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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 03 Jan, 2007
Analysis Summary
----------------
BGP routing table entries examined: 216290
Prefixes after maximum aggregation: 113771
Unique aggregates announced to Internet: 100500
Total ASes present in the Internet Routing Table: 24081
Origin-only ASes present in the Internet Routing Table: 20920
Origin ASes announcing only one prefix: 10096
Transit ASes present in the Internet Routing Table: 3161
Transit-only ASes present in the Internet Routing Table: 69
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 31
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 29
Unregistered ASNs in the Routing Table: 21
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1651919048
Equivalent to 98 /8s, 118 /16s and 72 /24s
Percentage of available address space announced: 44.6
Percentage of allocated address space announced: 63.2
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112477
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 46745
Total APNIC prefixes after maximum aggregation: 18776
Prefixes being announced from the APNIC address blocks: 44205
Unique aggregates announced from the APNIC address blocks: 19126
APNIC Region origin ASes present in the Internet Routing Table: 2823
APNIC Region origin ASes announcing only one prefix: 780
APNIC Region transit ASes present in the Internet Routing Table: 442
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 273451264
Equivalent to 16 /8s, 76 /16s and 137 /24s
Percentage of available APNIC address space announced: 85.5
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, 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: 109433
Total ARIN prefixes after maximum aggregation: 61826
Prefixes being announced from the ARIN address blocks: 81674
Unique aggregates announced from the ARIN address blocks: 28720
ARIN Region origin ASes present in the Internet Routing Table: 11252
ARIN Region origin ASes announcing only one prefix: 4292
ARIN Region transit ASes present in the Internet Routing Table: 1042
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 311664864
Equivalent to 18 /8s, 147 /16s and 160 /24s
Percentage of available ARIN address space announced: 68.8
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: 43938
Total RIPE prefixes after maximum aggregation: 28226
Prefixes being announced from the RIPE address blocks: 40904
Unique aggregates announced from the RIPE address blocks: 26416
RIPE Region origin ASes present in the Internet Routing Table: 9012
RIPE Region origin ASes announcing only one prefix: 4720
RIPE Region transit ASes present in the Internet Routing Table: 1476
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 283414688
Equivalent to 16 /8s, 228 /16s and 144 /24s
Percentage of available RIPE address space announced: 76.8
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
40960-43007
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: 13519
Total LACNIC prefixes after maximum aggregation: 3969
Prefixes being announced from the LACNIC address blocks: 11598
Unique aggregates announced from the LACNIC address blocks: 6800
LACNIC Region origin ASes present in the Internet Routing Table: 753
LACNIC Region origin ASes announcing only one prefix: 251
LACNIC Region transit ASes present in the Internet Routing Table: 130
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 36002752
Equivalent to 2 /8s, 37 /16s and 91 /24s
Percentage of available LACNIC address space announced: 53.6
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: 2627
Total AfriNIC prefixes after maximum aggregation: 974
Prefixes being announced from the AfriNIC address blocks: 1871
Unique aggregates announced from the AfriNIC address blocks: 1067
AfriNIC Region origin ASes present in the Internet Routing Table: 172
AfriNIC Region origin ASes announcing only one prefix: 53
AfriNIC Region transit ASes present in the Internet Routing Table: 30
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5327616
Equivalent to 0 /8s, 81 /16s and 75 /24s
Percentage of available AfriNIC address space announced: 15.9
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 1267 8735 266 CHINANET-BACKBONE
4755 1070 384 68 Videsh Sanchar Nigam Ltd. Aut
9583 1049 99 64 Sify Limited
9498 898 211 63 BHARTI BT INTERNET LTD.
23577 771 34 700 KRNIC
4766 758 4946 312 Korea Telecom (KIX)
1221 613 1714 456 Telstra Pty Ltd
17488 565 35 21 Hathway IP Over Cable Interne
7545 557 126 75 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 499 87 29 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 438 81 131 COMindico Australia
4812 432 759 69 China Telecom (Shanghai)
17849 411 36 126 Telecommunications Technology
7474 382 211 237 SingTel Optus Pty Ltd
17557 367 35 173 Pakistan Telecom
4802 361 86 149 Wantree Development
17974 353 129 12 PT TELEKOMUNIKASI INDONESIA
2907 336 1749 311 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1912 424 UUNET - Commercial IP service
3215 390 2104 96 France Telecom Transpac
24863 386 45 16 LINKdotNET AS number
3301 306 1199 288 TeliaNet Sweden
3320 300 4994 248 Deutsche Telekom AG
8220 273 474 263 COLT Telecommunications
6746 264 93 242 Dynamic Network Technologies,
680 253 2041 248 DFN-IP service G-WiN
1257 249 1069 172 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
8708 231 282 218 Romania Data Systems S.A.
9116 221 134 23 Goldenlines main autonomous s
3269 210 2373 73 TELECOM ITALIA
3246 208 353 195 Song Networks
30890 208 19 90 SC Kappa Invexim SRL
5416 206 13 9 BATELCO-BH
8551 197 197 24 Bezeq International
3300 180 171 93 AUCS Communications Services
3352 175 1767 31 Ibernet, Internet Access Netw
12479 175 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4882 6675 756 UUNET Technologies, Inc.
