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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 14 Jul, 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/2007/07/14
Analysis Summary
----------------
BGP routing table entries examined: 234930
Prefixes after maximum aggregation: 120266
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 109580
Total ASes present in the Internet Routing Table: 25699
Prefixes per ASN: 9.14
Origin-only ASes present in the Internet Routing Table: 22313
Origin ASes announcing only one prefix: 10834
Transit ASes present in the Internet Routing Table: 3386
Transit-only ASes present in the Internet Routing Table: 86
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 26
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 45
Unregistered ASNs in the Routing Table: 28
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1738033604
Equivalent to 103 /8s, 152 /16s and 73 /24s
Percentage of available address space announced: 46.9
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 125797
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 54023
Total APNIC prefixes after maximum aggregation: 20805
APNIC Deaggregation factor: 2.60
Prefixes being announced from the APNIC address blocks: 50771
Unique aggregates announced from the APNIC address blocks: 21819
APNIC Region origin ASes present in the Internet Routing Table: 3016
APNIC Prefixes per ASN: 16.83
APNIC Region origin ASes announcing only one prefix: 797
APNIC Region transit ASes present in the Internet Routing Table: 467
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 26
Number of APNIC addresses announced to Internet: 304332988
Equivalent to 18 /8s, 35 /16s and 192 /24s
Percentage of available APNIC address space announced: 75.4
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: 114019
Total ARIN prefixes after maximum aggregation: 63432
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84772
Unique aggregates announced from the ARIN address blocks: 31225
ARIN Region origin ASes present in the Internet Routing Table: 11671
ARIN Prefixes per ASN: 7.26
ARIN Region origin ASes announcing only one prefix: 4488
ARIN Region transit ASes present in the Internet Routing Table: 1102
Average ARIN Region AS path length visible: 4.2
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 339179168
Equivalent to 20 /8s, 55 /16s and 118 /24s
Percentage of available ARIN address space announced: 74.9
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: 48642
Total RIPE prefixes after maximum aggregation: 30684
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 45135
Unique aggregates announced from the RIPE address blocks: 28924
RIPE Region origin ASes present in the Internet Routing Table: 9904
RIPE Prefixes per ASN: 4.56
RIPE Region origin ASes announcing only one prefix: 5223
RIPE Region transit ASes present in the Internet Routing Table: 1597
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 322861760
Equivalent to 19 /8s, 62 /16s and 122 /24s
Percentage of available RIPE address space announced: 80.2
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: 15521
Total LACNIC prefixes after maximum aggregation: 4279
LACNIC Deaggregation factor: 3.63
Prefixes being announced from the LACNIC address blocks: 13570
Unique aggregates announced from the LACNIC address blocks: 7649
LACNIC Region origin ASes present in the Internet Routing Table: 824
LACNIC Prefixes per ASN: 16.47
LACNIC Region origin ASes announcing only one prefix: 265
LACNIC Region transit ASes present in the Internet Routing Table: 141
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 40532736
Equivalent to 2 /8s, 106 /16s and 123 /24s
Percentage of available LACNIC address space announced: 60.4
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: 2683
Total AfriNIC prefixes after maximum aggregation: 1056
AfriNIC Deaggregation factor: 2.54
Prefixes being announced from the AfriNIC address blocks: 2141
Unique aggregates announced from the AfriNIC address blocks: 1247
AfriNIC Region origin ASes present in the Internet Routing Table: 197
AfriNIC Prefixes per ASN: 10.87
AfriNIC Region origin ASes announcing only one prefix: 61
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6282240
Equivalent to 0 /8s, 95 /16s and 220 /24s
Percentage of available AfriNIC address space announced: 18.7
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 1353 10699 285 CHINANET-BACKBONE
4755 1277 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1111 80 372 Sify Limited
9498 972 533 70 BHARTI BT INTERNET LTD.
23577 933 34 797 Korea Telecom (ATM-MPLS)
4766 784 4929 314 Korea Telecom (KIX)
17488 721 63 54 Hathway IP Over Cable Interne
7545 689 149 111 TPG Internet Pty Ltd
1221 590 1951 435 Telstra Pty Ltd
18101 565 117 39 Reliance Infocom Ltd Internet
4812 521 903 92 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 484 218 270 SingTel Optus Pty Ltd
9443 473 122 78 Primus Telecommunications
9942 438 77 113 COMindico Australia
4802 412 105 150 Wantree Development
17974 371 130 13 PT TELEKOMUNIKASI INDONESIA
2907 366 1717 304 SINET Japan
4808 358 669 120 CNCGROUP IP network: China169
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 1028 1079 182 Telenor Internet Access
702 500 1921 401 UUNET - Commercial IP service
5089 370 1658 53 NTL Group Limited
8551 322 312 50 Bezeq International
9116 316 168 25 Goldenlines main autonomous s
3301 311 1456 291 TeliaNet Sweden
3320 309 6034 256 Deutsche Telekom AG
24863 291 48 66 LINKdotNET AS number
6746 280 129 256 Dynamic Network Technologies,
680 265 2045 256 DFN-IP service G-WiN
3215 255 2376 96 France Telecom Transpac
8220 252 444 243 COLT Telecommunications
8708 250 420 239 Romania Data Systems S.A.
