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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 04 May, 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/2007/05/04/1100
Analysis Summary
----------------
BGP routing table entries examined: 229726
Prefixes after maximum aggregation: 119346
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 106630
Total ASes present in the Internet Routing Table: 25181
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21864
Origin ASes announcing only one prefix: 10585
Transit ASes present in the Internet Routing Table: 3317
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 22
Max AS path prepend of ASN (17697) 13
Prefixes from unregistered ASNs in the Routing Table: 49
Unregistered ASNs in the Routing Table: 32
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1715533292
Equivalent to 102 /8s, 64 /16s and 245 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.8
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 122842
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51780
Total APNIC prefixes after maximum aggregation: 20474
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48642
Unique aggregates announced from the APNIC address blocks: 21220
APNIC Region origin ASes present in the Internet Routing Table: 2946
APNIC Prefixes per ASN: 16.51
APNIC Region origin ASes announcing only one prefix: 784
APNIC Region transit ASes present in the Internet Routing Table: 453
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 292735852
Equivalent to 17 /8s, 114 /16s and 203 /24s
Percentage of available APNIC address space announced: 72.5
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: 113224
Total ARIN prefixes after maximum aggregation: 63331
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84346
Unique aggregates announced from the ARIN address blocks: 30466
ARIN Region origin ASes present in the Internet Routing Table: 11577
ARIN Prefixes per ASN: 7.29
ARIN Region origin ASes announcing only one prefix: 4454
ARIN Region transit ASes present in the Internet Routing Table: 1090
Average ARIN Region AS path length visible: 3.2
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 331248608
Equivalent to 19 /8s, 190 /16s and 115 /24s
Percentage of available ARIN address space announced: 73.1
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: 47085
Total RIPE prefixes after maximum aggregation: 30357
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43752
Unique aggregates announced from the RIPE address blocks: 28010
RIPE Region origin ASes present in the Internet Routing Table: 9606
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5039
RIPE Region transit ASes present in the Internet Routing Table: 1557
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 304915520
Equivalent to 18 /8s, 44 /16s and 164 /24s
Percentage of available RIPE address space announced: 75.7
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, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14937
Total LACNIC prefixes after maximum aggregation: 4149
LACNIC Deaggregation factor: 3.60
Prefixes being announced from the LACNIC address blocks: 13019
Unique aggregates announced from the LACNIC address blocks: 7134
LACNIC Region origin ASes present in the Internet Routing Table: 786
LACNIC Prefixes per ASN: 16.56
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 38419712
Equivalent to 2 /8s, 74 /16s and 61 /24s
Percentage of available LACNIC address space announced: 57.2
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: 2649
Total AfriNIC prefixes after maximum aggregation: 1027
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 1995
Unique aggregates announced from the AfriNIC address blocks: 1166
AfriNIC Region origin ASes present in the Internet Routing Table: 185
AfriNIC Prefixes per ASN: 10.78
AfriNIC Region origin ASes announcing only one prefix: 56
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6055424
Equivalent to 0 /8s, 92 /16s and 102 /24s
Percentage of available AfriNIC address space announced: 18.0
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 1281 9587 275 CHINANET-BACKBONE
4755 1205 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1110 79 386 Sify Limited
9498 975 469 73 BHARTI BT INTERNET LTD.
23577 926 35 822 Korea Telecom (ATM-MPLS)
4766 784 4943 312 Korea Telecom (KIX)
17488 672 44 34 Hathway IP Over Cable Interne
7545 627 142 80 TPG Internet Pty Ltd
1221 582 1954 433 Telstra Pty Ltd
18101 534 116 28 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 482 217 269 SingTel Optus Pty Ltd
4812 466 799 75 China Telecom (Shanghai)
9443 454 115 75 Primus Telecommunications
9942 444 77 117 COMindico Australia
9829 363 274 19 BSNL National Internet Backbo
4802 359 86 146 Wantree Development
17557 359 35 170 Pakistan Telecom
4837 346 4725 160 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 911 913 651 Telenor Internet Access
702 519 1925 413 UUNET - Commercial IP service
24863 343 47 29 LINKdotNET AS number
3352 340 1799 33 Ibernet, Internet Access Netw
3301 310 1455 290 TeliaNet Sweden
3320 304 4994 251 Deutsche Telekom AG
5089 288 1657 52 NTL Group Limited
6746 275 128 252 Dynamic Network Technologies,
8220 260 461 251 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 240 2256 92 France Telecom Transpac
8708 236 287 229 Romania Data Systems S.A.
1257 235 1180 168 SWIPnet Swedish IP Network
3269 215 2583 73 TELECOM ITALIA
3246 212 341 198 Song Networks
8551 208 197 27 Bezeq International
30890 205 17 95 SC Kappa Invexim SRL
20858 196 34 4 EgyNet
3300 192 171 92 AUCS Communications Services
9116 189 134 24 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4967 6661 724 UUNET Technologies, Inc.
