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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 13 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 211102
Prefixes after maximum aggregation: 109720
Unique aggregates announced to Internet: 96031
Total ASes present in the Internet Routing Table: 23195
Origin-only ASes present in the Internet Routing Table: 20117
Origin ASes announcing only one prefix: 9659
Transit ASes present in the Internet Routing Table: 3078
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 27
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: 1582367997
Equivalent to 94 /8s, 81 /16s and 4 /24s
Percentage of available address space announced: 42.7
Percentage of allocated address space announced: 60.6
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 108966
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44718
Total APNIC prefixes after maximum aggregation: 17553
Prefixes being announced from the APNIC address blocks: 42228
Unique aggregates announced from the APNIC address blocks: 18331
APNIC Region origin ASes present in the Internet Routing Table: 2712
APNIC Region origin ASes announcing only one prefix: 758
APNIC Region transit ASes present in the Internet Routing Table: 423
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 30
Number of APNIC addresses announced to Internet: 262187648
Equivalent to 15 /8s, 160 /16s and 170 /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: 110442
Total ARIN prefixes after maximum aggregation: 60615
Prefixes being announced from the ARIN address blocks: 82415
Unique aggregates announced from the ARIN address blocks: 27718
ARIN Region origin ASes present in the Internet Routing Table: 10977
ARIN Region origin ASes announcing only one prefix: 4140
ARIN Region transit ASes present in the Internet Routing Table: 1045
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 297919841
Equivalent to 17 /8s, 193 /16s and 229 /24s
Percentage of available ARIN address space announced: 77.2
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: 41144
Total RIPE prefixes after maximum aggregation: 26800
Prefixes being announced from the RIPE address blocks: 38280
Unique aggregates announced from the RIPE address blocks: 24800
RIPE Region origin ASes present in the Internet Routing Table: 8540
RIPE Region origin ASes announcing only one prefix: 4469
RIPE Region transit ASes present in the Internet Routing Table: 1415
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 263853728
Equivalent to 15 /8s, 186 /16s and 22 /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: 12343
Total LACNIC prefixes after maximum aggregation: 3807
Prefixes being announced from the LACNIC address blocks: 10373
Unique aggregates announced from the LACNIC address blocks: 6082
LACNIC Region origin ASes present in the Internet Routing Table: 724
LACNIC Region origin ASes announcing only one prefix: 243
LACNIC Region transit ASes present in the Internet Routing Table: 133
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 32572928
Equivalent to 1 /8s, 241 /16s and 6 /24s
Percentage of available LACNIC address space announced: 48.5
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: 2429
Total AfriNIC prefixes after maximum aggregation: 945
Prefixes being announced from the AfriNIC address blocks: 1682
Unique aggregates announced from the AfriNIC address blocks: 1015
AfriNIC Region origin ASes present in the Internet Routing Table: 163
AfriNIC Region origin ASes announcing only one prefix: 49
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: 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 8110 240 CHINANET-BACKBONE
4755 984 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 957 109 15 Sify Limited
9498 852 212 71 BHARTI BT INTERNET LTD.
4766 762 4436 310 Korea Telecom (KIX)
1221 648 1780 479 Telstra Pty Ltd
4538 599 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.
9443 454 111 74 Primus Telecommunications
18101 440 85 22 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
17557 356 28 172 Pakistan Telecom
7474 355 210 224 SingTel Optus Pty Ltd
2907 341 1750 314 SINET Japan
10139 326 23 6 Meridian Telekoms
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 552 1928 433 UUNET - Commercial IP service
3215 386 1760 98 France Telecom Transpac
3301 316 1187 300 TeliaNet Sweden
3320 298 5013 243 Deutsche Telekom AG
8220 285 471 268 COLT Telecommunications
1257 274 742 184 SWIPnet Swedish IP Network
24863 267 42 13 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
5089 244 1657 51 NTL Group Limited
6746 243 90 222 Dynamic Network Technologies,
3246 230 470 219 Song Networks
9116 221 134 23 Goldenlines main autonomous s
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 200 18 78 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
8866 182 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
3300 176 171 97 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4981 6775 779 UUNET Technologies, Inc.
4323 3247 777 295 Time Warner Telecom
7018 1479 6250 947 AT&T WorldNet Services
705 1477 556 648 UUNET Technologies, Inc.
