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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 19 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/2007/05/19
Analysis Summary
----------------
BGP routing table entries examined: 230827
Prefixes after maximum aggregation: 119881
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 107125
Total ASes present in the Internet Routing Table: 25295
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 21924
Origin ASes announcing only one prefix: 10633
Transit ASes present in the Internet Routing Table: 3371
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 26
Max AS path prepend of ASN (16327) 21
Prefixes from unregistered ASNs in the Routing Table: 41
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: 11
Number of addresses announced to Internet: 1720203260
Equivalent to 102 /8s, 136 /16s and 55 /24s
Percentage of available address space announced: 46.4
Percentage of allocated address space announced: 61.5
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 123688
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51991
Total APNIC prefixes after maximum aggregation: 20667
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 48878
Unique aggregates announced from the APNIC address blocks: 21246
APNIC Region origin ASes present in the Internet Routing Table: 2949
APNIC Prefixes per ASN: 16.57
APNIC Region origin ASes announcing only one prefix: 779
APNIC Region transit ASes present in the Internet Routing Table: 453
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 293357420
Equivalent to 17 /8s, 124 /16s and 71 /24s
Percentage of available APNIC address space announced: 72.7
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: 113493
Total ARIN prefixes after maximum aggregation: 63455
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84680
Unique aggregates announced from the ARIN address blocks: 30663
ARIN Region origin ASes present in the Internet Routing Table: 11590
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4441
ARIN Region transit ASes present in the Internet Routing Table: 1123
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 333585376
Equivalent to 19 /8s, 226 /16s and 27 /24s
Percentage of available ARIN address space announced: 73.6
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: 47413
Total RIPE prefixes after maximum aggregation: 30568
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 44022
Unique aggregates announced from the RIPE address blocks: 28159
RIPE Region origin ASes present in the Internet Routing Table: 9695
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5097
RIPE Region transit ASes present in the Internet Routing Table: 1579
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 306297152
Equivalent to 18 /8s, 65 /16s and 185 /24s
Percentage of available RIPE address space announced: 76.1
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: 15203
Total LACNIC prefixes after maximum aggregation: 4150
LACNIC Deaggregation factor: 3.66
Prefixes being announced from the LACNIC address blocks: 13281
Unique aggregates announced from the LACNIC address blocks: 7260
LACNIC Region origin ASes present in the Internet Routing Table: 793
LACNIC Prefixes per ASN: 16.75
LACNIC Region origin ASes announcing only one prefix: 259
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 38880768
Equivalent to 2 /8s, 81 /16s and 70 /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: 2682
Total AfriNIC prefixes after maximum aggregation: 1031
AfriNIC Deaggregation factor: 2.60
Prefixes being announced from the AfriNIC address blocks: 2036
Unique aggregates announced from the AfriNIC address blocks: 1175
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.72
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: 4.1
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6057216
Equivalent to 0 /8s, 92 /16s and 109 /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 1280 9681 274 CHINANET-BACKBONE
4755 1215 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1107 80 381 Sify Limited
9498 982 469 72 BHARTI BT INTERNET LTD.
23577 924 35 821 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 638 42 117 Hathway IP Over Cable Interne
7545 630 142 79 TPG Internet Pty Ltd
1221 592 1954 436 Telstra Pty Ltd
18101 537 116 33 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 486 218 271 SingTel Optus Pty Ltd
4812 460 807 76 China Telecom (Shanghai)
9443 455 115 75 Primus Telecommunications
9942 445 77 117 COMindico Australia
4802 363 86 149 Wantree Development
9829 362 258 14 BSNL National Internet Backbo
17557 354 37 168 Pakistan Telecom
17974 349 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 954 914 653 Telenor Internet Access
702 519 1939 412 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 305 4994 252 Deutsche Telekom AG
6746 278 128 254 Dynamic Network Technologies,
680 257 2044 250 DFN-IP service G-WiN
8220 250 443 240 COLT Telecommunications
3215 238 2254 95 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 235 287 228 Romania Data Systems S.A.
3269 216 2647 74 TELECOM ITALIA
8551 208 197 27 Bezeq International
3352 201 1783 37 Ibernet, Internet Access Netw
30890 201 17 93 SC Kappa Invexim SRL
20858 197 34 4 EgyNet
9116 196 136 25 Goldenlines main autonomous s
3246 194 338 180 Song Networks
3300 193 171 93 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4981 6610 718 UUNET Technologies, Inc.
