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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 22 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/2007/06/22
Analysis Summary
----------------
BGP routing table entries examined: 233197
Prefixes after maximum aggregation: 119680
Deaggregation factor: 1.95
Unique aggregates announced to Internet: 108799
Total ASes present in the Internet Routing Table: 25544
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 22200
Origin ASes announcing only one prefix: 10752
Transit ASes present in the Internet Routing Table: 3344
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 23
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 42
Unregistered ASNs in the Routing Table: 25
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: 1723552124
Equivalent to 102 /8s, 187 /16s and 81 /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: 124741
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53653
Total APNIC prefixes after maximum aggregation: 20731
APNIC Deaggregation factor: 2.59
Prefixes being announced from the APNIC address blocks: 50448
Unique aggregates announced from the APNIC address blocks: 21692
APNIC Region origin ASes present in the Internet Routing Table: 2991
APNIC Prefixes per ASN: 16.87
APNIC Region origin ASes announcing only one prefix: 799
APNIC Region transit ASes present in the Internet Routing Table: 466
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 300389308
Equivalent to 17 /8s, 231 /16s and 147 /24s
Percentage of available APNIC address space announced: 74.4
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: 113778
Total ARIN prefixes after maximum aggregation: 63267
ARIN Deaggregation factor: 1.80
Prefixes being announced from the ARIN address blocks: 84564
Unique aggregates announced from the ARIN address blocks: 31108
ARIN Region origin ASes present in the Internet Routing Table: 11649
ARIN Prefixes per ASN: 7.26
ARIN Region origin ASes announcing only one prefix: 4466
ARIN Region transit ASes present in the Internet Routing Table: 1102
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 337085152
Equivalent to 20 /8s, 23 /16s and 130 /24s
Percentage of available ARIN address space announced: 74.4
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: 48183
Total RIPE prefixes after maximum aggregation: 30401
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 44683
Unique aggregates announced from the RIPE address blocks: 28608
RIPE Region origin ASes present in the Internet Routing Table: 9832
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5177
RIPE Region transit ASes present in the Internet Routing Table: 1570
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 316109888
Equivalent to 18 /8s, 215 /16s and 116 /24s
Percentage of available RIPE address space announced: 78.5
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: 14987
Total LACNIC prefixes after maximum aggregation: 4216
LACNIC Deaggregation factor: 3.55
Prefixes being announced from the LACNIC address blocks: 13058
Unique aggregates announced from the LACNIC address blocks: 7406
LACNIC Region origin ASes present in the Internet Routing Table: 807
LACNIC Prefixes per ASN: 16.18
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 139
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 39292928
Equivalent to 2 /8s, 87 /16s and 144 /24s
Percentage of available LACNIC address space announced: 58.6
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: 2553
Total AfriNIC prefixes after maximum aggregation: 1055
AfriNIC Deaggregation factor: 2.42
Prefixes being announced from the AfriNIC address blocks: 2009
Unique aggregates announced from the AfriNIC address blocks: 1256
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.57
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 4.3
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6069504
Equivalent to 0 /8s, 92 /16s and 157 /24s
Percentage of available AfriNIC address space announced: 18.1
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 1289 9965 279 CHINANET-BACKBONE
4755 1234 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1102 79 389 Sify Limited
9498 996 469 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 668 147 108 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 472 882 87 China Telecom (Shanghai)
9443 466 121 78 Primus Telecommunications
9942 430 76 112 COMindico Australia
4802 410 88 148 Wantree Development
17974 371 129 12 PT TELEKOMUNIKASI INDONESIA
2907 367 1732 304 SINET Japan
4808 364 669 115 CNCGROUP IP network: China169
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 310 1455 290 TeliaNet Sweden
3320 306 6034 257 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
8220 252 444 243 COLT Telecommunications
3215 250 2320 93 France Telecom Transpac
8708 237 416 230 Romania Data Systems S.A.
8551 224 214 29 Bezeq International
3352 216 1848 43 Ibernet, Internet Access Netw
9121 214 1441 24 TTnet Autonomous System
1257 212 1196 177 SWIPnet Swedish IP Network
3269 210 2581 68 TELECOM ITALIA
9116 199 136 25 Goldenlines main autonomous s
3246 197 330 184 Song Networks
2856 194 2318 150 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4930 6596 720 UUNET Technologies, Inc.
