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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 18 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210878
Prefixes after maximum aggregation: 109087
Unique aggregates announced to Internet: 95444
Total ASes present in the Internet Routing Table: 22979
Origin-only ASes present in the Internet Routing Table: 19953
Origin ASes announcing only one prefix: 9543
Transit ASes present in the Internet Routing Table: 3026
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 60
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 7
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1559610685
Equivalent to 92 /8s, 245 /16s and 197 /24s
Percentage of available address space announced: 42.1
Percentage of allocated address space announced: 60.9
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 109459
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44173
Total APNIC prefixes after maximum aggregation: 17600
Prefixes being announced from the APNIC address blocks: 41757
Unique aggregates announced from the APNIC address blocks: 18713
APNIC Region origin ASes present in the Internet Routing Table: 2685
APNIC Region origin ASes announcing only one prefix: 754
APNIC Region transit ASes present in the Internet Routing Table: 410
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 245181828
Equivalent to 14 /8s, 157 /16s and 45 /24s
Percentage of available APNIC address space announced: 76.7
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: 111409
Total ARIN prefixes after maximum aggregation: 60334
Prefixes being announced from the ARIN address blocks: 83282
Unique aggregates announced from the ARIN address blocks: 27344
ARIN Region origin ASes present in the Internet Routing Table: 10923
ARIN Region origin ASes announcing only one prefix: 4113
ARIN Region transit ASes present in the Internet Routing Table: 1015
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 295422817
Equivalent to 17 /8s, 155 /16s and 203 /24s
Percentage of available ARIN address space announced: 76.6
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: 40586
Total RIPE prefixes after maximum aggregation: 26462
Prefixes being announced from the RIPE address blocks: 37972
Unique aggregates announced from the RIPE address blocks: 24442
RIPE Region origin ASes present in the Internet Routing Table: 8421
RIPE Region origin ASes announcing only one prefix: 4392
RIPE Region transit ASes present in the Internet Routing Table: 1408
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 28
Number of RIPE addresses announced to Internet: 261834720
Equivalent to 15 /8s, 155 /16s and 71 /24s
Percentage of available RIPE address space announced: 82.1
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: 12279
Total LACNIC prefixes after maximum aggregation: 3746
Prefixes being announced from the LACNIC address blocks: 10336
Unique aggregates announced from the LACNIC address blocks: 5938
LACNIC Region origin ASes present in the Internet Routing Table: 713
LACNIC Region origin ASes announcing only one prefix: 238
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 32140544
Equivalent to 1 /8s, 234 /16s and 109 /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: 2372
Total AfriNIC prefixes after maximum aggregation: 945
Prefixes being announced from the AfriNIC address blocks: 1648
Unique aggregates announced from the AfriNIC address blocks: 990
AfriNIC Region origin ASes present in the Internet Routing Table: 162
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: 4.0
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4209408
Equivalent to 0 /8s, 64 /16s and 59 /24s
Percentage of available AfriNIC address space announced: 12.5
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 1298 7957 237 CHINANET-BACKBONE
4755 969 255 66 Videsh Sanchar Nigam Ltd. Aut
9583 947 109 15 Sify Limited
9498 786 211 70 BHARTI BT INTERNET LTD.
4766 726 4435 306 Korea Telecom (KIX)
1221 650 1779 480 Telstra Pty Ltd
4538 604 2717 31 China Education and Research
7545 544 124 73 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 491 7109 111 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 437 85 22 Reliance Infocom Ltd Internet
4812 413 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17974 375 129 12 PT TELEKOMUNIKASI INDONESIA
7474 358 211 230 SingTel Optus Pty Ltd
17557 358 29 169 Pakistan Telecom
4802 356 84 149 Wantree Development
2907 339 1733 312 SINET Japan
4837 318 3523 136 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 554 1930 435 UUNET - Commercial IP service
3215 400 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 285 473 268 COLT Telecommunications
24863 253 42 10 LINKdotNET AS number
1257 249 744 168 SWIPnet Swedish IP Network
680 247 2041 244 DFN-IP service G-WiN
6746 244 91 222 Dynamic Network Technologies,
5089 235 1659 50 NTL Group Limited
3246 233 462 223 Song Networks
8708 216 278 203 Romania Data Systems S.A.
30890 203 19 82 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 195 879 43 UPC Distribution Services
5416 181 12 7 BATELCO-BH
8866 178 37 15 Bulgarian Telecommunication C
3300 175 171 96 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 5001 6798 783 UUNET Technologies, Inc.
