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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 28 Oct, 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/2007/10/28
Analysis Summary
----------------
BGP routing table entries examined: 242431
Prefixes after maximum aggregation: 122537
Deaggregation factor: 1.98
Unique aggregates announced to Internet: 114062
Total ASes present in the Internet Routing Table: 26626
Prefixes per ASN: 9.11
Origin-only ASes present in the Internet Routing Table: 23130
Origin ASes announcing only one prefix: 11264
Transit ASes present in the Internet Routing Table: 3496
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 25
Max AS path prepend of ASN (43329) 20
Prefixes from unregistered ASNs in the Routing Table: 52
Unregistered ASNs in the Routing Table: 20
Prefixes from 32-bit ASNs in the Routing Table: 8
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1783243580
Equivalent to 106 /8s, 74 /16s and 35 /24s
Percentage of available address space announced: 48.1
Percentage of allocated address space announced: 62.3
Percentage of available address space allocated: 77.3
Total number of prefixes smaller than registry allocations: 112850
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 58427
Total APNIC prefixes after maximum aggregation: 20960
APNIC Deaggregation factor: 2.79
Prefixes being announced from the APNIC address blocks: 55254
Unique aggregates announced from the APNIC address blocks: 21966
APNIC Region origin ASes present in the Internet Routing Table: 3092
APNIC Prefixes per ASN: 17.87
APNIC Region origin ASes announcing only one prefix: 803
APNIC Region transit ASes present in the Internet Routing Table: 468
Average APNIC Region AS path length visible: 5.8
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 322983892
Equivalent to 19 /8s, 64 /16s and 87 /24s
Percentage of available APNIC address space announced: 80.0
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, 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: 112710
Total ARIN prefixes after maximum aggregation: 63964
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 83170
Unique aggregates announced from the ARIN address blocks: 32497
ARIN Region origin ASes present in the Internet Routing Table: 11929
ARIN Prefixes per ASN: 6.97
ARIN Region origin ASes announcing only one prefix: 4585
ARIN Region transit ASes present in the Internet Routing Table: 1142
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 349666080
Equivalent to 20 /8s, 215 /16s and 123 /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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 50789
Total RIPE prefixes after maximum aggregation: 31929
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 47269
Unique aggregates announced from the RIPE address blocks: 30466
RIPE Region origin ASes present in the Internet Routing Table: 10443
RIPE Prefixes per ASN: 4.53
RIPE Region origin ASes announcing only one prefix: 5525
RIPE Region transit ASes present in the Internet Routing Table: 1657
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 334166816
Equivalent to 19 /8s, 234 /16s and 251 /24s
Percentage of available RIPE address space announced: 76.6
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
40960-45055
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: 17608
Total LACNIC prefixes after maximum aggregation: 4599
LACNIC Deaggregation factor: 3.83
Prefixes being announced from the LACNIC address blocks: 15573
Unique aggregates announced from the LACNIC address blocks: 8677
LACNIC Region origin ASes present in the Internet Routing Table: 875
LACNIC Prefixes per ASN: 17.80
LACNIC Region origin ASes announcing only one prefix: 282
LACNIC Region transit ASes present in the Internet Routing Table: 152
Average LACNIC Region AS path length visible: 6.3
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 44826880
Equivalent to 2 /8s, 172 /16s and 1 /24s
Percentage of available LACNIC address space announced: 44.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2837
Total AfriNIC prefixes after maximum aggregation: 1069
AfriNIC Deaggregation factor: 2.65
Prefixes being announced from the AfriNIC address blocks: 2403
Unique aggregates announced from the AfriNIC address blocks: 1396
AfriNIC Region origin ASes present in the Internet Routing Table: 212
AfriNIC Prefixes per ASN: 11.33
AfriNIC Region origin ASes announcing only one prefix: 69
AfriNIC Region transit ASes present in the Internet Routing Table: 39
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 7632896
Equivalent to 0 /8s, 116 /16s and 120 /24s
Percentage of available AfriNIC address space announced: 22.7
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
4538 2768 2974 36 China Education and Research
4755 1473 383 67 Videsh Sanchar Nigam Ltd. Aut
9583 1119 108 15 Sify Limited
4134 1098 11539 299 CHINANET-BACKBONE
9498 1013 550 68 BHARTI BT INTERNET LTD.
