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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 09 Jan, 2007
Analysis Summary
----------------
BGP routing table entries examined: 217601
Prefixes after maximum aggregation: 113754
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 100413
Total ASes present in the Internet Routing Table: 24141
Origin-only ASes present in the Internet Routing Table: 21003
Origin ASes announcing only one prefix: 10124
Transit ASes present in the Internet Routing Table: 3138
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 31
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 31
Unregistered ASNs in the Routing Table: 25
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1653694984
Equivalent to 98 /8s, 145 /16s and 98 /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: 113353
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47683
Total APNIC prefixes after maximum aggregation: 18727
APNIC Deaggregation factor: 2.55
Prefixes being announced from the APNIC address blocks: 45155
Unique aggregates announced from the APNIC address blocks: 18991
APNIC Region origin ASes present in the Internet Routing Table: 2829
APNIC Region origin ASes announcing only one prefix: 785
APNIC Region transit ASes present in the Internet Routing Table: 427
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 274744448
Equivalent to 16 /8s, 96 /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: 109532
Total ARIN prefixes after maximum aggregation: 61837
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 81727
Unique aggregates announced from the ARIN address blocks: 28717
ARIN Region origin ASes present in the Internet Routing Table: 11266
ARIN Region origin ASes announcing only one prefix: 4304
ARIN Region transit ASes present in the Internet Routing Table: 1034
Average ARIN Region AS path length visible: 3.2
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 311980256
Equivalent to 18 /8s, 152 /16s and 112 /24s
Percentage of available ARIN address space announced: 68.9
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: 44115
Total RIPE prefixes after maximum aggregation: 28265
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 41067
Unique aggregates announced from the RIPE address blocks: 26457
RIPE Region origin ASes present in the Internet Routing Table: 9040
RIPE Region origin ASes announcing only one prefix: 4728
RIPE Region transit ASes present in the Internet Routing Table: 1472
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 283706400
Equivalent to 16 /8s, 233 /16s and 4 /24s
Percentage of available RIPE address space announced: 76.9
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: 13607
Total LACNIC prefixes after maximum aggregation: 3946
LACNIC Deaggregation factor: 3.45
Prefixes being announced from the LACNIC address blocks: 11679
Unique aggregates announced from the LACNIC address blocks: 6801
LACNIC Region origin ASes present in the Internet Routing Table: 756
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 133
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 36049408
Equivalent to 2 /8s, 38 /16s and 18 /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: 2634
Total AfriNIC prefixes after maximum aggregation: 979
AfriNIC Deaggregation factor: 2.69
Prefixes being announced from the AfriNIC address blocks: 1888
Unique aggregates announced from the AfriNIC address blocks: 1066
AfriNIC Region origin ASes present in the Internet Routing Table: 173
AfriNIC Region origin ASes announcing only one prefix: 55
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: 16
Number of AfriNIC addresses announced to Internet: 5329920
Equivalent to 0 /8s, 81 /16s and 84 /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 1254 8613 258 CHINANET-BACKBONE
4755 1069 384 67 Videsh Sanchar Nigam Ltd. Aut
9583 1028 109 16 Sify Limited
9498 905 467 64 BHARTI BT INTERNET LTD.
4538 864 2909 36 China Education and Research
23577 771 34 700 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 556 126 73 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 491 87 27 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
4812 438 759 69 China Telecom (Shanghai)
9942 437 81 130 COMindico Australia
17849 414 36 126 Telecommunications Technology
7474 381 211 236 SingTel Optus Pty Ltd
17974 372 129 12 PT TELEKOMUNIKASI INDONESIA
4802 361 86 149 Wantree Development
17557 361 35 169 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1912 424 UUNET - Commercial IP service
3215 388 2112 97 France Telecom Transpac
24863 387 45 16 LINKdotNET AS number
3301 306 1199 288 TeliaNet Sweden
3320 296 4993 247 Deutsche Telekom AG
8220 274 473 264 COLT Telecommunications
6746 264 93 242 Dynamic Network Technologies,
680 257 2042 251 DFN-IP service G-WiN
1257 248 1069 171 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
8708 233 283 220 Romania Data Systems S.A.
3269 211 2375 74 TELECOM ITALIA
30890 209 19 89 SC Kappa Invexim SRL
3246 208 353 195 Song Networks
5416 206 13 9 BATELCO-BH
8551 197 197 24 Bezeq International
3300 182 171 92 AUCS Communications Services
3352 176 1767 31 Ibernet, Internet Access Netw
12479 175 578 6 Uni2 Autonomous System
20858 175 34 3 This AS will be used to conne
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4851 6674 751 UUNET Technologies, Inc.
