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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 05 Jun, 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/2007/06/05
Analysis Summary
----------------
BGP routing table entries examined: 232341
Prefixes after maximum aggregation: 120161
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 107800
Total ASes present in the Internet Routing Table: 25413
Prefixes per ASN: 9.14
Origin-only ASes present in the Internet Routing Table: 22016
Origin ASes announcing only one prefix: 10676
Transit ASes present in the Internet Routing Table: 3397
Transit-only ASes present in the Internet Routing Table: 82
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 37
Max AS path prepend of ASN (31258) 21
Prefixes from unregistered ASNs in the Routing Table: 42
Unregistered ASNs in the Routing Table: 27
Prefixes from 32-bit ASNs in the Routing Table: 7
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1730132804
Equivalent to 103 /8s, 31 /16s and 187 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 61.9
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 124501
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52639
Total APNIC prefixes after maximum aggregation: 20560
APNIC Deaggregation factor: 2.56
Prefixes being announced from the APNIC address blocks: 49466
Unique aggregates announced from the APNIC address blocks: 21309
APNIC Region origin ASes present in the Internet Routing Table: 2972
APNIC Prefixes per ASN: 16.64
APNIC Region origin ASes announcing only one prefix: 791
APNIC Region transit ASes present in the Internet Routing Table: 465
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 298035388
Equivalent to 17 /8s, 195 /16s and 168 /24s
Percentage of available APNIC address space announced: 73.8
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: 114095
Total ARIN prefixes after maximum aggregation: 63681
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 85046
Unique aggregates announced from the ARIN address blocks: 30849
ARIN Region origin ASes present in the Internet Routing Table: 11617
ARIN Prefixes per ASN: 7.32
ARIN Region origin ASes announcing only one prefix: 4456
ARIN Region transit ASes present in the Internet Routing Table: 1111
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 334802144
Equivalent to 19 /8s, 244 /16s and 172 /24s
Percentage of available ARIN address space announced: 73.9
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: 47671
Total RIPE prefixes after maximum aggregation: 30696
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 44281
Unique aggregates announced from the RIPE address blocks: 28480
RIPE Region origin ASes present in the Internet Routing Table: 9751
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5119
RIPE Region transit ASes present in the Internet Routing Table: 1588
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 37
Number of RIPE addresses announced to Internet: 310142720
Equivalent to 18 /8s, 124 /16s and 103 /24s
Percentage of available RIPE address space announced: 77.0
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: 15196
Total LACNIC prefixes after maximum aggregation: 4177
LACNIC Deaggregation factor: 3.64
Prefixes being announced from the LACNIC address blocks: 13345
Unique aggregates announced from the LACNIC address blocks: 7321
LACNIC Region origin ASes present in the Internet Routing Table: 800
LACNIC Prefixes per ASN: 16.68
LACNIC Region origin ASes announcing only one prefix: 254
LACNIC Region transit ASes present in the Internet Routing Table: 144
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 39254784
Equivalent to 2 /8s, 86 /16s and 251 /24s
Percentage of available LACNIC address space announced: 58.5
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: 2693
Total AfriNIC prefixes after maximum aggregation: 1035
AfriNIC Deaggregation factor: 2.60
Prefixes being announced from the AfriNIC address blocks: 2065
Unique aggregates announced from the AfriNIC address blocks: 1185
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.87
AfriNIC Region origin ASes announcing only one prefix: 56
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6125824
Equivalent to 0 /8s, 93 /16s and 121 /24s
Percentage of available AfriNIC address space announced: 18.3
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 1288 9959 280 CHINANET-BACKBONE
4755 1225 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1102 88 305 Sify Limited
9498 991 469 68 BHARTI BT INTERNET LTD.
23577 924 35 820 Korea Telecom (ATM-MPLS)
4766 786 4943 312 Korea Telecom (KIX)
17488 698 45 39 Hathway IP Over Cable Interne
7545 649 140 79 TPG Internet Pty Ltd
1221 597 1954 438 Telstra Pty Ltd
18101 554 117 35 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 478 218 268 SingTel Optus Pty Ltd
9443 466 121 78 Primus Telecommunications
4812 464 837 77 China Telecom (Shanghai)
9942 432 77 115 COMindico Australia
4802 410 86 147 Wantree Development
2907 364 1716 304 SINET Japan
9829 363 258 15 BSNL National Internet Backbo
17557 358 41 167 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 956 929 656 Telenor Internet Access
702 518 1939 409 UUNET - Commercial IP service
24863 348 48 34 LINKdotNET AS number
5089 339 1658 53 NTL Group Limited
3301 310 1455 289 TeliaNet Sweden
3320 303 4994 253 Deutsche Telekom AG
6746 279 128 255 Dynamic Network Technologies,
680 260 2044 251 DFN-IP service G-WiN
3215 248 2296 95 France Telecom Transpac
8220 248 443 239 COLT Telecommunications
1257 237 1196 178 SWIPnet Swedish IP Network
8708 236 416 230 Romania Data Systems S.A.
