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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 07 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/2007/05/07/1100
Analysis Summary
----------------
BGP routing table entries examined: 229375
Prefixes after maximum aggregation: 119258
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 106540
Total ASes present in the Internet Routing Table: 25159
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21840
Origin ASes announcing only one prefix: 10571
Transit ASes present in the Internet Routing Table: 3319
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 27
Max AS path prepend of ASN (17697) 13
Prefixes from unregistered ASNs in the Routing Table: 48
Unregistered ASNs in the Routing Table: 32
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1716188908
Equivalent to 102 /8s, 74 /16s and 246 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 122562
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51747
Total APNIC prefixes after maximum aggregation: 20471
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48610
Unique aggregates announced from the APNIC address blocks: 21247
APNIC Region origin ASes present in the Internet Routing Table: 2946
APNIC Prefixes per ASN: 16.50
APNIC Region origin ASes announcing only one prefix: 781
APNIC Region transit ASes present in the Internet Routing Table: 450
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 292803180
Equivalent to 17 /8s, 115 /16s and 210 /24s
Percentage of available APNIC address space announced: 72.5
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: 113131
Total ARIN prefixes after maximum aggregation: 63327
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84305
Unique aggregates announced from the ARIN address blocks: 30483
ARIN Region origin ASes present in the Internet Routing Table: 11578
ARIN Prefixes per ASN: 7.28
ARIN Region origin ASes announcing only one prefix: 4447
ARIN Region transit ASes present in the Internet Routing Table: 1105
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 332042976
Equivalent to 19 /8s, 202 /16s and 146 /24s
Percentage of available ARIN address space announced: 73.3
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: 46796
Total RIPE prefixes after maximum aggregation: 30293
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 43456
Unique aggregates announced from the RIPE address blocks: 27848
RIPE Region origin ASes present in the Internet Routing Table: 9578
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5032
RIPE Region transit ASes present in the Internet Routing Table: 1546
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 304821568
Equivalent to 18 /8s, 43 /16s and 53 /24s
Percentage of available RIPE address space announced: 75.7
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: 14971
Total LACNIC prefixes after maximum aggregation: 4124
LACNIC Deaggregation factor: 3.63
Prefixes being announced from the LACNIC address blocks: 13054
Unique aggregates announced from the LACNIC address blocks: 7155
LACNIC Region origin ASes present in the Internet Routing Table: 786
LACNIC Prefixes per ASN: 16.61
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 27
Number of LACNIC addresses announced to Internet: 38441472
Equivalent to 2 /8s, 74 /16s and 146 /24s
Percentage of available LACNIC address space announced: 57.3
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: 2679
Total AfriNIC prefixes after maximum aggregation: 1033
AfriNIC Deaggregation factor: 2.59
Prefixes being announced from the AfriNIC address blocks: 2018
Unique aggregates announced from the AfriNIC address blocks: 1195
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.62
AfriNIC Region origin ASes announcing only one prefix: 59
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6059264
Equivalent to 0 /8s, 92 /16s and 117 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1281 9587 275 CHINANET-BACKBONE
4755 1206 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1107 79 386 Sify Limited
9498 972 469 72 BHARTI BT INTERNET LTD.
23577 928 35 823 Korea Telecom (ATM-MPLS)
4766 784 4943 312 Korea Telecom (KIX)
17488 672 44 34 Hathway IP Over Cable Interne
7545 625 142 80 TPG Internet Pty Ltd
1221 583 1954 435 Telstra Pty Ltd
18101 534 116 27 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 483 217 269 SingTel Optus Pty Ltd
4812 466 799 75 China Telecom (Shanghai)
9443 454 115 75 Primus Telecommunications
9942 444 77 117 COMindico Australia
17557 361 37 171 Pakistan Telecom
4802 360 86 147 Wantree Development
4837 346 4725 160 chinanet IDC center beijing n
17974 344 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 911 913 651 Telenor Internet Access
702 520 1925 414 UUNET - Commercial IP service
24863 332 46 53 LINKdotNET AS number
3301 311 1455 291 TeliaNet Sweden
3320 305 4994 252 Deutsche Telekom AG
6746 275 128 252 Dynamic Network Technologies,
5089 271 1658 53 NTL Group Limited
8220 260 461 251 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 238 2254 95 France Telecom Transpac
8708 236 287 229 Romania Data Systems S.A.
1257 235 1180 168 SWIPnet Swedish IP Network
3352 224 1799 33 Ibernet, Internet Access Netw
3269 214 2583 73 TELECOM ITALIA
3246 212 341 198 Song Networks
8551 208 197 27 Bezeq International
30890 205 17 95 SC Kappa Invexim SRL
20858 196 34 4 EgyNet
3300 193 171 92 AUCS Communications Services
9116 191 136 25 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4952 6659 725 UUNET Technologies, Inc.
