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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 09 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/2007/05/09
Analysis Summary
----------------
BGP routing table entries examined: 229958
Prefixes after maximum aggregation: 119421
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 106901
Total ASes present in the Internet Routing Table: 25201
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21906
Origin ASes announcing only one prefix: 10563
Transit ASes present in the Internet Routing Table: 3295
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 25
Max AS path prepend of ASN (17697) 13
Prefixes from unregistered ASNs in the Routing Table: 39
Unregistered ASNs in the Routing Table: 24
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: 11
Number of addresses announced to Internet: 1716780860
Equivalent to 102 /8s, 83 /16s and 255 /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: 123039
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51818
Total APNIC prefixes after maximum aggregation: 20485
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48683
Unique aggregates announced from the APNIC address blocks: 21286
APNIC Region origin ASes present in the Internet Routing Table: 2948
APNIC Prefixes per ASN: 16.51
APNIC Region origin ASes announcing only one prefix: 780
APNIC Region transit ASes present in the Internet Routing Table: 446
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 292874092
Equivalent to 17 /8s, 116 /16s and 231 /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: 113136
Total ARIN prefixes after maximum aggregation: 63330
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84341
Unique aggregates announced from the ARIN address blocks: 30522
ARIN Region origin ASes present in the Internet Routing Table: 11560
ARIN Prefixes per ASN: 7.30
ARIN Region origin ASes announcing only one prefix: 4410
ARIN Region transit ASes present in the Internet Routing Table: 1069
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 332226272
Equivalent to 19 /8s, 205 /16s and 94 /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: 47285
Total RIPE prefixes after maximum aggregation: 30455
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43922
Unique aggregates announced from the RIPE address blocks: 28100
RIPE Region origin ASes present in the Internet Routing Table: 9640
RIPE Prefixes per ASN: 4.56
RIPE Region origin ASes announcing only one prefix: 5062
RIPE Region transit ASes present in the Internet Routing Table: 1569
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 305034624
Equivalent to 18 /8s, 46 /16s and 117 /24s
Percentage of available RIPE address space announced: 75.8
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: 15010
Total LACNIC prefixes after maximum aggregation: 4109
LACNIC Deaggregation factor: 3.65
Prefixes being announced from the LACNIC address blocks: 13089
Unique aggregates announced from the LACNIC address blocks: 7171
LACNIC Region origin ASes present in the Internet Routing Table: 787
LACNIC Prefixes per ASN: 16.63
LACNIC Region origin ASes announcing only one prefix: 254
LACNIC Region transit ASes present in the Internet Routing Table: 137
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 38489088
Equivalent to 2 /8s, 75 /16s and 76 /24s
Percentage of available LACNIC address space announced: 57.4
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: 2667
Total AfriNIC prefixes after maximum aggregation: 1032
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 2025
Unique aggregates announced from the AfriNIC address blocks: 1192
AfriNIC Region origin ASes present in the Internet Routing Table: 189
AfriNIC Prefixes per ASN: 10.71
AfriNIC Region origin ASes announcing only one prefix: 57
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6088704
Equivalent to 0 /8s, 92 /16s and 232 /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 1207 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1109 79 380 Sify Limited
9498 977 469 72 BHARTI BT INTERNET LTD.
23577 926 35 824 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 672 44 34 Hathway IP Over Cable Interne
7545 627 142 80 TPG Internet Pty Ltd
1221 584 1954 435 Telstra Pty Ltd
18101 535 116 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 465 799 75 China Telecom (Shanghai)
9443 453 115 75 Primus Telecommunications
9942 444 77 117 COMindico Australia
4802 360 86 147 Wantree Development
17557 357 37 170 Pakistan Telecom
4837 346 4725 160 chinanet IDC center beijing n
17974 341 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 953 930 653 Telenor Internet Access
702 522 1941 416 UUNET - Commercial IP service
24863 344 47 30 LINKdotNET AS number
3301 310 1455 290 TeliaNet Sweden
3320 303 4993 251 Deutsche Telekom AG
6746 275 128 252 Dynamic Network Technologies,
5089 271 1658 53 NTL Group Limited
8220 262 461 252 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 238 2254 95 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 235 287 228 Romania Data Systems S.A.
3269 214 2583 73 TELECOM ITALIA
3246 212 341 198 Song Networks
8551 208 197 27 Bezeq International
30890 203 17 94 SC Kappa Invexim SRL
3352 200 1783 37 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
9116 192 136 25 Goldenlines main autonomous s
3300 191 170 90 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4986 6661 736 UUNET Technologies, Inc.
