[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 19 Jan, 2007
Analysis Summary
----------------
BGP routing table entries examined: 218544
Prefixes after maximum aggregation: 114181
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 100899
Total ASes present in the Internet Routing Table: 24221
Origin-only ASes present in the Internet Routing Table: 20967
Origin ASes announcing only one prefix: 10158
Transit ASes present in the Internet Routing Table: 3254
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 26
Number of addresses announced to Internet: 1660983816
Equivalent to 99 /8s, 0 /16s and 154 /24s
Percentage of available address space announced: 44.8
Percentage of allocated address space announced: 63.6
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 114134
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48071
Total APNIC prefixes after maximum aggregation: 18877
APNIC Deaggregation factor: 2.55
Prefixes being announced from the APNIC address blocks: 45538
Unique aggregates announced from the APNIC address blocks: 19154
APNIC Region origin ASes present in the Internet Routing Table: 2840
APNIC Region origin ASes announcing only one prefix: 786
APNIC Region transit ASes present in the Internet Routing Table: 434
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 276286592
Equivalent to 16 /8s, 119 /16s and 204 /24s
Percentage of available APNIC address space announced: 86.4
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: 109996
Total ARIN prefixes after maximum aggregation: 61985
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 81943
Unique aggregates announced from the ARIN address blocks: 28882
ARIN Region origin ASes present in the Internet Routing Table: 11288
ARIN Region origin ASes announcing only one prefix: 4309
ARIN Region transit ASes present in the Internet Routing Table: 1101
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 313897440
Equivalent to 18 /8s, 181 /16s and 177 /24s
Percentage of available ARIN address space announced: 69.3
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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 44170
Total RIPE prefixes after maximum aggregation: 28360
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 41054
Unique aggregates announced from the RIPE address blocks: 26435
RIPE Region origin ASes present in the Internet Routing Table: 9076
RIPE Region origin ASes announcing only one prefix: 4755
RIPE Region transit ASes present in the Internet Routing Table: 1497
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 286523936
Equivalent to 17 /8s, 20 /16s and 2 /24s
Percentage of available RIPE address space announced: 77.6
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
40960-43007
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: 13679
Total LACNIC prefixes after maximum aggregation: 3976
LACNIC Deaggregation factor: 3.44
Prefixes being announced from the LACNIC address blocks: 11748
Unique aggregates announced from the LACNIC address blocks: 6886
LACNIC Region origin ASes present in the Internet Routing Table: 762
LACNIC Region origin ASes announcing only one prefix: 253
LACNIC Region transit ASes present in the Internet Routing Table: 139
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 36267776
Equivalent to 2 /8s, 41 /16s and 103 /24s
Percentage of available LACNIC address space announced: 54.0
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: 2608
Total AfriNIC prefixes after maximum aggregation: 982
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1884
Unique aggregates announced from the AfriNIC address blocks: 1090
AfriNIC Region origin ASes present in the Internet Routing Table: 176
AfriNIC Region origin ASes announcing only one prefix: 55
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 5370880
Equivalent to 0 /8s, 81 /16s and 244 /24s
Percentage of available AfriNIC address space announced: 16.0
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 1300 8639 269 CHINANET-BACKBONE
4755 1091 383 75 Videsh Sanchar Nigam Ltd. Aut
9583 1034 99 67 Sify Limited
9498 927 467 65 BHARTI BT INTERNET LTD.
4538 865 2909 36 China Education and Research
23577 776 34 704 KRNIC
4766 760 4944 312 Korea Telecom (KIX)
1221 610 1697 453 Telstra Pty Ltd
17488 584 36 20 Hathway IP Over Cable Interne
7545 565 126 75 TPG Internet Pty Ltd
18101 512 103 27 Reliance Infocom Ltd Internet
17676 503 10935 66 Softbank BB Corp.