7018 1510 6171 993 AT&T WorldNet Services
4323 1258 1027 358 Time Warner Telecom
2386 1140 580 752 AT&T Data Communications Serv
6478 1099 342 124 AT&T Worldnet Services
11492 1055 104 23 Cable One
6197 1034 687 503 BellSouth Network Solutions,
18566 1006 288 9 Covad Communications
174 953 6791 862 Cogent Communications
705 839 491 375 UUNET Technologies, Inc.
1239 818 2724 579 Sprint
20115 805 725 433 Charter Communications
7011 793 226 474 Citizens Utilities
7046 785 264 646 UUNET Technologies, Inc.
19262 771 2628 204 Verizon Global Networks
209 731 3849 583 Qwest
22773 716 1888 43 Cox Communications, Inc.
577 646 793 205 Bell Advanced Communications
852 606 1098 372 Telus Advanced Communications
5668 599 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1215 1143 Videsh Sanchar Nigam Ltd. Aut
8151 1246 1034 UniNet S.A. de C.V.
11492 1055 1032 Cable One
4134 1280 1006 CHINANET-BACKBONE
18566 1006 997 Covad Communications
6478 1099 975 AT&T Worldnet Services
9498 982 910 BHARTI BT INTERNET LTD.
4323 1258 900 Time Warner Telecom
9583 1107 726 Sify Limited
22773 716 673 Cox Communications, Inc.
5668 599 582 CenturyTel Internet Holdings,
19262 771 567 Verizon Global Networks
7545 630 551 TPG Internet Pty Ltd
6197 1034 531 BellSouth Network Solutions,
17488 638 521 Hathway IP Over Cable Interne
7018 1510 517 AT&T WorldNet Services
19916 568 517 OLM LLC
7029 587 508 Alltel Information Services,
18101 537 504 Reliance Infocom Ltd Internet
15270 534 499 PaeTec.net -a division of Pae
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
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 /8:19 /9:9 /10:14 /11:35 /12:125
/13:249 /14:453 /15:876 /16:9415 /17:3922 /18:6497
/19:13603 /20:15634 /21:14166 /22:18757 /23:20156 /24:123168
/25:1007 /26:1125 /27:565 /28:258 /29:191 /30:472
/31:0 /32:111
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3737 4981 UUNET Technologies, Inc.
6478 1090 1099 AT&T Worldnet Services
11492 1041 1055 Cable One
18566 988 1006 Covad Communications
9583 945 1107 Sify Limited
23577 910 924 Korea Telecom (ATM-MPLS)
2119 854 954 Telenor Internet Access
2386 837 1140 AT&T Data Communications Serv
7018 810 1510 AT&T WorldNet Services
6197 794 1034 BellSouth Network Solutions,
7011 695 793 Citizens Utilities
9498 649 982 BHARTI BT INTERNET LTD.
8151 624 1246 UniNet S.A. de C.V.
4755 611 1215 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 546 839 UUNET Technologies, Inc.
7046 537 785 UUNET Technologies, Inc.
4323 518 1258 Time Warner Telecom
15270 501 534 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:80 9:1 10:1 12:1821
15:19 16:3 17:3 18:8 20:38 24:943
25:1 32:173 33:2 38:313 40:60 41:125
43:6 44:2 47:5 52:4 55:2 56:3
57:51 58:403 59:391 60:270 61:958 62:1028
63:3393 64:3238 65:3733 66:3376 67:826 68:639
69:1841 70:520 71:105 72:1324 73:1 74:461
75:260 76:58 77:196 78:1 80:865 81:809
82:707 83:407 84:454 85:808 86:350 87:464
88:272 89:876 90:6 91:306 97:6 116:74
121:190 122:524 123:103 124:808 125:921 128:282
129:223 130:126 131:365 132:52 133:10 134:192
135:39 136:185 137:85 138:139 139:121 140:479
141:170 142:395 143:234 144:291 145:43 146:322
147:120 148:385 149:145 150:114 151:160 152:93
153:123 154:5 155:253 156:151 157:190 158:160
159:159 160:106 161:94 162:235 163:185 164:459
165:404 166:235 167:282 168:498 169:120 170:401
171:16 172:1 189:469 190:616 192:5824 193:3862
194:3155 195:2296 196:1004 198:3861 199:3378 200:4768
201:1017 202:7340 203:7544 204:4097 205:2188 206:2571
207:3130 208:3340 209:3704 210:2491 211:1010 212:1358
213:1519 214:398 215:40 216:4173 217:1156 218:375
219:368 220:959 221:401 222:264
End of report
