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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 08 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210329
Prefixes after maximum aggregation: 109480
Unique aggregates announced to Internet: 96145
Total ASes present in the Internet Routing Table: 23138
Origin-only ASes present in the Internet Routing Table: 20140
Origin ASes announcing only one prefix: 9636
Transit ASes present in the Internet Routing Table: 2998
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 3.5
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 24
Unregistered ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1578226413
Equivalent to 94 /8s, 17 /16s and 210 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 60.4
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 108348
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44586
Total APNIC prefixes after maximum aggregation: 17526
Prefixes being announced from the APNIC address blocks: 42122
Unique aggregates announced from the APNIC address blocks: 18605
APNIC Region origin ASes present in the Internet Routing Table: 2700
APNIC Region origin ASes announcing only one prefix: 756
APNIC Region transit ASes present in the Internet Routing Table: 414
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 259238528
Equivalent to 15 /8s, 115 /16s and 170 /24s
Percentage of available APNIC address space announced: 81.1
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: 110195
Total ARIN prefixes after maximum aggregation: 60462
Prefixes being announced from the ARIN address blocks: 82280
Unique aggregates announced from the ARIN address blocks: 27651
ARIN Region origin ASes present in the Internet Routing Table: 10968
ARIN Region origin ASes announcing only one prefix: 4144
ARIN Region transit ASes present in the Internet Routing Table: 1003
Average ARIN Region AS path length visible: 3.0
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296978529
Equivalent to 17 /8s, 179 /16s and 136 /24s
Percentage of available ARIN address space announced: 77.0
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: 40839
Total RIPE prefixes after maximum aggregation: 26735
Prefixes being announced from the RIPE address blocks: 37927
Unique aggregates announced from the RIPE address blocks: 24728
RIPE Region origin ASes present in the Internet Routing Table: 8516
RIPE Region origin ASes announcing only one prefix: 4448
RIPE Region transit ASes present in the Internet Routing Table: 1396
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 263691648
Equivalent to 15 /8s, 183 /16s and 157 /24s
Percentage of available RIPE address space announced: 71.4
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
40960-41983
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: 12328
Total LACNIC prefixes after maximum aggregation: 3813
Prefixes being announced from the LACNIC address blocks: 10381
Unique aggregates announced from the LACNIC address blocks: 6073
LACNIC Region origin ASes present in the Internet Routing Table: 721
LACNIC Region origin ASes announcing only one prefix: 240
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 32435456
Equivalent to 1 /8s, 238 /16s and 237 /24s
Percentage of available LACNIC address space announced: 48.3
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: 2358
Total AfriNIC prefixes after maximum aggregation: 944
Prefixes being announced from the AfriNIC address blocks: 1671
Unique aggregates announced from the AfriNIC address blocks: 1017
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4247552
Equivalent to 0 /8s, 64 /16s and 208 /24s
Percentage of available AfriNIC address space announced: 12.7
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 1219 7230 263 CHINANET-BACKBONE
4755 980 255 64 Videsh Sanchar Nigam Ltd. Aut
9583 952 109 15 Sify Limited
9498 847 212 72 BHARTI BT INTERNET LTD.
4766 762 4436 310 Korea Telecom (KIX)
1221 648 1780 479 Telstra Pty Ltd
4538 600 2718 32 China Education and Research
7545 539 124 74 TPG Internet Pty Ltd
17488 529 33 11 Hathway IP Over Cable Interne
17676 498 10933 62 Softbank BB Corp.
4812 475 1052 71 China Telecom (Shanghai)
9443 450 111 83 Primus Telecommunications
18101 446 85 18 Reliance Infocom Ltd Internet
17849 427 31 124 Telecommunications Technology
4802 410 84 149 Wantree Development
17974 374 129 12 PT TELEKOMUNIKASI INDONESIA
7474 356 210 225 SingTel Optus Pty Ltd
17557 356 29 170 Pakistan Telecom
2907 340 1734 313 SINET Japan
4837 322 3555 137 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 551 1942 433 UUNET - Commercial IP service
3215 390 1760 98 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 242 Deutsche Telekom AG
8220 284 471 267 COLT Telecommunications
24863 259 42 14 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
1257 246 740 168 SWIPnet Swedish IP Network
6746 241 90 220 Dynamic Network Technologies,
5089 240 1657 51 NTL Group Limited
3246 233 462 222 Song Networks
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 199 18 81 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
5416 181 12 7 BATELCO-BH
3300 176 171 97 AUCS Communications Services
786 171 1779 171 The JANET IP Service
8866 168 37 15 Bulgarian Telecommunication C
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4975 6790 779 UUNET Technologies, Inc.
