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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 23 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 209862
Prefixes after maximum aggregation: 109112
Unique aggregates announced to Internet: 95204
Total ASes present in the Internet Routing Table: 23018
Origin-only ASes present in the Internet Routing Table: 20021
Origin ASes announcing only one prefix: 9555
Transit ASes present in the Internet Routing Table: 2997
Transit-only ASes present in the Internet Routing Table: 72
Average AS path length visible in the Internet Routing Table: 3.2
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 63
Unregistered ASNs in the Routing Table: 20
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1577880125
Equivalent to 94 /8s, 12 /16s and 138 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108239
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44348
Total APNIC prefixes after maximum aggregation: 17569
Prefixes being announced from the APNIC address blocks: 41931
Unique aggregates announced from the APNIC address blocks: 18278
APNIC Region origin ASes present in the Internet Routing Table: 2691
APNIC Region origin ASes announcing only one prefix: 754
APNIC Region transit ASes present in the Internet Routing Table: 412
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 261784708
Equivalent to 15 /8s, 154 /16s and 132 /24s
Percentage of available APNIC address space announced: 81.9
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: 110173
Total ARIN prefixes after maximum aggregation: 60353
Prefixes being announced from the ARIN address blocks: 82136
Unique aggregates announced from the ARIN address blocks: 27413
ARIN Region origin ASes present in the Internet Routing Table: 10950
ARIN Region origin ASes announcing only one prefix: 4119
ARIN Region transit ASes present in the Internet Routing Table: 1016
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 296024417
Equivalent to 17 /8s, 164 /16s and 249 /24s
Percentage of available ARIN address space announced: 76.7
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, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40594
Total RIPE prefixes after maximum aggregation: 26475
Prefixes being announced from the RIPE address blocks: 37916
Unique aggregates announced from the RIPE address blocks: 24505
RIPE Region origin ASes present in the Internet Routing Table: 8428
RIPE Region origin ASes announcing only one prefix: 4397
RIPE Region transit ASes present in the Internet Routing Table: 1381
Average RIPE Region AS path length visible: 3.1
Max RIPE Region AS path length visible: 19
Number of RIPE addresses announced to Internet: 261888224
Equivalent to 15 /8s, 156 /16s and 24 /24s
Percentage of available RIPE address space announced: 82.2
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12314
Total LACNIC prefixes after maximum aggregation: 3773
Prefixes being announced from the LACNIC address blocks: 10369
Unique aggregates announced from the LACNIC address blocks: 5959
LACNIC Region origin ASes present in the Internet Routing Table: 714
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 3.1
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 32120576
Equivalent to 1 /8s, 234 /16s and 31 /24s
Percentage of available LACNIC address space announced: 47.9
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: 2371
Total AfriNIC prefixes after maximum aggregation: 942
Prefixes being announced from the AfriNIC address blocks: 1655
Unique aggregates announced from the AfriNIC address blocks: 1000
AfriNIC Region origin ASes present in the Internet Routing Table: 163
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 2.9
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4213504
Equivalent to 0 /8s, 64 /16s and 75 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1301 7965 239 CHINANET-BACKBONE
4755 965 255 62 Videsh Sanchar Nigam Ltd. Aut
9583 943 109 15 Sify Limited
9498 796 211 70 BHARTI BT INTERNET LTD.
4766 746 4435 307 Korea Telecom (KIX)
1221 649 1779 479 Telstra Pty Ltd
4538 603 2717 31 China Education and Research
7545 541 124 74 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 443 85 18 Reliance Infocom Ltd Internet
4812 413 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17974 375 119 14 PT TELEKOMUNIKASI INDONESIA
17557 360 29 164 Pakistan Telecom
7474 359 211 230 SingTel Optus Pty Ltd
4802 356 84 149 Wantree Development
2907 341 1734 314 SINET Japan
4837 319 3539 137 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 559 1947 440 UUNET - Commercial IP service
3215 399 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 285 471 268 COLT Telecommunications
24863 253 42 10 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
1257 248 744 167 SWIPnet Swedish IP Network
6746 244 91 222 Dynamic Network Technologies,
5089 237 1659 48 NTL Group Limited
3246 233 462 223 Song Networks
8708 216 278 203 Romania Data Systems S.A.
30890 204 19 85 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 195 879 43 UPC Distribution Services
8866 183 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
3300 174 171 95 AUCS Communications Services
786 172 1779 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5005 6798 792 UUNET Technologies, Inc.
4323 3210 749 281 Time Warner Telecom
7018 1492 6268 962 AT&T WorldNet Services
705 1474 556 644 UUNET Technologies, Inc.
174 1124 5754 889 Cogent Communications
6197 1016 635 477 BellSouth Network Solutions,
721 1000 21942 310 DLA Systems Automation Center
2386 959 561 722 AT&T Data Communications Serv
18566 956 272 8 Covad Communications
1239 848 2796 600 Sprint
7046 821 251 680 UUNET Technologies, Inc.
19262 734 2252 188 Verizon Global Networks
20115 734 657 387 Charter Communications
11492 725 90 16 Cable One
22773 698 1744 43 Cox Communications, Inc.
209 682 3640 537 Qwest
7011 670 225 425 Citizens Utilities
852 604 1068 384 Telus Advanced Communications
6461 604 222 91 AboveNet Communications, Inc.
