[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 17 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/2007/05/17
Analysis Summary
----------------
BGP routing table entries examined: 230536
Prefixes after maximum aggregation: 119297
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 106026
Total ASes present in the Internet Routing Table: 25275
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21873
Origin ASes announcing only one prefix: 10608
Transit ASes present in the Internet Routing Table: 3402
Transit-only ASes present in the Internet Routing Table: 83
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 37
Max AS path prepend of ASN (23775) 25
Prefixes from unregistered ASNs in the Routing Table: 44
Unregistered ASNs in the Routing Table: 28
Prefixes from 32-bit ASNs in the Routing Table: 6
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1701585916
Equivalent to 101 /8s, 108 /16s and 35 /24s
Percentage of available address space announced: 45.9
Percentage of allocated address space announced: 60.8
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 123350
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51990
Total APNIC prefixes after maximum aggregation: 20139
APNIC Deaggregation factor: 2.58
Prefixes being announced from the APNIC address blocks: 48882
Unique aggregates announced from the APNIC address blocks: 20188
APNIC Region origin ASes present in the Internet Routing Table: 2951
APNIC Prefixes per ASN: 16.56
APNIC Region origin ASes announcing only one prefix: 779
APNIC Region transit ASes present in the Internet Routing Table: 455
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 29
Number of APNIC addresses announced to Internet: 293009004
Equivalent to 17 /8s, 118 /16s and 246 /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: 113463
Total ARIN prefixes after maximum aggregation: 63383
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84656
Unique aggregates announced from the ARIN address blocks: 30686
ARIN Region origin ASes present in the Internet Routing Table: 11579
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4435
ARIN Region transit ASes present in the Internet Routing Table: 1103
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 332520416
Equivalent to 19 /8s, 209 /16s and 219 /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: 47196
Total RIPE prefixes after maximum aggregation: 30582
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 43805
Unique aggregates announced from the RIPE address blocks: 28140
RIPE Region origin ASes present in the Internet Routing Table: 9680
RIPE Prefixes per ASN: 4.53
RIPE Region origin ASes announcing only one prefix: 5081
RIPE Region transit ASes present in the Internet Routing Table: 1609
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 37
Number of RIPE addresses announced to Internet: 306184512
Equivalent to 18 /8s, 64 /16s and 1 /24s
Percentage of available RIPE address space announced: 76.0
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: 15156
Total LACNIC prefixes after maximum aggregation: 4146
LACNIC Deaggregation factor: 3.66
Prefixes being announced from the LACNIC address blocks: 13250
Unique aggregates announced from the LACNIC address blocks: 7219
LACNIC Region origin ASes present in the Internet Routing Table: 791
LACNIC Prefixes per ASN: 16.75
LACNIC Region origin ASes announcing only one prefix: 257
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 38865152
Equivalent to 2 /8s, 81 /16s and 9 /24s
Percentage of available LACNIC address space announced: 57.9
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: 2683
Total AfriNIC prefixes after maximum aggregation: 1035
AfriNIC Deaggregation factor: 2.59
Prefixes being announced from the AfriNIC address blocks: 2032
Unique aggregates announced from the AfriNIC address blocks: 1172
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.69
AfriNIC Region origin ASes announcing only one prefix: 56
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: 16
Number of AfriNIC addresses announced to Internet: 6036736
Equivalent to 0 /8s, 92 /16s and 29 /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 1279 9585 275 CHINANET-BACKBONE
4755 1212 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1115 109 15 Sify Limited
9498 982 469 72 BHARTI BT INTERNET LTD.
23577 930 35 824 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 676 44 35 Hathway IP Over Cable Interne
7545 631 142 80 TPG Internet Pty Ltd
1221 591 1954 435 Telstra Pty Ltd
18101 535 116 32 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 483 218 270 SingTel Optus Pty Ltd
4812 455 807 73 China Telecom (Shanghai)
9443 455 115 75 Primus Telecommunications
9942 442 76 115 COMindico Australia
4802 363 86 149 Wantree Development
9829 362 258 14 BSNL National Internet Backbo
17557 353 37 168 Pakistan Telecom
17974 350 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 954 928 653 Telenor Internet Access
702 516 1923 409 UUNET - Commercial IP service
24863 345 47 31 LINKdotNET AS number
5089 310 1658 53 NTL Group Limited
3301 309 1455 289 TeliaNet Sweden
3320 303 4993 251 Deutsche Telekom AG
6746 278 128 254 Dynamic Network Technologies,
680 257 2044 250 DFN-IP service G-WiN
8220 251 456 241 COLT Telecommunications
3215 238 2254 95 France Telecom Transpac
1257 235 1180 168 SWIPnet Swedish IP Network
8708 234 287 228 Romania Data Systems S.A.
