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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 27 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216203
Prefixes after maximum aggregation: 113626
Unique aggregates announced to Internet: 100237
Total ASes present in the Internet Routing Table: 24074
Origin-only ASes present in the Internet Routing Table: 20845
Origin ASes announcing only one prefix: 10090
Transit ASes present in the Internet Routing Table: 3229
Transit-only ASes present in the Internet Routing Table: 83
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 31
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1640843496
Equivalent to 97 /8s, 205 /16s and 72 /24s
Percentage of available address space announced: 44.3
Percentage of allocated address space announced: 62.8
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112935
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 46676
Total APNIC prefixes after maximum aggregation: 18645
Prefixes being announced from the APNIC address blocks: 44168
Unique aggregates announced from the APNIC address blocks: 19037
APNIC Region origin ASes present in the Internet Routing Table: 2818
APNIC Region origin ASes announcing only one prefix: 799
APNIC Region transit ASes present in the Internet Routing Table: 437
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 265033728
Equivalent to 15 /8s, 204 /16s and 24 /24s
Percentage of available APNIC address space announced: 82.9
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: 109453
Total ARIN prefixes after maximum aggregation: 61811
Prefixes being announced from the ARIN address blocks: 81623
Unique aggregates announced from the ARIN address blocks: 28699
ARIN Region origin ASes present in the Internet Routing Table: 11253
ARIN Region origin ASes announcing only one prefix: 4284
ARIN Region transit ASes present in the Internet Routing Table: 1092
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 311367136
Equivalent to 18 /8s, 143 /16s and 21 /24s
Percentage of available ARIN address space announced: 68.7
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: 43994
Total RIPE prefixes after maximum aggregation: 28247
Prefixes being announced from the RIPE address blocks: 40963
Unique aggregates announced from the RIPE address blocks: 26397
RIPE Region origin ASes present in the Internet Routing Table: 9001
RIPE Region origin ASes announcing only one prefix: 4707
RIPE Region transit ASes present in the Internet Routing Table: 1486
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 282002048
Equivalent to 16 /8s, 207 /16s and 2 /24s
Percentage of available RIPE address space announced: 76.4
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: 13449
Total LACNIC prefixes after maximum aggregation: 3954
Prefixes being announced from the LACNIC address blocks: 11500
Unique aggregates announced from the LACNIC address blocks: 6681
LACNIC Region origin ASes present in the Internet Routing Table: 750
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 135
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 35501568
Equivalent to 2 /8s, 29 /16s and 182 /24s
Percentage of available LACNIC address space announced: 52.9
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: 2610
Total AfriNIC prefixes after maximum aggregation: 969
Prefixes being announced from the AfriNIC address blocks: 1863
Unique aggregates announced from the AfriNIC address blocks: 1065
AfriNIC Region origin ASes present in the Internet Routing Table: 169
AfriNIC Region origin ASes announcing only one prefix: 52
AfriNIC Region transit ASes present in the Internet Routing Table: 32
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 5324544
Equivalent to 0 /8s, 81 /16s and 63 /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 1186 8064 301 CHINANET-BACKBONE
4755 1048 383 64 Videsh Sanchar Nigam Ltd. Aut
9583 1015 97 59 Sify Limited
4538 953 2846 34 China Education and Research
9498 896 211 64 BHARTI BT INTERNET LTD.
23577 771 34 700 KRNIC
4766 752 4946 307 Korea Telecom (KIX)
1221 613 1714 456 Telstra Pty Ltd
17488 565 35 21 Hathway IP Over Cable Interne
7545 554 126 74 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 487 86 22 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 440 81 132 COMindico Australia
4812 437 756 68 China Telecom (Shanghai)
17849 411 36 126 Telecommunications Technology
4802 408 86 146 Wantree Development
7474 382 211 237 SingTel Optus Pty Ltd
17557 365 35 173 Pakistan Telecom
17974 365 119 26 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1896 424 UUNET - Commercial IP service
3215 393 2104 96 France Telecom Transpac
24863 385 45 15 LINKdotNET AS number
3301 310 1199 292 TeliaNet Sweden
3320 297 4993 245 Deutsche Telekom AG
8220 276 474 266 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
9116 232 134 23 Goldenlines main autonomous s
8708 231 282 218 Romania Data Systems S.A.
3269 210 2373 73 TELECOM ITALIA
30890 208 19 90 SC Kappa Invexim SRL
5416 206 13 9 BATELCO-BH
3246 205 353 192 Song Networks
8551 199 197 24 Bezeq International
3300 185 171 98 AUCS Communications Services
3352 175 1767 31 Ibernet, Internet Access Netw
12479 173 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4850 6691 757 UUNET Technologies, Inc.
