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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 27 May, 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/2007/05/27
Analysis Summary
----------------
BGP routing table entries examined: 231471
Prefixes after maximum aggregation: 119539
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 106425
Total ASes present in the Internet Routing Table: 25363
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 21930
Origin ASes announcing only one prefix: 10656
Transit ASes present in the Internet Routing Table: 3433
Transit-only ASes present in the Internet Routing Table: 86
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 29
Max AS path prepend of ASN (23775) 25
Prefixes from unregistered ASNs in the Routing Table: 43
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: 11
Number of addresses announced to Internet: 1706980620
Equivalent to 101 /8s, 190 /16s and 117 /24s
Percentage of available address space announced: 46.1
Percentage of allocated address space announced: 61.0
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 123992
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52302
Total APNIC prefixes after maximum aggregation: 20195
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 49157
Unique aggregates announced from the APNIC address blocks: 20217
APNIC Region origin ASes present in the Internet Routing Table: 2966
APNIC Prefixes per ASN: 16.57
APNIC Region origin ASes announcing only one prefix: 793
APNIC Region transit ASes present in the Internet Routing Table: 460
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 29
Number of APNIC addresses announced to Internet: 295673148
Equivalent to 17 /8s, 159 /16s and 157 /24s
Percentage of available APNIC address space announced: 73.2
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: 113767
Total ARIN prefixes after maximum aggregation: 63506
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84853
Unique aggregates announced from the ARIN address blocks: 30808
ARIN Region origin ASes present in the Internet Routing Table: 11617
ARIN Prefixes per ASN: 7.30
ARIN Region origin ASes announcing only one prefix: 4466
ARIN Region transit ASes present in the Internet Routing Table: 1128
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 334313952
Equivalent to 19 /8s, 237 /16s and 57 /24s
Percentage of available ARIN address space announced: 73.8
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: 47429
Total RIPE prefixes after maximum aggregation: 30625
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43956
Unique aggregates announced from the RIPE address blocks: 28260
RIPE Region origin ASes present in the Internet Routing Table: 9702
RIPE Prefixes per ASN: 4.53
RIPE Region origin ASes announcing only one prefix: 5080
RIPE Region transit ASes present in the Internet Routing Table: 1616
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 306765120
Equivalent to 18 /8s, 72 /16s and 221 /24s
Percentage of available RIPE address space announced: 76.2
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: 15303
Total LACNIC prefixes after maximum aggregation: 4163
LACNIC Deaggregation factor: 3.68
Prefixes being announced from the LACNIC address blocks: 13417
Unique aggregates announced from the LACNIC address blocks: 7301
LACNIC Region origin ASes present in the Internet Routing Table: 800
LACNIC Prefixes per ASN: 16.77
LACNIC Region origin ASes announcing only one prefix: 260
LACNIC Region transit ASes present in the Internet Routing Table: 145
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 38936064
Equivalent to 2 /8s, 82 /16s and 30 /24s
Percentage of available LACNIC address space announced: 58.0
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: 2622
Total AfriNIC prefixes after maximum aggregation: 1038
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2053
Unique aggregates announced from the AfriNIC address blocks: 1181
AfriNIC Region origin ASes present in the Internet Routing Table: 191
AfriNIC Prefixes per ASN: 10.75
AfriNIC Region origin ASes announcing only one prefix: 57
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6121216
Equivalent to 0 /8s, 93 /16s and 103 /24s
Percentage of available AfriNIC address space announced: 18.2
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 1284 9950 277 CHINANET-BACKBONE
4755 1222 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1118 108 16 Sify Limited
9498 983 469 71 BHARTI BT INTERNET LTD.
23577 926 35 822 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 651 43 56 Hathway IP Over Cable Interne
7545 645 142 79 TPG Internet Pty Ltd
1221 593 1954 436 Telstra Pty Ltd
18101 547 116 37 Reliance Infocom Ltd Internet
4668 505 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 482 218 270 SingTel Optus Pty Ltd
4812 458 820 75 China Telecom (Shanghai)
9443 456 115 75 Primus Telecommunications
9942 440 76 113 COMindico Australia
4802 412 86 149 Wantree Development
9829 362 258 14 BSNL National Internet Backbo
2907 359 1732 305 SINET Japan
17557 354 37 169 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 955 928 654 Telenor Internet Access
702 515 1923 408 UUNET - Commercial IP service
24863 344 47 31 LINKdotNET AS number
5089 338 1658 53 NTL Group Limited
3301 309 1455 289 TeliaNet Sweden
3320 305 4994 252 Deutsche Telekom AG
6746 280 128 255 Dynamic Network Technologies,
680 260 2044 251 DFN-IP service G-WiN
8220 253 456 243 COLT Telecommunications
3215 246 2279 94 France Telecom Transpac
1257 235 1180 168 SWIPnet Swedish IP Network
8708 235 288 229 Romania Data Systems S.A.
