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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 12 Sep, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/09/12
Analysis Summary
----------------
BGP routing table entries examined: 236130
Prefixes after maximum aggregation: 121379
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 112283
Total ASes present in the Internet Routing Table: 26202
Prefixes per ASN: 9.01
Origin-only ASes present in the Internet Routing Table: 22751
Origin ASes announcing only one prefix: 11050
Transit ASes present in the Internet Routing Table: 3451
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 31
Max AS path prepend of ASN (16327) 25
Prefixes from unregistered ASNs in the Routing Table: 62
Unregistered ASNs in the Routing Table: 39
Prefixes from 32-bit ASNs in the Routing Table: 7
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1757876356
Equivalent to 104 /8s, 199 /16s and 16 /24s
Percentage of available address space announced: 47.4
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 76.4
Total number of prefixes smaller than registry allocations: 125835
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 56336
Total APNIC prefixes after maximum aggregation: 21183
APNIC Deaggregation factor: 2.66
Prefixes being announced from the APNIC address blocks: 53168
Unique aggregates announced from the APNIC address blocks: 22624
APNIC Region origin ASes present in the Internet Routing Table: 3054
APNIC Prefixes per ASN: 17.41
APNIC Region origin ASes announcing only one prefix: 800
APNIC Region transit ASes present in the Internet Routing Table: 473
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 313648052
Equivalent to 18 /8s, 177 /16s and 227 /24s
Percentage of available APNIC address space announced: 77.7
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, 116/6, 120/6, 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: 110842
Total ARIN prefixes after maximum aggregation: 63495
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 81423
Unique aggregates announced from the ARIN address blocks: 31952
ARIN Region origin ASes present in the Internet Routing Table: 11807
ARIN Prefixes per ASN: 6.90
ARIN Region origin ASes announcing only one prefix: 4489
ARIN Region transit ASes present in the Internet Routing Table: 1123
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 343805472
Equivalent to 20 /8s, 126 /16s and 14 /24s
Percentage of available ARIN address space announced: 75.9
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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 49278
Total RIPE prefixes after maximum aggregation: 31150
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 45711
Unique aggregates announced from the RIPE address blocks: 29629
RIPE Region origin ASes present in the Internet Routing Table: 10195
RIPE Prefixes per ASN: 4.48
RIPE Region origin ASes announcing only one prefix: 5408
RIPE Region transit ASes present in the Internet Routing Table: 1632
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 326701120
Equivalent to 19 /8s, 121 /16s and 16 /24s
Percentage of available RIPE address space announced: 74.9
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 16810
Total LACNIC prefixes after maximum aggregation: 4484
LACNIC Deaggregation factor: 3.75
Prefixes being announced from the LACNIC address blocks: 14892
Unique aggregates announced from the LACNIC address blocks: 7859
LACNIC Region origin ASes present in the Internet Routing Table: 865
LACNIC Prefixes per ASN: 17.22
LACNIC Region origin ASes announcing only one prefix: 283
LACNIC Region transit ASes present in the Internet Routing Table: 148
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 42198016
Equivalent to 2 /8s, 131 /16s and 228 /24s
Percentage of available LACNIC address space announced: 62.9
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: 2824
Total AfriNIC prefixes after maximum aggregation: 1053
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 2369
Unique aggregates announced from the AfriNIC address blocks: 1332
AfriNIC Region origin ASes present in the Internet Routing Table: 207
AfriNIC Prefixes per ASN: 11.44
AfriNIC Region origin ASes announcing only one prefix: 70
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 7457536
Equivalent to 0 /8s, 113 /16s and 203 /24s
Percentage of available AfriNIC address space announced: 22.2
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
4538 1941 2974 36 China Education and Research
4755 1359 383 69 Videsh Sanchar Nigam Ltd. Aut
9583 1119 80 414 Sify Limited
4134 1076 11220 292 CHINANET-BACKBONE
9498 1000 532 64 BHARTI BT INTERNET LTD.
23577 932 34 799 Korea Telecom (ATM-MPLS)
4766 809 5441 321 Korea Telecom (KIX)
17488 796 52 55 Hathway IP Over Cable Interne
7545 726 159 118 TPG Internet Pty Ltd
18101 596 119 50 Reliance Infocom Ltd Internet
1221 586 1950 431 Telstra Pty Ltd
4812 547 974 95 China Telecom (Shanghai)
4668 516 68 10 LG-EDS Systems Inc.
17676 502 10903 63 Softbank BB Corp.