4323 3212 748 282 Time Warner Telecom
705 1489 558 650 UUNET Technologies, Inc.
7018 1480 6267 953 AT&T WorldNet Services
6197 1211 636 489 BellSouth Network Solutions,
174 1134 5770 893 Cogent Communications
721 1003 21942 310 DLA Systems Automation Center
18566 954 272 8 Covad Communications
2386 943 559 711 AT&T Data Communications Serv
1239 846 2787 597 Sprint
7046 821 251 680 UUNET Technologies, Inc.
20115 735 658 384 Charter Communications
19262 731 2240 186 Verizon Global Networks
11492 725 90 16 Cable One
22773 690 1744 45 Cox Communications, Inc.
7011 687 228 437 Citizens Utilities
209 683 3657 538 Qwest
6198 625 554 239 BellSouth Network Solutions,
6461 603 221 90 AboveNet Communications, Inc.
852 602 1068 384 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3212 2930 Time Warner Telecom
4134 1298 1061 CHINANET-BACKBONE
18566 954 946 Covad Communications
9583 947 932 Sify Limited
4755 969 903 Videsh Sanchar Nigam Ltd. Aut
705 1489 839 UUNET Technologies, Inc.
6197 1211 722 BellSouth Network Solutions,
9498 786 716 BHARTI BT INTERNET LTD.
11492 725 709 Cable One
721 1003 693 DLA Systems Automation Center
22773 690 645 Cox Communications, Inc.
8151 800 575 UniNet S.A. de C.V.
4538 604 573 China Education and Research
19262 731 545 Verizon Global Networks
7018 1480 527 AT&T WorldNet Services
5668 532 514 CenturyTel Internet Holdings,
6461 603 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 556 485 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
65014 PRIVATE 203.117.240.0/21 4657 Starhub Internet, Si
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 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,
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
192.168.192.0/24 16062 Talks Ltd.
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 /8:18 /9:9 /10:10 /11:28 /12:97
/13:212 /14:377 /15:743 /16:8981 /17:3486 /18:5695
/19:12393 /20:14099 /21:12538 /22:15987 /23:17395 /24:115220
/25:509 /26:483 /27:315 /28:248 /29:243 /30:1639
/31:0 /32:153
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3736 5001 UUNET Technologies, Inc.
4323 1905 3212 Time Warner Telecom
6197 992 1211 BellSouth Network Solutions,
705 938 1489 UUNET Technologies, Inc.
18566 937 954 Covad Communications
9583 778 947 Sify Limited
7018 776 1480 AT&T WorldNet Services
11492 713 725 Cable One
2386 663 943 AT&T Data Communications Serv
7011 590 687 Citizens Utilities
7046 583 821 UUNET Technologies, Inc.
19916 557 563 OLM LLC
4766 537 726 Korea Telecom (KIX)
6461 532 603 AboveNet Communications, Inc.
2686 516 561 IBM
6198 471 625 BellSouth Network Solutions,
9498 468 786 BHARTI BT INTERNET LTD.
855 433 556 Canadian Research Network
15270 428 459 PaeTec.net -a division of Pae
174 415 1134 Cogent Communications
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:50 12:1634 13:1 15:15
16:3 17:3 18:4 20:41 24:813 25:1
30:2 32:269 38:266 40:53 41:15 44:3
47:6 52:4 55:1 56:3 57:54 58:215
59:280 60:191 61:937 62:962 63:3397 64:3573
65:3655 66:3845 67:662 68:679 69:1589 70:392
71:88 72:886 74:76 75:5 80:798 81:731
82:715 83:413 84:407 85:599 86:398 87:460
88:156 89:406 91:1 121:14 122:3 123:1
124:338 125:599 128:164 129:201 130:121 131:315
132:32 133:9 134:165 135:48 136:178 137:85
138:215 139:135 140:560 141:135 142:385 143:188
144:239 145:40 146:318 147:146 148:351 149:192
150:114 151:115 152:76 153:118 154:6 155:215
156:179 157:182 158:165 159:173 160:94 161:88
162:219 163:164 164:278 165:226 166:184 167:243
168:602 169:125 170:358 171:14 190:166 192:5835
193:3428 194:2799 195:2190 196:920 198:4027 199:3371
200:4641 201:1056 202:6956 203:7135 204:4078 205:2154
206:2828 207:3611 208:3038 209:3878 210:2264 211:881
212:1350 213:1516 214:372 215:41 216:4414 217:1356
218:350 219:294 220:766 221:376 222:247
End of report
