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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 08 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/2007/07/08
Analysis Summary
----------------
BGP routing table entries examined: 234580
Prefixes after maximum aggregation: 120114
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 109536
Total ASes present in the Internet Routing Table: 25695
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 22279
Origin ASes announcing only one prefix: 10844
Transit ASes present in the Internet Routing Table: 3416
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 31
Max AS path prepend of ASN (42025) 17
Prefixes from unregistered ASNs in the Routing Table: 69
Unregistered ASNs in the Routing Table: 35
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: 1733306948
Equivalent to 103 /8s, 80 /16s and 42 /24s
Percentage of available address space announced: 46.8
Percentage of allocated address space announced: 62.0
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 125604
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53969
Total APNIC prefixes after maximum aggregation: 20809
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 50732
Unique aggregates announced from the APNIC address blocks: 21811
APNIC Region origin ASes present in the Internet Routing Table: 3003
APNIC Prefixes per ASN: 16.89
APNIC Region origin ASes announcing only one prefix: 795
APNIC Region transit ASes present in the Internet Routing Table: 467
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 302005436
Equivalent to 18 /8s, 0 /16s and 60 /24s
Percentage of available APNIC address space announced: 74.8
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: 113862
Total ARIN prefixes after maximum aggregation: 63365
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84673
Unique aggregates announced from the ARIN address blocks: 31120
ARIN Region origin ASes present in the Internet Routing Table: 11675
ARIN Prefixes per ASN: 7.25
ARIN Region origin ASes announcing only one prefix: 4490
ARIN Region transit ASes present in the Internet Routing Table: 1096
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 338705312
Equivalent to 20 /8s, 48 /16s and 59 /24s
Percentage of available ARIN address space announced: 74.8
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: 48618
Total RIPE prefixes after maximum aggregation: 30627
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 45114
Unique aggregates announced from the RIPE address blocks: 28992
RIPE Region origin ASes present in the Internet Routing Table: 9924
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5235
RIPE Region transit ASes present in the Internet Routing Table: 1630
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 321664064
Equivalent to 19 /8s, 44 /16s and 52 /24s
Percentage of available RIPE address space announced: 79.9
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: 15420
Total LACNIC prefixes after maximum aggregation: 4257
LACNIC Deaggregation factor: 3.62
Prefixes being announced from the LACNIC address blocks: 13491
Unique aggregates announced from the LACNIC address blocks: 7629
LACNIC Region origin ASes present in the Internet Routing Table: 822
LACNIC Prefixes per ASN: 16.41
LACNIC Region origin ASes announcing only one prefix: 265
LACNIC Region transit ASes present in the Internet Routing Table: 143
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 31
Number of LACNIC addresses announced to Internet: 40413952
Equivalent to 2 /8s, 104 /16s and 171 /24s
Percentage of available LACNIC address space announced: 60.2
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: 2645
Total AfriNIC prefixes after maximum aggregation: 1046
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2110
Unique aggregates announced from the AfriNIC address blocks: 1243
AfriNIC Region origin ASes present in the Internet Routing Table: 195
AfriNIC Prefixes per ASN: 10.82
AfriNIC Region origin ASes announcing only one prefix: 59
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6279168
Equivalent to 0 /8s, 95 /16s and 208 /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 1263 382 68 Videsh Sanchar Nigam Ltd. Aut
9583 1110 79 394 Sify Limited
9498 1000 469 66 BHARTI BT INTERNET LTD.