3269 216 2647 74 TELECOM ITALIA
8551 208 197 27 Bezeq International
3246 206 337 193 Song Networks
3352 200 1799 36 Ibernet, Internet Access Netw
9116 199 136 25 Goldenlines main autonomous s
3300 189 171 91 AUCS Communications Services
2856 187 2318 146 BTnet UK Regional network
12479 184 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5015 6613 731 UUNET Technologies, Inc.
7018 1506 10216 992 AT&T WorldNet Services
4323 1265 1032 362 Time Warner Telecom
2386 1152 596 757 AT&T Data Communications Serv
6478 1100 343 121 AT&T Worldnet Services
11492 1073 104 24 Cable One
6197 1040 706 508 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 947 6744 856 Cogent Communications
705 839 491 375 UUNET Technologies, Inc.
1239 822 2740 581 Sprint
20115 807 724 428 Charter Communications
7011 799 227 476 Citizens Utilities
19262 772 2661 205 Verizon Global Networks
7046 760 262 635 UUNET Technologies, Inc.
209 744 3836 582 Qwest
22773 722 1892 44 Cox Communications, Inc.
577 650 793 205 Bell Advanced Communications
852 603 1074 370 Telus Advanced Communications
5668 598 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1222 1152 Videsh Sanchar Nigam Ltd. Aut
9583 1118 1102 Sify Limited
8151 1284 1087 UniNet S.A. de C.V.
11492 1073 1049 Cable One
4134 1284 1007 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1100 979 AT&T Worldnet Services
9498 983 912 BHARTI BT INTERNET LTD.
4323 1265 903 Time Warner Telecom
22773 722 678 Cox Communications, Inc.
17488 651 595 Hathway IP Over Cable Interne
5668 598 581 CenturyTel Internet Holdings,
19262 772 567 Verizon Global Networks
7545 645 566 TPG Internet Pty Ltd
6197 1040 532 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1506 514 AT&T WorldNet Services
18101 547 510 Reliance Infocom Ltd Internet
7029 583 506 Alltel Information Services,
15270 541 506 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.
65242 PRIVATE 64.222.142.0/24 13674 Bell Atlantic Global
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
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
65105 PRIVATE 195.219.216.0/21 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 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 /10:14 /11:35 /12:126
/13:249 /14:454 /15:878 /16:9451 /17:3959 /18:6481
/19:13624 /20:15751 /21:14240 /22:18819 /23:20275 /24:123343
/25:1001 /26:1131 /27:565 /28:260 /29:193 /30:478
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3763 5015 UUNET Technologies, Inc.
6478 1091 1100 AT&T Worldnet Services
11492 1059 1073 Cable One
18566 992 1010 Covad Communications
9583 948 1118 Sify Limited
23577 912 926 Korea Telecom (ATM-MPLS)
2119 855 955 Telenor Internet Access
2386 848 1152 AT&T Data Communications Serv
7018 811 1506 AT&T WorldNet Services
6197 795 1040 BellSouth Network Solutions,
7011 700 799 Citizens Utilities
8151 685 1284 UniNet S.A. de C.V.
9498 653 983 BHARTI BT INTERNET LTD.
4755 619 1222 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 546 839 UUNET Technologies, Inc.
7046 533 760 UUNET Technologies, Inc.
4323 524 1265 Time Warner Telecom
15270 508 541 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:80 9:1 10:1 12:1825
15:19 16:3 17:3 18:8 20:38 24:946
25:1 32:173 33:2 38:313 40:61 41:139
43:6 44:2 47:5 52:4 55:3 56:3
57:51 58:403 59:392 60:302 61:962 62:945
63:3391 64:3234 65:3729 66:3390 67:826 68:641
69:1864 70:519 71:105 72:1322 73:1 74:484
75:263 76:62 77:200 78:2 80:828 81:794
82:641 83:405 84:417 85:808 86:343 87:466
88:270 89:869 90:7 91:320 97:6 116:83
121:193 122:531 123:107 124:820 125:911 128:279
129:223 130:129 131:366 132:52 133:9 134:192
135:38 136:186 137:85 138:140 139:122 140:466
141:171 142:392 143:234 144:294 145:43 146:322
147:121 148:394 149:147 150:115 151:159 152:94
153:124 154:5 155:254 156:152 157:182 158:158
159:158 160:106 161:93 162:234 163:185 164:460
165:406 166:240 167:283 168:498 169:119 170:402
171:16 172:1 189:530 190:625 192:5837 193:3874
194:3162 195:2299 196:1003 198:3855 199:3363 200:4787
201:1035 202:7371 203:7574 204:4111 205:2177 206:2577
207:3116 208:3350 209:3716 210:2474 211:1008 212:1373
213:1514 214:412 215:40 216:4208 217:1159 218:379
219:384 220:958 221:407 222:263
End of report
