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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 12 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216197
Prefixes after maximum aggregation: 113521
Unique aggregates announced to Internet: 100347
Total ASes present in the Internet Routing Table: 23979
Origin-only ASes present in the Internet Routing Table: 20804
Origin ASes announcing only one prefix: 10043
Transit ASes present in the Internet Routing Table: 3175
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 24
Unregistered ASNs in the Routing Table: 13
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1638666093
Equivalent to 97 /8s, 172 /16s and 15 /24s
Percentage of available address space announced: 44.2
Percentage of allocated address space announced: 62.7
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112563
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47330
Total APNIC prefixes after maximum aggregation: 18915
Prefixes being announced from the APNIC address blocks: 44810
Unique aggregates announced from the APNIC address blocks: 19658
APNIC Region origin ASes present in the Internet Routing Table: 2816
APNIC Region origin ASes announcing only one prefix: 792
APNIC Region transit ASes present in the Internet Routing Table: 428
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 271764736
Equivalent to 16 /8s, 50 /16s and 205 /24s
Percentage of available APNIC address space announced: 85.0
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, 121/8, 122/7, 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: 109144
Total ARIN prefixes after maximum aggregation: 61680
Prefixes being announced from the ARIN address blocks: 81319
Unique aggregates announced from the ARIN address blocks: 28488
ARIN Region origin ASes present in the Internet Routing Table: 11224
ARIN Region origin ASes announcing only one prefix: 4261
ARIN Region transit ASes present in the Internet Routing Table: 1069
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 310359136
Equivalent to 18 /8s, 127 /16s and 180 /24s
Percentage of available ARIN address space announced: 68.5
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: 43676
Total RIPE prefixes after maximum aggregation: 28001
Prefixes being announced from the RIPE address blocks: 40642
Unique aggregates announced from the RIPE address blocks: 26142
RIPE Region origin ASes present in the Internet Routing Table: 8937
RIPE Region origin ASes announcing only one prefix: 4691
RIPE Region transit ASes present in the Internet Routing Table: 1475
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 274560385
Equivalent to 16 /8s, 93 /16s and 117 /24s
Percentage of available RIPE address space announced: 74.4
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
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 13424
Total LACNIC prefixes after maximum aggregation: 3942
Prefixes being announced from the LACNIC address blocks: 11482
Unique aggregates announced from the LACNIC address blocks: 6654
LACNIC Region origin ASes present in the Internet Routing Table: 754
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 133
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 35343360
Equivalent to 2 /8s, 27 /16s and 76 /24s
Percentage of available LACNIC address space announced: 52.7
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: 2600
Total AfriNIC prefixes after maximum aggregation: 983
Prefixes being announced from the AfriNIC address blocks: 1839
Unique aggregates announced from the AfriNIC address blocks: 1059
AfriNIC Region origin ASes present in the Internet Routing Table: 170
AfriNIC Region origin ASes announcing only one prefix: 50
AfriNIC Region transit ASes present in the Internet Routing Table: 31
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4794880
Equivalent to 0 /8s, 73 /16s and 42 /24s
Percentage of available AfriNIC address space announced: 14.3
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 1268 8510 250 CHINANET-BACKBONE
4755 1062 384 68 Videsh Sanchar Nigam Ltd. Aut
9583 1013 86 279 Sify Limited
4538 952 2846 35 China Education and Research
9498 890 212 65 BHARTI BT INTERNET LTD.
23577 776 35 704 KRNIC
4766 748 4946 307 Korea Telecom (KIX)
1221 623 1698 458 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 550 126 73 TPG Internet Pty Ltd
17676 502 10935 66 Softbank BB Corp.
18101 489 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 437 81 130 COMindico Australia
4812 431 753 65 China Telecom (Shanghai)
17849 423 36 126 Telecommunications Technology
4802 406 86 145 Wantree Development
17974 374 129 12 PT TELEKOMUNIKASI INDONESIA
7474 372 211 229 SingTel Optus Pty Ltd
17557 368 32 177 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1928 425 UUNET - Commercial IP service
3215 411 2104 96 France Telecom Transpac
24863 383 45 15 LINKdotNET AS number
3301 309 1199 293 TeliaNet Sweden
3320 297 4992 245 Deutsche Telekom AG
8220 277 474 266 COLT Telecommunications
6746 261 92 238 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
1257 250 1073 173 SWIPnet Swedish IP Network
8708 227 281 215 Romania Data Systems S.A.
9116 227 134 23 Goldenlines main autonomous s
30890 211 19 88 SC Kappa Invexim SRL
3269 208 2357 75 TELECOM ITALIA
3246 205 353 192 Song Networks
5416 205 13 9 BATELCO-BH
8551 200 198 23 Bezeq International
3300 186 171 100 AUCS Communications Services
6830 185 823 39 UPC Distribution Services
786 172 1795 172 The JANET IP Service
3352 172 1751 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4878 6691 765 UUNET Technologies, Inc.