7018 1477 6093 977 AT&T WorldNet Services
4323 1305 1042 364 Time Warner Telecom
2386 1205 615 754 AT&T Data Communications Serv
6478 1108 313 129 AT&T Worldnet Services
11492 1090 107 23 Cable One
6197 1025 716 509 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 959 6778 869 Cogent Communications
7011 842 250 533 Citizens Utilities
1239 813 2729 581 Sprint
705 810 476 370 UUNET Technologies, Inc.
20115 797 729 424 Charter Communications
7046 780 263 638 UUNET Technologies, Inc.
19262 774 2689 201 Verizon Global Networks
209 758 3855 583 Qwest
22773 726 1892 44 Cox Communications, Inc.
577 659 810 204 Bell Advanced Communications
5668 614 169 20 CenturyTel Internet Holdings,
7029 600 488 80 Alltel Information Services,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1234 1163 Videsh Sanchar Nigam Ltd. Aut
11492 1090 1067 Cable One
4134 1289 1010 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1108 979 AT&T Worldnet Services
4323 1305 941 Time Warner Telecom
9498 996 930 BHARTI BT INTERNET LTD.
2119 948 768 Telenor Internet Access
9583 1102 713 Sify Limited
22773 726 682 Cox Communications, Inc.
17488 704 663 Hathway IP Over Cable Interne
8151 841 640 UniNet S.A. de C.V.
5668 614 594 CenturyTel Internet Holdings,
19262 774 573 Verizon Global Networks
7545 668 560 TPG Internet Pty Ltd
18101 559 524 Reliance Infocom Ltd Internet
7029 600 520 Alltel Information Services,
19916 568 517 OLM LLC
6197 1025 516 BellSouth Network Solutions,
6517 547 514 Yipes Communications, 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
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 /11:35 /12:127
/13:260 /14:465 /15:899 /16:9522 /17:4072 /18:6575
/19:13776 /20:16040 /21:14403 /22:19033 /23:20380 /24:123771
/25:1050 /26:1288 /27:573 /28:260 /29:202 /30:318
/31:0 /32:106
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3686 4930 UUNET Technologies, Inc.
6478 1106 1108 AT&T Worldnet Services
11492 1081 1090 Cable One
18566 992 1010 Covad Communications
9583 946 1102 Sify Limited
23577 908 922 Korea Telecom (ATM-MPLS)
2386 903 1205 AT&T Data Communications Serv
2119 841 948 Telenor Internet Access
7018 792 1477 AT&T WorldNet Services
6197 777 1025 BellSouth Network Solutions,
7011 743 842 Citizens Utilities
9498 669 996 BHARTI BT INTERNET LTD.
4755 635 1234 Videsh Sanchar Nigam Ltd. Aut
4766 596 790 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 544 1305 Time Warner Telecom
7046 532 780 UUNET Technologies, Inc.
705 531 810 UUNET Technologies, Inc.
17488 527 704 Hathway IP Over Cable Interne
6517 515 547 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:82 9:1 10:1 12:1829
15:18 16:3 17:3 18:11 20:39 24:935
25:1 32:169 33:2 38:325 40:61 41:170
43:6 44:2 47:5 52:4 55:3 56:3
57:53 58:422 59:402 60:313 61:996 62:927
63:3363 64:3242 65:3715 66:3377 67:760 68:637
69:1902 70:436 71:112 72:1316 73:1 74:527
75:262 76:65 77:246 78:3 80:831 81:814
82:717 83:401 84:431 85:938 86:339 87:468
88:284 89:858 90:7 91:376 94:1 97:6
98:3 116:198 117:56 121:206 122:550 123:141
124:855 125:944 128:287 129:225 130:128 131:368
132:53 133:9 134:194 135:39 136:185 137:86
138:142 139:122 140:477 141:172 142:397 143:243
144:298 145:43 146:321 147:123 148:402 149:149
150:114 151:158 152:95 153:126 154:5 155:254
156:152 157:197 158:158 159:157 160:106 161:93
162:228 163:183 164:450 165:395 166:294 167:287
168:514 169:119 170:400 171:16 172:1 189:58
190:590 192:5837 193:3912 194:3194 195:2340 196:923
198:3957 199:3361 200:4820 201:1067 202:7486 203:7614
204:4108 205:2152 206:2625 207:3072 208:3340 209:3638
210:2499 211:1004 212:1334 213:1499 214:413 215:40
216:4152 217:1159 218:380 219:388 220:984 221:416
222:261
End of report