23577 941 34 803 Korea Telecom (ATM-MPLS)
4766 781 4927 314 Korea Telecom (KIX)
17488 712 46 52 Hathway IP Over Cable Interne
7545 690 151 115 TPG Internet Pty Ltd
1221 592 1950 438 Telstra Pty Ltd
18101 562 117 37 Reliance Infocom Ltd Internet
4812 528 903 92 China Telecom (Shanghai)
4668 510 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 484 218 270 SingTel Optus Pty Ltd
9443 471 122 78 Primus Telecommunications
9942 431 76 111 COMindico Australia
4802 414 105 152 Wantree Development
17974 372 130 13 PT TELEKOMUNIKASI INDONESIA
2907 365 1701 303 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 1028 1079 181 Telenor Internet Access
702 503 1930 402 UUNET - Commercial IP service
5089 379 1658 53 NTL Group Limited
24863 355 56 36 LINKdotNET AS number
8551 322 312 50 Bezeq International
3301 310 1455 290 TeliaNet Sweden
3320 310 6034 257 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
9116 260 136 25 Goldenlines main autonomous s
3215 255 2376 96 France Telecom Transpac
8220 251 444 242 COLT Telecommunications
8708 249 420 239 Romania Data Systems S.A.
680 242 1883 234 DFN-IP service G-WiN
3269 222 2775 74 TELECOM ITALIA
3352 219 1864 41 Ibernet, Internet Access Netw
1257 210 1196 175 SWIPnet Swedish IP Network
9121 210 1441 24 TTnet Autonomous System
3246 196 327 183 Song Networks
2856 194 2318 151 BTnet UK Regional network
3300 192 172 93 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4926 6596 721 UUNET Technologies, Inc.
7018 1455 10160 976 AT&T WorldNet Services
4323 1317 1037 374 Time Warner Telecom
2386 1211 616 754 AT&T Data Communications Serv
6478 1132 369 137 AT&T Worldnet Services
11492 1095 107 24 Cable One
6197 1027 717 509 BellSouth Network Solutions,
18566 1012 288 9 Covad Communications
174 967 6778 864 Cogent Communications
7011 851 252 537 Citizens Utilities
1239 807 2718 580 Sprint
705 806 476 366 UUNET Technologies, Inc.
20115 798 728 424 Charter Communications
7046 778 263 638 UUNET Technologies, Inc.
19262 777 2724 200 Verizon Global Networks
209 748 3860 582 Qwest
22773 733 1892 46 Cox Communications, Inc.
577 662 810 204 Bell Advanced Communications
5668 616 169 21 CenturyTel Internet Holdings,
7029 613 488 79 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1263 1195 Videsh Sanchar Nigam Ltd. Aut
11492 1095 1071 Cable One
4134 1348 1065 CHINANET-BACKBONE
18566 1012 1003 Covad Communications
6478 1132 995 AT&T Worldnet Services
4323 1317 943 Time Warner Telecom
9498 1000 934 BHARTI BT INTERNET LTD.
2119 1028 847 Telenor Internet Access
9583 1110 716 Sify Limited
22773 733 687 Cox Communications, Inc.
17488 712 660 Hathway IP Over Cable Interne
8151 854 647 UniNet S.A. de C.V.
