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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 11 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/2007/05/11
Analysis Summary
----------------
BGP routing table entries examined: 230180
Prefixes after maximum aggregation: 119471
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 106968
Total ASes present in the Internet Routing Table: 25223
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 21844
Origin ASes announcing only one prefix: 10591
Transit ASes present in the Internet Routing Table: 3379
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (24802) 13
Prefixes from unregistered ASNs in the Routing Table: 39
Unregistered ASNs in the Routing Table: 24
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1717952508
Equivalent to 102 /8s, 101 /16s and 223 /24s
Percentage of available address space announced: 46.4
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 123158
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51818
Total APNIC prefixes after maximum aggregation: 20478
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48680
Unique aggregates announced from the APNIC address blocks: 21294
APNIC Region origin ASes present in the Internet Routing Table: 2948
APNIC Prefixes per ASN: 16.51
APNIC Region origin ASes announcing only one prefix: 782
APNIC Region transit ASes present in the Internet Routing Table: 452
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 292913516
Equivalent to 17 /8s, 117 /16s and 129 /24s
Percentage of available APNIC address space announced: 72.6
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: 113313
Total ARIN prefixes after maximum aggregation: 63320
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84488
Unique aggregates announced from the ARIN address blocks: 30572
ARIN Region origin ASes present in the Internet Routing Table: 11564
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4428
ARIN Region transit ASes present in the Internet Routing Table: 1108
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 332347872
Equivalent to 19 /8s, 207 /16s and 57 /24s
Percentage of available ARIN address space announced: 73.4
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: 47295
Total RIPE prefixes after maximum aggregation: 30490
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43928
Unique aggregates announced from the RIPE address blocks: 28106
RIPE Region origin ASes present in the Internet Routing Table: 9650
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5069
RIPE Region transit ASes present in the Internet Routing Table: 1590
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 305635136
Equivalent to 18 /8s, 55 /16s and 159 /24s
Percentage of available RIPE address space announced: 75.9
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, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15039
Total LACNIC prefixes after maximum aggregation: 4128
LACNIC Deaggregation factor: 3.64
Prefixes being announced from the LACNIC address blocks: 13129
Unique aggregates announced from the LACNIC address blocks: 7184
LACNIC Region origin ASes present in the Internet Routing Table: 789
LACNIC Prefixes per ASN: 16.64
LACNIC Region origin ASes announcing only one prefix: 255
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 38736384
Equivalent to 2 /8s, 79 /16s and 18 /24s
Percentage of available LACNIC address space announced: 57.7
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: 2673
Total AfriNIC prefixes after maximum aggregation: 1045
AfriNIC Deaggregation factor: 2.56
Prefixes being announced from the AfriNIC address blocks: 2030
Unique aggregates announced from the AfriNIC address blocks: 1195
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.68
AfriNIC Region origin ASes announcing only one prefix: 57
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6101248
Equivalent to 0 /8s, 93 /16s and 25 /24s
Percentage of available AfriNIC address space announced: 18.2
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
4134 1281 9587 275 CHINANET-BACKBONE
4755 1210 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1107 79 381 Sify Limited
9498 977 469 72 BHARTI BT INTERNET LTD.
23577 926 35 823 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 676 44 35 Hathway IP Over Cable Interne
7545 629 142 79 TPG Internet Pty Ltd
1221 585 1954 436 Telstra Pty Ltd
18101 537 116 28 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 483 217 269 SingTel Optus Pty Ltd
4812 460 807 73 China Telecom (Shanghai)
9443 453 115 75 Primus Telecommunications
9942 444 77 117 COMindico Australia
4802 360 86 147 Wantree Development
17557 356 37 170 Pakistan Telecom
4837 344 4709 159 chinanet IDC center beijing n
2907 332 1700 303 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 953 912 651 Telenor Internet Access
702 518 1941 412 UUNET - Commercial IP service
24863 343 47 29 LINKdotNET AS number
5089 314 1658 53 NTL Group Limited
3301 309 1455 289 TeliaNet Sweden
3320 303 4993 251 Deutsche Telekom AG
6746 273 128 250 Dynamic Network Technologies,
680 257 2044 250 DFN-IP service G-WiN
8220 256 460 246 COLT Telecommunications
3215 238 2254 95 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 234 287 228 Romania Data Systems S.A.
3269 214 2583 73 TELECOM ITALIA
3246 212 341 198 Song Networks
8551 208 197 27 Bezeq International
30890 202 17 94 SC Kappa Invexim SRL
3352 200 1783 37 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
9116 193 136 25 Goldenlines main autonomous s
3300 191 171 92 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5033 6644 726 UUNET Technologies, Inc.