7018 1510 10222 993 AT&T WorldNet Services
4323 1263 1023 361 Time Warner Telecom
2386 1138 580 756 AT&T Data Communications Serv
6478 1090 337 132 AT&T Worldnet Services
11492 1049 103 20 Cable One
6197 1032 688 504 BellSouth Network Solutions,
18566 1001 288 9 Covad Communications
174 949 6727 863 Cogent Communications
705 921 513 438 UUNET Technologies, Inc.
20115 823 738 430 Charter Communications
1239 812 2701 569 Sprint
7011 789 226 470 Citizens Utilities
7046 783 262 646 UUNET Technologies, Inc.
19262 766 2580 206 Verizon Global Networks
209 729 3718 582 Qwest
22773 707 1872 40 Cox Communications, Inc.
577 643 777 204 Bell Advanced Communications
852 606 1080 372 Telus Advanced Communications
721 600 21739 270 DLA Systems Automation Center
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1205 1134 Videsh Sanchar Nigam Ltd. Aut
11492 1049 1029 Cable One
4134 1281 1006 CHINANET-BACKBONE
18566 1001 992 Covad Communications
6478 1090 958 AT&T Worldnet Services
8151 1154 954 UniNet S.A. de C.V.
4323 1263 902 Time Warner Telecom
9498 975 902 BHARTI BT INTERNET LTD.
9583 1110 724 Sify Limited
22773 707 667 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 597 580 CenturyTel Internet Holdings,
19262 766 560 Verizon Global Networks
7545 627 547 TPG Internet Pty Ltd
6197 1032 528 BellSouth Network Solutions,
7018 1510 517 AT&T WorldNet Services
19916 568 517 OLM LLC
18101 534 506 Reliance Infocom Ltd Internet
4668 507 497 LG-EDS Systems Inc.
855 562 496 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65242 PRIVATE 64.222.142.0/24 13674 Bell Atlantic Global
65500 PRIVATE 66.225.141.0/24 16796 RealtyIQ.com
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
65530 PRIVATE 192.147.68.0/24 2901 New Mexico Technet
65500 PRIVATE 192.239.84.0/24 10886 University of Maryla
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
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 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
64526 PRIVATE 195.47.39.128/26 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
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
65000 PRIVATE 199.133.62.0/24 10886 University of Maryla
65000 PRIVATE 199.133.63.0/24 10886 University of Maryla
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
65534 PRIVATE 203.222.150.0/24 4817 Techex Primary Netbl
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
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
10.11.12.0/24 65534 *
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/24 41856 Flagmanskaya Sluzhba Svyazi
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 /8:19 /9:9 /10:13 /11:34 /12:125
/13:250 /14:452 /15:870 /16:9413 /17:3908 /18:6484
/19:13596 /20:15566 /21:14102 /22:18499 /23:19982 /24:122680
/25:1007 /26:1116 /27:573 /28:255 /29:200 /30:464
/31:0 /32:109
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3730 4967 UUNET Technologies, Inc.
6478 1081 1090 AT&T Worldnet Services
11492 1035 1049 Cable One
18566 983 1001 Covad Communications
9583 948 1110 Sify Limited
23577 912 926 Korea Telecom (ATM-MPLS)
2386 832 1138 AT&T Data Communications Serv
7018 813 1510 AT&T WorldNet Services
2119 810 911 Telenor Internet Access
6197 793 1032 BellSouth Network Solutions,
7011 692 789 Citizens Utilities
9498 639 975 BHARTI BT INTERNET LTD.
4755 599 1205 Videsh Sanchar Nigam Ltd. Aut
705 592 921 UUNET Technologies, Inc.
4766 590 784 Korea Telecom (KIX)
19916 563 568 OLM LLC
8151 554 1154 UniNet S.A. de C.V.
7046 535 783 UUNET Technologies, Inc.
4323 521 1263 Time Warner Telecom
4668 496 507 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 7:1 8:79 9:3 10:1
12:1824 15:19 16:3 17:3 18:8 20:37
24:928 25:1 32:174 38:301 40:57 41:126
43:6 44:2 47:4 52:4 55:2 56:3
57:53 58:397 59:371 60:275 61:942 62:996
63:3383 64:3191 65:3711 66:3365 67:818 68:638
69:1843 70:503 71:104 72:1314 73:1 74:440
75:259 76:45 77:176 80:927 81:864 82:715
83:404 84:438 85:797 86:357 87:457 88:263
89:852 90:24 91:274 97:6 116:54 121:179
122:520 123:96 124:797 125:926 128:278 129:220
130:123 131:349 132:52 133:11 134:193 135:39
136:183 137:83 138:197 139:117 140:478 141:164
142:395 143:236 144:290 145:43 146:323 147:148
148:398 149:145 150:116 151:158 152:94 153:120
154:5 155:252 156:155 157:184 158:160 159:156
160:105 161:92 162:235 163:176 164:461 165:405
166:234 167:279 168:493 169:120 170:398 171:16
172:1 189:394 190:600 192:5836 193:3827 194:3138
195:2286 196:977 198:3873 199:3385 200:4743 201:979
202:7328 203:7523 204:4092 205:2215 206:2572 207:3137
208:3320 209:3733 210:2492 211:983 212:1361 213:1506
214:397 215:41 216:4172 217:1141 218:375 219:360
220:958 221:416 222:269
End of report
