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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 01 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 215712
Prefixes after maximum aggregation: 113052
Unique aggregates announced to Internet: 99808
Total ASes present in the Internet Routing Table: 23895
Origin-only ASes present in the Internet Routing Table: 20703
Origin ASes announcing only one prefix: 10029
Transit ASes present in the Internet Routing Table: 3192
Transit-only ASes present in the Internet Routing Table: 82
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 25
Unregistered ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 8
Number of addresses announced to Internet: 1643221420
Equivalent to 97 /8s, 241 /16s and 145 /24s
Percentage of available address space announced: 44.3
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112260
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47131
Total APNIC prefixes after maximum aggregation: 18762
Prefixes being announced from the APNIC address blocks: 44603
Unique aggregates announced from the APNIC address blocks: 19429
APNIC Region origin ASes present in the Internet Routing Table: 2790
APNIC Region origin ASes announcing only one prefix: 781
APNIC Region transit ASes present in the Internet Routing Table: 436
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 270737152
Equivalent to 16 /8s, 35 /16s and 31 /24s
Percentage of available APNIC address space announced: 84.7
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: 109219
Total ARIN prefixes after maximum aggregation: 61557
Prefixes being announced from the ARIN address blocks: 81341
Unique aggregates announced from the ARIN address blocks: 28480
ARIN Region origin ASes present in the Internet Routing Table: 11202
ARIN Region origin ASes announcing only one prefix: 4251
ARIN Region transit ASes present in the Internet Routing Table: 1077
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 31
Number of ARIN addresses announced to Internet: 311286880
Equivalent to 18 /8s, 141 /16s and 220 /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: 43307
Total RIPE prefixes after maximum aggregation: 27838
Prefixes being announced from the RIPE address blocks: 40326
Unique aggregates announced from the RIPE address blocks: 25933
RIPE Region origin ASes present in the Internet Routing Table: 8897
RIPE Region origin ASes announcing only one prefix: 4702
RIPE Region transit ASes present in the Internet Routing Table: 1478
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 279073984
Equivalent to 16 /8s, 162 /16s and 84 /24s
Percentage of available RIPE address space announced: 75.6
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: 13461
Total LACNIC prefixes after maximum aggregation: 3923
Prefixes being announced from the LACNIC address blocks: 11444
Unique aggregates announced from the LACNIC address blocks: 6592
LACNIC Region origin ASes present in the Internet Routing Table: 752
LACNIC Region origin ASes announcing only one prefix: 245
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 35216384
Equivalent to 2 /8s, 25 /16s and 92 /24s
Percentage of available LACNIC address space announced: 52.5
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: 2570
Total AfriNIC prefixes after maximum aggregation: 972
Prefixes being announced from the AfriNIC address blocks: 1797
Unique aggregates announced from the AfriNIC address blocks: 1020
AfriNIC Region origin ASes present in the Internet Routing Table: 172
AfriNIC Region origin ASes announcing only one prefix: 50
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 4494848
Equivalent to 0 /8s, 68 /16s and 150 /24s
Percentage of available AfriNIC address space announced: 13.4
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 1264 8509 249 CHINANET-BACKBONE
4755 1054 384 67 Videsh Sanchar Nigam Ltd. Aut
9583 994 95 177 Sify Limited
4538 950 2846 35 China Education and Research
9498 892 212 61 BHARTI BT INTERNET LTD.
23577 779 35 709 KRNIC
4766 744 4945 306 Korea Telecom (KIX)
1221 623 1714 460 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 550 126 75 TPG Internet Pty Ltd
17676 501 10934 65 Softbank BB Corp.
18101 489 87 23 Reliance Infocom Ltd Internet
4812 442 753 65 China Telecom (Shanghai)
9443 442 111 74 Primus Telecommunications
9942 437 81 130 COMindico Australia
17849 423 36 126 Telecommunications Technology
4802 413 86 151 Wantree Development
7474 371 211 229 SingTel Optus Pty Ltd
17974 369 129 12 PT TELEKOMUNIKASI INDONESIA
17557 367 32 177 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1912 425 UUNET - Commercial IP service
3215 408 2020 96 France Telecom Transpac
24863 378 44 14 LINKdotNET AS number
3301 309 1215 293 TeliaNet Sweden
3320 297 4992 245 Deutsche Telekom AG
8220 276 468 265 COLT Telecommunications
6746 259 92 236 Dynamic Network Technologies,
680 250 2041 246 DFN-IP service G-WiN
5089 244 1657 52 NTL Group Limited
9116 231 134 23 Goldenlines main autonomous s
1257 228 1073 173 SWIPnet Swedish IP Network
8708 228 282 214 Romania Data Systems S.A.
3246 212 370 199 Song Networks
3269 208 2357 75 TELECOM ITALIA
5416 205 13 9 BATELCO-BH
30890 202 18 82 SC Kappa Invexim SRL
8551 199 197 24 Bezeq International
6830 185 823 39 UPC Distribution Services
3300 182 171 96 AUCS Communications Services
3352 172 1751 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4885 6706 772 UUNET Technologies, Inc.