4808 485 780 117 CNCGROUP IP network: China169
9443 468 122 78 Primus Telecommunications
7474 450 216 265 SingTel Optus Pty Ltd
4802 439 117 153 Wantree Development
9942 439 75 112 COMindico Australia
17974 375 130 13 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 493 1923 395 UUNET - Commercial IP service
24863 366 57 39 LINKdotNET AS number
8551 351 334 33 Bezeq International
9116 351 168 26 Goldenlines main autonomous s
5089 323 1658 54 NTL Group Limited
3301 317 1457 296 TeliaNet Sweden
3320 314 6035 261 Deutsche Telekom AG
6746 289 130 265 Dynamic Network Technologies,
1273 287 306 105 Cable & Wireless Deutschland
680 267 2045 257 DFN-IP service G-WiN
8708 262 420 241 Romania Data Systems S.A.
3215 258 2424 98 France Telecom Transpac
8220 257 444 239 COLT Telecommunications
3352 229 1866 39 Ibernet, Internet Access Netw
3269 223 2839 73 TELECOM ITALIA
9121 213 1441 24 TTnet Autonomous System
1257 205 1195 170 SWIPnet Swedish IP Network
3300 202 172 97 AUCS Communications Services
3292 196 1379 176 TDC Tele Danmark
12479 195 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1472 10145 985 AT&T WorldNet Services
4323 1319 990 370 Time Warner Telecom
2386 1207 636 733 AT&T Data Communications Serv
11492 1144 112 15 Cable One
6478 1135 326 164 AT&T Worldnet Services
6197 1033 718 509 BellSouth Network Solutions,
18566 1023 288 9 Covad Communications
174 975 6780 862 Cogent Communications
7011 921 279 549 Citizens Utilities
701 877 6589 682 UUNET Technologies, Inc.
20115 815 751 440 Charter Communications
1239 785 2692 549 Sprint
19262 774 2745 183 Verizon Global Networks
22773 766 2149 50 Cox Communications, Inc.
209 747 3835 587 Qwest
577 707 813 202 Bell Advanced Communications
5668 657 176 23 CenturyTel Internet Holdings,
3356 627 10812 355 Level 3 Communications, LLC
852 591 1096 363 Telus Advanced Communications
6517 590 165 34 Yipes Communications, Inc.
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1359 1290 Videsh Sanchar Nigam Ltd. Aut
11492 1144 1129 Cable One
18566 1023 1014 Covad Communications
6478 1135 971 AT&T Worldnet Services
4323 1319 949 Time Warner Telecom
9498 1000 936 BHARTI BT INTERNET LTD.
4134 1076 784 CHINANET-BACKBONE
17488 796 741 Hathway IP Over Cable Interne
22773 766 716 Cox Communications, Inc.
9583 1119 705 Sify Limited
8151 900 686 UniNet S.A. de C.V.
5668 657 634 CenturyTel Internet Holdings,
7545 726 608 TPG Internet Pty Ltd
19262 774 591 Verizon Global Networks
6517 590 556 Yipes Communications, Inc.
18101 596 546 Reliance Infocom Ltd Internet
15270 575 537 PaeTec.net -a division of Pae
6197 1033 524 BellSouth Network Solutions,
19916 568 517 OLM LLC
4668 516 506 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
43604 UNALLOCATED 77.221.0.0/19 35567 DASTO semtel d.o.o.
43565 UNALLOCATED 78.131.152.0/24 20960 Rom West Electronic
43218 UNALLOCATED 78.153.0.0/19 5563 JSV "Information Tec
43599 UNALLOCATED 78.155.224.0/19 34667 Institute of Technol
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
41398 UNALLOCATED 89.171.252.0/23 24748 Advanced Technology
42343 UNALLOCATED 91.150.0.0/18 16086 Finnet, Finland
43464 UNALLOCATED 91.195.4.0/23 9050 RTD-ROMTELECOM Auton
43547 UNALLOCATED 91.195.38.0/23 29433 Media Works
43633 UNALLOCATED 91.195.90.0/23 43022 Seech-Infocom NCC
43139 UNALLOCATED 91.196.148.0/22 13307 RIPE Network Coordin
43553 UNALLOCATED 91.197.120.0/22 6849 JSC UKRTELECOM,
43576 UNALLOCATED 91.197.144.0/24 35320 Eurotranstelecom
43576 UNALLOCATED 91.197.144.0/22 35320 Eurotranstelecom
43576 UNALLOCATED 91.197.145.0/24 35320 Eurotranstelecom
43576 UNALLOCATED 91.197.146.0/24 35320 Eurotranstelecom
43576 UNALLOCATED 91.197.147.0/24 35320 Eurotranstelecom
43658 UNALLOCATED 91.197.168.0/22 15772 W-NET Kiev
