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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 06 Jan, 2007
Analysis Summary
----------------
BGP routing table entries examined: 217502
Prefixes after maximum aggregation: 113723
Unique aggregates announced to Internet: 100373
Total ASes present in the Internet Routing Table: 24130
Origin-only ASes present in the Internet Routing Table: 20950
Origin ASes announcing only one prefix: 10117
Transit ASes present in the Internet Routing Table: 3180
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.2
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: 9
Number of addresses announced to Internet: 1653144328
Equivalent to 98 /8s, 136 /16s and 251 /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: 113183
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47723
Total APNIC prefixes after maximum aggregation: 18728
Prefixes being announced from the APNIC address blocks: 45202
Unique aggregates announced from the APNIC address blocks: 19004
APNIC Region origin ASes present in the Internet Routing Table: 2831
APNIC Region origin ASes announcing only one prefix: 790
APNIC Region transit ASes present in the Internet Routing Table: 440
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 274605184
Equivalent to 16 /8s, 94 /16s and 36 /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: 109511
Total ARIN prefixes after maximum aggregation: 61834
Prefixes being announced from the ARIN address blocks: 81738
Unique aggregates announced from the ARIN address blocks: 28734
ARIN Region origin ASes present in the Internet Routing Table: 11259
ARIN Region origin ASes announcing only one prefix: 4288
ARIN Region transit ASes present in the Internet Routing Table: 1055
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 311841504
Equivalent to 18 /8s, 150 /16s and 82 /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: 43998
Total RIPE prefixes after maximum aggregation: 28241
Prefixes being announced from the RIPE address blocks: 40932
Unique aggregates announced from the RIPE address blocks: 26397
RIPE Region origin ASes present in the Internet Routing Table: 9039
RIPE Region origin ASes announcing only one prefix: 4737
RIPE Region transit ASes present in the Internet Routing Table: 1478
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 283586848
Equivalent to 16 /8s, 231 /16s and 49 /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: 13611
Total LACNIC prefixes after maximum aggregation: 3945
Prefixes being announced from the LACNIC address blocks: 11697
Unique aggregates announced from the LACNIC address blocks: 6810
LACNIC Region origin ASes present in the Internet Routing Table: 753
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 36029952
Equivalent to 2 /8s, 37 /16s and 198 /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: 2624
Total AfriNIC prefixes after maximum aggregation: 975
Prefixes being announced from the AfriNIC address blocks: 1885
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: 54
AfriNIC Region transit ASes present in the Internet Routing Table: 32
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 5347584
Equivalent to 0 /8s, 81 /16s and 153 /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 1260 8642 264 CHINANET-BACKBONE
4755 1070 384 68 Videsh Sanchar Nigam Ltd. Aut
9583 1030 109 16 Sify Limited
4538 955 2910 35 China Education and Research
9498 902 467 64 BHARTI BT INTERNET LTD.
23577 770 34 699 KRNIC
4766 759 4946 312 Korea Telecom (KIX)
1221 617 1714 459 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 493 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
702 541 1912 421 UUNET - Commercial IP service
3215 387 2104 96 France Telecom Transpac
24863 387 45 16 LINKdotNET AS number
3301 306 1199 288 TeliaNet Sweden
3320 296 4993 247 Deutsche Telekom AG
8220 271 473 261 COLT Telecommunications
6746 263 92 241 Dynamic Network Technologies,
680 257 2042 251 DFN-IP service G-WiN
1257 248 1069 171 SWIPnet Swedish IP Network
5089 243 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 182 171 91 AUCS Communications Services
3352 176 1767 31 Ibernet, Internet Access Netw
12479 174 578 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 4843 6674 751 UUNET Technologies, Inc.
7018 1542 10261 990 AT&T WorldNet Services
705 1404 552 607 UUNET Technologies, Inc.
2386 1109 586 733 AT&T Data Communications Serv
4323 1053 820 296 Time Warner Telecom
6197 1021 639 500 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 939 6774 871 Cogent Communications
11492 872 99 19 Cable One
1239 819 2714 571 Sprint
19262 808 2512 180 Verizon Global Networks
7046 798 267 657 UUNET Technologies, Inc.