9443 442 111 74 Primus Telecommunications
9942 440 85 133 COMindico Australia
4812 437 759 69 China Telecom (Shanghai)
7474 386 212 240 SingTel Optus Pty Ltd
17974 367 129 14 PT TELEKOMUNIKASI INDONESIA
4802 362 86 149 Wantree Development
17557 353 35 171 Pakistan Telecom
17849 353 33 93 Telecommunications Technology
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1896 425 UUNET - Commercial IP service
3215 388 2136 96 France Telecom Transpac
24863 388 45 15 LINKdotNET AS number
3301 304 1199 288 TeliaNet Sweden
3320 297 4993 248 Deutsche Telekom AG
8220 274 474 263 COLT Telecommunications
6746 269 95 246 Dynamic Network Technologies,
680 256 2042 250 DFN-IP service G-WiN
1257 253 1069 174 SWIPnet Swedish IP Network
5089 241 1657 51 NTL Group Limited
8708 233 283 221 Romania Data Systems S.A.
3269 211 2375 74 TELECOM ITALIA
30890 211 18 91 SC Kappa Invexim SRL
3246 207 354 197 Song Networks
5416 206 13 9 BATELCO-BH
8551 197 197 24 Bezeq International
20858 189 34 3 This AS will be used to conne
3300 186 171 94 AUCS Communications Services
3352 176 1767 31 Ibernet, Internet Access Netw
5400 175 381 141 BT Ignite European Backbone
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4833 6689 740 UUNET Technologies, Inc.
7018 1542 6105 991 AT&T WorldNet Services
705 1402 552 605 UUNET Technologies, Inc.
2386 1109 586 735 AT&T Data Communications Serv
4323 1065 820 298 Time Warner Telecom
6197 1022 645 500 BellSouth Network Solutions,
18566 987 272 8 Covad Communications
174 939 6789 869 Cogent Communications
11492 910 99 14 Cable One
1239 829 2714 577 Sprint
19262 806 2570 184 Verizon Global Networks
7046 800 267 659 UUNET Technologies, Inc.
20115 785 685 417 Charter Communications
7011 720 212 446 Citizens Utilities
22773 715 1744 42 Cox Communications, Inc.
209 712 3750 563 Qwest
721 707 21852 285 DLA Systems Automation Center
852 623 1093 394 Telus Advanced Communications
577 585 760 210 Bell Advanced Communications
5668 570 161 19 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1300 1031 CHINANET-BACKBONE
4755 1091 1016 Videsh Sanchar Nigam Ltd. Aut
18566 987 979 Covad Communications
9583 1034 967 Sify Limited
11492 910 896 Cable One
9498 927 862 BHARTI BT INTERNET LTD.
4538 865 829 China Education and Research
705 1402 797 UUNET Technologies, Inc.
4323 1065 767 Time Warner Telecom
22773 715 673 Cox Communications, Inc.
8151 839 630 UniNet S.A. de C.V.