7018 1511 10244 999 AT&T WorldNet Services
4323 1264 1027 362 Time Warner Telecom
2386 1134 580 755 AT&T Data Communications Serv
6478 1093 338 133 AT&T Worldnet Services
11492 1049 103 20 Cable One
6197 1033 688 503 BellSouth Network Solutions,
18566 1002 288 9 Covad Communications
174 957 6727 864 Cogent Communications
705 921 513 438 UUNET Technologies, Inc.
20115 822 738 430 Charter Communications
1239 803 2700 571 Sprint
7011 790 226 471 Citizens Utilities
7046 786 263 648 UUNET Technologies, Inc.
19262 766 2580 206 Verizon Global Networks
209 730 3830 581 Qwest
22773 709 1872 42 Cox Communications, Inc.
577 643 777 204 Bell Advanced Communications
852 603 1080 370 Telus Advanced Communications
5668 600 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1206 1134 Videsh Sanchar Nigam Ltd. Aut
11492 1049 1029 Cable One
4134 1281 1006 CHINANET-BACKBONE
18566 1002 993 Covad Communications
6478 1093 960 AT&T Worldnet Services
8151 1150 952 UniNet S.A. de C.V.
4323 1264 902 Time Warner Telecom
9498 972 900 BHARTI BT INTERNET LTD.
9583 1107 721 Sify Limited
22773 709 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 600 583 CenturyTel Internet Holdings,
19262 766 560 Verizon Global Networks
7545 625 545 TPG Internet Pty Ltd
6197 1033 530 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1511 512 AT&T WorldNet Services
18101 534 507 Reliance Infocom Ltd Internet
7029 577 501 Alltel Information Services,
855 563 497 Canadian Research Network
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
65242 PRIVATE 64.222.142.0/24 13674 Bell Atlantic Global
65075 PRIVATE 65.127.220.0/23 10886 University of Maryla
65500 PRIVATE 66.225.141.0/24 16796 RealtyIQ.com
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
65500 PRIVATE 192.239.84.0/24 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.
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
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
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
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
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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 /10:13 /11:34 /12:126
/13:249 /14:452 /15:871 /16:9407 /17:3902 /18:6488
/19:13594 /20:15551 /21:14070 /22:18524 /23:19948 /24:122407
/25:996 /26:1110 /27:575 /28:255 /29:200 /30:466
/31:0 /32:109
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3712 4952 UUNET Technologies, Inc.
6478 1084 1093 AT&T Worldnet Services
11492 1035 1049 Cable One
18566 984 1002 Covad Communications
9583 945 1107 Sify Limited
23577 914 928 Korea Telecom (ATM-MPLS)
2386 830 1134 AT&T Data Communications Serv
7018 811 1511 AT&T WorldNet Services
2119 810 911 Telenor Internet Access
6197 794 1033 BellSouth Network Solutions,
7011 693 790 Citizens Utilities
9498 636 972 BHARTI BT INTERNET LTD.
4755 600 1206 Videsh Sanchar Nigam Ltd. Aut
705 592 921 UUNET Technologies, Inc.
4766 590 784 Korea Telecom (KIX)
19916 563 568 OLM LLC
8151 552 1150 UniNet S.A. de C.V.
7046 538 786 UUNET Technologies, Inc.
4323 521 1264 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:10 7:1 8:80 9:3 10:1
12:1823 13:1 15:19 16:3 17:3 18:8
20:37 24:929 25:1 32:174 38:306 40:60
41:127 43:6 44:1 47:4 52:4 55:2
56:3 57:51 58:397 59:340 60:275 61:943
62:1021 63:3388 64:3180 65:3716 66:3368 67:817
68:637 69:1842 70:504 71:104 72:1315 73:1
74:441 75:260 76:46 77:144 80:867 81:811
82:727 83:407 84:416 85:802 86:354 87:460
88:265 89:836 90:6 91:280 97:6 116:56
121:181 122:520 123:97 124:799 125:924 128:280
129:220 130:123 131:350 132:52 133:11 134:185
135:39 136:179 137:83 138:197 139:116 140:481
141:164 142:395 143:229 144:291 145:43 146:323
147:119 148:398 149:144 150:115 151:159 152:94
153:120 154:5 155:252 156:155 157:187 158:161
159:157 160:104 161:93 162:235 163:177 164:459
165:406 166:234 167:276 168:495 169:119 170:399
171:16 172:1 189:396 190:601 192:5826 193:3807
194:3133 195:2284 196:998 198:3874 199:3384 200:4761
201:976 202:7320 203:7520 204:4094 205:2198 206:2571
207:3127 208:3321 209:3713 210:2490 211:984 212:1346
213:1503 214:388 215:41 216:4178 217:1142 218:375
219:361 220:962 221:412 222:269
End of report