2386 1028 569 777 AT&T Data Communications Serv
6197 1027 640 479 BellSouth Network Solutions,
721 979 21909 306 DLA Systems Automation Center
18566 961 272 8 Covad Communications
174 937 5769 878 Cogent Communications
1239 844 2757 596 Sprint
7046 828 234 677 UUNET Technologies, Inc.
19262 738 2280 189 Verizon Global Networks
20115 738 660 384 Charter Communications
11492 736 90 12 Cable One
22773 700 1744 45 Cox Communications, Inc.
209 687 3628 544 Qwest
7011 666 207 420 Citizens Utilities
852 602 1068 384 Telus Advanced Communications
19916 565 49 54 OLM LLC
2686 559 4321 98 IBM
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3247 2952 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 961 953 Covad Communications
9583 957 942 Sify Limited
4755 984 919 Videsh Sanchar Nigam Ltd. Aut
705 1477 829 UUNET Technologies, Inc.
9498 852 781 BHARTI BT INTERNET LTD.
11492 736 724 Cable One
721 979 673 DLA Systems Automation Center
22773 700 655 Cox Communications, Inc.
4538 599 567 China Education and Research
19262 738 549 Verizon Global Networks
6197 1027 548 BellSouth Network Solutions,
7018 1479 532 AT&T WorldNet Services
5668 537 519 CenturyTel Internet Holdings,
17488 529 518 Hathway IP Over Cable Interne
19916 565 511 OLM LLC
855 544 475 Canadian Research Network
7545 539 465 TPG Internet Pty Ltd
2686 559 461 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
65014 PRIVATE 203.117.240.0/21 4657 Starhub Internet, Si
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64659 PRIVATE 210.184.109.0/24 9729 iAdvantage Limited
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
/13:220 /14:384 /15:750 /16:9009 /17:3517 /18:5765
/19:12485 /20:14220 /21:12632 /22:16182 /23:17469 /24:115933
/25:502 /26:496 /27:295 /28:227 /29:201 /30:521
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3706 4981 UUNET Technologies, Inc.
4323 1932 3247 Time Warner Telecom
18566 944 961 Covad Communications
705 924 1477 UUNET Technologies, Inc.
6197 807 1027 BellSouth Network Solutions,
9583 787 957 Sify Limited
7018 779 1479 AT&T WorldNet Services
2386 747 1028 AT&T Data Communications Serv
11492 724 736 Cable One
7046 584 828 UUNET Technologies, Inc.
4766 572 762 Korea Telecom (KIX)
7011 571 666 Citizens Utilities
19916 559 565 OLM LLC
2686 514 559 IBM
9498 509 852 BHARTI BT INTERNET LTD.
15270 439 470 PaeTec.net -a division of Pae
855 424 544 Canadian Research Network
5668 420 537 CenturyTel Internet Holdings,
4755 417 984 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 12:1635 13:1
15:16 16:3 17:3 18:4 20:41 24:827
25:1 32:267 38:256 40:55 41:17 44:3
47:6 52:4 55:1 56:3 57:53 58:241
59:292 60:170 61:915 62:985 63:3378 64:3501
65:3625 66:3900 67:667 68:656 69:1627 70:389
71:90 72:907 74:79 75:7 80:841 81:699
82:664 83:386 84:409 85:658 86:396 87:456
88:183 89:448 90:1 121:32 122:5 123:1
124:370 125:635 128:150 129:228 130:118 131:314
132:38 133:9 134:163 135:48 136:178 137:98
138:224 139:134 140:520 141:135 142:382 143:192
144:241 145:42 146:326 147:141 148:360 149:180
150:113 151:127 152:79 153:117 154:6 155:229
156:157 157:179 158:165 159:176 160:102 161:88
162:218 163:168 164:492 165:228 166:235 167:244
168:600 169:129 170:361 171:11 190:208 192:5844
193:3483 194:2802 195:2230 196:929 198:4039 199:3387
200:4666 201:924 202:7048 203:7181 204:4106 205:2229
206:2832 207:3592 208:3051 209:3851 210:2260 211:887
212:1388 213:1497 214:371 215:40 216:4358 217:1331
218:360 219:294 220:791 221:387 222:256
End of report
