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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 05 Jan, 2007
Analysis Summary
----------------
BGP routing table entries examined: 217906
Prefixes after maximum aggregation: 113752
Unique aggregates announced to Internet: 100374
Total ASes present in the Internet Routing Table: 24128
Origin-only ASes present in the Internet Routing Table: 20954
Origin ASes announcing only one prefix: 10124
Transit ASes present in the Internet Routing Table: 3174
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 36
Unregistered ASNs in the Routing Table: 22
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1653494920
Equivalent to 98 /8s, 142 /16s and 84 /24s
Percentage of available address space announced: 44.6
Percentage of allocated address space announced: 63.3
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 113476
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47622
Total APNIC prefixes after maximum aggregation: 18749
Prefixes being announced from the APNIC address blocks: 45102
Unique aggregates announced from the APNIC address blocks: 19022
APNIC Region origin ASes present in the Internet Routing Table: 2826
APNIC Region origin ASes announcing only one prefix: 788
APNIC Region transit ASes present in the Internet Routing Table: 441
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 274613248
Equivalent to 16 /8s, 94 /16s and 68 /24s
Percentage of available APNIC address space announced: 85.9
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: 110059
Total ARIN prefixes after maximum aggregation: 61824
Prefixes being announced from the ARIN address blocks: 82241
Unique aggregates announced from the ARIN address blocks: 28741
ARIN Region origin ASes present in the Internet Routing Table: 11267
ARIN Region origin ASes announcing only one prefix: 4298
ARIN Region transit ASes present in the Internet Routing Table: 1055
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 311822304
Equivalent to 18 /8s, 150 /16s and 7 /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: 43981
Total RIPE prefixes after maximum aggregation: 28255
Prefixes being announced from the RIPE address blocks: 40933
Unique aggregates announced from the RIPE address blocks: 26369
RIPE Region origin ASes present in the Internet Routing Table: 9036
RIPE Region origin ASes announcing only one prefix: 4736
RIPE Region transit ASes present in the Internet Routing Table: 1472
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 283583264
Equivalent to 16 /8s, 231 /16s and 35 /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: 13583
Total LACNIC prefixes after maximum aggregation: 3950
Prefixes being announced from the LACNIC address blocks: 11670
Unique aggregates announced from the LACNIC address blocks: 6794
LACNIC Region origin ASes present in the Internet Routing Table: 755
LACNIC Region origin ASes announcing only one prefix: 250
LACNIC Region transit ASes present in the Internet Routing Table: 133
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 36004096
Equivalent to 2 /8s, 37 /16s and 97 /24s
Percentage of available LACNIC address space announced: 53.7
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: 2626
Total AfriNIC prefixes after maximum aggregation: 974
Prefixes being announced from the AfriNIC address blocks: 1883
Unique aggregates announced from the AfriNIC address blocks: 1068
AfriNIC Region origin ASes present in the Internet Routing Table: 171
AfriNIC Region origin ASes announcing only one prefix: 52
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: 16
Number of AfriNIC addresses announced to Internet: 5344000
Equivalent to 0 /8s, 81 /16s and 139 /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 1259 8642 264 CHINANET-BACKBONE
4755 1071 384 68 Videsh Sanchar Nigam Ltd. Aut
9583 1039 109 16 Sify Limited
4538 955 2910 35 China Education and Research
9498 901 467 64 BHARTI BT INTERNET LTD.
23577 771 34 700 KRNIC
4766 759 4946 312 Korea Telecom (KIX)
1221 615 1714 458 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 492 87 28 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
4812 438 759 69 China Telecom (Shanghai)
9942 438 81 131 COMindico Australia
17849 414 36 126 Telecommunications Technology
7474 382 211 237 SingTel Optus Pty Ltd
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
17557 364 35 171 Pakistan Telecom
4802 361 86 149 Wantree Development
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 387 45 16 LINKdotNET AS number
3301 306 1199 288 TeliaNet Sweden
3320 295 4993 246 Deutsche Telekom AG
8220 273 474 263 COLT Telecommunications
6746 263 92 241 Dynamic Network Technologies,
680 257 2042 251 DFN-IP service G-WiN
1257 249 1069 172 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
8708 230 282 217 Romania Data Systems S.A.
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 181 171 93 AUCS Communications Services
3352 176 1767 31 Ibernet, Internet Access Netw
12479 175 578 6 Uni2 Autonomous System
786 171 1795 171 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4874 6675 759 UUNET Technologies, Inc.
7018 1546 10262 999 AT&T WorldNet Services
705 1406 553 609 UUNET Technologies, Inc.