721 780 21901 294 DLA Systems Automation Center
20115 767 670 413 Charter Communications
209 721 3764 567 Qwest
22773 713 1744 40 Cox Communications, Inc.
7011 691 211 432 Citizens Utilities
852 616 1076 390 Telus Advanced Communications
577 574 744 212 Bell Advanced Communications
5668 569 161 19 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
9583 1030 1014 Sify Limited
4755 1070 1002 Videsh Sanchar Nigam Ltd. Aut
4134 1260 996 CHINANET-BACKBONE
18566 983 975 Covad Communications
4538 955 920 China Education and Research
11492 872 853 Cable One
9498 902 838 BHARTI BT INTERNET LTD.
705 1404 797 UUNET Technologies, Inc.
4323 1053 757 Time Warner Telecom
22773 713 673 Cox Communications, Inc.
19262 808 628 Verizon Global Networks
8151 827 623 UniNet S.A. de C.V.
7018 1542 552 AT&T WorldNet Services
5668 569 550 CenturyTel Internet Holdings,
17488 565 544 Hathway IP Over Cable Interne
6197 1021 521 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 505 496 Instituto Costarricense de El
721 780 486 DLA Systems Automation Center
7545 557 482 TPG Internet Pty Ltd
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
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 /12:117
/13:240 /14:412 /15:803 /16:9144 /17:3688 /18:6049
/19:13154 /20:14829 /21:13432 /22:17149 /23:18550 /24:117194
/25:734 /26:532 /27:441 /28:197 /29:154 /30:495
/31:0 /32:115
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3610 4843 UUNET Technologies, Inc.
18566 966 983 Covad Communications
705 864 1404 UUNET Technologies, Inc.
9583 858 1030 Sify Limited
11492 858 872 Cable One
7018 832 1542 AT&T WorldNet Services
2386 828 1109 AT&T Data Communications Serv
6197 794 1021 BellSouth Network Solutions,
23577 756 770 KRNIC
7011 595 691 Citizens Utilities
4766 568 759 Korea Telecom (KIX)
9498 565 902 BHARTI BT INTERNET LTD.
19916 562 567 OLM LLC
7046 553 798 UUNET Technologies, Inc.
4538 532 955 China Education and Research
4755 486 1070 Videsh Sanchar Nigam Ltd. Aut
15270 463 495 PaeTec.net -a division of Pae
5668 440 569 CenturyTel Internet Holdings,
855 435 538 Canadian Research Network
18101 426 493 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:62 9:1 12:1675 13:1 15:15
16:3 17:3 18:5 20:36 24:860 25:1
32:176 38:274 40:57 41:56 44:2 47:10
52:4 53:1 55:1 56:3 57:52 58:293
59:382 60:190 61:992 62:1189 63:3331 64:3300
65:3628 66:3175 67:712 68:656 69:1717 70:407
71:130 72:1112 74:124 75:51 76:18 80:823
81:771 82:667 83:355 84:488 85:785 86:406
87:455 88:255 89:720 90:2 91:109 97:1
121:117 122:53 123:8 124:507 125:759 128:312
129:221 130:125 131:316 132:49 133:11 134:177
135:44 136:179 137:115 138:189 139:103 140:517
141:134 142:369 143:212 144:265 145:67 146:322
147:143 148:362 149:176 150:113 151:117 152:91
153:119 154:6 155:246 156:149 157:153 158:166
159:140 160:99 161:95 162:225 163:160 164:247
165:237 166:243 167:274 168:483 169:121 170:364
171:12 172:1 189:49 190:329 192:5789 193:3639
194:2925 195:2303 196:1014 198:3931 199:3366 200:4631
201:947 202:7283 203:7321 204:4107 205:2229 206:2659
207:3141 208:3077 209:3722 210:2416 211:998 212:1371
213:1491 214:386 215:39 216:4249 217:1348 218:376
219:291 220:843 221:377 222:283
End of report
