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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 29 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/2007/06/29
Analysis Summary
----------------
BGP routing table entries examined: 233950
Prefixes after maximum aggregation: 120009
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 109337
Total ASes present in the Internet Routing Table: 25628
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 22165
Origin ASes announcing only one prefix: 10801
Transit ASes present in the Internet Routing Table: 3463
Transit-only ASes present in the Internet Routing Table: 83
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 32
Max AS path prepend of ASN (23775) 25
Prefixes from unregistered ASNs in the Routing Table: 54
Unregistered ASNs in the Routing Table: 38
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1731411452
Equivalent to 103 /8s, 51 /16s and 61 /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: 125007
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53800
Total APNIC prefixes after maximum aggregation: 20759
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 50569
Unique aggregates announced from the APNIC address blocks: 21735
APNIC Region origin ASes present in the Internet Routing Table: 3003
APNIC Prefixes per ASN: 16.84
APNIC Region origin ASes announcing only one prefix: 804
APNIC Region transit ASes present in the Internet Routing Table: 473
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 29
Number of APNIC addresses announced to Internet: 301539772
Equivalent to 17 /8s, 249 /16s and 33 /24s
Percentage of available APNIC address space announced: 74.7
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: 113777
Total ARIN prefixes after maximum aggregation: 63377
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84648
Unique aggregates announced from the ARIN address blocks: 31146
ARIN Region origin ASes present in the Internet Routing Table: 11663
ARIN Prefixes per ASN: 7.26
ARIN Region origin ASes announcing only one prefix: 4486
ARIN Region transit ASes present in the Internet Routing Table: 1117
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 24
Number of ARIN addresses announced to Internet: 337621408
Equivalent to 20 /8s, 31 /16s and 177 /24s
Percentage of available ARIN address space announced: 74.5
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: 48352
Total RIPE prefixes after maximum aggregation: 30570
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 44828
Unique aggregates announced from the RIPE address blocks: 28918
RIPE Region origin ASes present in the Internet Routing Table: 9867
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5193
RIPE Region transit ASes present in the Internet Routing Table: 1633
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 321418496
Equivalent to 19 /8s, 40 /16s and 117 /24s
Percentage of available RIPE address space announced: 79.8
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: 15327
Total LACNIC prefixes after maximum aggregation: 4248
LACNIC Deaggregation factor: 3.61
Prefixes being announced from the LACNIC address blocks: 13373
Unique aggregates announced from the LACNIC address blocks: 7532
LACNIC Region origin ASes present in the Internet Routing Table: 816
LACNIC Prefixes per ASN: 16.39
LACNIC Region origin ASes announcing only one prefix: 260
LACNIC Region transit ASes present in the Internet Routing Table: 151
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 31
Number of LACNIC addresses announced to Internet: 39996160
Equivalent to 2 /8s, 98 /16s and 75 /24s
Percentage of available LACNIC address space announced: 59.6
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: 2652
Total AfriNIC prefixes after maximum aggregation: 1047
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2116
Unique aggregates announced from the AfriNIC address blocks: 1242
AfriNIC Region origin ASes present in the Internet Routing Table: 195
AfriNIC Prefixes per ASN: 10.85
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6189824
Equivalent to 0 /8s, 94 /16s and 115 /24s
Percentage of available AfriNIC address space announced: 18.4
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 1345 10157 283 CHINANET-BACKBONE
4755 1241 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1104 79 391 Sify Limited
9498 982 469 66 BHARTI BT INTERNET LTD.
23577 924 35 818 Korea Telecom (ATM-MPLS)
4766 788 4927 311 Korea Telecom (KIX)
17488 707 46 43 Hathway IP Over Cable Interne
7545 694 153 116 TPG Internet Pty Ltd
1221 598 1954 439 Telstra Pty Ltd
18101 565 117 36 Reliance Infocom Ltd Internet
4812 514 904 92 China Telecom (Shanghai)
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 486 218 271 SingTel Optus Pty Ltd
9443 469 121 79 Primus Telecommunications
9942 428 76 110 COMindico Australia
4802 412 105 150 Wantree Development
17974 370 130 13 PT TELEKOMUNIKASI INDONESIA
2907 364 1700 302 SINET Japan
9829 363 258 15 BSNL National Internet Backbo
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 954 1079 181 Telenor Internet Access
702 506 1922 402 UUNET - Commercial IP service
24863 354 56 36 LINKdotNET AS number
5089 335 1658 53 NTL Group Limited
8551 322 312 50 Bezeq International
3301 309 1455 289 TeliaNet Sweden
3320 305 6034 256 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
3215 254 2376 96 France Telecom Transpac
8220 251 440 242 COLT Telecommunications
8708 247 419 238 Romania Data Systems S.A.
3269 222 2775 74 TELECOM ITALIA
3352 219 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 209 1196 174 SWIPnet Swedish IP Network
9116 200 136 25 Goldenlines main autonomous s
3246 199 330 186 Song Networks
2856 196 2318 152 BTnet UK Regional network
3300 193 172 94 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4940 6596 718 UUNET Technologies, Inc.
7018 1481 10174 988 AT&T WorldNet Services
4323 1315 1042 365 Time Warner Telecom
2386 1139 615 753 AT&T Data Communications Serv
6478 1125 367 140 AT&T Worldnet Services
11492 1094 107 23 Cable One
6197 1025 717 512 BellSouth Network Solutions,
18566 1011 288 9 Covad Communications
174 956 6778 866 Cogent Communications
7011 848 251 538 Citizens Utilities
1239 811 2743 581 Sprint
705 810 476 370 UUNET Technologies, Inc.