23577 913 34 788 Korea Telecom (ATM-MPLS)
17488 855 55 67 Hathway IP Over Cable Interne
4766 816 5473 327 Korea Telecom (KIX)
7545 721 159 118 TPG Internet Pty Ltd
18101 606 119 51 Reliance Infocom Ltd Internet
1221 592 1950 437 Telstra Pty Ltd
9829 530 1312 9 BSNL National Internet Backbo
4812 523 858 76 China Telecom (Shanghai)
4668 518 68 10 LG-EDS Systems Inc.
17676 502 10903 63 Softbank BB Corp.
4808 495 790 118 CNCGROUP IP network: China169
4802 487 133 141 Wantree Development
7474 450 201 262 SingTel Optus Pty Ltd
9443 442 121 73 Primus Telecommunications
9942 419 74 109 COMindico Australia
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 473 1920 386 UUNET - Commercial IP service
24863 374 58 38 LINKdotNET AS number
8551 349 334 33 Bezeq International
9116 334 168 28 Goldenlines main autonomous s
3301 317 1441 294 TeliaNet Sweden
3320 315 6035 262 Deutsche Telekom AG
1273 281 306 105 Cable & Wireless Deutschland
6746 275 129 252 Dynamic Network Technologies,
8708 271 421 243 Romania Data Systems S.A.
8866 269 62 25 Bulgarian Telecommunication C
680 266 2045 254 DFN-IP service G-WiN
3215 264 2504 99 France Telecom Transpac
8220 258 445 238 COLT Telecommunications
5089 237 1658 55 NTL Group Limited
3352 232 1916 40 Ibernet, Internet Access Netw
3269 228 2935 75 TELECOM ITALIA
9121 213 1442 25 TTnet Autonomous System
3300 208 172 97 AUCS Communications Services
1257 207 1194 176 SWIPnet Swedish IP Network
3246 197 257 184 Song Networks
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1492 10234 995 AT&T WorldNet Services
4323 1344 1009 355 Time Warner Telecom
2386 1239 613 761 AT&T Data Communications Serv
11492 1156 117 39 Cable One
6478 1115 328 197 AT&T Worldnet Services
6197 1030 690 517 BellSouth Network Solutions,
18566 1028 288 9 Covad Communications
174 990 6802 844 Cogent Communications
7011 967 289 558 Citizens Utilities
701 885 6558 693 UUNET Technologies, Inc.
20115 848 774 465 Charter Communications
3561 819 2341 381 Savvis
22773 799 2133 54 Cox Communications, Inc.
1239 797 2697 555 Sprint
19262 788 2836 179 Verizon Global Networks
3356 764 10891 398 Level 3 Communications, LLC
209 732 3784 574 Qwest
5668 663 176 17 CenturyTel Internet Holdings,
577 599 843 208 Bell Advanced Communications
15270 599 161 39 PaeTec.net -a division of Pae
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1473 1406 Videsh Sanchar Nigam Ltd. Aut
11492 1156 1117 Cable One
9583 1119 1104 Sify Limited
18566 1028 1019 Covad Communications
4323 1344 989 Time Warner Telecom
9498 1013 945 BHARTI BT INTERNET LTD.
6478 1115 918 AT&T Worldnet Services
8151 1045 836 UniNet S.A. de C.V.
4134 1098 799 CHINANET-BACKBONE
17488 855 788 Hathway IP Over Cable Interne
22773 799 745 Cox Communications, Inc.
5668 663 646 CenturyTel Internet Holdings,
19262 788 609 Verizon Global Networks
7545 721 603 TPG Internet Pty Ltd
15270 599 560 PaeTec.net -a division of Pae
6517 591 556 Yipes Communications, Inc.
