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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 16 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216732
Prefixes after maximum aggregation: 113641
Unique aggregates announced to Internet: 100104
Total ASes present in the Internet Routing Table: 24015
Origin-only ASes present in the Internet Routing Table: 20866
Origin ASes announcing only one prefix: 10046
Transit ASes present in the Internet Routing Table: 3149
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 21
Unregistered ASNs in the Routing Table: 13
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1647042280
Equivalent to 98 /8s, 43 /16s and 222 /24s
Percentage of available address space announced: 44.4
Percentage of allocated address space announced: 63.0
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112956
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47541
Total APNIC prefixes after maximum aggregation: 18856
Prefixes being announced from the APNIC address blocks: 45008
Unique aggregates announced from the APNIC address blocks: 19383
APNIC Region origin ASes present in the Internet Routing Table: 2815
APNIC Region origin ASes announcing only one prefix: 785
APNIC Region transit ASes present in the Internet Routing Table: 431
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 272189952
Equivalent to 16 /8s, 57 /16s and 74 /24s
Percentage of available APNIC address space announced: 85.1
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: 109173
Total ARIN prefixes after maximum aggregation: 61723
Prefixes being announced from the ARIN address blocks: 81342
Unique aggregates announced from the ARIN address blocks: 28562
ARIN Region origin ASes present in the Internet Routing Table: 11235
ARIN Region origin ASes announcing only one prefix: 4275
ARIN Region transit ASes present in the Internet Routing Table: 1048
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 310932192
Equivalent to 18 /8s, 136 /16s and 114 /24s
Percentage of available ARIN address space announced: 68.6
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: 43937
Total RIPE prefixes after maximum aggregation: 28123
Prefixes being announced from the RIPE address blocks: 40890
Unique aggregates announced from the RIPE address blocks: 26078
RIPE Region origin ASes present in the Internet Routing Table: 8960
RIPE Region origin ASes announcing only one prefix: 4686
RIPE Region transit ASes present in the Internet Routing Table: 1462
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 29
Number of RIPE addresses announced to Internet: 281577088
Equivalent to 16 /8s, 200 /16s and 134 /24s
Percentage of available RIPE address space announced: 76.3
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: 13461
Total LACNIC prefixes after maximum aggregation: 3961
Prefixes being announced from the LACNIC address blocks: 11508
Unique aggregates announced from the LACNIC address blocks: 6679
LACNIC Region origin ASes present in the Internet Routing Table: 753
LACNIC Region origin ASes announcing only one prefix: 247
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 35463936
Equivalent to 2 /8s, 29 /16s and 35 /24s
Percentage of available LACNIC address space announced: 52.8
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: 978
Prefixes being announced from the AfriNIC address blocks: 1852
Unique aggregates announced from the AfriNIC address blocks: 1071
AfriNIC Region origin ASes present in the Internet Routing Table: 173
AfriNIC Region origin ASes announcing only one prefix: 53
AfriNIC Region transit ASes present in the Internet Routing Table: 31
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 4800000
Equivalent to 0 /8s, 73 /16s and 62 /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 1276 8576 252 CHINANET-BACKBONE
4755 1063 383 66 Videsh Sanchar Nigam Ltd. Aut
9583 1038 96 147 Sify Limited
4538 954 2846 35 China Education and Research
9498 902 212 65 BHARTI BT INTERNET LTD.
23577 767 34 697 KRNIC
4766 747 4946 307 Korea Telecom (KIX)
1221 615 1698 455 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 553 126 74 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 480 87 22 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 438 81 130 COMindico Australia
4812 433 757 66 China Telecom (Shanghai)
17849 411 36 126 Telecommunications Technology
4802 407 86 146 Wantree Development
7474 381 211 236 SingTel Optus Pty Ltd
17557 370 36 178 Pakistan Telecom
17974 370 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1911 425 UUNET - Commercial IP service
3215 405 2104 96 France Telecom Transpac
24863 385 45 16 LINKdotNET AS number
3301 309 1199 293 TeliaNet Sweden
3320 296 4992 244 Deutsche Telekom AG
8220 277 474 266 COLT Telecommunications
6746 262 93 240 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
1257 249 1069 172 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
9116 231 134 23 Goldenlines main autonomous s
8708 228 281 215 Romania Data Systems S.A.
30890 210 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 199 197 24 Bezeq International
3300 184 171 98 AUCS Communications Services
6830 176 695 38 UPC Distribution Services
3352 174 1751 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4847 6691 763 UUNET Technologies, Inc.
