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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 17 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 211093
Prefixes after maximum aggregation: 109914
Unique aggregates announced to Internet: 96153
Total ASes present in the Internet Routing Table: 23209
Origin-only ASes present in the Internet Routing Table: 20188
Origin ASes announcing only one prefix: 9683
Transit ASes present in the Internet Routing Table: 3021
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 3.3
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 28
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1597267708
Equivalent to 95 /8s, 52 /16s and 94 /24s
Percentage of available address space announced: 43.1
Percentage of allocated address space announced: 61.1
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 109164
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44703
Total APNIC prefixes after maximum aggregation: 17585
Prefixes being announced from the APNIC address blocks: 42207
Unique aggregates announced from the APNIC address blocks: 18336
APNIC Region origin ASes present in the Internet Routing Table: 2701
APNIC Region origin ASes announcing only one prefix: 752
APNIC Region transit ASes present in the Internet Routing Table: 419
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 262282112
Equivalent to 15 /8s, 162 /16s and 27 /24s
Percentage of available APNIC address space announced: 82.0
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: 110657
Total ARIN prefixes after maximum aggregation: 60751
Prefixes being announced from the ARIN address blocks: 82439
Unique aggregates announced from the ARIN address blocks: 27699
ARIN Region origin ASes present in the Internet Routing Table: 10996
ARIN Region origin ASes announcing only one prefix: 4154
ARIN Region transit ASes present in the Internet Routing Table: 1031
Average ARIN Region AS path length visible: 3.0
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 298334304
Equivalent to 17 /8s, 200 /16s and 56 /24s
Percentage of available ARIN address space announced: 77.3
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: 41233
Total RIPE prefixes after maximum aggregation: 26827
Prefixes being announced from the RIPE address blocks: 38400
Unique aggregates announced from the RIPE address blocks: 24893
RIPE Region origin ASes present in the Internet Routing Table: 8558
RIPE Region origin ASes announcing only one prefix: 4480
RIPE Region transit ASes present in the Internet Routing Table: 1393
Average RIPE Region AS path length visible: 3.3
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 265973664
Equivalent to 15 /8s, 218 /16s and 111 /24s
Percentage of available RIPE address space announced: 72.1
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, 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: 12050
Total LACNIC prefixes after maximum aggregation: 3802
Prefixes being announced from the LACNIC address blocks: 10097
Unique aggregates announced from the LACNIC address blocks: 6092
LACNIC Region origin ASes present in the Internet Routing Table: 722
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 3.1
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 32609024
Equivalent to 1 /8s, 241 /16s and 147 /24s
Percentage of available LACNIC address space announced: 48.6
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: 2423
Total AfriNIC prefixes after maximum aggregation: 949
Prefixes being announced from the AfriNIC address blocks: 1681
Unique aggregates announced from the AfriNIC address blocks: 1016
AfriNIC Region origin ASes present in the Internet Routing Table: 161
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: 3.1
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 4247040
Equivalent to 0 /8s, 64 /16s and 206 /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 1306 8102 240 CHINANET-BACKBONE
4755 987 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 953 109 15 Sify Limited
9498 851 212 71 BHARTI BT INTERNET LTD.
4766 762 4436 310 Korea Telecom (KIX)
1221 645 1780 478 Telstra Pty Ltd
4538 599 2718 32 China Education and Research
7545 538 124 73 TPG Internet Pty Ltd
17488 530 33 12 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 454 111 74 Primus Telecommunications
18101 453 85 18 Reliance Infocom Ltd Internet
17849 425 31 128 Telecommunications Technology
4802 412 84 150 Wantree Development
4812 397 741 60 China Telecom (Shanghai)
17974 355 129 12 PT TELEKOMUNIKASI INDONESIA
17557 354 28 166 Pakistan Telecom
7474 352 210 222 SingTel Optus Pty Ltd
2907 340 1734 313 SINET Japan
10139 329 23 6 Meridian Telekoms
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1944 428 UUNET - Commercial IP service
3215 393 1816 95 France Telecom Transpac
3301 315 1186 299 TeliaNet Sweden
3320 297 5013 242 Deutsche Telekom AG
8220 280 454 263 COLT Telecommunications
24863 267 42 13 LINKdotNET AS number
1257 249 740 169 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 244 90 223 Dynamic Network Technologies,
5089 243 1657 51 NTL Group Limited
3246 231 470 220 Song Networks
9116 222 134 23 Goldenlines main autonomous s
8708 216 278 203 Romania Data Systems S.A.
3292 207 1137 115 TDC Tele Danmark
3269 204 2262 74 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 201 18 79 SC Kappa Invexim SRL
6830 199 879 43 UPC Distribution Services
8866 185 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4963 6758 770 UUNET Technologies, Inc.