18101 606 555 Reliance Infocom Ltd Internet
19916 569 522 OLM LLC
9829 530 521 BSNL National Internet Backbo
6197 1030 513 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L
64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network
64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network
64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
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
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.64/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
65002 PRIVATE 198.128.4.0/24 292 Energy Sciences Netw
65001 PRIVATE 198.128.15.96/27 293 Energy Sciences Netw
65002 PRIVATE 198.129.33.36/32 292 Energy Sciences Netw
65001 PRIVATE 198.129.44.28/32 293 Energy Sciences Netw
65002 PRIVATE 198.129.224.96/29 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.32/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.112/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.116/30 292 Energy Sciences Netw
65002 PRIVATE 198.129.252.120/30 292 Energy Sciences Netw
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
65511 PRIVATE 209.251.149.0/24 10674 GRUCom
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
172.31.46.0/24 38416 KRNIC
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.253.0/24 4323 Time Warner Telecom
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
192.153.136.0/21 721 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 /10:16 /11:38 /12:135
/13:274 /14:486 /15:957 /16:9803 /17:4261 /18:6806
/19:14770 /20:17690 /21:15822 /22:20193 /23:21204 /24:126491
/25:903 /26:1122 /27:629 /28:275 /29:195 /30:263
/31:0 /32:71
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
11492 1148 1156 Cable One
6478 1114 1115 AT&T Worldnet Services
18566 1010 1028 Covad Communications
9583 954 1119 Sify Limited
4538 932 2768 China Education and Research
2386 931 1239 AT&T Data Communications Serv
23577 904 913 Korea Telecom (ATM-MPLS)
7011 854 967 Citizens Utilities
4755 844 1473 Videsh Sanchar Nigam Ltd. Aut
7018 820 1492 AT&T WorldNet Services
6197 776 1030 BellSouth Network Solutions,
9498 699 1013 BHARTI BT INTERNET LTD.
17488 674 855 Hathway IP Over Cable Interne
4766 607 816 Korea Telecom (KIX)
4323 568 1344 Time Warner Telecom
19916 564 569 OLM LLC
15270 562 599 PaeTec.net -a division of Pae
6517 545 591 Yipes Communications, Inc.
5668 521 663 CenturyTel Internet Holdings,
4668 508 518 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:88 12:1814 13:1 15:19 16:3
17:5 18:13 20:36 24:1012 25:1 32:174
33:3 38:356 40:64 41:347 43:6 44:2
47:4 52:3 55:3 56:3 57:38 58:507
59:425 60:380 61:988 62:989 63:1994 64:3382
65:2432 66:3633 67:846 68:678 69:2005 70:482
71:120 72:1416 73:6 74:736 75:320 76:157
77:413 78:248 79:4 80:870 81:801 82:601
83:361 84:639 85:838 86:350 87:581 88:284
89:1046 90:39 91:691 92:4 96:1 97:6
98:9 116:419 117:204 118:39 121:325 122:636
123:202 124:704 125:1041 128:277 129:196 130:138
131:367 132:61 133:8 134:194 135:34 136:188
137:86 138:156 139:104 140:509 141:145 142:369
143:254 144:317 145:46 146:328 147:130 148:534
149:189 150:114 151:137 152:86 153:121 154:12
155:261 156:162 157:225 158:160 159:195 160:142
161:99 162:190 163:184 164:505 165:401 166:301
167:308 168:497 169:126 170:406 171:22 172:3
189:118 190:1213 192:5746 193:4025 194:3287 195:2558
196:1002 198:3885 199:3225 200:5233 201:1234 202:7829
203:7856 204:3986 205:2009 206:2445 207:2823 208:2932
209:3621 210:2800 211:1206 212:1368 213:1544 214:413
215:44 216:4161 217:1204 218:388 219:460 220:1012
221:413 222:309
End of report