7018 1548 10255 998 AT&T WorldNet Services
705 1404 553 607 UUNET Technologies, Inc.
2386 1105 585 733 AT&T Data Communications Serv
4323 1062 821 299 Time Warner Telecom
6197 1021 639 500 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 941 6790 872 Cogent Communications
11492 854 99 20 Cable One
1239 822 2730 571 Sprint
19262 810 2530 181 Verizon Global Networks
7046 797 267 656 UUNET Technologies, Inc.
20115 769 670 408 Charter Communications
721 765 21901 294 DLA Systems Automation Center
209 720 3764 566 Qwest
22773 714 1744 41 Cox Communications, Inc.
7011 690 211 431 Citizens Utilities
852 617 1092 391 Telus Advanced Communications
577 575 744 213 Bell Advanced Communications
5668 569 161 19 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
9583 1028 1012 Sify Limited
4755 1069 1002 Videsh Sanchar Nigam Ltd. Aut
4134 1254 996 CHINANET-BACKBONE
18566 983 975 Covad Communications
9498 905 841 BHARTI BT INTERNET LTD.
11492 854 834 Cable One
4538 864 828 China Education and Research
705 1404 797 UUNET Technologies, Inc.
4323 1062 763 Time Warner Telecom
22773 714 673 Cox Communications, Inc.
19262 810 629 Verizon Global Networks
8151 824 623 UniNet S.A. de C.V.
7018 1548 550 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 504 495 Instituto Costarricense de El
7545 556 483 TPG Internet Pty Ltd
721 765 471 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
64512 PRIVATE 144.16.192.0/24 9583 Sify Limited
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
65313 PRIVATE 203.184.140.0/24 9304 Hutchison Telecom (H
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 /15:804 /16:9142 /17:3693 /18:6052
/19:13155 /20:14771 /21:13443 /22:17161 /23:18543 /24:117333
/25:735 /26:532 /27:444 /28:197 /29:156 /30:493
/31:0 /32:105
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3618 4851 UUNET Technologies, Inc.
18566 966 983 Covad Communications
705 865 1404 UUNET Technologies, Inc.
9583 855 1028 Sify Limited
11492 840 854 Cable One
7018 834 1548 AT&T WorldNet Services
2386 829 1105 AT&T Data Communications Serv
6197 794 1021 BellSouth Network Solutions,
23577 757 771 KRNIC
7011 594 690 Citizens Utilities
4766 568 759 Korea Telecom (KIX)
9498 567 905 BHARTI BT INTERNET LTD.
19916 562 567 OLM LLC
7046 552 797 UUNET Technologies, Inc.
4538 532 864 China Education and Research
4755 486 1069 Videsh Sanchar Nigam Ltd. Aut
15270 463 495 PaeTec.net -a division of Pae
5668 440 569 CenturyTel Internet Holdings,
855 433 536 Canadian Research Network
18101 425 491 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:62 9:1 12:1672 13:1 15:15
16:3 17:3 18:5 20:36 24:854 25:1
32:176 38:274 40:57 41:56 44:2 47:10
52:4 53:1 55:1 56:3 57:52 58:291
59:384 60:192 61:991 62:1189 63:3332 64:3305
65:3628 66:3165 67:711 68:656 69:1716 70:408
71:130 72:1116 74:124 75:51 76:18 80:824
81:788 82:666 83:357 84:490 85:789 86:435
87:453 88:254 89:755 90:2 91:124 97:1
121:118 122:54 123:8 124:510 125:759 128:310
129:221 130:125 131:316 132:49 133:11 134:177
135:44 136:179 137:115 138:189 139:103 140:521
141:134 142:369 143:212 144:266 145:67 146:322
147:141 148:364 149:193 150:113 151:117 152:91
153:119 154:6 155:246 156:150 157:154 158:166
159:138 160:99 161:98 162:225 163:159 164:242
165:237 166:243 167:283 168:478 169:121 170:364
171:12 172:1 189:49 190:324 192:5802 193:3639
194:2941 195:2309 196:1018 198:3933 199:3365 200:4621
201:949 202:7262 203:7333 204:4102 205:2221 206:2659
207:3144 208:3082 209:3712 210:2425 211:997 212:1379
213:1488 214:386 215:39 216:4252 217:1348 218:376
219:292 220:843 221:376 222:285
End of report