4323 3258 777 298 Time Warner Telecom
7018 1503 6284 970 AT&T WorldNet Services
705 1476 556 647 UUNET Technologies, Inc.
6197 1029 640 479 BellSouth Network Solutions,
2386 1024 569 774 AT&T Data Communications Serv
721 980 21909 306 DLA Systems Automation Center
174 972 6793 903 Cogent Communications
18566 961 272 8 Covad Communications
1239 847 2782 596 Sprint
7046 825 233 680 UUNET Technologies, Inc.
19262 740 2296 190 Verizon Global Networks
11492 737 90 12 Cable One
20115 737 660 383 Charter Communications
22773 700 1744 42 Cox Communications, Inc.
209 687 3630 543 Qwest
7011 666 207 420 Citizens Utilities
852 602 1069 385 Telus Advanced Communications
6478 577 1257 378 AT&T Worldnet Services
19916 565 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3258 2960 Time Warner Telecom
4134 1306 1066 CHINANET-BACKBONE
18566 961 953 Covad Communications
9583 953 938 Sify Limited
4755 987 922 Videsh Sanchar Nigam Ltd. Aut
705 1476 829 UUNET Technologies, Inc.
9498 851 780 BHARTI BT INTERNET LTD.
11492 737 725 Cable One
721 980 674 DLA Systems Automation Center
22773 700 658 Cox Communications, Inc.
4538 599 567 China Education and Research
6197 1029 550 BellSouth Network Solutions,
19262 740 550 Verizon Global Networks
7018 1503 533 AT&T WorldNet Services
5668 537 519 CenturyTel Internet Holdings,
17488 530 518 Hathway IP Over Cable Interne
19916 565 511 OLM LLC
855 541 476 Canadian Research Network
7545 538 465 TPG Internet Pty Ltd
2686 559 460 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
65021 PRIVATE 128.216.1.0/24 619 Department of Navy
65021 PRIVATE 128.216.2.0/24 619 Department of Navy
65021 PRIVATE 128.216.3.0/24 619 Department of Navy
65021 PRIVATE 128.216.4.0/24 619 Department of Navy
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
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
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
65017 PRIVATE 213.235.48.96/28 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
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 /9:10 /10:13 /11:31 /12:106
/13:222 /14:387 /15:762 /16:9041 /17:3528 /18:5792
/19:12512 /20:14230 /21:12666 /22:16227 /23:17529 /24:115582
/25:520 /26:509 /27:294 /28:237 /29:228 /30:542
/31:0 /32:106
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3700 4963 UUNET Technologies, Inc.
4323 1941 3258 Time Warner Telecom
18566 944 961 Covad Communications
705 923 1476 UUNET Technologies, Inc.
6197 808 1029 BellSouth Network Solutions,
9583 782 953 Sify Limited
7018 780 1503 AT&T WorldNet Services
2386 743 1024 AT&T Data Communications Serv
11492 725 737 Cable One
7046 579 825 UUNET Technologies, Inc.
4766 572 762 Korea Telecom (KIX)
7011 571 666 Citizens Utilities
19916 559 565 OLM LLC
2686 514 559 IBM
9498 507 851 BHARTI BT INTERNET LTD.
15270 439 470 PaeTec.net -a division of Pae
855 424 541 Canadian Research Network
4755 420 987 Videsh Sanchar Nigam Ltd. Aut
5668 420 537 CenturyTel Internet Holdings,
17849 413 425 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:47 11:1 12:1650 13:1
15:16 16:3 17:3 18:4 20:41 24:826
25:1 32:268 38:255 40:55 41:14 44:3
47:6 52:4 55:1 56:3 57:53 58:241
59:292 60:176 61:914 62:986 63:3381 64:3494
65:3626 66:3893 67:674 68:655 69:1638 70:390
71:98 72:921 74:79 75:7 80:834 81:695
82:611 83:390 84:408 85:667 86:407 87:457
88:187 89:457 121:33 122:14 123:1 124:374
125:633 128:155 129:228 130:118 131:312 132:38
133:10 134:166 135:50 136:178 137:98 138:225
139:148 140:523 141:134 142:382 143:192 144:239
145:41 146:326 147:141 148:357 149:180 150:114
151:121 152:79 153:117 154:6 155:224 156:159
157:180 158:154 159:175 160:103 161:88 162:218
163:167 164:486 165:229 166:240 167:248 168:603
169:129 170:364 171:11 190:207 192:5841 193:3489
194:2801 195:2235 196:934 198:4025 199:3398 200:4385
201:922 202:7064 203:7167 204:4098 205:2209 206:2820
207:3576 208:3049 209:3807 210:2238 211:885 212:1395
213:1501 214:373 215:40 216:4364 217:1329 218:362
219:291 220:791 221:385 222:247
End of report
