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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 16 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/2007/07/16
Analysis Summary
----------------
BGP routing table entries examined: 235204
Prefixes after maximum aggregation: 120009
Deaggregation factor: 1.96
Unique aggregates announced to Internet: 108802
Total ASes present in the Internet Routing Table: 25759
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 22336
Origin ASes announcing only one prefix: 10880
Transit ASes present in the Internet Routing Table: 3423
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 24
Max AS path prepend of ASN (16327) 21
Prefixes from unregistered ASNs in the Routing Table: 45
Unregistered ASNs in the Routing Table: 29
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: 1738034308
Equivalent to 103 /8s, 152 /16s and 76 /24s
Percentage of available address space announced: 46.9
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 126016
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 54043
Total APNIC prefixes after maximum aggregation: 20442
APNIC Deaggregation factor: 2.64
Prefixes being announced from the APNIC address blocks: 50799
Unique aggregates announced from the APNIC address blocks: 20832
APNIC Region origin ASes present in the Internet Routing Table: 3015
APNIC Prefixes per ASN: 16.85
APNIC Region origin ASes announcing only one prefix: 802
APNIC Region transit ASes present in the Internet Routing Table: 467
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 304449212
Equivalent to 18 /8s, 37 /16s and 134 /24s
Percentage of available APNIC address space announced: 75.4
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: 114056
Total ARIN prefixes after maximum aggregation: 63472
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84835
Unique aggregates announced from the ARIN address blocks: 31262
ARIN Region origin ASes present in the Internet Routing Table: 11696
ARIN Prefixes per ASN: 7.25
ARIN Region origin ASes announcing only one prefix: 4498
ARIN Region transit ASes present in the Internet Routing Table: 1128
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 339149728
Equivalent to 20 /8s, 55 /16s and 3 /24s
Percentage of available ARIN address space announced: 74.9
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: 48842
Total RIPE prefixes after maximum aggregation: 30750
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 45271
Unique aggregates announced from the RIPE address blocks: 29069
RIPE Region origin ASes present in the Internet Routing Table: 9953
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5256
RIPE Region transit ASes present in the Internet Routing Table: 1610
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 322954112
Equivalent to 19 /8s, 63 /16s and 227 /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: 15544
Total LACNIC prefixes after maximum aggregation: 4281
LACNIC Deaggregation factor: 3.63
Prefixes being announced from the LACNIC address blocks: 13582
Unique aggregates announced from the LACNIC address blocks: 7651
LACNIC Region origin ASes present in the Internet Routing Table: 820
LACNIC Prefixes per ASN: 16.56
LACNIC Region origin ASes announcing only one prefix: 262
LACNIC Region transit ASes present in the Internet Routing Table: 143
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 40534528
Equivalent to 2 /8s, 106 /16s and 130 /24s
Percentage of available LACNIC address space announced: 60.4
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: 2678
Total AfriNIC prefixes after maximum aggregation: 1054
AfriNIC Deaggregation factor: 2.54
Prefixes being announced from the AfriNIC address blocks: 2182
Unique aggregates announced from the AfriNIC address blocks: 1281
AfriNIC Region origin ASes present in the Internet Routing Table: 198
AfriNIC Prefixes per ASN: 11.02
AfriNIC Region origin ASes announcing only one prefix: 62
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: 16
Number of AfriNIC addresses announced to Internet: 6299648
Equivalent to 0 /8s, 96 /16s and 32 /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 1354 10699 286 CHINANET-BACKBONE
4755 1278 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1114 108 15 Sify Limited
9498 970 533 70 BHARTI BT INTERNET LTD.
23577 932 34 797 Korea Telecom (ATM-MPLS)
4766 784 4929 314 Korea Telecom (KIX)
17488 720 63 60 Hathway IP Over Cable Interne
7545 690 150 111 TPG Internet Pty Ltd
1221 592 1951 437 Telstra Pty Ltd
18101 566 117 41 Reliance Infocom Ltd Internet
4812 523 907 93 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 486 218 270 SingTel Optus Pty Ltd
9443 473 122 78 Primus Telecommunications
9942 437 76 112 COMindico Australia
4802 414 105 152 Wantree Development
17974 370 130 13 PT TELEKOMUNIKASI INDONESIA
2907 365 1701 303 SINET Japan
9829 364 258 16 BSNL National Internet Backbo
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1026 1063 180 Telenor Internet Access
702 499 1921 400 UUNET - Commercial IP service
5089 369 1658 53 NTL Group Limited
24863 357 56 40 LINKdotNET AS number
8551 322 312 50 Bezeq International
9116 316 168 25 Goldenlines main autonomous s
3301 311 1456 291 TeliaNet Sweden
3320 307 6034 254 Deutsche Telekom AG
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 218 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 208 1195 173 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
3300 194 172 94 AUCS Communications Services
2856 192 2318 152 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4859 6562 711 UUNET Technologies, Inc.