20115 799 730 425 Charter Communications
7046 779 263 638 UUNET Technologies, Inc.
19262 775 2707 198 Verizon Global Networks
209 755 3855 582 Qwest
22773 728 1892 44 Cox Communications, Inc.
577 659 810 204 Bell Advanced Communications
5668 615 169 21 CenturyTel Internet Holdings,
7029 602 488 80 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1241 1171 Videsh Sanchar Nigam Ltd. Aut
11492 1094 1071 Cable One
4134 1345 1062 CHINANET-BACKBONE
18566 1011 1002 Covad Communications
6478 1125 985 AT&T Worldnet Services
4323 1315 950 Time Warner Telecom
9498 982 916 BHARTI BT INTERNET LTD.
2119 954 773 Telenor Internet Access
9583 1104 713 Sify Limited
22773 728 684 Cox Communications, Inc.
17488 707 664 Hathway IP Over Cable Interne
8151 854 645 UniNet S.A. de C.V.
5668 615 594 CenturyTel Internet Holdings,
7545 694 578 TPG Internet Pty Ltd
19262 775 577 Verizon Global Networks
18101 565 529 Reliance Infocom Ltd Internet
6517 560 526 Yipes Communications, Inc.
7029 602 522 Alltel Information Services,
19916 568 517 OLM LLC
15270 551 516 PaeTec.net -a division of Pae
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.
42984 UNALLOCATED 77.73.128.0/21 2854 RoSprint AS (Global
43190 UNALLOCATED 77.95.248.0/21 39637 PE Netlogics BV
42923 UNALLOCATED 88.199.162.0/24 12968 Crowley Data Poland,
39701 UNALLOCATED 88.204.14.0/24 29047 Stack Ltd. Autonomou
43211 UNALLOCATED 89.45.72.0/21 35002 HERTZA Computers
42935 UNALLOCATED 91.123.208.0/24 12741 INTERNETIA Commercia
42842 UNALLOCATED 91.193.176.0/22 12389 JSC Rostelecom
43196 UNALLOCATED 91.194.154.0/23 174 Cogent Communication
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
42301 UNALLOCATED 193.33.38.0/23 6820 LEIVO Autonomous Sys
43078 UNALLOCATED 193.200.190.0/24 21219 Datacom Autonomous S
43138 UNALLOCATED 193.200.245.0/24 702 UUNET - Commercial I
42452 UNALLOCATED 194.0.129.0/24 8751 Media Sat S.A.
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
65105 PRIVATE 195.219.216.0/21 6453 Teleglobe Inc.
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
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
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 /12:129
/13:265 /14:465 /15:913 /16:9558 /17:4090 /18:6626
/19:13814 /20:16212 /21:14512 /22:19070 /23:20395 /24:123993
/25:1045 /26:1296 /27:574 /28:271 /29:206 /30:327
/31:1 /32:110
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3702 4940 UUNET Technologies, Inc.
6478 1115 1125 AT&T Worldnet Services
11492 1085 1094 Cable One
18566 993 1011 Covad Communications
9583 948 1104 Sify Limited
23577 910 924 Korea Telecom (ATM-MPLS)
2119 846 954 Telenor Internet Access
2386 840 1139 AT&T Data Communications Serv
7018 802 1481 AT&T WorldNet Services
6197 776 1025 BellSouth Network Solutions,
7011 748 848 Citizens Utilities
9498 652 982 BHARTI BT INTERNET LTD.
4755 640 1241 Videsh Sanchar Nigam Ltd. Aut
4766 595 788 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 551 1315 Time Warner Telecom
7046 533 779 UUNET Technologies, Inc.
705 531 810 UUNET Technologies, Inc.
17488 530 707 Hathway IP Over Cable Interne
6517 527 560 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1828 15:18
16:3 17:3 18:11 20:38 24:939 25:1
32:168 33:3 38:329 40:61 41:181 43:6
44:2 47:3 52:4 55:3 56:3 57:53
58:428 59:392 60:316 61:1001 62:933 63:3368
64:3243 65:3709 66:3368 67:760 68:633 69:1907
70:438 71:111 72:1334 73:1 74:544 75:266
76:72 77:257 78:2 80:827 81:821 82:758
83:390 84:433 85:854 86:343 87:477 88:284
89:881 90:7 91:382 97:6 98:3 116:215
117:57 121:213 122:554 123:120 124:834 125:945
128:289 129:225 130:127 131:367 132:53 133:9
134:194 135:39 136:184 137:86 138:148 139:123
140:479 141:173 142:398 143:250 144:298 145:43
146:321 147:123 148:396 149:147 150:113 151:160
152:95 153:126 154:5 155:254 156:152 157:212
158:156 159:158 160:106 161:92 162:222 163:181
164:446 165:410 166:244 167:287 168:499 169:120
170:406 171:18 172:1 189:60 190:677 192:5831
193:3910 194:3196 195:2317 196:990 198:3950 199:3362
200:4913 201:1075 202:7476 203:7626 204:4101 205:2122
206:2627 207:3078 208:3340 209:3625 210:2486 211:1003
212:1332 213:1514 214:414 215:40 216:4162 217:1156
218:380 219:388 220:989 221:416 222:264
End of report
