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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 13 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216357
Prefixes after maximum aggregation: 113591
Unique aggregates announced to Internet: 100662
Total ASes present in the Internet Routing Table: 23965
Origin-only ASes present in the Internet Routing Table: 20816
Origin ASes announcing only one prefix: 10020
Transit ASes present in the Internet Routing Table: 3149
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 21
Unregistered ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1639418732
Equivalent to 97 /8s, 183 /16s and 139 /24s
Percentage of available address space announced: 44.2
Percentage of allocated address space announced: 62.7
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112697
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47437
Total APNIC prefixes after maximum aggregation: 18917
Prefixes being announced from the APNIC address blocks: 44892
Unique aggregates announced from the APNIC address blocks: 19852
APNIC Region origin ASes present in the Internet Routing Table: 2807
APNIC Region origin ASes announcing only one prefix: 782
APNIC Region transit ASes present in the Internet Routing Table: 427
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 272038912
Equivalent to 16 /8s, 54 /16s and 252 /24s
Percentage of available APNIC address space announced: 85.1
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: 109167
Total ARIN prefixes after maximum aggregation: 61711
Prefixes being announced from the ARIN address blocks: 81336
Unique aggregates announced from the ARIN address blocks: 28505
ARIN Region origin ASes present in the Internet Routing Table: 11234
ARIN Region origin ASes announcing only one prefix: 4272
ARIN Region transit ASes present in the Internet Routing Table: 1059
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 310700128
Equivalent to 18 /8s, 132 /16s and 232 /24s
Percentage of available ARIN address space announced: 68.6
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: 43731
Total RIPE prefixes after maximum aggregation: 28036
Prefixes being announced from the RIPE address blocks: 40688
Unique aggregates announced from the RIPE address blocks: 26242
RIPE Region origin ASes present in the Internet Routing Table: 8926
RIPE Region origin ASes announcing only one prefix: 4669
RIPE Region transit ASes present in the Internet Routing Table: 1456
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 30
Number of RIPE addresses announced to Internet: 274786432
Equivalent to 16 /8s, 96 /16s and 232 /24s
Percentage of available RIPE address space announced: 74.4
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
40960-43007
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: 13402
Total LACNIC prefixes after maximum aggregation: 3953
Prefixes being announced from the LACNIC address blocks: 11454
Unique aggregates announced from the LACNIC address blocks: 6660
LACNIC Region origin ASes present in the Internet Routing Table: 753
LACNIC Region origin ASes announcing only one prefix: 247
LACNIC Region transit ASes present in the Internet Routing Table: 137
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 35353088
Equivalent to 2 /8s, 27 /16s and 114 /24s
Percentage of available LACNIC address space announced: 52.7
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: 2600
Total AfriNIC prefixes after maximum aggregation: 974
Prefixes being announced from the AfriNIC address blocks: 1845
Unique aggregates announced from the AfriNIC address blocks: 1063
AfriNIC Region origin ASes present in the Internet Routing Table: 171
AfriNIC Region origin ASes announcing only one prefix: 50
AfriNIC Region transit ASes present in the Internet Routing Table: 29
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 4795136
Equivalent to 0 /8s, 73 /16s and 43 /24s
Percentage of available AfriNIC address space announced: 14.3
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 1273 8574 251 CHINANET-BACKBONE
4755 1059 383 65 Videsh Sanchar Nigam Ltd. Aut
9583 1030 86 276 Sify Limited
4538 953 2846 35 China Education and Research
9498 897 212 65 BHARTI BT INTERNET LTD.
23577 773 34 703 KRNIC
4766 748 4946 307 Korea Telecom (KIX)
1221 621 1698 456 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 552 126 75 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 487 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 438 81 131 COMindico Australia
4812 431 753 65 China Telecom (Shanghai)
17849 423 36 126 Telecommunications Technology
4802 409 86 147 Wantree Development
7474 375 211 232 SingTel Optus Pty Ltd
17557 373 36 176 Pakistan Telecom
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 537 1927 416 UUNET - Commercial IP service
3215 410 2104 96 France Telecom Transpac
24863 383 45 15 LINKdotNET AS number
3301 309 1199 293 TeliaNet Sweden
3320 297 4992 245 Deutsche Telekom AG
8220 276 474 265 COLT Telecommunications
6746 261 92 238 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
1257 250 1073 173 SWIPnet Swedish IP Network
8708 228 281 215 Romania Data Systems S.A.
9116 227 134 23 Goldenlines main autonomous s
30890 210 19 88 SC Kappa Invexim SRL
3269 208 2357 75 TELECOM ITALIA
3246 205 353 192 Song Networks
5416 205 13 9 BATELCO-BH
8551 200 198 23 Bezeq International
3300 184 171 98 AUCS Communications Services
6830 174 695 38 UPC Distribution Services
786 172 1795 172 The JANET IP Service
3352 172 1751 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4876 6689 765 UUNET Technologies, Inc.