7018 1471 6066 989 AT&T WorldNet Services
4323 1316 1021 372 Time Warner Telecom
2386 1214 632 755 AT&T Data Communications Serv
6478 1129 371 149 AT&T Worldnet Services
11492 1099 107 27 Cable One
6197 1027 717 508 BellSouth Network Solutions,
18566 1014 288 9 Covad Communications
174 965 6776 853 Cogent Communications
7011 857 252 537 Citizens Utilities
1239 813 2726 579 Sprint
705 809 476 369 UUNET Technologies, Inc.
20115 800 734 428 Charter Communications
7046 774 246 635 UUNET Technologies, Inc.
209 767 3872 598 Qwest
19262 755 2738 181 Verizon Global Networks
22773 739 1893 50 Cox Communications, Inc.
577 662 810 205 Bell Advanced Communications
5668 615 169 21 CenturyTel Internet Holdings,
7029 612 488 79 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1278 1207 Videsh Sanchar Nigam Ltd. Aut
9583 1114 1099 Sify Limited
11492 1099 1072 Cable One
4134 1354 1068 CHINANET-BACKBONE
18566 1014 1005 Covad Communications
6478 1129 980 AT&T Worldnet Services
4323 1316 944 Time Warner Telecom
9498 970 900 BHARTI BT INTERNET LTD.
2119 1026 846 Telenor Internet Access
22773 739 689 Cox Communications, Inc.
17488 720 660 Hathway IP Over Cable Interne
8151 853 645 UniNet S.A. de C.V.
5668 615 594 CenturyTel Internet Holdings,
7545 690 579 TPG Internet Pty Ltd
19262 755 574 Verizon Global Networks
7029 612 533 Alltel Information Services,
18101 566 525 Reliance Infocom Ltd Internet
6517 561 525 Yipes Communications, Inc.
6197 1027 519 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
47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc.
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
43293 UNALLOCATED 77.93.64.0/19 9009 Vadium Autonomous Sy
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
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
65101 PRIVATE 203.127.145.0/24 9255 Singapore Telecom
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 16810 Net2000
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 /12:132
/13:261 /14:470 /15:912 /16:9597 /17:4086 /18:6603
/19:13852 /20:16343 /21:14661 /22:19308 /23:20526 /24:124547
/25:1031 /26:1313 /27:572 /28:268 /29:210 /30:320
/31:7 /32:107
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3632 4859 UUNET Technologies, Inc.
6478 1119 1129 AT&T Worldnet Services
11492 1090 1099 Cable One
18566 996 1014 Covad Communications
9583 949 1114 Sify Limited
23577 923 932 Korea Telecom (ATM-MPLS)
2119 916 1026 Telenor Internet Access
2386 904 1214 AT&T Data Communications Serv
7018 797 1471 AT&T WorldNet Services
6197 781 1027 BellSouth Network Solutions,
7011 756 857 Citizens Utilities
4755 673 1278 Videsh Sanchar Nigam Ltd. Aut
9498 644 970 BHARTI BT INTERNET LTD.
4766 588 784 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 551 1316 Time Warner Telecom
17488 542 720 Hathway IP Over Cable Interne
7046 531 774 UUNET Technologies, Inc.
705 529 809 UUNET Technologies, Inc.
6517 527 561 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:83 9:1 12:1832 15:19
16:3 17:3 18:11 20:37 24:939 25:1
32:167 33:3 38:334 40:60 41:212 43:6
44:2 47:3 52:4 55:3 56:3 57:54
58:434 59:380 60:336 61:1002 62:930 63:3354
64:3245 65:3706 66:3391 67:756 68:626 69:1912
70:438 71:106 72:1353 73:2 74:571 75:270
76:74 77:280 78:19 80:834 81:817 82:717
83:390 84:503 85:874 86:342 87:449 88:285
89:906 90:7 91:419 97:6 98:4 116:248
117:49 121:233 122:576 123:132 124:868 125:941
128:289 129:223 130:140 131:363 132:54 133:9
134:195 135:38 136:175 137:86 138:156 139:123
140:495 141:173 142:397 143:234 144:298 145:45
146:324 147:123 148:400 149:148 150:113 151:160
152:92 153:127 154:3 155:255 156:153 157:214
158:159 159:162 160:102 161:96 162:221 163:181
164:473 165:411 166:294 167:290 168:511 169:119
170:409 171:20 172:1 189:61 190:746 192:5805
193:3939 194:3194 195:2313 196:1017 198:3925 199:3353
200:4917 201:1098 202:7473 203:7625 204:4107 205:2121
206:2621 207:3088 208:3360 209:3633 210:2453 211:979
212:1319 213:1536 214:408 215:41 216:4171 217:1159
218:382 219:392 220:1001 221:416 222:266
End of report