7018 1524 10229 985 AT&T WorldNet Services
705 1430 555 629 UUNET Technologies, Inc.
2386 1111 587 735 AT&T Data Communications Serv
4323 1058 820 299 Time Warner Telecom
6197 1020 638 505 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 965 6824 879 Cogent Communications
1239 828 2714 579 Sprint
11492 824 98 12 Cable One
7046 803 251 658 UUNET Technologies, Inc.
19262 788 2480 182 Verizon Global Networks
721 764 21869 290 DLA Systems Automation Center
20115 763 664 409 Charter Communications
22773 710 1744 39 Cox Communications, Inc.
209 708 3747 558 Qwest
7011 695 211 431 Citizens Utilities
852 610 1091 387 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 552 535 259 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1276 1024 CHINANET-BACKBONE
4755 1063 997 Videsh Sanchar Nigam Ltd. Aut
18566 983 975 Covad Communications
4538 954 919 China Education and Research
9583 1038 891 Sify Limited
9498 902 837 BHARTI BT INTERNET LTD.
11492 824 812 Cable One
705 1430 801 UUNET Technologies, Inc.
4323 1058 759 Time Warner Telecom
22773 710 671 Cox Communications, Inc.
19262 788 606 Verizon Global Networks
8151 776 570 UniNet S.A. de C.V.
7018 1524 539 AT&T WorldNet Services
17488 556 536 Hathway IP Over Cable Interne
5668 547 528 CenturyTel Internet Holdings,
6197 1020 515 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 506 497 Instituto Costarricense de El
7545 553 479 TPG Internet Pty Ltd
721 764 474 DLA Systems Automation Center
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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
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
65017 PRIVATE 213.235.48.96/28 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
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 /11:30 /12:115
/13:239 /14:407 /15:803 /16:9133 /17:3689 /18:5989
/19:13013 /20:14734 /21:13403 /22:17066 /23:18537 /24:116891
/25:724 /26:543 /27:454 /28:199 /29:155 /30:470
/31:0 /32:95
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3601 4847 UUNET Technologies, Inc.
18566 966 983 Covad Communications
705 891 1430 UUNET Technologies, Inc.
9583 869 1038 Sify Limited
2386 829 1111 AT&T Data Communications Serv
7018 818 1524 AT&T WorldNet Services
11492 810 824 Cable One
6197 796 1020 BellSouth Network Solutions,
23577 753 767 KRNIC
7011 600 695 Citizens Utilities
19916 562 567 OLM LLC
7046 558 803 UUNET Technologies, Inc.
4766 556 747 Korea Telecom (KIX)
9498 555 902 BHARTI BT INTERNET LTD.
4538 532 954 China Education and Research
4755 483 1063 Videsh Sanchar Nigam Ltd. Aut
15270 464 494 PaeTec.net -a division of Pae
855 435 538 Canadian Research Network
5668 420 547 CenturyTel Internet Holdings,
18101 414 480 Reliance Infocom Ltd Internet
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 24:834 32:176
38:271 40:57 41:50 44:2 47:10 52:4
53:1 55:1 56:3 57:53 58:282 59:380
60:224 61:990 62:1182 63:3349 64:3316 65:3616
66:3222 67:702 68:655 69:1725 70:406 71:114
72:1053 74:118 75:49 76:13 80:828 81:785
82:683 83:392 84:498 85:762 86:413 87:437
88:253 89:671 90:2 91:99 97:1 121:109
122:42 123:3 124:492 125:732 128:308 129:219
130:131 131:321 132:48 133:11 134:177 135:42
136:180 137:110 138:189 139:103 140:530 141:135
142:368 143:212 144:256 145:67 146:323 147:144
148:370 149:174 150:110 151:118 152:89 153:117
154:6 155:246 156:146 157:153 158:166 159:141
160:98 161:91 162:225 163:158 164:279 165:237
166:243 167:272 168:482 169:123 170:387 171:12
172:1 189:30 190:301 192:5810 193:3650 194:2936
195:2287 196:999 198:3921 199:3336 200:4583 201:944
202:7230 203:7273 204:4099 205:2221 206:2650 207:3154
208:3067 209:3715 210:2411 211:989 212:1405 213:1532
214:384 215:39 216:4257 217:1345 218:371 219:295
220:826 221:392 222:260
End of report