7018 1547 10265 986 AT&T WorldNet Services
705 1434 555 633 UUNET Technologies, Inc.
2386 1104 570 733 AT&T Data Communications Serv
4323 1040 805 294 Time Warner Telecom
6197 1022 644 496 BellSouth Network Solutions,
18566 979 272 8 Covad Communications
174 946 6821 868 Cogent Communications
11492 829 98 15 Cable One
721 828 21921 299 DLA Systems Automation Center
1239 828 2730 584 Sprint
7046 805 251 660 UUNET Technologies, Inc.
19262 785 2452 176 Verizon Global Networks
20115 769 688 417 Charter Communications
209 713 3765 558 Qwest
22773 709 1744 41 Cox Communications, Inc.
7011 692 213 431 Citizens Utilities
852 610 1091 389 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 552 541 254 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1264 1015 CHINANET-BACKBONE
4755 1054 987 Videsh Sanchar Nigam Ltd. Aut
18566 979 971 Covad Communications
4538 950 915 China Education and Research
9498 892 831 BHARTI BT INTERNET LTD.
9583 994 817 Sify Limited
11492 829 814 Cable One
705 1434 801 UUNET Technologies, Inc.
4323 1040 746 Time Warner Telecom
22773 709 668 Cox Communications, Inc.
19262 785 609 Verizon Global Networks
7018 1547 561 AT&T WorldNet Services
8151 758 551 UniNet S.A. de C.V.
17488 556 536 Hathway IP Over Cable Interne
721 828 529 DLA Systems Automation Center
5668 548 529 CenturyTel Internet Holdings,
6197 1022 526 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 506 497 Instituto Costarricense de El
7545 550 475 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64599 PRIVATE 64.200.115.0/24 32083 Omnispring
65509 PRIVATE 84.221.16.0/23 3257 Tiscali Intl Network
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
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
64984 PRIVATE 168.224.4.0/23 29487 PFIZER
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
65526 PRIVATE 213.205.19.128/28 3257 Tiscali Intl Network
65526 PRIVATE 213.205.19.144/28 3257 Tiscali Intl Network
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
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
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
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
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
176.16.0.0/16 7908 Comsat Argentina S.A.
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 /12:113
/13:234 /14:402 /15:801 /16:9168 /17:3683 /18:5951
/19:12906 /20:14606 /21:13384 /22:16966 /23:18387 /24:116409
/25:725 /26:531 /27:460 /28:202 /29:151 /30:496
/31:0 /32:64
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3633 4885 UUNET Technologies, Inc.
18566 962 979 Covad Communications
705 896 1434 UUNET Technologies, Inc.
2386 829 1104 AT&T Data Communications Serv
9583 827 994 Sify Limited
7018 817 1547 AT&T WorldNet Services
11492 815 829 Cable One
6197 799 1022 BellSouth Network Solutions,
23577 765 779 KRNIC
7011 597 692 Citizens Utilities
19916 562 567 OLM LLC
7046 558 805 UUNET Technologies, Inc.
4766 555 744 Korea Telecom (KIX)
9498 546 892 BHARTI BT INTERNET LTD.
4538 529 950 China Education and Research
4755 477 1054 Videsh Sanchar Nigam Ltd. Aut
15270 458 488 PaeTec.net -a division of Pae
855 436 539 Canadian Research Network
5668 423 548 CenturyTel Internet Holdings,
18101 421 489 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:66 9:1 12:1666 13:1 15:15
16:3 17:3 18:4 20:39 24:840 25:1
32:177 38:269 40:57 41:32 44:2 47:8
52:4 53:1 55:1 56:3 57:52 58:237
59:365 60:209 61:971 62:1195 63:3350 64:3296
65:3631 66:3207 67:692 68:657 69:1732 70:398
71:113 72:1018 74:112 75:34 76:14 80:829
81:761 82:672 83:384 84:492 85:730 86:420
87:424 88:278 89:633 91:100 97:1 121:83
122:32 123:3 124:479 125:737 128:310 129:205
130:126 131:323 132:48 133:11 134:177 135:42
136:179 137:115 138:187 139:100 140:524 141:135
142:368 143:212 144:254 145:67 146:326 147:142
148:365 149:173 150:109 151:118 152:83 153:110
154:6 155:262 156:148 157:165 158:166 159:139
160:103 161:90 162:218 163:162 164:283 165:237
166:244 167:273 168:488 169:124 170:386 171:12
172:1 189:13 190:311 192:5831 193:3610 194:2925
195:2272 196:980 198:3941 199:3360 200:4601 201:932
202:7207 203:7238 204:4100 205:2221 206:2648 207:3162
208:3054 209:3682 210:2398 211:977 212:1428 213:1518
214:379 215:39 216:4267 217:1354 218:366 219:287
220:816 221:374 222:259
End of report