3269 215 2647 73 TELECOM ITALIA
3352 212 1863 36 Ibernet, Internet Access Netw
9121 209 1441 24 TTnet Autonomous System
8551 208 197 27 Bezeq International
3246 201 332 188 Song Networks
9116 198 136 25 Goldenlines main autonomous s
3300 189 171 90 AUCS Communications Services
2856 188 2318 147 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4973 6597 733 UUNET Technologies, Inc.
7018 1493 10199 983 AT&T WorldNet Services
4323 1273 1033 367 Time Warner Telecom
2386 1146 596 755 AT&T Data Communications Serv
6478 1105 362 125 AT&T Worldnet Services
11492 1074 105 23 Cable One
6197 1038 707 510 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 955 6777 866 Cogent Communications
705 831 485 382 UUNET Technologies, Inc.
1239 815 2748 578 Sprint
7011 806 229 482 Citizens Utilities
20115 806 725 434 Charter Communications
7046 788 264 645 UUNET Technologies, Inc.
19262 773 2694 205 Verizon Global Networks
209 747 3837 582 Qwest
22773 716 1892 44 Cox Communications, Inc.
577 652 793 205 Bell Advanced Communications
852 605 1090 372 Telus Advanced Communications
7029 604 488 80 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1225 1155 Videsh Sanchar Nigam Ltd. Aut
11492 1074 1051 Cable One
4134 1288 1008 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1105 980 AT&T Worldnet Services
9498 991 923 BHARTI BT INTERNET LTD.
4323 1273 906 Time Warner Telecom
8151 1039 829 UniNet S.A. de C.V.
9583 1102 797 Sify Limited
22773 716 672 Cox Communications, Inc.
17488 698 659 Hathway IP Over Cable Interne
5668 603 586 CenturyTel Internet Holdings,
7545 649 570 TPG Internet Pty Ltd
19262 773 568 Verizon Global Networks
6197 1038 528 BellSouth Network Solutions,
7029 604 524 Alltel Information Services,
18101 554 519 Reliance Infocom Ltd Internet
19916 568 517 OLM LLC
7018 1493 510 AT&T WorldNet Services
15270 544 509 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
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.
65001 PRIVATE 82.213.31.0/24 12975 PALTEL Autonomous Sy
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.11.12.0/24 65534 *
192.0.2.0/24 812 Rogers WAVE
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
94.110.196.0/24 21161 Bechtle Autonomous System
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 /8:19 /9:9 /10:14 /11:34 /12:127
/13:250 /14:455 /15:882 /16:9468 /17:4044 /18:6497
/19:13637 /20:15807 /21:14335 /22:18898 /23:20307 /24:123706
/25:1039 /26:1157 /27:574 /28:264 /29:217 /30:482
/31:0 /32:119
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3719 4973 UUNET Technologies, Inc.
6478 1095 1105 AT&T Worldnet Services
11492 1065 1074 Cable One
18566 992 1010 Covad Communications
9583 940 1102 Sify Limited
23577 910 924 Korea Telecom (ATM-MPLS)
2119 857 956 Telenor Internet Access
2386 849 1146 AT&T Data Communications Serv
7018 805 1493 AT&T WorldNet Services
6197 792 1038 BellSouth Network Solutions,
7011 707 806 Citizens Utilities
9498 660 991 BHARTI BT INTERNET LTD.
4755 624 1225 Videsh Sanchar Nigam Ltd. Aut
4766 593 786 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 541 831 UUNET Technologies, Inc.
7046 537 788 UUNET Technologies, Inc.
4323 521 1273 Time Warner Telecom
17488 519 698 Hathway IP Over Cable Interne
15270 511 544 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:81 9:1 10:1 12:1827
15:19 16:3 17:3 18:8 20:38 24:949
25:1 32:172 33:2 38:319 40:61 41:152
43:6 44:2 47:5 52:4 55:3 56:3
57:51 58:418 59:398 60:306 61:977 62:968
63:3379 64:3237 65:3727 66:3412 67:825 68:632
69:1891 70:526 71:107 72:1326 73:1 74:490
75:265 76:76 77:227 78:2 80:834 81:815
82:703 83:395 84:422 85:817 86:342 87:457
88:275 89:884 90:7 91:337 94:1 97:6
98:3 116:106 121:195 122:535 123:112 124:815
125:944 128:281 129:224 130:138 131:368 132:52
133:9 134:192 135:38 136:185 137:85 138:142
139:122 140:482 141:171 142:394 143:233 144:292
145:43 146:320 147:122 148:397 149:146 150:114
151:159 152:94 153:123 154:5 155:254 156:152
157:187 158:158 159:157 160:107 161:95 162:233
163:185 164:460 165:397 166:240 167:284 168:505
169:120 170:399 171:15 172:1 189:273 190:644
192:5829 193:3882 194:3175 195:2311 196:996 198:3874
199:3377 200:4842 201:1057 202:7428 203:7599 204:4107
205:2168 206:2564 207:3125 208:3355 209:3704 210:2485
211:1011 212:1370 213:1513 214:411 215:40 216:4216
217:1154 218:373 219:385 220:975 221:404 222:263
End of report