19262 806 622 Verizon Global Networks
17488 584 564 Hathway IP Over Cable Interne
7018 1542 551 AT&T WorldNet Services
5668 570 551 CenturyTel Internet Holdings,
6197 1022 522 BellSouth Network Solutions,
19916 568 514 OLM LLC
11830 504 495 Instituto Costarricense de El
7545 565 490 TPG Internet Pty Ltd
855 558 485 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65422 PRIVATE 193.227.230.8/29 35731 Network Technology S
65414 PRIVATE 193.227.230.24/30 35731 Network Technology S
65422 PRIVATE 193.227.230.56/30 35731 Network Technology S
65418 PRIVATE 193.227.230.64/28 35731 Network Technology S
65420 PRIVATE 193.227.230.83/32 35731 Network Technology S
65420 PRIVATE 193.227.230.87/32 35731 Network Technology S
65413 PRIVATE 193.227.230.103/32 35731 Network Technology S
65420 PRIVATE 193.227.230.168/30 35731 Network Technology S
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65404 PRIVATE 203.2.172.0/24 9466 UUNET Japan Limited
23456 UNALLOCATED 203.10.62.0/24 1221 Telstra Pty Ltd
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
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
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
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
116.0.0.0/24 12654 RIPE NCC RIS Project
116.50.0.0/21 12654 RIPE NCC RIS Project
116.255.0.0/16 12654 RIPE NCC RIS Project
117.0.0.0/24 12654 RIPE NCC RIS Project
117.50.0.0/21 12654 RIPE NCC RIS Project
117.255.0.0/16 12654 RIPE NCC RIS Project
118.0.0.0/24 12654 RIPE NCC RIS Project
118.50.0.0/21 12654 RIPE NCC RIS Project
118.255.0.0/16 12654 RIPE NCC RIS Project
119.0.0.0/24 12654 RIPE NCC RIS Project
119.50.0.0/21 12654 RIPE NCC RIS Project
119.255.0.0/16 12654 RIPE NCC RIS Project
120.0.0.0/24 12654 RIPE NCC RIS Project
120.50.0.0/21 12654 RIPE NCC RIS Project
120.255.0.0/16 12654 RIPE NCC RIS Project
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
172.33.1.0/24 7018 AT&T WorldNet Services
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
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
192.172.0.0/19 721 DLA Systems Automation Center
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 /11:32 /12:119
/13:242 /14:414 /15:816 /16:9167 /17:3712 /18:6066
/19:13145 /20:14787 /21:13473 /22:17262 /23:18598 /24:118095
/25:716 /26:522 /27:446 /28:193 /29:151 /30:468
/31:0 /32:78
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3600 4833 UUNET Technologies, Inc.
18566 970 987 Covad Communications
11492 896 910 Cable One
705 863 1402 UUNET Technologies, Inc.
9583 862 1034 Sify Limited
7018 842 1542 AT&T WorldNet Services
2386 832 1109 AT&T Data Communications Serv
6197 795 1022 BellSouth Network Solutions,
23577 762 776 KRNIC
7011 625 720 Citizens Utilities
9498 584 927 BHARTI BT INTERNET LTD.
4766 569 760 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 555 800 UUNET Technologies, Inc.
4538 533 865 China Education and Research
4755 500 1091 Videsh Sanchar Nigam Ltd. Aut
15270 467 499 PaeTec.net -a division of Pae
855 456 558 Canadian Research Network
18101 445 512 Reliance Infocom Ltd Internet
5668 438 570 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1677 13:1
15:15 16:3 17:3 18:5 20:36 24:874
25:1 32:176 38:276 40:57 41:60 44:2
47:10 52:4 55:1 56:3 57:52 58:306
59:401 60:200 61:973 62:1169 63:3343 64:3300
65:3641 66:3204 67:722 68:643 69:1740 70:415
71:132 72:1135 73:1 74:135 75:60 76:20
80:833 81:785 82:670 83:354 84:495 85:759
86:429 87:455 88:265 89:746 90:2 91:132
97:1 116:1 117:1 118:1 119:1 120:1
121:129 122:69 123:25 124:550 125:782 128:312
129:219 130:126 131:316 132:49 133:11 134:183
135:44 136:180 137:114 138:190 139:107 140:521
141:135 142:386 143:212 144:265 145:67 146:323
147:141 148:366 149:192 150:114 151:118 152:88
153:119 154:6 155:245 156:166 157:155 158:167
159:147 160:99 161:104 162:226 163:159 164:461
165:239 166:243 167:277 168:483 169:121 170:365
171:15 172:1 189:73 190:347 192:5796 193:3656
194:2945 195:2315 196:1000 198:3933 199:3364 200:4624
201:958 202:7290 203:7360 204:4109 205:2214 206:2667
207:3137 208:3102 209:3693 210:2493 211:990 212:1372
213:1468 214:392 215:39 216:4267 217:1340 218:386
219:299 220:857 221:379 222:298
End of report