7018 1548 10245 1004 AT&T WorldNet Services
705 1410 552 612 UUNET Technologies, Inc.
2386 1111 586 734 AT&T Data Communications Serv
4323 1054 819 295 Time Warner Telecom
6197 1018 636 501 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 966 6809 877 Cogent Communications
11492 863 98 13 Cable One
1239 822 2737 576 Sprint
7046 803 251 658 UUNET Technologies, Inc.
19262 788 2496 181 Verizon Global Networks
721 778 21885 292 DLA Systems Automation Center
20115 767 667 412 Charter Communications
22773 710 1744 40 Cox Communications, Inc.
209 709 3763 559 Qwest
7011 686 211 431 Citizens Utilities
852 617 1092 391 Telus Advanced Communications
577 576 744 214 Bell Advanced Communications
19916 567 48 57 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1048 984 Videsh Sanchar Nigam Ltd. Aut
18566 983 975 Covad Communications
9583 1015 956 Sify Limited
4538 953 919 China Education and Research
4134 1186 885 CHINANET-BACKBONE
11492 863 850 Cable One
9498 896 832 BHARTI BT INTERNET LTD.
705 1410 798 UUNET Technologies, Inc.
4323 1054 759 Time Warner Telecom
22773 710 670 Cox Communications, Inc.
19262 788 607 Verizon Global Networks
8151 781 577 UniNet S.A. de C.V.
7018 1548 544 AT&T WorldNet Services
17488 565 544 Hathway IP Over Cable Interne
5668 547 528 CenturyTel Internet Holdings,
6197 1018 517 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 504 495 Instituto Costarricense de El
721 778 486 DLA Systems Automation Center
7545 554 480 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
65100 PRIVATE 199.85.124.0/24 26788 Enersource Telecom I
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 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 /10:12 /11:30 /12:115
/13:237 /14:407 /15:794 /16:9057 /17:3656 /18:5913
/19:12898 /20:14698 /21:13356 /22:17066 /23:18513 /24:116780
/25:736 /26:534 /27:447 /28:193 /29:154 /30:479
/31:0 /32:98
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3611 4850 UUNET Technologies, Inc.
18566 966 983 Covad Communications
705 873 1410 UUNET Technologies, Inc.
9583 854 1015 Sify Limited
11492 849 863 Cable One
7018 832 1548 AT&T WorldNet Services
2386 830 1111 AT&T Data Communications Serv
6197 794 1018 BellSouth Network Solutions,
23577 757 771 KRNIC
7011 591 686 Citizens Utilities
19916 562 567 OLM LLC
4766 561 752 Korea Telecom (KIX)
7046 559 803 UUNET Technologies, Inc.
9498 558 896 BHARTI BT INTERNET LTD.
4538 532 953 China Education and Research
4755 472 1048 Videsh Sanchar Nigam Ltd. Aut
15270 464 494 PaeTec.net -a division of Pae
855 435 538 Canadian Research Network
18101 428 487 Reliance Infocom Ltd Internet
5668 419 547 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1671 13:1 15:15
16:3 17:3 18:5 20:34 24:858 25:1
32:176 38:273 40:56 41:55 44:2 47:9
52:4 53:1 55:1 56:3 57:52 58:280
59:378 60:224 61:981 62:1193 63:3344 64:3306
65:3633 66:3189 67:712 68:657 69:1710 70:406
71:114 72:1104 74:121 75:49 76:16 80:826
81:762 82:705 83:403 84:459 85:781 86:405
87:459 88:259 89:716 90:1 91:108 97:1
121:112 122:46 123:7 124:499 125:736 128:304
129:219 130:132 131:316 132:49 133:11 134:177
135:43 136:180 137:115 138:189 139:101 140:527
141:134 142:368 143:212 144:262 145:67 146:312
147:144 148:367 149:174 150:111 151:118 152:89
153:118 154:6 155:247 156:149 157:153 158:166
159:140 160:99 161:85 162:223 163:160 164:283
165:236 166:243 167:283 168:484 169:123 170:377
171:12 172:1 189:29 190:308 192:5781 193:3640
194:2924 195:2301 196:1005 198:3922 199:3357 200:4570
201:945 202:7125 203:7253 204:4114 205:2213 206:2659
207:3156 208:3082 209:3717 210:2390 211:980 212:1380
213:1500 214:386 215:39 216:4259 217:1329 218:339
219:287 220:831 221:378 222:276
End of report
