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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 21 Jun, 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/2007/06/21
Analysis Summary
----------------
BGP routing table entries examined: 233087
Prefixes after maximum aggregation: 119679
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 108674
Total ASes present in the Internet Routing Table: 25550
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 22211
Origin ASes announcing only one prefix: 10757
Transit ASes present in the Internet Routing Table: 3339
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 25
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 43
Unregistered ASNs in the Routing Table: 26
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1724404604
Equivalent to 102 /8s, 200 /16s and 83 /24s
Percentage of available address space announced: 46.5
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 124717
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53640
Total APNIC prefixes after maximum aggregation: 20781
APNIC Deaggregation factor: 2.58
Prefixes being announced from the APNIC address blocks: 50442
Unique aggregates announced from the APNIC address blocks: 21644
APNIC Region origin ASes present in the Internet Routing Table: 2995
APNIC Prefixes per ASN: 16.84
APNIC Region origin ASes announcing only one prefix: 800
APNIC Region transit ASes present in the Internet Routing Table: 464
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 300654780
Equivalent to 17 /8s, 235 /16s and 160 /24s
Percentage of available APNIC address space announced: 74.5
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: 113561
Total ARIN prefixes after maximum aggregation: 63225
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84423
Unique aggregates announced from the ARIN address blocks: 31066
ARIN Region origin ASes present in the Internet Routing Table: 11641
ARIN Prefixes per ASN: 7.25
ARIN Region origin ASes announcing only one prefix: 4457
ARIN Region transit ASes present in the Internet Routing Table: 1096
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 336660960
Equivalent to 20 /8s, 17 /16s and 9 /24s
Percentage of available ARIN address space announced: 74.3
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: 48318
Total RIPE prefixes after maximum aggregation: 30413
RIPE Deaggregation factor: 1.59
Prefixes being announced from the RIPE address blocks: 44820
Unique aggregates announced from the RIPE address blocks: 28761
RIPE Region origin ASes present in the Internet Routing Table: 9841
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5188
RIPE Region transit ASes present in the Internet Routing Table: 1573
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 316666688
Equivalent to 18 /8s, 223 /16s and 243 /24s
Percentage of available RIPE address space announced: 78.6
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
40960-44031
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: 14919
Total LACNIC prefixes after maximum aggregation: 4215
LACNIC Deaggregation factor: 3.54
Prefixes being announced from the LACNIC address blocks: 12987
Unique aggregates announced from the LACNIC address blocks: 7283
LACNIC Region origin ASes present in the Internet Routing Table: 805
LACNIC Prefixes per ASN: 16.13
LACNIC Region origin ASes announcing only one prefix: 255
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 39521536
Equivalent to 2 /8s, 91 /16s and 13 /24s
Percentage of available LACNIC address space announced: 58.9
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: 2605
Total AfriNIC prefixes after maximum aggregation: 1035
AfriNIC Deaggregation factor: 2.52
Prefixes being announced from the AfriNIC address blocks: 2064
Unique aggregates announced from the AfriNIC address blocks: 1214
AfriNIC Region origin ASes present in the Internet Routing Table: 191
AfriNIC Prefixes per ASN: 10.81
AfriNIC Region origin ASes announcing only one prefix: 57
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6246400
Equivalent to 0 /8s, 95 /16s and 80 /24s
Percentage of available AfriNIC address space announced: 18.6
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 1291 10023 281 CHINANET-BACKBONE
4755 1232 382 72 Videsh Sanchar Nigam Ltd. Aut
9583 1102 79 391 Sify Limited
9498 999 469 66 BHARTI BT INTERNET LTD.
23577 922 35 817 Korea Telecom (ATM-MPLS)
4766 790 4943 312 Korea Telecom (KIX)
17488 704 46 41 Hathway IP Over Cable Interne
7545 644 144 91 TPG Internet Pty Ltd
1221 595 1954 436 Telstra Pty Ltd
18101 559 117 35 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 484 218 271 SingTel Optus Pty Ltd
4812 470 889 82 China Telecom (Shanghai)
9443 466 121 78 Primus Telecommunications
9942 430 76 112 COMindico Australia
4802 409 88 147 Wantree Development
17974 371 129 12 PT TELEKOMUNIKASI INDONESIA
2907 367 1732 304 SINET Japan
9829 363 258 15 BSNL National Internet Backbo
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 948 1078 180 Telenor Internet Access
702 514 1938 406 UUNET - Commercial IP service
24863 350 56 34 LINKdotNET AS number
5089 338 1658 53 NTL Group Limited
3307 322 180 43 BaneTele AS (formerly Enitel)
3301 309 1455 289 TeliaNet Sweden
3320 306 6034 257 Deutsche Telekom AG
6746 279 129 255 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
8220 251 444 242 COLT Telecommunications
3215 250 2320 93 France Telecom Transpac
8708 237 416 230 Romania Data Systems S.A.
