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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 11 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210702
Prefixes after maximum aggregation: 109549
Unique aggregates announced to Internet: 95838
Total ASes present in the Internet Routing Table: 23160
Origin-only ASes present in the Internet Routing Table: 20091
Origin ASes announcing only one prefix: 9646
Transit ASes present in the Internet Routing Table: 3069
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 3.4
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 26
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1580978173
Equivalent to 94 /8s, 59 /16s and 207 /24s
Percentage of available address space announced: 42.7
Percentage of allocated address space announced: 60.5
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 108658
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44604
Total APNIC prefixes after maximum aggregation: 17558
Prefixes being announced from the APNIC address blocks: 42131
Unique aggregates announced from the APNIC address blocks: 18366
APNIC Region origin ASes present in the Internet Routing Table: 2700
APNIC Region origin ASes announcing only one prefix: 755
APNIC Region transit ASes present in the Internet Routing Table: 418
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 262105728
Equivalent to 15 /8s, 159 /16s and 106 /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: 110398
Total ARIN prefixes after maximum aggregation: 60535
Prefixes being announced from the ARIN address blocks: 82404
Unique aggregates announced from the ARIN address blocks: 27612
ARIN Region origin ASes present in the Internet Routing Table: 10981
ARIN Region origin ASes announcing only one prefix: 4144
ARIN Region transit ASes present in the Internet Routing Table: 1041
Average ARIN Region AS path length visible: 3.0
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296857441
Equivalent to 17 /8s, 177 /16s and 175 /24s
Percentage of available ARIN address space announced: 76.9
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: 40996
Total RIPE prefixes after maximum aggregation: 26712
Prefixes being announced from the RIPE address blocks: 38083
Unique aggregates announced from the RIPE address blocks: 24727
RIPE Region origin ASes present in the Internet Routing Table: 8521
RIPE Region origin ASes announcing only one prefix: 4457
RIPE Region transit ASes present in the Internet Routing Table: 1416
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 263729312
Equivalent to 15 /8s, 184 /16s and 48 /24s
Percentage of available RIPE address space announced: 71.5
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: 12309
Total LACNIC prefixes after maximum aggregation: 3804
Prefixes being announced from the LACNIC address blocks: 10341
Unique aggregates announced from the LACNIC address blocks: 6057
LACNIC Region origin ASes present in the Internet Routing Table: 721
LACNIC Region origin ASes announcing only one prefix: 242
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 32418048
Equivalent to 1 /8s, 238 /16s and 169 /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: 2370
Total AfriNIC prefixes after maximum aggregation: 940
Prefixes being announced from the AfriNIC address blocks: 1682
Unique aggregates announced from the AfriNIC address blocks: 1000
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: 3.8
Max AfriNIC Region AS path length visible: 18
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 1305 8111 240 CHINANET-BACKBONE
4755 981 255 63 Videsh Sanchar Nigam Ltd. Aut
9498 850 212 71 BHARTI BT INTERNET LTD.
9583 806 95 42 Sify Limited
4766 762 4436 310 Korea Telecom (KIX)
1221 645 1780 477 Telstra Pty Ltd
4538 600 2718 32 China Education and Research
7545 538 124 73 TPG Internet Pty Ltd
17488 529 33 11 Hathway IP Over Cable Interne
17676 498 10933 62 Softbank BB Corp.
9443 454 111 74 Primus Telecommunications
18101 448 85 18 Reliance Infocom Ltd Internet
17849 425 31 128 Telecommunications Technology
4802 410 84 149 Wantree Development
4812 395 732 60 China Telecom (Shanghai)
17974 374 129 12 PT TELEKOMUNIKASI INDONESIA
7474 356 210 225 SingTel Optus Pty Ltd
17557 351 28 172 Pakistan Telecom
2907 340 1734 313 SINET Japan
4837 323 3555 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 552 1944 434 UUNET - Commercial IP service
3215 390 1760 98 France Telecom Transpac
3301 314 1186 299 TeliaNet Sweden
3320 298 5013 243 Deutsche Telekom AG
8220 284 471 267 COLT Telecommunications
24863 266 42 14 LINKdotNET AS number
1257 249 740 167 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 243 90 222 Dynamic Network Technologies,
5089 240 1657 51 NTL Group Limited
3246 229 461 218 Song Networks
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
9116 202 134 23 Goldenlines main autonomous s
30890 199 18 81 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
5416 181 12 7 BATELCO-BH
8866 181 37 15 Bulgarian Telecommunication C
3300 175 171 96 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4971 6775 778 UUNET Technologies, Inc.