209 1277 3763 565 Qwest
2386 1110 586 734 AT&T Data Communications Serv
4323 1050 820 295 Time Warner Telecom
6197 1022 639 500 BellSouth Network Solutions,
18566 982 272 8 Covad Communications
174 946 6775 871 Cogent Communications
11492 873 99 17 Cable One
1239 827 2714 575 Sprint
19262 808 2512 180 Verizon Global Networks
7046 800 267 659 UUNET Technologies, Inc.
721 778 21901 292 DLA Systems Automation Center
20115 768 670 413 Charter Communications
22773 713 1744 40 Cox Communications, Inc.
7011 688 211 432 Citizens Utilities
852 616 1076 390 Telus Advanced Communications
577 574 744 212 Bell Advanced Communications
5668 567 161 19 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
9583 1039 1023 Sify Limited
4755 1071 1003 Videsh Sanchar Nigam Ltd. Aut
4134 1259 995 CHINANET-BACKBONE
18566 982 974 Covad Communications
4538 955 920 China Education and Research
11492 873 856 Cable One
9498 901 837 BHARTI BT INTERNET LTD.
705 1406 797 UUNET Technologies, Inc.
4323 1050 755 Time Warner Telecom
209 1277 712 Qwest
22773 713 673 Cox Communications, Inc.
19262 808 628 Verizon Global Networks
8151 822 614 UniNet S.A. de C.V.
5668 567 548 CenturyTel Internet Holdings,
7018 1546 547 AT&T WorldNet Services
17488 565 544 Hathway IP Over Cable Interne
6197 1022 522 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 505 496 Instituto Costarricense de El
721 778 486 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
64513 PRIVATE 164.78.0.0/17 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.0.0/16 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.128.0/17 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.247.0/24 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.248.0/24 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.249.0/24 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.252.0/24 7610 SINGAPORE ADVANCE RE
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
2.1.1.0/24 10264 ScotiaMcleod Inc.
2.2.2.0/24 10264 ScotiaMcleod Inc.
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
192.172.0.0/19 721 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 /12:117
/13:240 /14:412 /15:802 /16:9152 /17:3692 /18:6067
/19:13202 /20:14905 /21:13548 /22:17219 /23:18563 /24:117241
/25:734 /26:533 /27:442 /28:198 /29:155 /30:496
/31:0 /32:115
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3628 4874 UUNET Technologies, Inc.
18566 965 982 Covad Communications
9583 866 1039 Sify Limited
705 865 1406 UUNET Technologies, Inc.
11492 859 873 Cable One
7018 833 1546 AT&T WorldNet Services
2386 829 1110 AT&T Data Communications Serv
6197 795 1022 BellSouth Network Solutions,
23577 757 771 KRNIC
209 682 1277 Qwest
7011 593 688 Citizens Utilities
4766 568 759 Korea Telecom (KIX)
9498 564 901 BHARTI BT INTERNET LTD.
19916 562 567 OLM LLC
7046 555 800 UUNET Technologies, Inc.
4538 532 955 China Education and Research
4755 486 1071 Videsh Sanchar Nigam Ltd. Aut
15270 463 495 PaeTec.net -a division of Pae
5668 438 567 CenturyTel Internet Holdings,
855 435 538 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:9 8:62 9:1 12:1674 13:1
15:15 16:3 17:3 18:5 20:36 24:859
25:1 32:176 38:274 40:57 41:53 44:2
47:10 52:4 53:1 55:1 56:3 57:52
58:292 59:383 60:190 61:995 62:1184 63:3423
64:3293 65:3629 66:3178 67:716 68:655 69:1712
70:405 71:130 72:1110 74:124 75:51 76:18
80:822 81:768 82:667 83:354 84:485 85:786
86:406 87:454 88:255 89:716 90:2 91:108
97:1 121:117 122:50 123:7 124:510 125:756
128:312 129:221 130:124 131:316 132:49 133:11
134:177 135:44 136:180 137:115 138:189 139:103
140:519 141:134 142:369 143:213 144:266 145:67
146:319 147:143 148:359 149:176 150:113 151:117
152:91 153:119 154:6 155:246 156:150 157:153
158:166 159:139 160:99 161:98 162:224 163:160
164:245 165:237 166:243 167:283 168:483 169:121
170:361 171:12 172:1 189:47 190:312 192:5788
193:3640 194:2934 195:2310 196:1016 198:3938 199:3360
200:4638 201:947 202:7275 203:7293 204:4120 205:2231
206:2665 207:3146 208:3076 209:3723 210:2418 211:994
212:1391 213:1493 214:381 215:39 216:4247 217:1329
218:375 219:289 220:843 221:375 222:279
End of report