7018 1526 10259 978 AT&T WorldNet Services
705 1432 555 631 UUNET Technologies, Inc.
2386 1113 587 737 AT&T Data Communications Serv
4323 1051 804 295 Time Warner Telecom
6197 1020 638 505 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 975 6827 887 Cogent Communications
11492 838 98 11 Cable One
1239 837 2747 585 Sprint
7046 798 234 655 UUNET Technologies, Inc.
721 790 21884 292 DLA Systems Automation Center
19262 786 2470 180 Verizon Global Networks
20115 737 648 401 Charter Communications
22773 711 1744 41 Cox Communications, Inc.
209 705 3762 556 Qwest
7011 694 211 431 Citizens Utilities
852 616 1091 390 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 552 535 259 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1273 1022 CHINANET-BACKBONE
4755 1059 994 Videsh Sanchar Nigam Ltd. Aut
18566 983 975 Covad Communications
4538 953 918 China Education and Research
9498 897 832 BHARTI BT INTERNET LTD.
11492 838 827 Cable One
705 1432 801 UUNET Technologies, Inc.
4323 1051 756 Time Warner Telecom
9583 1030 754 Sify Limited
22773 711 670 Cox Communications, Inc.
19262 786 606 Verizon Global Networks
8151 776 569 UniNet S.A. de C.V.
7018 1526 548 AT&T WorldNet Services
17488 556 536 Hathway IP Over Cable Interne
5668 546 527 CenturyTel Internet Holdings,
6197 1020 515 BellSouth Network Solutions,
19916 567 510 OLM LLC
721 790 498 DLA Systems Automation Center
11830 506 497 Instituto Costarricense de El
7545 552 477 TPG Internet Pty Ltd
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
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65019 PRIVATE 135.196.106.208/28 8190 VIATEL
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
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
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
65018 PRIVATE 213.235.24.216/29 8190 VIATEL
65010 PRIVATE 213.235.29.224/29 8190 VIATEL
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
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
0.0.0.0/0 286 KPNQwest Backbone AS
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
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)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:28 /12:114
/13:234 /14:400 /15:798 /16:9120 /17:3665 /18:5981
/19:12957 /20:14665 /21:13369 /22:17005 /23:18507 /24:116838
/25:726 /26:537 /27:450 /28:199 /29:155 /30:474
/31:0 /32:92
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3631 4876 UUNET Technologies, Inc.
18566 966 983 Covad Communications
705 894 1432 UUNET Technologies, Inc.
9583 863 1030 Sify Limited
2386 830 1113 AT&T Data Communications Serv
11492 824 838 Cable One
7018 814 1526 AT&T WorldNet Services
6197 796 1020 BellSouth Network Solutions,
23577 759 773 KRNIC
7011 599 694 Citizens Utilities
19916 562 567 OLM LLC
7046 559 798 UUNET Technologies, Inc.
4766 557 748 Korea Telecom (KIX)
9498 550 897 BHARTI BT INTERNET LTD.
4538 531 953 China Education and Research
4755 481 1059 Videsh Sanchar Nigam Ltd. Aut
15270 464 494 PaeTec.net -a division of Pae
855 428 531 Canadian Research Network
18101 423 487 Reliance Infocom Ltd Internet
5668 419 546 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1671 13:1 15:15
16:3 17:3 18:5 20:34 24:835 25:1
32:175 38:269 40:57 41:48 44:2 47:10
52:4 53:1 55:1 56:3 57:53 58:282
59:376 60:216 61:969 62:1189 63:3350 64:3325
65:3636 66:3195 67:703 68:658 69:1725 70:406
71:114 72:1036 74:113 75:48 76:13 80:829
81:789 82:698 83:386 84:501 85:745 86:414
87:434 88:257 89:656 90:1 91:96 97:1
121:95 122:42 123:3 124:479 125:737 128:309
129:219 130:131 131:319 132:48 133:11 134:177
135:41 136:180 137:115 138:188 139:99 140:532
141:135 142:358 143:213 144:255 145:67 146:325
147:143 148:366 149:175 150:110 151:118 152:88
153:117 154:6 155:249 156:148 157:152 158:167
159:141 160:99 161:89 162:218 163:159 164:282
165:238 166:243 167:279 168:481 169:123 170:385
171:12 172:1 189:28 190:290 192:5806 193:3640
194:2922 195:2289 196:991 198:3940 199:3361 200:4591
201:937 202:7231 203:7283 204:4108 205:2224 206:2651
207:3159 208:3064 209:3711 210:2424 211:972 212:1428
213:1525 214:388 215:39 216:4272 217:1349 218:366
219:290 220:820 221:388 222:261
End of report
