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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 25 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/2007/05/25
Analysis Summary
----------------
BGP routing table entries examined: 231594
Prefixes after maximum aggregation: 119528
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 106433
Total ASes present in the Internet Routing Table: 25334
Prefixes per ASN: 9.14
Origin-only ASes present in the Internet Routing Table: 21917
Origin ASes announcing only one prefix: 10624
Transit ASes present in the Internet Routing Table: 3417
Transit-only ASes present in the Internet Routing Table: 86
Average AS path length visible in the Internet Routing Table: 3.6
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: 28
Prefixes from 32-bit ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1721696780
Equivalent to 102 /8s, 159 /16s and 2 /24s
Percentage of available address space announced: 46.5
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 124089
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52296
Total APNIC prefixes after maximum aggregation: 20188
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 49162
Unique aggregates announced from the APNIC address blocks: 20231
APNIC Region origin ASes present in the Internet Routing Table: 2962
APNIC Prefixes per ASN: 16.60
APNIC Region origin ASes announcing only one prefix: 790
APNIC Region transit ASes present in the Internet Routing Table: 462
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 29
Number of APNIC addresses announced to Internet: 293992764
Equivalent to 17 /8s, 133 /16s and 249 /24s
Percentage of available APNIC address space announced: 72.8
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: 113795
Total ARIN prefixes after maximum aggregation: 63530
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84880
Unique aggregates announced from the ARIN address blocks: 30801
ARIN Region origin ASes present in the Internet Routing Table: 11595
ARIN Prefixes per ASN: 7.32
ARIN Region origin ASes announcing only one prefix: 4442
ARIN Region transit ASes present in the Internet Routing Table: 1120
Average ARIN Region AS path length visible: 3.2
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 334153184
Equivalent to 19 /8s, 234 /16s and 197 /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: 47436
Total RIPE prefixes after maximum aggregation: 30602
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 44033
Unique aggregates announced from the RIPE address blocks: 28237
RIPE Region origin ASes present in the Internet Routing Table: 9702
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5082
RIPE Region transit ASes present in the Internet Routing Table: 1607
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 306897472
Equivalent to 18 /8s, 74 /16s and 226 /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: 15328
Total LACNIC prefixes after maximum aggregation: 4164
LACNIC Deaggregation factor: 3.68
Prefixes being announced from the LACNIC address blocks: 13408
Unique aggregates announced from the LACNIC address blocks: 7310
LACNIC Region origin ASes present in the Internet Routing Table: 797
LACNIC Prefixes per ASN: 16.82
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: 4.5
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 38897664
Equivalent to 2 /8s, 81 /16s and 136 /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: 2692
Total AfriNIC prefixes after maximum aggregation: 1032
AfriNIC Deaggregation factor: 2.61
Prefixes being announced from the AfriNIC address blocks: 2054
Unique aggregates announced from the AfriNIC address blocks: 1182
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: 56
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6130176
Equivalent to 0 /8s, 93 /16s and 138 /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 1283 9694 276 CHINANET-BACKBONE
4755 1223 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1114 108 14 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 694 45 38 Hathway IP Over Cable Interne
7545 645 142 79 TPG Internet Pty Ltd
1221 594 1954 437 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
9443 456 115 75 Primus Telecommunications
4812 455 808 72 China Telecom (Shanghai)
9942 444 77 116 COMindico Australia
4802 412 86 149 Wantree Development
9829 362 258 14 BSNL National Internet Backbo
17557 355 37 169 Pakistan Telecom
17974 349 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 954 912 653 Telenor Internet Access
702 514 1938 407 UUNET - Commercial IP service
24863 345 47 31 LINKdotNET AS number
5089 334 1658 53 NTL Group Limited
3301 309 1455 289 TeliaNet Sweden
3320 306 4994 253 Deutsche Telekom AG
6746 279 128 255 Dynamic Network Technologies,
680 260 2044 251 DFN-IP service G-WiN
8220 253 460 243 COLT Telecommunications
3215 246 2279 94 France Telecom Transpac
1257 236 1180 169 SWIPnet Swedish IP Network
8708 234 287 228 Romania Data Systems S.A.
3269 216 2647 74 TELECOM ITALIA
8551 208 197 27 Bezeq International
3246 207 337 193 Song Networks
3352 202 1799 36 Ibernet, Internet Access Netw
9116 196 136 25 Goldenlines main autonomous s
3300 189 171 91 AUCS Communications Services
2856 187 2318 146 BTnet UK Regional network
12479 185 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5005 6597 726 UUNET Technologies, Inc.
