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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 23 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/2007/06/23
Analysis Summary
----------------
BGP routing table entries examined: 233357
Prefixes after maximum aggregation: 120286
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 108848
Total ASes present in the Internet Routing Table: 25595
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 22127
Origin ASes announcing only one prefix: 10770
Transit ASes present in the Internet Routing Table: 3468
Transit-only ASes present in the Internet Routing Table: 87
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 22
Max AS path prepend of ASN (24802) 13
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: 4
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1725674236
Equivalent to 102 /8s, 219 /16s and 178 /24s
Percentage of available address space announced: 46.6
Percentage of allocated address space announced: 61.7
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 124863
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53560
Total APNIC prefixes after maximum aggregation: 20754
APNIC Deaggregation factor: 2.58
Prefixes being announced from the APNIC address blocks: 50360
Unique aggregates announced from the APNIC address blocks: 21653
APNIC Region origin ASes present in the Internet Routing Table: 2994
APNIC Prefixes per ASN: 16.82
APNIC Region origin ASes announcing only one prefix: 801
APNIC Region transit ASes present in the Internet Routing Table: 461
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 300620988
Equivalent to 17 /8s, 235 /16s and 28 /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: 113809
Total ARIN prefixes after maximum aggregation: 63311
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84604
Unique aggregates announced from the ARIN address blocks: 31112
ARIN Region origin ASes present in the Internet Routing Table: 11661
ARIN Prefixes per ASN: 7.26
ARIN Region origin ASes announcing only one prefix: 4476
ARIN Region transit ASes present in the Internet Routing Table: 1131
Average ARIN Region AS path length visible: 3.7
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 337120992
Equivalent to 20 /8s, 24 /16s and 14 /24s
Percentage of available ARIN address space announced: 74.4
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: 48288
Total RIPE prefixes after maximum aggregation: 30917
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 44791
Unique aggregates announced from the RIPE address blocks: 28721
RIPE Region origin ASes present in the Internet Routing Table: 9851
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5184
RIPE Region transit ASes present in the Internet Routing Table: 1645
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 317739968
Equivalent to 18 /8s, 240 /16s and 83 /24s
Percentage of available RIPE address space announced: 78.9
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: 15050
Total LACNIC prefixes after maximum aggregation: 4253
LACNIC Deaggregation factor: 3.54
Prefixes being announced from the LACNIC address blocks: 13091
Unique aggregates announced from the LACNIC address blocks: 7405
LACNIC Region origin ASes present in the Internet Routing Table: 810
LACNIC Prefixes per ASN: 16.16
LACNIC Region origin ASes announcing only one prefix: 253
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 39320576
Equivalent to 2 /8s, 87 /16s and 252 /24s
Percentage of available LACNIC address space announced: 58.6
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: 2608
Total AfriNIC prefixes after maximum aggregation: 1043
AfriNIC Deaggregation factor: 2.50
Prefixes being announced from the AfriNIC address blocks: 2064
Unique aggregates announced from the AfriNIC address blocks: 1210
AfriNIC Region origin ASes present in the Internet Routing Table: 191
AfriNIC Prefixes per ASN: 10.81
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: 4.1
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6178560
Equivalent to 0 /8s, 94 /16s and 71 /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 1294 10005 282 CHINANET-BACKBONE
4755 1235 382 69 Videsh Sanchar Nigam Ltd. Aut
9583 1102 79 395 Sify Limited
9498 1000 469 66 BHARTI BT INTERNET LTD.
23577 922 35 817 Korea Telecom (ATM-MPLS)
4766 788 4943 312 Korea Telecom (KIX)
17488 704 46 41 Hathway IP Over Cable Interne
7545 615 148 92 TPG Internet Pty Ltd
1221 596 1954 436 Telstra Pty Ltd
18101 559 117 35 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 483 218 270 SingTel Optus Pty Ltd
9443 468 121 78 Primus Telecommunications
4812 465 882 85 China Telecom (Shanghai)
9942 430 76 112 COMindico Australia
4802 410 88 148 Wantree Development
17974 369 129 12 PT TELEKOMUNIKASI INDONESIA
2907 365 1700 302 SINET Japan
4808 363 666 113 CNCGROUP IP network: China169
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 941 914 645 Telenor Internet Access
702 507 1922 399 UUNET - Commercial IP service
24863 350 56 34 LINKdotNET AS number
5089 338 1658 53 NTL Group Limited
3307 322 180 43 BaneTele AS (formerly Enitel)
3301 310 1455 290 TeliaNet Sweden
3320 306 6034 257 Deutsche Telekom AG
6746 278 129 255 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
8220 251 444 242 COLT Telecommunications
3215 250 2320 93 France Telecom Transpac
8708 236 416 230 Romania Data Systems S.A.
