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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 28 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/2007/06/28
Analysis Summary
----------------
BGP routing table entries examined: 233862
Prefixes after maximum aggregation: 120200
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 109217
Total ASes present in the Internet Routing Table: 25611
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 22215
Origin ASes announcing only one prefix: 10800
Transit ASes present in the Internet Routing Table: 3396
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 31
Max AS path prepend of ASN (16327) 21
Prefixes from unregistered ASNs in the Routing Table: 49
Unregistered ASNs in the Routing Table: 31
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: 12
Number of addresses announced to Internet: 1728011004
Equivalent to 102 /8s, 255 /16s and 90 /24s
Percentage of available address space announced: 46.6
Percentage of allocated address space announced: 61.8
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 125038
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53745
Total APNIC prefixes after maximum aggregation: 20763
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 50523
Unique aggregates announced from the APNIC address blocks: 21701
APNIC Region origin ASes present in the Internet Routing Table: 3003
APNIC Prefixes per ASN: 16.82
APNIC Region origin ASes announcing only one prefix: 807
APNIC Region transit ASes present in the Internet Routing Table: 470
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 300872636
Equivalent to 17 /8s, 238 /16s and 243 /24s
Percentage of available APNIC address space announced: 74.5
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: 113870
Total ARIN prefixes after maximum aggregation: 63342
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84626
Unique aggregates announced from the ARIN address blocks: 31086
ARIN Region origin ASes present in the Internet Routing Table: 11657
ARIN Prefixes per ASN: 7.26
ARIN Region origin ASes announcing only one prefix: 4477
ARIN Region transit ASes present in the Internet Routing Table: 1107
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 337374368
Equivalent to 20 /8s, 27 /16s and 236 /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: 48272
Total RIPE prefixes after maximum aggregation: 30821
RIPE Deaggregation factor: 1.57
Prefixes being announced from the RIPE address blocks: 44759
Unique aggregates announced from the RIPE address blocks: 28894
RIPE Region origin ASes present in the Internet Routing Table: 9863
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5199
RIPE Region transit ASes present in the Internet Routing Table: 1598
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 319092992
Equivalent to 19 /8s, 4 /16s and 249 /24s
Percentage of available RIPE address space announced: 79.2
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: 15285
Total LACNIC prefixes after maximum aggregation: 4225
LACNIC Deaggregation factor: 3.62
Prefixes being announced from the LACNIC address blocks: 13346
Unique aggregates announced from the LACNIC address blocks: 7531
LACNIC Region origin ASes present in the Internet Routing Table: 815
LACNIC Prefixes per ASN: 16.38
LACNIC Region origin ASes announcing only one prefix: 259
LACNIC Region transit ASes present in the Internet Routing Table: 146
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 31
Number of LACNIC addresses announced to Internet: 39884800
Equivalent to 2 /8s, 96 /16s and 152 /24s
Percentage of available LACNIC address space announced: 59.4
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: 2647
Total AfriNIC prefixes after maximum aggregation: 1041
AfriNIC Deaggregation factor: 2.54
Prefixes being announced from the AfriNIC address blocks: 2112
Unique aggregates announced from the AfriNIC address blocks: 1242
AfriNIC Region origin ASes present in the Internet Routing Table: 194
AfriNIC Prefixes per ASN: 10.89
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: 4.0
Max AfriNIC Region AS path length visible: 15
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 1342 10005 282 CHINANET-BACKBONE
4755 1241 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1105 79 393 Sify Limited
9498 980 469 66 BHARTI BT INTERNET LTD.
23577 920 35 818 Korea Telecom (ATM-MPLS)
4766 789 4943 312 Korea Telecom (KIX)
17488 707 46 43 Hathway IP Over Cable Interne
7545 685 151 108 TPG Internet Pty Ltd
1221 598 1954 438 Telstra Pty Ltd
18101 564 117 36 Reliance Infocom Ltd Internet
4812 509 884 88 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 468 121 78 Primus Telecommunications
9942 429 76 111 COMindico Australia
4802 414 105 152 Wantree Development
17974 370 129 12 PT TELEKOMUNIKASI INDONESIA
2907 365 1700 302 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 948 932 472 Telenor Internet Access
702 512 1938 403 UUNET - Commercial IP service
24863 354 56 36 LINKdotNET AS number
5089 334 1658 53 NTL Group Limited
8551 322 312 50 Bezeq International
3301 310 1455 290 TeliaNet Sweden
3320 306 6034 257 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 249 440 240 COLT Telecommunications
8708 248 419 238 Romania Data Systems S.A.
3269 222 2775 74 TELECOM ITALIA
3352 217 1864 41 Ibernet, Internet Access Netw
1257 211 1196 176 SWIPnet Swedish IP Network
9121 210 1441 24 TTnet Autonomous System
9116 200 136 25 Goldenlines main autonomous s
3246 198 330 185 Song Networks
2856 195 2318 151 BTnet UK Regional network
12479 191 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4944 6581 725 UUNET Technologies, Inc.