4323 3241 776 294 Time Warner Telecom
7018 1483 6267 953 AT&T WorldNet Services
705 1477 556 648 UUNET Technologies, Inc.
2386 1029 569 778 AT&T Data Communications Serv
6197 1028 640 478 BellSouth Network Solutions,
721 966 21909 306 DLA Systems Automation Center
18566 959 272 8 Covad Communications
174 935 5769 876 Cogent Communications
1239 844 2765 598 Sprint
7046 828 234 677 UUNET Technologies, Inc.
19262 741 2296 190 Verizon Global Networks
20115 741 663 385 Charter Communications
11492 734 90 14 Cable One
22773 700 1744 45 Cox Communications, Inc.
209 689 3646 543 Qwest
7011 666 206 420 Citizens Utilities
852 602 1068 384 Telus Advanced Communications
19916 565 49 54 OLM LLC
2686 558 4321 97 IBM
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3241 2947 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 959 951 Covad Communications
4755 981 918 Videsh Sanchar Nigam Ltd. Aut
705 1477 829 UUNET Technologies, Inc.
9498 850 779 BHARTI BT INTERNET LTD.
9583 806 764 Sify Limited
11492 734 720 Cable One
721 966 660 DLA Systems Automation Center
22773 700 655 Cox Communications, Inc.
4538 600 568 China Education and Research
19262 741 551 Verizon Global Networks
6197 1028 550 BellSouth Network Solutions,
7018 1483 530 AT&T WorldNet Services
5668 537 519 CenturyTel Internet Holdings,
17488 529 518 Hathway IP Over Cable Interne
19916 565 511 OLM LLC
855 544 476 Canadian Research Network
7545 538 465 TPG Internet Pty Ltd
2686 558 461 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
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
0.0.0.0/8 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 /12:105
/13:219 /14:383 /15:748 /16:9009 /17:3515 /18:5775
/19:12478 /20:14209 /21:12626 /22:16202 /23:17447 /24:115575
/25:504 /26:496 /27:286 /28:222 /29:201 /30:513
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3697 4971 UUNET Technologies, Inc.
4323 1932 3241 Time Warner Telecom
18566 942 959 Covad Communications
705 923 1477 UUNET Technologies, Inc.
6197 808 1028 BellSouth Network Solutions,
7018 779 1483 AT&T WorldNet Services
2386 748 1029 AT&T Data Communications Serv
11492 722 734 Cable One
9583 689 806 Sify Limited
7046 584 828 UUNET Technologies, Inc.
4766 572 762 Korea Telecom (KIX)
7011 572 666 Citizens Utilities
19916 559 565 OLM LLC
2686 513 558 IBM
9498 505 850 BHARTI BT INTERNET LTD.
15270 438 469 PaeTec.net -a division of Pae
855 423 544 Canadian Research Network
5668 420 537 CenturyTel Internet Holdings,
4755 417 981 Videsh Sanchar Nigam Ltd. Aut
17849 413 425 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:46 11:1 12:1632 13:1
15:16 16:3 17:3 18:4 20:41 24:826
25:1 32:268 38:256 40:55 41:17 44:3
47:6 52:4 55:1 56:3 57:53 58:239
59:295 60:176 61:921 62:979 63:3372 64:3491
65:3624 66:3901 67:666 68:653 69:1634 70:388
71:89 72:906 74:78 75:7 80:826 81:697
82:672 83:384 84:407 85:650 86:370 87:449
88:176 89:446 121:31 122:5 123:1 124:358
125:635 128:150 129:217 130:118 131:314 132:38
133:9 134:163 135:48 136:178 137:98 138:224
139:133 140:522 141:135 142:381 143:189 144:240
145:43 146:326 147:141 148:357 149:180 150:113
151:119 152:79 153:116 154:6 155:221 156:172
157:179 158:164 159:174 160:102 161:88 162:218
163:166 164:492 165:226 166:235 167:245 168:601
169:129 170:360 171:11 190:203 192:5839 193:3439
194:2795 195:2210 196:929 198:4037 199:3395 200:4668
201:916 202:6966 203:7206 204:4105 205:2215 206:2829
207:3595 208:3050 209:3829 210:2198 211:906 212:1384
213:1499 214:366 215:41 216:4382 217:1320 218:359
219:289 220:795 221:358 222:256
End of report