43668 UNALLOCATED 91.197.184.0/22 13249 PFTS Securities Trad
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65000 PRIVATE 192.108.148.0/24 8928 Interoute Telecommun
64586 PRIVATE 192.170.73.0/24 4845 Chung Hsiao East Roa
43410 UNALLOCATED 193.39.249.0/24 8402 Corbina telecom
43422 UNALLOCATED 193.46.72.0/24 5462 Telewest Broadband
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
42321 UNALLOCATED 194.0.202.0/24 9121 TTnet Autonomous Sys
43421 UNALLOCATED 194.33.17.0/24 8879 DTS-Online Autonomou
43421 UNALLOCATED 194.33.18.0/23 8879 DTS-Online Autonomou
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
43289 UNALLOCATED 194.169.204.0/24 31252 StarNet Communicatio
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
41243 UNALLOCATED 195.74.66.0/24 3301 TeliaNet Sweden
43176 UNALLOCATED 195.91.140.0/22 8331 Cronyx Plus Ltd (RiN
43176 UNALLOCATED 195.91.144.0/22 8331 Cronyx Plus Ltd (RiN
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
41398 UNALLOCATED 195.238.184.0/22 24748 Advanced Technology
64586 PRIVATE 202.165.137.0/24 4845 Chung Hsiao East Roa
64586 PRIVATE 202.165.140.0/24 4845 Chung Hsiao East Roa
64586 PRIVATE 202.165.141.0/24 4845 Chung Hsiao East Roa
64586 PRIVATE 202.165.142.0/24 4845 Chung Hsiao East Roa
64586 PRIVATE 202.165.143.0/24 4845 Chung Hsiao East Roa
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
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
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
192.153.136.0/21 721 DLA Systems Automation Center
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 /8:18 /9:9 /10:15 /11:37 /12:134
/13:266 /14:473 /15:930 /16:9664 /17:4154 /18:6689
/19:14103 /20:16744 /21:15272 /22:19662 /23:20581 /24:123929
/25:879 /26:1141 /27:604 /28:266 /29:195 /30:277
/31:6 /32:82
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1136 1144 Cable One
6478 1134 1135 AT&T Worldnet Services
18566 1005 1023 Covad Communications
9583 962 1119 Sify Limited
23577 923 932 Korea Telecom (ATM-MPLS)
4538 904 1941 China Education and Research
2386 898 1207 AT&T Data Communications Serv
7018 817 1472 AT&T WorldNet Services
7011 813 921 Citizens Utilities
6197 786 1033 BellSouth Network Solutions,
4755 740 1359 Videsh Sanchar Nigam Ltd. Aut
9498 672 1000 BHARTI BT INTERNET LTD.
17488 619 796 Hathway IP Over Cable Interne
4766 607 809 Korea Telecom (KIX)
19916 563 568 OLM LLC
6517 556 590 Yipes Communications, Inc.
4323 552 1319 Time Warner Telecom
15270 539 575 PaeTec.net -a division of Pae
5668 522 657 CenturyTel Internet Holdings,
4668 506 516 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:80 12:1820 13:2 15:19
16:3 17:3 18:13 20:36 24:987 25:1
32:173 33:3 38:348 40:60 41:318 43:6
44:2 47:4 52:4 55:3 56:3 57:42
58:499 59:404 60:369 61:1025 62:994 63:2024
64:3219 65:2427 66:3424 67:810 68:663 69:1989
70:460 71:116 72:1414 73:3 74:650 75:304
76:132 77:337 78:56 79:3 80:848 81:824
82:594 83:368 84:625 85:812 86:341 87:489
88:286 89:986 90:24 91:550 96:1 97:6
98:2 116:312 117:183 118:18 121:279 122:605
123:174 124:674 125:991 128:270 129:215 130:138
131:364 132:55 133:9 134:197 135:34 136:189
137:85 138:154 139:107 140:504 141:174 142:400
143:255 144:299 145:46 146:331 147:125 148:413
149:151 150:112 151:159 152:91 153:119 154:4
155:263 156:161 157:219 158:158 159:173 160:118
161:98 162:177 163:182 164:488 165:398 166:282
167:299 168:516 169:122 170:388 171:22 172:2
189:73 190:1083 192:5783 193:4012 194:3270 195:2385
196:1025 198:3906 199:3228 200:5281 201:1195 202:7779
203:7749 204:3960 205:1968 206:2479 207:2969 208:2835
209:3521 210:2790 211:1214 212:1346 213:1499 214:414
215:41 216:4003 217:1207 218:396 219:451 220:1030
221:416 222:302
End of report