3269 222 2775 74 TELECOM ITALIA
3352 218 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 207 1195 172 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
2856 193 2318 153 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 4910 6581 723 UUNET Technologies, Inc.
7018 1463 6050 982 AT&T WorldNet Services
4323 1317 1021 374 Time Warner Telecom
2386 1213 632 754 AT&T Data Communications Serv
6478 1129 371 173 AT&T Worldnet Services
11492 1099 107 27 Cable One
6197 1026 717 508 BellSouth Network Solutions,
18566 1014 288 9 Covad Communications
174 966 6776 855 Cogent Communications
7011 856 252 537 Citizens Utilities
1239 812 2733 578 Sprint
705 810 476 370 UUNET Technologies, Inc.
20115 799 733 433 Charter Communications
7046 776 246 638 UUNET Technologies, Inc.
209 768 3872 599 Qwest
19262 759 2755 185 Verizon Global Networks
22773 735 1876 46 Cox Communications, Inc.
577 661 810 204 Bell Advanced Communications
5668 618 169 21 CenturyTel Internet Holdings,
7029 612 488 79 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1277 1207 Videsh Sanchar Nigam Ltd. Aut
11492 1099 1072 Cable One
4134 1353 1068 CHINANET-BACKBONE
18566 1014 1005 Covad Communications
6478 1129 956 AT&T Worldnet Services
4323 1317 943 Time Warner Telecom
9498 972 902 BHARTI BT INTERNET LTD.
2119 1028 846 Telenor Internet Access
9583 1111 739 Sify Limited
22773 735 689 Cox Communications, Inc.
17488 721 667 Hathway IP Over Cable Interne
8151 854 644 UniNet S.A. de C.V.
5668 618 597 CenturyTel Internet Holdings,
7545 689 578 TPG Internet Pty Ltd
19262 759 574 Verizon Global Networks
7029 612 533 Alltel Information Services,
18101 565 526 Reliance Infocom Ltd Internet
6517 562 525 Yipes Communications, Inc.
6197 1026 518 BellSouth Network Solutions,
19916 568 517 OLM LLC
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.
43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net
38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE
38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE
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
65010 PRIVATE 202.55.85.0/24 9255 Singapore Telecom
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
65101 PRIVATE 203.127.145.0/24 9255 Singapore Telecom
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
37956 UNALLOCATED 221.123.18.0/24 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 /12:132
/13:261 /14:470 /15:911 /16:9596 /17:4086 /18:6596
/19:13855 /20:16348 /21:14647 /22:19278 /23:20434 /24:124411
/25:1028 /26:1314 /27:571 /28:269 /29:210 /30:321
/31:7 /32:107
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3669 4910 UUNET Technologies, Inc.
6478 1119 1129 AT&T Worldnet Services
11492 1090 1099 Cable One
18566 996 1014 Covad Communications
9583 954 1111 Sify Limited
23577 924 933 Korea Telecom (ATM-MPLS)
2119 916 1028 Telenor Internet Access
2386 904 1213 AT&T Data Communications Serv
7018 796 1463 AT&T WorldNet Services
6197 779 1026 BellSouth Network Solutions,
7011 755 856 Citizens Utilities
4755 672 1277 Videsh Sanchar Nigam Ltd. Aut
9498 646 972 BHARTI BT INTERNET LTD.
4766 588 784 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 549 1317 Time Warner Telecom
17488 543 721 Hathway IP Over Cable Interne
7046 533 776 UUNET Technologies, Inc.
705 529 810 UUNET Technologies, Inc.
6517 527 562 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:83 9:1 12:1829 15:19
16:3 17:3 18:11 20:37 24:940 25:1
32:167 33:3 38:331 40:60 41:210 43:6
44:2 47:3 52:4 55:3 56:3 57:53
58:435 59:380 60:336 61:1002 62:927 63:3348
64:3233 65:3700 66:3391 67:756 68:625 69:1912
70:439 71:106 72:1353 73:2 74:574 75:270
76:75 77:280 78:19 80:827 81:823 82:720
83:390 84:500 85:878 86:342 87:444 88:287
89:908 90:7 91:416 97:6 98:4 116:244
117:49 121:232 122:576 123:136 124:845 125:942
128:288 129:223 130:140 131:361 132:54 133:9
134:195 135:38 136:186 137:86 138:156 139:121
140:496 141:173 142:397 143:233 144:295 145:45
146:324 147:123 148:401 149:147 150:112 151:160
152:92 153:127 154:3 155:255 156:153 157:214
158:159 159:162 160:104 161:96 162:221 163:179
164:472 165:411 166:294 167:292 168:509 169:119
170:409 171:20 172:1 189:61 190:742 192:5806
193:3913 194:3180 195:2295 196:1018 198:3936 199:3353
200:4923 201:1100 202:7454 203:7638 204:4111 205:2116
206:2620 207:3084 208:3356 209:3630 210:2449 211:975
212:1315 213:1528 214:405 215:40 216:4171 217:1158
218:382 219:392 220:1003 221:416 222:266
End of report