7018 1544 10262 998 AT&T WorldNet Services
705 1404 552 607 UUNET Technologies, Inc.
2386 1109 586 733 AT&T Data Communications Serv
4323 1049 819 296 Time Warner Telecom
6197 1020 638 503 BellSouth Network Solutions,
18566 982 272 8 Covad Communications
174 957 6775 870 Cogent Communications
11492 867 98 15 Cable One
1239 828 2714 579 Sprint
19262 804 2496 181 Verizon Global Networks
7046 802 267 658 UUNET Technologies, Inc.
721 778 21900 292 DLA Systems Automation Center
20115 766 667 411 Charter Communications
209 716 3763 564 Qwest
22773 712 1744 40 Cox Communications, Inc.
7011 688 211 432 Citizens Utilities
852 617 1092 391 Telus Advanced Communications
577 575 744 213 Bell Advanced Communications
19916 567 48 57 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1070 1002 Videsh Sanchar Nigam Ltd. Aut
4134 1267 1001 CHINANET-BACKBONE
9583 1049 985 Sify Limited
18566 982 974 Covad Communications
11492 867 852 Cable One
9498 898 835 BHARTI BT INTERNET LTD.
705 1404 797 UUNET Technologies, Inc.
4323 1049 753 Time Warner Telecom
22773 712 672 Cox Communications, Inc.
19262 804 623 Verizon Global Networks
8151 819 612 UniNet S.A. de C.V.
7018 1544 546 AT&T WorldNet Services
17488 565 544 Hathway IP Over Cable Interne
5668 552 533 CenturyTel Internet Holdings,
6197 1020 517 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 505 496 Instituto Costarricense de El
721 778 486 DLA Systems Automation Center
7545 557 482 TPG Internet Pty Ltd
18101 499 470 Reliance Infocom Ltd Internet
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
65422 PRIVATE 193.227.230.8/29 35731 Network Technology S
65414 PRIVATE 193.227.230.24/30 35731 Network Technology S
65422 PRIVATE 193.227.230.56/30 35731 Network Technology S
65418 PRIVATE 193.227.230.64/28 35731 Network Technology S
65420 PRIVATE 193.227.230.83/32 35731 Network Technology S
65413 PRIVATE 193.227.230.103/32 35731 Network Technology S
65422 PRIVATE 193.227.230.168/30 35731 Network Technology S
65404 PRIVATE 203.2.172.0/24 9466 UUNET Japan Limited
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
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
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
192.0.2.0/24 812 Rogers WAVE
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 /12:116
/13:240 /14:412 /15:802 /16:9147 /17:3686 /18:6040
/19:13120 /20:14795 /21:13259 /22:16971 /23:18427 /24:116531
/25:735 /26:533 /27:451 /28:197 /29:154 /30:493
/31:0 /32:108
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3639 4882 UUNET Technologies, Inc.
18566 965 982 Covad Communications
9583 877 1049 Sify Limited
705 864 1404 UUNET Technologies, Inc.
11492 853 867 Cable One
7018 833 1544 AT&T WorldNet Services
2386 829 1109 AT&T Data Communications Serv
6197 794 1020 BellSouth Network Solutions,
23577 757 771 KRNIC
7011 593 688 Citizens Utilities
4766 567 758 Korea Telecom (KIX)
9498 562 898 BHARTI BT INTERNET LTD.
19916 562 567 OLM LLC
7046 556 802 UUNET Technologies, Inc.
4755 486 1070 Videsh Sanchar Nigam Ltd. Aut
15270 469 501 PaeTec.net -a division of Pae
855 435 538 Canadian Research Network
18101 432 499 Reliance Infocom Ltd Internet
5668 424 552 CenturyTel Internet Holdings,
1239 411 828 Sprint
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:62 9:1 12:1671 13:1 15:15
16:3 17:3 20:36 24:859 25:1 32:176
38:274 40:57 41:56 44:2 47:10 52:4
53:1 55:1 56:3 57:52 58:283 59:353
60:190 61:990 62:1190 63:3334 64:3299 65:3628
66:3177 67:711 68:655 69:1710 70:405 71:130
72:1108 74:123 75:51 76:17 80:833 81:769
82:666 83:336 84:483 85:780 86:404 87:451
88:254 89:713 90:2 91:107 97:1 121:116
122:49 123:8 124:511 125:750 128:309 129:219
130:133 131:316 132:49 133:11 134:177 135:43
136:175 137:115 138:189 139:103 140:529 141:134
142:369 143:213 144:264 145:67 146:322 147:144
148:357 149:174 150:111 151:117 152:90 153:118
154:6 155:246 156:150 157:154 158:166 159:138
160:99 161:101 162:224 163:159 164:249 165:237
166:243 167:283 168:483 169:121 170:363 171:12
172:1 189:29 190:311 192:5785 193:3638 194:2934
195:2300 196:1003 198:3930 199:3360 200:4592 201:937
202:7109 203:7287 204:4112 205:2212 206:2653 207:3151
208:3079 209:3722 210:2286 211:929 212:1360 213:1496
214:386 215:38 216:4267 217:1339 218:363 219:269
220:837 221:380 222:270
End of report