5668 616 595 CenturyTel Internet Holdings,
19262 777 577 Verizon Global Networks
7545 690 575 TPG Internet Pty Ltd
7029 613 534 Alltel Information Services,
18101 562 525 Reliance Infocom Ltd Internet
6517 561 525 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
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
65103 PRIVATE 87.77.0.0/16 680 DFN-IP service G-WiN
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
65005 PRIVATE 129.26.0.0/16 680 DFN-IP service G-WiN
65103 PRIVATE 130.133.0.0/16 680 DFN-IP service G-WiN
65009 PRIVATE 132.252.0.0/16 680 DFN-IP service G-WiN
65011 PRIVATE 134.61.0.0/16 680 DFN-IP service G-WiN
65009 PRIVATE 134.91.0.0/16 680 DFN-IP service G-WiN
65011 PRIVATE 134.130.0.0/16 680 DFN-IP service G-WiN
65011 PRIVATE 137.226.0.0/16 680 DFN-IP service G-WiN
65105 PRIVATE 141.14.0.0/16 680 DFN-IP service G-WiN
64635 PRIVATE 148.147.0.0/16 18676 Avaya Inc.
65011 PRIVATE 153.96.180.0/24 680 DFN-IP service G-WiN
65103 PRIVATE 160.45.0.0/16 680 DFN-IP service G-WiN
65011 PRIVATE 192.35.229.0/24 680 DFN-IP service G-WiN
65011 PRIVATE 192.44.11.0/24 680 DFN-IP service G-WiN
65005 PRIVATE 192.54.34.0/23 680 DFN-IP service G-WiN
65117 PRIVATE 192.76.176.0/24 680 DFN-IP service G-WiN
65005 PRIVATE 192.76.241.0/24 680 DFN-IP service G-WiN
65005 PRIVATE 192.76.245.0/24 680 DFN-IP service G-WiN
65005 PRIVATE 192.76.246.0/23 680 DFN-IP service G-WiN
65005 PRIVATE 192.76.248.0/24 680 DFN-IP service G-WiN
65011 PRIVATE 192.102.148.0/24 680 DFN-IP service G-WiN
65105 PRIVATE 192.109.48.0/24 680 DFN-IP service G-WiN
65500 PRIVATE 192.239.84.0/24 10886 University of Maryla
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
65000 PRIVATE 199.133.62.0/24 10886 University of Maryla
65000 PRIVATE 199.133.63.0/24 10886 University of Maryla
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 /10:15 /11:36 /12:130
/13:265 /14:466 /15:908 /16:9577 /17:4081 /18:6608
/19:13823 /20:16332 /21:14540 /22:19249 /23:20445 /24:124217
/25:1041 /26:1320 /27:572 /28:276 /29:221 /30:320
/31:1 /32:110
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3689 4926 UUNET Technologies, Inc.
6478 1122 1132 AT&T Worldnet Services
11492 1086 1095 Cable One
18566 994 1012 Covad Communications
9583 952 1110 Sify Limited
23577 932 941 Korea Telecom (ATM-MPLS)
2119 917 1028 Telenor Internet Access
2386 904 1211 AT&T Data Communications Serv
7018 791 1455 AT&T WorldNet Services
6197 780 1027 BellSouth Network Solutions,
7011 750 851 Citizens Utilities
9498 670 1000 BHARTI BT INTERNET LTD.
4755 657 1263 Videsh Sanchar Nigam Ltd. Aut
4766 588 781 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 549 1317 Time Warner Telecom
17488 535 712 Hathway IP Over Cable Interne
7046 532 778 UUNET Technologies, Inc.
705 527 806 UUNET Technologies, Inc.
6517 527 561 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:85 9:1 12:1825 15:19
16:3 17:3 18:11 20:37 24:940 25:1
32:167 33:3 38:333 40:61 41:185 43:6
44:2 47:3 52:4 55:3 56:3 57:53
58:430 59:391 60:322 61:1001 62:932 63:3346
64:3248 65:3697 66:3390 67:758 68:629 69:1912
70:439 71:106 72:1341 73:2 74:566 75:266
76:74 77:265 78:18 80:854 81:819 82:723
83:395 84:496 85:862 86:341 87:442 88:281
89:888 90:7 91:406 97:6 98:4 116:251
117:45 121:221 122:573 123:124 124:833 125:948
128:288 129:215 130:139 131:361 132:54 133:9
134:195 135:38 136:184 137:85 138:148 139:120
140:483 141:173 142:398 143:236 144:295 145:43
146:325 147:123 148:399 149:147 150:113 151:160
152:94 153:126 154:5 155:251 156:153 157:213
158:157 159:159 160:105 161:95 162:220 163:181
164:476 165:418 166:293 167:287 168:502 169:120
170:406 171:18 172:1 189:62 190:710 192:5807
193:3925 194:3197 195:2327 196:980 198:3931 199:3345
200:4929 201:1093 202:7442 203:7631 204:4094 205:2131
206:2617 207:3063 208:3352 209:3629 210:2464 211:1009
212:1325 213:1505 214:409 215:41 216:4168 217:1164
218:379 219:391 220:993 221:420 222:264
End of report