7018 1506 10248 994 AT&T WorldNet Services
4323 1262 1027 359 Time Warner Telecom
2386 1133 580 753 AT&T Data Communications Serv
6478 1093 338 132 AT&T Worldnet Services
11492 1048 104 22 Cable One
6197 1034 688 503 BellSouth Network Solutions,
18566 1006 288 9 Covad Communications
174 969 6792 876 Cogent Communications
705 848 498 376 UUNET Technologies, Inc.
20115 821 745 435 Charter Communications
1239 818 2732 578 Sprint
7011 791 226 472 Citizens Utilities
7046 788 263 649 UUNET Technologies, Inc.
19262 773 2620 208 Verizon Global Networks
209 729 3847 583 Qwest
22773 714 1888 43 Cox Communications, Inc.
577 642 777 204 Bell Advanced Communications
852 605 1096 371 Telus Advanced Communications
5668 601 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1210 1140 Videsh Sanchar Nigam Ltd. Aut
11492 1048 1026 Cable One
4134 1281 1006 CHINANET-BACKBONE
18566 1006 997 Covad Communications
8151 1205 992 UniNet S.A. de C.V.
6478 1093 961 AT&T Worldnet Services
9498 977 905 BHARTI BT INTERNET LTD.
4323 1262 903 Time Warner Telecom
9583 1107 726 Sify Limited
22773 714 671 Cox Communications, Inc.
17488 676 641 Hathway IP Over Cable Interne
5668 601 584 CenturyTel Internet Holdings,
19262 773 565 Verizon Global Networks
7545 629 550 TPG Internet Pty Ltd
6197 1034 531 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1506 512 AT&T WorldNet Services
18101 537 509 Reliance Infocom Ltd Internet
7029 584 505 Alltel Information Services,
4668 507 497 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65242 PRIVATE 64.222.142.0/24 13674 Bell Atlantic Global
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
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
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
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
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
192.0.2.0/24 812 Rogers WAVE
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 /8:19 /9:9 /10:14 /11:34 /12:126
/13:250 /14:452 /15:872 /16:9411 /17:3913 /18:6513
/19:13609 /20:15610 /21:14132 /22:18581 /23:20092 /24:122818
/25:1016 /26:1126 /27:563 /28:257 /29:193 /30:464
/31:0 /32:106
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3784 5033 UUNET Technologies, Inc.
6478 1084 1093 AT&T Worldnet Services
11492 1034 1048 Cable One
18566 988 1006 Covad Communications
9583 946 1107 Sify Limited
23577 912 926 Korea Telecom (ATM-MPLS)
2119 855 953 Telenor Internet Access
2386 830 1133 AT&T Data Communications Serv
7018 811 1506 AT&T WorldNet Services
6197 795 1034 BellSouth Network Solutions,
7011 694 791 Citizens Utilities
9498 640 977 BHARTI BT INTERNET LTD.
4755 605 1210 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
8151 585 1205 UniNet S.A. de C.V.
19916 563 568 OLM LLC
705 550 848 UUNET Technologies, Inc.
7046 539 788 UUNET Technologies, Inc.
4323 522 1262 Time Warner Telecom
15270 498 531 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:79 9:3 12:1814 13:1
15:19 16:3 17:3 18:8 20:37 24:945
25:1 32:174 38:311 40:60 41:127 43:6
44:2 47:5 52:4 55:2 56:3 57:54
58:394 59:341 60:278 61:933 62:1025 63:3395
64:3191 65:3724 66:3386 67:819 68:630 69:1840
70:505 71:104 72:1324 73:1 74:442 75:260
76:51 77:152 80:851 81:816 82:725 83:403
84:441 85:827 86:361 87:471 88:270 89:890
90:6 91:295 97:6 116:57 121:184 122:522
123:97 124:798 125:926 128:281 129:220 130:124
131:351 132:52 133:11 134:193 135:39 136:183
137:83 138:138 139:118 140:481 141:170 142:395
143:256 144:291 145:43 146:322 147:120 148:387
149:147 150:115 151:159 152:94 153:120 154:5
155:253 156:152 157:188 158:160 159:157 160:105
161:93 162:232 163:176 164:461 165:407 166:235
167:281 168:498 169:120 170:393 171:16 172:1
189:427 190:603 192:5823 193:3826 194:3139 195:2299
196:1002 198:3862 199:3380 200:4764 201:990 202:7338
203:7545 204:4094 205:2199 206:2572 207:3135 208:3331
209:3715 210:2494 211:981 212:1358 213:1561 214:392
215:40 216:4184 217:1150 218:374 219:363 220:964
221:412 222:264
End of report
