209 172 100 AUCS Communications Services
1257 206 1195 170 SWIPnet Swedish IP Network
2856 195 2303 154 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1482 10266 989 AT&T WorldNet Services
4323 1406 1007 366 Time Warner Telecom
2386 1229 636 740 AT&T Data Communications Serv
11492 1154 113 13 Cable One
6478 1125 329 141 AT&T Worldnet Services
6197 1032 718 508 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 969 6779 844 Cogent Communications
7011 944 287 559 Citizens Utilities
701 879 6574 685 UUNET Technologies, Inc.
20115 833 763 449 Charter Communications
1239 804 2728 562 Sprint
22773 794 2133 54 Cox Communications, Inc.
19262 786 2829 187 Verizon Global Networks
209 731 3818 577 Qwest
577 711 845 203 Bell Advanced Communications
3356 679 10820 370 Level 3 Communications, LLC
5668 656 176 23 CenturyTel Internet Holdings,
852 593 1093 359 Telus Advanced Communications
6517 587 165 36 Yipes Communications, Inc.
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1437 1370 Videsh Sanchar Nigam Ltd. Aut
11492 1154 1141 Cable One
4323 1406 1040 Time Warner Telecom
18566 1028 1019 Covad Communications
6478 1125 984 AT&T Worldnet Services
9498 996 929 BHARTI BT INTERNET LTD.
8151 1046 831 UniNet S.A. de C.V.
4134 1098 801 CHINANET-BACKBONE
17488 824 759 Hathway IP Over Cable Interne
22773 794 740 Cox Communications, Inc.
9583 1116 699 Sify Limited
5668 656 633 CenturyTel Internet Holdings,
7545 738 619 TPG Internet Pty Ltd
19262 786 599 Verizon Global Networks
18101 603 553 Reliance Infocom Ltd Internet
6517 587 551 Yipes Communications, Inc.
15270 581 542 PaeTec.net -a division of Pae
6197 1032 524 BellSouth Network Solutions,
9829 530 521 BSNL National Internet Backbo
19916 568 517 OLM LLC
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
65010 PRIVATE 83.174.240.0/20 28812 BashInformSvyaz Auto
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 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
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
65000 PRIVATE 195.47.102.0/25 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
64631 PRIVATE 199.242.73.0/24 22472 Florida Supreme Cour
64631 PRIVATE 199.242.74.0/24 22472 Florida Supreme Cour
64631 PRIVATE 199.242.96.0/24 22472 Florida Supreme Cour
64631 PRIVATE 199.242.109.0/24 8103 Florida Department o
64631 PRIVATE 199.242.111.0/24 22472 Florida Supreme Cour
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
65000 PRIVATE 213.211.133.162/32 25596 Cambrium Network Ser
65000 PRIVATE 213.211.133.163/32 25596 Cambrium Network Ser
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.253.0/24 4323 Time Warner Telecom
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
101.13.13.0/24 8764 LIETUVOS-TELEKOMAS Autonomous
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
172.11.12.0/24 1803 SPRINT
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 /8:19 /9:9 /10:16 /11:37 /12:136
/13:270 /14:481 /15:944 /16:9752 /17:4206 /18:6805
/19:14598 /20:17577 /21:15652 /22:20185 /23:20951 /24:125728
/25:891 /26:1143 /27:630 /28:266 /29:196 /30:265
/31:0 /32:77
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1146 1154 Cable One
6478 1124 1125 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 960 1116 Sify Limited
23577 921 930 Korea Telecom (ATM-MPLS)
4538 919 2745 China Education and Research
2386 917 1229 AT&T Data Communications Serv
7011 832 944 Citizens Utilities
7018 818 1482 AT&T WorldNet Services
4755 805 1437 Videsh Sanchar Nigam Ltd. Aut
6197 776 1032 BellSouth Network Solutions,
9498 684 996 BHARTI BT INTERNET LTD.
17488 643 824 Hathway IP Over Cable Interne
4766 607 809 Korea Telecom (KIX)
4323 599 1406 Time Warner Telecom
19916 563 568 OLM LLC
15270 544 581 PaeTec.net -a division of Pae
6517 542 587 Yipes Communications, Inc.
5668 518 656 CenturyTel Internet Holdings,
4668 507 517 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:91 12:1804 13:2 15:20 16:3
17:3 18:13 20:36 24:1004 25:1 32:177
33:3 38:350 40:61 41:325 43:6 44:2
47:4 52:4 55:3 56:3 57:39 58:506
59:421 60:376 61:1001 62:1034 63:2002 64:3292
65:2426 66:3564 67:840 68:681 69:1994 70:471
71:124 72:1418 73:5 74:700 75:307 76:142
77:395 78:212 79:3 80:855 81:804 82:594
83:377 84:631 85:860 86:348 87:579 88:289
89:1009 90:37 91:596 97:6 98:3 101:1
116:377 117:190 118:22 121:317 122:615 123:190
124:685 125:1011 128:272 129:202 130:138 131:366
132:60 133:9 134:195 135:34 136:188 137:87
138:156 139:107 140:514 141:174 142:380 143:256
144:311 145:46 146:335 147:125 148:474 149:187
150:112 151:156 152:92 153:121 154:12 155:257
156:160 157:222 158:160 159:200 160:136 161:101
162:174 163:184 164:492 165:397 166:301 167:303
168:500 169:124 170:399 171:22 172:3 189:105
190:1113 192:5789 193:3995 194:3283 195:2573 196:1020
198:3912 199:3242 200:5273 201:1248 202:7786 203:7954
204:3990 205:2039 206:2487 207:2887 208:2898 209:3517
210:2765 211:1215 212:1330 213:1504 214:417 215:45
216:4100 217:1212 218:387 219:451 220:952 221:417
222:306
End of report