7018 1510 10248 993 AT&T WorldNet Services
4323 1265 1032 362 Time Warner Telecom
2386 1151 596 758 AT&T Data Communications Serv
6478 1098 343 126 AT&T Worldnet Services
11492 1073 104 24 Cable One
6197 1039 705 507 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 955 6792 864 Cogent Communications
705 839 491 375 UUNET Technologies, Inc.
1239 824 2732 582 Sprint
20115 807 724 428 Charter Communications
7011 798 227 477 Citizens Utilities
7046 784 264 645 UUNET Technologies, Inc.
19262 772 2661 206 Verizon Global Networks
209 745 3852 583 Qwest
22773 720 1892 44 Cox Communications, Inc.
577 650 793 205 Bell Advanced Communications
852 606 1098 372 Telus Advanced Communications
5668 598 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1223 1153 Videsh Sanchar Nigam Ltd. Aut
9583 1114 1100 Sify Limited
8151 1289 1078 UniNet S.A. de C.V.
11492 1073 1049 Cable One
4134 1283 1007 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1098 972 AT&T Worldnet Services
9498 983 912 BHARTI BT INTERNET LTD.
4323 1265 903 Time Warner Telecom
22773 720 676 Cox Communications, Inc.
17488 694 656 Hathway IP Over Cable Interne
5668 598 581 CenturyTel Internet Holdings,
19262 772 566 Verizon Global Networks
7545 645 566 TPG Internet Pty Ltd
6197 1039 532 BellSouth Network Solutions,
7018 1510 517 AT&T WorldNet Services
19916 568 517 OLM LLC
7029 590 510 Alltel Information Services,
18101 547 510 Reliance Infocom Ltd Internet
15270 539 504 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 *
192.0.2.0/24 812 Rogers WAVE
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 /8:19 /9:9 /10:14 /11:35 /12:125
/13:249 /14:454 /15:878 /16:9435 /17:3956 /18:6484
/19:13622 /20:15738 /21:14250 /22:18819 /23:20220 /24:123544
/25:1013 /26:1130 /27:564 /28:260 /29:190 /30:472
/31:0 /32:114
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3758 5005 UUNET Technologies, Inc.
6478 1089 1098 AT&T Worldnet Services
11492 1059 1073 Cable One
18566 992 1010 Covad Communications
9583 946 1114 Sify Limited
23577 912 926 Korea Telecom (ATM-MPLS)
2119 855 954 Telenor Internet Access
2386 846 1151 AT&T Data Communications Serv
7018 811 1510 AT&T WorldNet Services
6197 795 1039 BellSouth Network Solutions,
7011 699 798 Citizens Utilities
8151 669 1289 UniNet S.A. de C.V.
9498 653 983 BHARTI BT INTERNET LTD.
4755 619 1223 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 546 839 UUNET Technologies, Inc.
7046 537 784 UUNET Technologies, Inc.
4323 524 1265 Time Warner Telecom
17488 515 694 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:80 9:1 10:1 12:1823
15:19 16:3 17:3 18:8 20:38 24:947
25:1 32:173 33:2 38:311 40:61 41:141
43:6 44:2 47:5 52:4 55:3 56:3
57:52 58:402 59:392 60:301 61:961 62:949
63:3392 64:3243 65:3727 66:3388 67:827 68:637
69:1864 70:521 71:105 72:1331 73:1 74:483
75:263 76:60 77:207 78:2 80:827 81:814
82:712 83:414 84:419 85:809 86:339 87:467
88:274 89:860 90:7 91:318 97:6 116:82
121:192 122:531 123:108 124:816 125:935 128:282
129:224 130:129 131:365 132:52 133:10 134:192
135:38 136:187 137:85 138:140 139:122 140:483
141:170 142:392 143:234 144:293 145:43 146:322
147:117 148:396 149:147 150:114 151:159 152:94
153:124 154:5 155:254 156:152 157:188 158:159
159:157 160:106 161:94 162:236 163:185 164:461
165:405 166:240 167:283 168:502 169:120 170:402
171:16 172:1 189:515 190:623 192:5836 193:3866
194:3161 195:2300 196:1000 198:3865 199:3382 200:4788
201:1035 202:7387 203:7594 204:4114 205:2188 206:2570
207:3123 208:3356 209:3709 210:2485 211:1009 212:1372
213:1515 214:413 215:40 216:4204 217:1157 218:377
219:368 220:959 221:407 222:263
End of report