7018 1490 6151 986 AT&T WorldNet Services
4323 1264 1027 361 Time Warner Telecom
2386 1131 580 752 AT&T Data Communications Serv
6478 1093 338 132 AT&T Worldnet Services
11492 1048 104 22 Cable One
6197 1034 688 503 BellSouth Network Solutions,
18566 1003 288 9 Covad Communications
174 968 6792 875 Cogent Communications
705 887 502 415 UUNET Technologies, Inc.
20115 821 738 434 Charter Communications
1239 818 2717 580 Sprint
7011 790 226 471 Citizens Utilities
7046 787 263 647 UUNET Technologies, Inc.
19262 770 2604 205 Verizon Global Networks
209 732 3846 585 Qwest
22773 709 1872 42 Cox Communications, Inc.
577 639 777 204 Bell Advanced Communications
852 604 1096 372 Telus Advanced Communications
5668 601 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1207 1137 Videsh Sanchar Nigam Ltd. Aut
11492 1048 1026 Cable One
4134 1281 1006 CHINANET-BACKBONE
18566 1003 994 Covad Communications
8151 1204 988 UniNet S.A. de C.V.
6478 1093 961 AT&T Worldnet Services
9498 977 905 BHARTI BT INTERNET LTD.
4323 1264 903 Time Warner Telecom
9583 1109 729 Sify Limited
22773 709 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 601 584 CenturyTel Internet Holdings,
19262 770 565 Verizon Global Networks
7545 627 547 TPG Internet Pty Ltd
6197 1034 531 BellSouth Network Solutions,
19916 568 517 OLM LLC
18101 535 508 Reliance Infocom Ltd Internet
7029 584 505 Alltel Information Services,
7018 1490 504 AT&T WorldNet Services
855 568 497 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
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
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
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 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 /8:19 /9:9 /10:13 /11:34 /12:126
/13:249 /14:452 /15:871 /16:9406 /17:3904 /18:6489
/19:13605 /20:15557 /21:14102 /22:18568 /23:20064 /24:122753
/25:1014 /26:1120 /27:574 /28:255 /29:200 /30:465
/31:0 /32:109
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3734 4986 UUNET Technologies, Inc.
6478 1084 1093 AT&T Worldnet Services
11492 1034 1048 Cable One
18566 985 1003 Covad Communications
9583 948 1109 Sify Limited
23577 912 926 Korea Telecom (ATM-MPLS)
2119 852 953 Telenor Internet Access
2386 829 1131 AT&T Data Communications Serv
7018 801 1490 AT&T WorldNet Services
6197 795 1034 BellSouth Network Solutions,
7011 693 790 Citizens Utilities
9498 640 977 BHARTI BT INTERNET LTD.
4755 602 1207 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
8151 582 1204 UniNet S.A. de C.V.
705 571 887 UUNET Technologies, Inc.
19916 563 568 OLM LLC
7046 538 787 UUNET Technologies, Inc.
4323 523 1264 Time Warner Telecom
15270 497 530 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:79 9:3 10:1 12:1817
13:1 15:19 16:3 17:3 18:8 20:37
24:930 25:1 32:174 38:308 40:60 41:128
43:6 44:2 47:4 52:4 55:2 56:3
57:52 58:397 59:340 60:275 61:946 62:1025
63:3395 64:3182 65:3725 66:3373 67:818 68:636
69:1843 70:504 71:104 72:1317 73:1 74:416
75:260 76:47 77:150 80:856 81:810 82:732
83:407 84:440 85:833 86:358 87:471 88:265
89:894 90:6 91:294 97:6 116:57 121:183
122:519 123:93 124:799 125:928 128:281 129:220
130:123 131:342 132:52 133:11 134:193 135:39
136:183 137:83 138:139 139:118 140:479 141:165
142:393 143:236 144:293 145:43 146:322 147:120
148:397 149:147 150:115 151:159 152:94 153:120
154:5 155:253 156:152 157:187 158:161 159:157
160:105 161:93 162:235 163:177 164:461 165:408
166:234 167:280 168:497 169:119 170:399 171:16
172:1 189:427 190:597 192:5824 193:3828 194:3138
195:2307 196:998 198:3870 199:3387 200:4766 201:980
202:7341 203:7532 204:4095 205:2199 206:2579 207:3131
208:3330 209:3710 210:2494 211:984 212:1369 213:1566
214:395 215:40 216:4169 217:1149 218:373 219:361
220:965 221:413 222:269
End of report