7018 1526 10243 974 AT&T WorldNet Services
705 1433 555 632 UUNET Technologies, Inc.
2386 1112 586 738 AT&T Data Communications Serv
4323 1056 804 298 Time Warner Telecom
6197 1020 638 505 BellSouth Network Solutions,
18566 981 272 8 Covad Communications
174 972 6826 884 Cogent Communications
11492 838 98 11 Cable One
1239 835 2730 581 Sprint
7046 806 251 661 UUNET Technologies, Inc.
721 796 21885 294 DLA Systems Automation Center
19262 785 2470 179 Verizon Global Networks
20115 765 665 412 Charter Communications
22773 711 1744 41 Cox Communications, Inc.
209 706 3761 556 Qwest
7011 694 211 431 Citizens Utilities
852 613 1091 388 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 551 527 258 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1268 1018 CHINANET-BACKBONE
4755 1062 994 Videsh Sanchar Nigam Ltd. Aut
18566 981 973 Covad Communications
4538 952 917 China Education and Research
11492 838 827 Cable One
9498 890 825 BHARTI BT INTERNET LTD.
705 1433 801 UUNET Technologies, Inc.
4323 1056 758 Time Warner Telecom
9583 1013 734 Sify Limited
22773 711 670 Cox Communications, Inc.
19262 785 606 Verizon Global Networks
8151 772 565 UniNet S.A. de C.V.
7018 1526 552 AT&T WorldNet Services
17488 556 536 Hathway IP Over Cable Interne
5668 546 527 CenturyTel Internet Holdings,
6197 1020 515 BellSouth Network Solutions,
19916 567 510 OLM LLC
721 796 502 DLA Systems Automation Center
11830 506 497 Instituto Costarricense de El
7545 550 477 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64512 PRIVATE 80.66.96.0/20 3209 Arcor IP-Network
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65019 PRIVATE 135.196.106.208/28 8190 VIATEL
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65400 PRIVATE 159.168.0.0/16 33965 AEW-Energie AG
65001 PRIVATE 193.222.224.0/20 33965 AEW-Energie AG
65001 PRIVATE 193.222.240.0/24 33965 AEW-Energie AG
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
65018 PRIVATE 213.235.24.216/29 8190 VIATEL
65010 PRIVATE 213.235.29.224/29 8190 VIATEL
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
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
0.0.0.0/0 286 KPNQwest Backbone AS
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:28 /12:113
/13:234 /14:399 /15:797 /16:9120 /17:3668 /18:5979
/19:12956 /20:14667 /21:13348 /22:16991 /23:18525 /24:116662
/25:726 /26:537 /27:450 /28:202 /29:157 /30:500
/31:0 /32:95
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3626 4878 UUNET Technologies, Inc.
18566 964 981 Covad Communications
705 894 1433 UUNET Technologies, Inc.
9583 845 1013 Sify Limited
2386 829 1112 AT&T Data Communications Serv
11492 824 838 Cable One
7018 817 1526 AT&T WorldNet Services
6197 796 1020 BellSouth Network Solutions,
23577 762 776 KRNIC
7011 599 694 Citizens Utilities
19916 562 567 OLM LLC
7046 559 806 UUNET Technologies, Inc.
4766 557 748 Korea Telecom (KIX)
9498 546 890 BHARTI BT INTERNET LTD.
4538 530 952 China Education and Research
4755 483 1062 Videsh Sanchar Nigam Ltd. Aut
15270 464 494 PaeTec.net -a division of Pae
855 436 539 Canadian Research Network
18101 421 489 Reliance Infocom Ltd Internet
5668 419 546 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1669 13:1 15:15
16:3 17:3 18:5 20:34 24:844 25:1
32:176 38:268 40:57 41:47 44:2 47:10
52:4 53:1 55:1 56:3 57:53 58:282
59:376 60:223 61:970 62:1190 63:3349 64:3321
65:3632 66:3198 67:703 68:659 69:1724 70:406
71:114 72:1029 74:112 75:49 76:15 80:829
81:782 82:671 83:385 84:498 85:746 86:415
87:432 88:253 89:658 90:1 91:96 97:1
121:94 122:41 123:3 124:477 125:738 128:309
129:205 130:131 131:320 132:48 133:11 134:177
135:41 136:180 137:115 138:188 139:100 140:522
141:135 142:365 143:215 144:253 145:67 146:325
147:143 148:365 149:175 150:110 151:118 152:83
153:116 154:6 155:249 156:148 157:151 158:166
159:137 160:99 161:84 162:218 163:159 164:281
165:238 166:243 167:278 168:479 169:123 170:384
171:12 172:1 189:27 190:288 192:5822 193:3639
194:2921 195:2295 196:986 198:3934 199:3364 200:4610
201:938 202:7188 203:7254 204:4111 205:2215 206:2651
207:3156 208:3070 209:3699 210:2406 211:975 212:1409
213:1525 214:387 215:39 216:4269 217:1342 218:367
219:290 220:819 221:392 222:261
End of report