7018 1478 10189 979 AT&T WorldNet Services
4323 1308 1026 364 Time Warner Telecom
2386 1204 615 753 AT&T Data Communications Serv
6478 1125 367 140 AT&T Worldnet Services
11492 1094 107 23 Cable One
6197 1026 717 510 BellSouth Network Solutions,
18566 1011 288 9 Covad Communications
174 958 6778 869 Cogent Communications
7011 848 250 538 Citizens Utilities
705 809 476 369 UUNET Technologies, Inc.
1239 809 2742 578 Sprint
20115 799 730 425 Charter Communications
7046 777 263 638 UUNET Technologies, Inc.
19262 774 2705 198 Verizon Global Networks
209 756 3855 583 Qwest
22773 728 1892 44 Cox Communications, Inc.
577 659 810 204 Bell Advanced Communications
5668 615 169 21 CenturyTel Internet Holdings,
7029 603 488 80 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1241 1170 Videsh Sanchar Nigam Ltd. Aut
11492 1094 1071 Cable One
4134 1342 1060 CHINANET-BACKBONE
18566 1011 1002 Covad Communications
6478 1125 985 AT&T Worldnet Services
4323 1308 944 Time Warner Telecom
9498 980 914 BHARTI BT INTERNET LTD.
9583 1105 712 Sify Limited
22773 728 684 Cox Communications, Inc.
17488 707 664 Hathway IP Over Cable Interne
8151 850 642 UniNet S.A. de C.V.
5668 615 594 CenturyTel Internet Holdings,
7545 685 577 TPG Internet Pty Ltd
19262 774 576 Verizon Global Networks
18101 564 528 Reliance Infocom Ltd Internet
6517 560 526 Yipes Communications, Inc.
7029 603 523 Alltel Information Services,
19916 568 517 OLM LLC
6197 1026 516 BellSouth Network Solutions,
15270 550 515 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.
42923 UNALLOCATED 88.199.162.0/24 12968 Crowley Data Poland,
39701 UNALLOCATED 88.204.14.0/24 29047 Stack Ltd. Autonomou
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
65500 PRIVATE 192.239.84.0/24 10886 University of Maryla
42301 UNALLOCATED 193.33.38.0/23 6820 LEIVO Autonomous Sys
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
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
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
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
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 /8:18 /9:9 /10:15 /11:35 /12:129
/13:264 /14:464 /15:912 /16:9547 /17:4092 /18:6617
/19:13798 /20:16199 /21:14487 /22:19040 /23:20375 /24:124042
/25:1045 /26:1289 /27:573 /28:270 /29:206 /30:324
/31:1 /32:111
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3700 4944 UUNET Technologies, Inc.
6478 1115 1125 AT&T Worldnet Services
11492 1085 1094 Cable One
18566 993 1011 Covad Communications
9583 947 1105 Sify Limited
23577 906 920 Korea Telecom (ATM-MPLS)
2386 905 1204 AT&T Data Communications Serv
2119 846 948 Telenor Internet Access
7018 799 1478 AT&T WorldNet Services
6197 777 1026 BellSouth Network Solutions,
7011 749 848 Citizens Utilities
9498 651 980 BHARTI BT INTERNET LTD.
4755 639 1241 Videsh Sanchar Nigam Ltd. Aut
4766 595 789 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 546 1308 Time Warner Telecom
7046 531 777 UUNET Technologies, Inc.
705 530 809 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 8:82 9:1 12:1829 15:18
16:3 17:3 18:11 20:38 24:936 25:1
32:168 33:3 38:330 40:61 41:181 43:6
44:2 47:4 52:4 55:3 56:3 57:53
58:420 59:392 60:315 61:1003 62:929 63:3369
64:3243 65:3701 66:3397 67:760 68:633 69:1904
70:437 71:112 72:1329 73:1 74:544 75:265
76:76 77:255 78:2 80:823 81:818 82:756
83:392 84:431 85:859 86:338 87:478 88:284
89:883 90:7 91:379 94:1 97:6 98:3
116:215 117:57 121:212 122:554 123:121 124:836
125:943 128:287 129:225 130:127 131:367 132:53
133:9 134:194 135:39 136:184 137:86 138:148
139:123 140:479 141:173 142:398 143:249 144:299
145:43 146:321 147:123 148:400 149:150 150:113
151:160 152:95 153:126 154:5 155:254 156:152
157:212 158:157 159:158 160:106 161:94 162:229
163:181 164:460 165:409 166:294 167:287 168:513
169:120 170:405 171:18 172:1 189:60 190:675
192:5821 193:3905 194:3194 195:2317 196:988 198:3948
199:3359 200:4907 201:1077 202:7476 203:7613 204:4108
205:2142 206:2628 207:3047 208:3342 209:3630 210:2485
211:1004 212:1331 213:1518 214:404 215:40 216:4174
217:1151 218:381 219:388 220:989 221:418 222:264
End of report