3269 216 2647 74 TELECOM ITALIA
3246 214 340 200 Song Networks
8551 208 197 27 Bezeq International
3352 203 1783 37 Ibernet, Internet Access Netw
30890 201 17 93 SC Kappa Invexim SRL
9116 194 136 25 Goldenlines main autonomous s
3300 192 171 93 AUCS Communications Services
2856 187 2320 146 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5032 6644 724 UUNET Technologies, Inc.
7018 1512 10236 995 AT&T WorldNet Services
4323 1260 1027 357 Time Warner Telecom
2386 1141 580 754 AT&T Data Communications Serv
6478 1097 340 132 AT&T Worldnet Services
11492 1052 104 23 Cable One
6197 1036 688 503 BellSouth Network Solutions,
18566 1006 288 9 Covad Communications
174 966 6792 873 Cogent Communications
705 839 491 375 UUNET Technologies, Inc.
1239 821 2724 579 Sprint
20115 819 742 436 Charter Communications
7011 792 226 473 Citizens Utilities
7046 787 264 648 UUNET Technologies, Inc.
19262 774 2645 208 Verizon Global Networks
209 731 3847 584 Qwest
22773 713 1872 42 Cox Communications, Inc.
577 645 793 204 Bell Advanced Communications
852 605 1096 371 Telus Advanced Communications
5668 600 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1212 1142 Videsh Sanchar Nigam Ltd. Aut
9583 1115 1100 Sify Limited
11492 1052 1029 Cable One
8151 1234 1023 UniNet S.A. de C.V.
4134 1279 1004 CHINANET-BACKBONE
18566 1006 997 Covad Communications
6478 1097 965 AT&T Worldnet Services
9498 982 910 BHARTI BT INTERNET LTD.
4323 1260 903 Time Warner Telecom
22773 713 671 Cox Communications, Inc.
17488 676 641 Hathway IP Over Cable Interne
5668 600 583 CenturyTel Internet Holdings,
19262 774 566 Verizon Global Networks
7545 631 551 TPG Internet Pty Ltd
6197 1036 533 BellSouth Network Solutions,
7018 1512 517 AT&T WorldNet Services
19916 568 517 OLM LLC
7029 587 508 Alltel Information Services,
18101 535 503 Reliance Infocom Ltd Internet
4668 508 498 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc.
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
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
65105 PRIVATE 195.219.216.0/21 6453 Teleglobe Inc.
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
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
10.11.12.0/24 65534 *
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 /10:14 /11:34 /12:126
/13:249 /14:452 /15:875 /16:9410 /17:3923 /18:6495
/19:13604 /20:15655 /21:14162 /22:18656 /23:20136 /24:122977
/25:1018 /26:1131 /27:566 /28:258 /29:192 /30:468
/31:0 /32:108
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3779 5032 UUNET Technologies, Inc.
6478 1088 1097 AT&T Worldnet Services
11492 1038 1052 Cable One
18566 988 1006 Covad Communications
9583 946 1115 Sify Limited
23577 916 930 Korea Telecom (ATM-MPLS)
2119 854 954 Telenor Internet Access
2386 837 1141 AT&T Data Communications Serv
7018 813 1512 AT&T WorldNet Services
6197 796 1036 BellSouth Network Solutions,
7011 695 792 Citizens Utilities
9498 649 982 BHARTI BT INTERNET LTD.
8151 611 1234 UniNet S.A. de C.V.
4755 608 1212 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 545 839 UUNET Technologies, Inc.
7046 539 787 UUNET Technologies, Inc.
4323 522 1260 Time Warner Telecom
15270 499 532 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:80 9:1 10:1 12:1812
15:19 16:3 17:3 18:8 20:38 24:944
25:1 32:174 38:311 40:60 41:125 43:6
44:2 47:5 52:4 55:2 56:3 57:52
58:400 59:386 60:278 61:957 62:960 63:3391
64:3232 65:3728 66:3373 67:822 68:640 69:1840
70:516 71:104 72:1323 73:1 74:460 75:260
76:58 77:196 80:841 81:811 82:703 83:406
84:394 85:811 86:351 87:471 88:273 89:870
90:6 91:300 97:6 116:67 121:189 122:524
123:102 124:800 125:932 128:277 129:222 130:124
131:367 132:52 133:10 134:193 135:39 136:185
137:85 138:138 139:118 140:481 141:170 142:395
143:231 144:289 145:43 146:322 147:120 148:387
149:147 150:114 151:159 152:94 153:123 154:5
155:254 156:151 157:189 158:160 159:159 160:105
161:93 162:235 163:178 164:460 165:406 166:235
167:280 168:498 169:120 170:399 171:16 172:1
189:453 190:600 192:5833 193:3855 194:3159 195:2285
196:1003 198:3867 199:3379 200:4783 201:1015 202:7371
203:7557 204:4094 205:2188 206:2574 207:3136 208:3335
209:3719 210:2496 211:994 212:1355 213:1508 214:411
215:40 216:4170 217:1154 218:376 219:366 220:956
221:407 222:264
End of report