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3210 2929 Time Warner Telecom
4134 1301 1062 CHINANET-BACKBONE
18566 956 948 Covad Communications
9583 943 928 Sify Limited
4755 965 903 Videsh Sanchar Nigam Ltd. Aut
705 1474 830 UUNET Technologies, Inc.
9498 796 726 BHARTI BT INTERNET LTD.
11492 725 709 Cable One
721 1000 690 DLA Systems Automation Center
22773 698 655 Cox Communications, Inc.
4538 603 572 China Education and Research
8151 771 550 UniNet S.A. de C.V.
19262 734 546 Verizon Global Networks
6197 1016 539 BellSouth Network Solutions,
7018 1492 530 AT&T WorldNet Services
5668 532 514 CenturyTel Internet Holdings,
6461 604 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 556 486 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65000 PRIVATE 64.25.139.64/29 21947 Cutthroat Communicat
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65350 PRIVATE 124.236.0.0/19 17672 asn for Hebei Provin
65350 PRIVATE 124.236.240.0/20 17672 asn for Hebei Provin
65350 PRIVATE 124.239.192.0/24 17672 asn for Hebei Provin
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
64000 RESERVED 193.48.181.0/24 25186 France Telecom Trans
64000 RESERVED 193.48.182.0/24 25186 France Telecom Trans
64000 RESERVED 193.51.113.0/24 25186 France Telecom Trans
64000 RESERVED 193.51.115.0/24 25186 France Telecom Trans
64000 RESERVED 194.167.103.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.66.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.67.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.68.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.69.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.70.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.71.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.72.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.73.0/24 25186 France Telecom Trans
64000 RESERVED 195.83.188.0/24 25186 France Telecom Trans
64000 RESERVED 195.98.231.0/24 25186 France Telecom Trans
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
64000 RESERVED 195.220.149.0/24 25186 France Telecom Trans
64000 RESERVED 195.220.151.0/24 25186 France Telecom Trans
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
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
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
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
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
65350 PRIVATE 219.148.0.0/22 17672 asn for Hebei Provin
65350 PRIVATE 219.148.4.0/23 17672 asn for Hebei Provin
65350 PRIVATE 219.148.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.24.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.32.0/19 17672 asn for Hebei Provin
65350 PRIVATE 222.222.0.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.16.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.32.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.48.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.208.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.216.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.223.187.0/24 17672 asn for Hebei Provin
65350 PRIVATE 222.223.188.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.192.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.196.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.200.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.206.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.224.0/19 17672 asn for Hebei Provin
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
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
192.84.205.0/24 719 LANLINK autonomous system
192.172.0.0/19 721 DLA Systems Automation Center
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:13 /11:30 /12:103
/13:217 /14:378 /15:740 /16:9009 /17:3500 /18:5716
/19:12410 /20:14138 /21:12536 /22:16056 /23:17388 /24:115266
/25:503 /26:472 /27:306 /28:224 /29:198 /30:517
/31:0 /32:114
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3734 5005 UUNET Technologies, Inc.
4323 1906 3210 Time Warner Telecom
18566 939 956 Covad Communications
705 923 1474 UUNET Technologies, Inc.
6197 797 1016 BellSouth Network Solutions,
7018 782 1492 AT&T WorldNet Services
9583 774 943 Sify Limited
11492 713 725 Cable One
2386 678 959 AT&T Data Communications Serv
7046 582 821 UUNET Technologies, Inc.
7011 573 670 Citizens Utilities
4766 557 746 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 604 AboveNet Communications, Inc.
2686 515 560 IBM
9498 475 796 BHARTI BT INTERNET LTD.
855 434 556 Canadian Research Network
15270 430 461 PaeTec.net -a division of Pae
5668 414 532 CenturyTel Internet Holdings,
1239 406 848 Sprint
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1639 13:1 15:15
16:3 17:3 18:4 20:41 24:816 25:1
32:269 38:267 40:53 41:16 44:3 47:6
52:4 55:1 56:3 57:54 58:215 59:290
60:187 61:942 62:967 63:3389 64:3580 65:3606
66:3845 67:665 68:663 69:1620 70:384 71:88
72:883 73:2 74:69 75:5 80:797 81:714
82:714 83:389 84:407 85:597 86:398 87:443
88:162 89:409 91:1 121:17 122:6 123:1
124:339 125:601 128:169 129:201 130:122 131:315
132:32 133:9 134:161 135:48 136:177 137:85
138:215 139:137 140:525 141:135 142:387 143:189
144:241 145:41 146:316 147:139 148:355 149:192
150:114 151:115 152:75 153:117 154:6 155:216
156:177 157:180 158:165 159:174 160:94 161:88
162:219 163:166 164:278 165:226 166:184 167:243
168:602 169:125 170:357 171:14 189:1 190:200
192:5838 193:3429 194:2799 195:2195 196:926 198:4033
199:3373 200:4633 201:1050 202:6984 203:7138 204:4082
205:2143 206:2834 207:3602 208:3051 209:3884 210:2265
211:894 212:1363 213:1527 214:358 215:41 216:4427
217:1359 218:354 219:298 220:778 221:381 222:247
End of report