8551 224 214 29 Bezeq International
3269 218 2679 75 TELECOM ITALIA
3352 216 1848 43 Ibernet, Internet Access Netw
1257 212 1196 177 SWIPnet Swedish IP Network
9121 209 1441 24 TTnet Autonomous System
9116 199 136 25 Goldenlines main autonomous s
3246 197 330 184 Song Networks
2856 194 2318 150 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4943 6595 719 UUNET Technologies, Inc.
7018 1469 10173 969 AT&T WorldNet Services
4323 1306 1042 366 Time Warner Telecom
2386 1205 615 755 AT&T Data Communications Serv
6478 1112 318 131 AT&T Worldnet Services
11492 1091 107 23 Cable One
6197 1024 716 509 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 959 6778 869 Cogent Communications
7011 845 250 535 Citizens Utilities
705 810 476 370 UUNET Technologies, Inc.
1239 804 2720 576 Sprint
20115 788 725 427 Charter Communications
7046 778 263 637 UUNET Technologies, Inc.
19262 774 2689 201 Verizon Global Networks
209 754 3853 582 Qwest
22773 724 1892 44 Cox Communications, Inc.
577 659 810 204 Bell Advanced Communications
5668 614 169 20 CenturyTel Internet Holdings,
7029 600 488 80 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1235 1166 Videsh Sanchar Nigam Ltd. Aut
11492 1091 1068 Cable One
4134 1294 1012 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1112 981 AT&T Worldnet Services
4323 1306 940 Time Warner Telecom
9498 1000 934 BHARTI BT INTERNET LTD.
9583 1102 707 Sify Limited
22773 724 680 Cox Communications, Inc.
17488 704 663 Hathway IP Over Cable Interne
8151 850 642 UniNet S.A. de C.V.
5668 614 594 CenturyTel Internet Holdings,
19262 774 573 Verizon Global Networks
18101 559 524 Reliance Infocom Ltd Internet
7545 615 523 TPG Internet Pty Ltd
7029 600 520 Alltel Information Services,
19916 568 517 OLM LLC
6197 1024 515 BellSouth Network Solutions,
15270 549 514 PaeTec.net -a division of Pae
6517 547 514 Yipes Communications, Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
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.
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.
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
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
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
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 /12:128
/13:260 /14:464 /15:901 /16:9533 /17:4082 /18:6581
/19:13789 /20:16051 /21:14387 /22:19049 /23:20394 /24:123868
/25:1041 /26:1285 /27:575 /28:262 /29:204 /30:319
/31:0 /32:107
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3701 4943 UUNET Technologies, Inc.
6478 1109 1112 AT&T Worldnet Services
11492 1082 1091 Cable One
18566 992 1010 Covad Communications
9583 945 1102 Sify Limited
23577 908 922 Korea Telecom (ATM-MPLS)
2386 902 1205 AT&T Data Communications Serv
2119 841 941 Telenor Internet Access
7018 782 1469 AT&T WorldNet Services
6197 776 1024 BellSouth Network Solutions,
7011 746 845 Citizens Utilities
9498 670 1000 BHARTI BT INTERNET LTD.
4755 636 1235 Videsh Sanchar Nigam Ltd. Aut
4766 594 788 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 544 1306 Time Warner Telecom
705 530 810 UUNET Technologies, Inc.
7046 530 778 UUNET Technologies, Inc.
17488 527 704 Hathway IP Over Cable Interne
15270 516 549 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:82 9:1 10:1 12:1830
15:18 16:3 17:3 18:11 20:38 24:931
25:1 32:169 33:2 38:322 40:61 41:167
43:6 44:2 47:5 52:4 55:3 56:3
57:52 58:422 59:402 60:313 61:996 62:932
63:3369 64:3243 65:3718 66:3386 67:760 68:638
69:1903 70:435 71:112 72:1320 73:1 74:531
75:262 76:66 77:245 78:2 80:829 81:811
82:716 83:399 84:423 85:933 86:339 87:469
88:285 89:861 90:7 91:373 94:1 97:6
98:3 116:198 117:57 121:209 122:553 123:119
124:855 125:945 128:287 129:225 130:128 131:367
132:53 133:9 134:194 135:39 136:184 137:86
138:142 139:124 140:478 141:172 142:397 143:243
144:298 145:43 146:320 147:121 148:401 149:149
150:114 151:158 152:95 153:126 154:5 155:253
156:152 157:197 158:157 159:158 160:106 161:91
162:226 163:181 164:457 165:410 166:294 167:287
168:514 169:119 170:401 171:17 172:1 189:58
190:603 192:5833 193:3916 194:3218 195:2383 196:965
198:3954 199:3367 200:4828 201:1071 202:7475 203:7570
204:4109 205:2148 206:2627 207:3072 208:3334 209:3631
210:2496 211:1005 212:1332 213:1526 214:413 215:40
216:4161 217:1153 218:380 219:388 220:984 221:418
222:260
End of report