4323 3236 776 294 Time Warner Telecom
7018 1493 6283 961 AT&T WorldNet Services
705 1476 556 647 UUNET Technologies, Inc.
6197 1028 639 478 BellSouth Network Solutions,
721 977 21909 306 DLA Systems Automation Center
2386 965 562 733 AT&T Data Communications Serv
18566 959 272 8 Covad Communications
174 939 5769 880 Cogent Communications
1239 852 2767 602 Sprint
7046 827 234 677 UUNET Technologies, Inc.
20115 742 663 386 Charter Communications
19262 740 2280 190 Verizon Global Networks
11492 731 90 14 Cable One
22773 697 1744 43 Cox Communications, Inc.
209 691 3645 546 Qwest
7011 668 207 422 Citizens Utilities
852 601 1068 383 Telus Advanced Communications
19916 563 49 54 OLM LLC
2686 560 4321 99 IBM
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3236 2942 Time Warner Telecom
4134 1219 956 CHINANET-BACKBONE
18566 959 951 Covad Communications
9583 952 937 Sify Limited
4755 980 916 Videsh Sanchar Nigam Ltd. Aut
705 1476 829 UUNET Technologies, Inc.
9498 847 775 BHARTI BT INTERNET LTD.
11492 731 717 Cable One
721 977 671 DLA Systems Automation Center
22773 697 654 Cox Communications, Inc.
4538 600 568 China Education and Research
6197 1028 550 BellSouth Network Solutions,
19262 740 550 Verizon Global Networks
7018 1493 532 AT&T WorldNet Services
5668 537 519 CenturyTel Internet Holdings,
17488 529 518 Hathway IP Over Cable Interne
19916 563 509 OLM LLC
855 549 480 Canadian Research Network
7545 539 465 TPG Internet Pty Ltd
2686 560 461 IBM
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
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
64857 PRIVATE 89.185.188.0/24 39847 C@P CONNEXION
64857 PRIVATE 89.185.189.0/24 39847 C@P CONNEXION
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu
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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
169.254.0.0/16 8895 KACST/ISU Riyadh Autonomous S
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 8895 KACST/ISU Riyadh Autonomous S
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
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 /11:31 /12:100
/13:215 /14:380 /15:738 /16:8991 /17:3498 /18:5815
/19:12448 /20:14194 /21:12586 /22:16087 /23:17423 /24:115448
/25:506 /26:487 /27:286 /28:221 /29:201 /30:511
/31:0 /32:122
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3700 4975 UUNET Technologies, Inc.
4323 1928 3236 Time Warner Telecom
18566 942 959 Covad Communications
705 924 1476 UUNET Technologies, Inc.
6197 808 1028 BellSouth Network Solutions,
9583 783 952 Sify Limited
7018 779 1493 AT&T WorldNet Services
11492 719 731 Cable One
2386 684 965 AT&T Data Communications Serv
7046 583 827 UUNET Technologies, Inc.
7011 573 668 Citizens Utilities
4766 572 762 Korea Telecom (KIX)
19916 557 563 OLM LLC
2686 515 560 IBM
9498 505 847 BHARTI BT INTERNET LTD.
15270 437 468 PaeTec.net -a division of Pae
855 427 549 Canadian Research Network
5668 420 537 CenturyTel Internet Holdings,
4755 415 980 Videsh Sanchar Nigam Ltd. Aut
17849 414 427 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:46 11:1 12:1631 13:1
15:16 16:3 17:3 18:4 20:41 24:826
25:1 32:269 38:251 40:55 41:17 44:3
47:6 52:4 55:1 56:3 57:53 58:238
59:294 60:162 61:921 62:957 63:3371 64:3489
65:3619 66:3883 67:667 68:651 69:1629 70:388
71:89 72:904 74:78 75:7 80:806 81:697
82:673 83:369 84:408 85:648 86:344 87:442
88:172 89:446 121:19 122:5 123:1 124:371
125:634 128:148 129:206 130:118 131:314 132:35
133:9 134:163 135:48 136:178 137:87 138:224
139:133 140:520 141:135 142:383 143:190 144:240
145:41 146:326 147:141 148:357 149:180 150:113
151:119 152:79 153:117 154:6 155:221 156:171
157:179 158:165 159:175 160:93 161:88 162:218
163:166 164:492 165:228 166:183 167:245 168:601
169:129 170:360 171:11 190:203 192:5836 193:3436
194:2795 195:2214 196:929 198:4035 199:3393 200:4662
201:950 202:7012 203:7215 204:4107 205:2177 206:2824
207:3591 208:3050 209:3826 210:2247 211:904 212:1362
213:1502 214:369 215:41 216:4383 217:1319 218:359
219:300 220:797 221:388 222:260
End of report