8551 224 214 29 Bezeq International
3269 218 2679 75 TELECOM ITALIA
3352 217 1848 43 Ibernet, Internet Access Netw
1257 208 1196 177 SWIPnet Swedish IP Network
9121 208 1441 24 TTnet Autonomous System
9116 199 136 25 Goldenlines main autonomous s
3246 198 330 185 Song Networks
2856 195 2318 151 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4926 6579 719 UUNET Technologies, Inc.
7018 1487 6107 977 AT&T WorldNet Services
4323 1304 1042 364 Time Warner Telecom
2386 1144 615 753 AT&T Data Communications Serv
6478 1108 313 129 AT&T Worldnet Services
11492 1088 106 23 Cable One
6197 1025 716 509 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 959 6778 869 Cogent Communications
7011 839 249 530 Citizens Utilities
1239 814 2737 580 Sprint
705 810 476 370 UUNET Technologies, Inc.
20115 799 729 425 Charter Communications
7046 779 263 637 UUNET Technologies, Inc.
19262 776 2705 203 Verizon Global Networks
209 750 3855 583 Qwest
22773 726 1892 44 Cox Communications, Inc.
577 659 794 206 Bell Advanced Communications
5668 614 169 20 CenturyTel Internet Holdings,
852 601 1089 370 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1232 1160 Videsh Sanchar Nigam Ltd. Aut
11492 1088 1065 Cable One
4134 1291 1010 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1108 979 AT&T Worldnet Services
4323 1304 940 Time Warner Telecom
9498 999 933 BHARTI BT INTERNET LTD.
2119 948 768 Telenor Internet Access
9583 1102 711 Sify Limited
22773 726 682 Cox Communications, Inc.
17488 704 663 Hathway IP Over Cable Interne
8151 839 637 UniNet S.A. de C.V.
5668 614 594 CenturyTel Internet Holdings,
19262 776 573 Verizon Global Networks
7545 644 553 TPG Internet Pty Ltd
18101 559 524 Reliance Infocom Ltd Internet
7029 599 519 Alltel Information Services,
19916 568 517 OLM LLC
6197 1025 516 BellSouth Network Solutions,
7018 1487 510 AT&T WorldNet Services
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.
65100 PRIVATE 129.6.112.0/24 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.
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
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
37956 UNALLOCATED 221.123.16.0/24 38440 Mobileclusters Ltd
37956 UNALLOCATED 221.123.17.0/24 38440 Mobileclusters Ltd
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
94.110.196.0/24 21161 Bechtle Autonomous System
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 /11:34 /12:127
/13:260 /14:466 /15:897 /16:9526 /17:4073 /18:6582
/19:13780 /20:16039 /21:14438 /22:19019 /23:20374 /24:123649
/25:1042 /26:1284 /27:568 /28:261 /29:202 /30:318
/31:0 /32:106
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3689 4926 UUNET Technologies, Inc.
6478 1106 1108 AT&T Worldnet Services
11492 1079 1088 Cable One
18566 992 1010 Covad Communications
9583 945 1102 Sify Limited
23577 908 922 Korea Telecom (ATM-MPLS)
2386 842 1144 AT&T Data Communications Serv
2119 841 948 Telenor Internet Access
7018 792 1487 AT&T WorldNet Services
6197 777 1025 BellSouth Network Solutions,
7011 740 839 Citizens Utilities
9498 670 999 BHARTI BT INTERNET LTD.
4755 633 1232 Videsh Sanchar Nigam Ltd. Aut
4766 596 790 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 543 1304 Time Warner Telecom
705 531 810 UUNET Technologies, Inc.
7046 531 779 UUNET Technologies, Inc.
17488 527 704 Hathway IP Over Cable Interne
15270 512 545 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:81 9:1 10:1 12:1831
15:18 16:3 17:3 18:11 20:38 24:935
25:1 32:168 33:2 38:325 40:61 41:169
43:6 44:2 47:5 52:4 55:3 56:3
57:53 58:424 59:406 60:313 61:997 62:929
63:3372 64:3241 65:3710 66:3377 67:760 68:635
69:1901 70:435 71:112 72:1319 73:1 74:527
75:260 76:44 77:245 78:3 80:831 81:814
82:714 83:400 84:428 85:937 86:384 87:477
88:285 89:858 90:7 91:367 94:1 97:6
98:3 116:200 117:55 121:204 122:550 123:140
124:845 125:956 128:279 129:225 130:127 131:368
132:53 133:9 134:194 135:39 136:185 137:86
138:142 139:122 140:480 141:172 142:396 143:244
144:297 145:43 146:321 147:120 148:402 149:149
150:115 151:158 152:95 153:126 154:5 155:253
156:152 157:206 158:158 159:157 160:106 161:94
162:228 163:183 164:458 165:367 166:242 167:287
168:514 169:119 170:401 171:17 172:1 189:58
190:594 192:5833 193:3913 194:3214 195:2384 196:965
198:3960 199:3367 200:4724 201:1051 202:7475 203:7595
204:4096 205:2158 206:2628 207:3065 208:3287 209:3632
210:2486 211:1008 212:1336 213:1528 214:412 215:40
216:4153 217:1151 218:380 219:388 220:989 221:418
222:260
End of report
