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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 20 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/2007/05/20
Analysis Summary
----------------
BGP routing table entries examined: 230906
Prefixes after maximum aggregation: 119746
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 107150
Total ASes present in the Internet Routing Table: 25298
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 21922
Origin ASes announcing only one prefix: 10632
Transit ASes present in the Internet Routing Table: 3376
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 (25086) 13
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: 1720367164
Equivalent to 102 /8s, 138 /16s and 184 /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: 123736
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52073
Total APNIC prefixes after maximum aggregation: 20540
APNIC Deaggregation factor: 2.54
Prefixes being announced from the APNIC address blocks: 48955
Unique aggregates announced from the APNIC address blocks: 21258
APNIC Region origin ASes present in the Internet Routing Table: 2953
APNIC Prefixes per ASN: 16.58
APNIC Region origin ASes announcing only one prefix: 783
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: 17
Number of APNIC addresses announced to Internet: 293418348
Equivalent to 17 /8s, 125 /16s and 53 /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: 113479
Total ARIN prefixes after maximum aggregation: 63412
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84673
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: 4438
ARIN Region transit ASes present in the Internet Routing Table: 1124
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 333648608
Equivalent to 19 /8s, 227 /16s and 18 /24s
Percentage of available ARIN address space announced: 73.7
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: 47414
Total RIPE prefixes after maximum aggregation: 30599
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 44018
Unique aggregates announced from the RIPE address blocks: 28176
RIPE Region origin ASes present in the Internet Routing Table: 9694
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5095
RIPE Region transit ASes present in the Internet Routing Table: 1582
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 306290496
Equivalent to 18 /8s, 65 /16s and 159 /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: 15213
Total LACNIC prefixes after maximum aggregation: 4154
LACNIC Deaggregation factor: 3.66
Prefixes being announced from the LACNIC address blocks: 13288
Unique aggregates announced from the LACNIC address blocks: 7260
LACNIC Region origin ASes present in the Internet Routing Table: 793
LACNIC Prefixes per ASN: 16.76
LACNIC Region origin ASes announcing only one prefix: 259
LACNIC Region transit ASes present in the Internet Routing Table: 139
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 38868480
Equivalent to 2 /8s, 81 /16s and 22 /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: 2037
Unique aggregates announced from the AfriNIC address blocks: 1177
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: 35
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6059264
Equivalent to 0 /8s, 92 /16s and 117 /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 1106 79 380 Sify Limited
9498 976 469 72 BHARTI BT INTERNET LTD.
23577 924 35 821 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 675 44 35 Hathway IP Over Cable Interne
7545 630 142 79 TPG Internet Pty Ltd
1221 593 1954 436 Telstra Pty Ltd
18101 541 116 34 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 483 218 271 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 363 258 15 BSNL National Internet Backbo
17557 353 37 167 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 251 459 241 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
3246 206 337 192 Song Networks
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
3300 191 171 91 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4970 6610 705 UUNET Technologies, Inc.
7018 1509 6171 992 AT&T WorldNet Services
4323 1264 1027 359 Time Warner Telecom
2386 1149 596 755 AT&T Data Communications Serv
6478 1099 342 124 AT&T Worldnet Services
11492 1055 104 23 Cable One
6197 1031 687 505 BellSouth Network Solutions,
18566 1007 288 9 Covad Communications
174 953 6791 862 Cogent Communications
705 839 491 375 UUNET Technologies, Inc.
1239 819 2724 579 Sprint
20115 805 725 433 Charter Communications
7011 793 226 474 Citizens Utilities
7046 784 264 645 UUNET Technologies, Inc.
19262 771 2628 204 Verizon Global Networks
209 730 3848 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 1247 1036 UniNet S.A. de C.V.
11492 1055 1032 Cable One
4134 1280 1006 CHINANET-BACKBONE
18566 1007 998 Covad Communications
6478 1099 975 AT&T Worldnet Services
4323 1264 905 Time Warner Telecom
9498 976 904 BHARTI BT INTERNET LTD.
9583 1106 726 Sify Limited
22773 716 673 Cox Communications, Inc.
17488 675 640 Hathway IP Over Cable Interne
5668 599 582 CenturyTel Internet Holdings,
19262 771 567 Verizon Global Networks
7545 630 551 TPG Internet Pty Ltd
6197 1031 526 BellSouth Network Solutions,
7018 1509 517 AT&T WorldNet Services
19916 568 517 OLM LLC
7029 587 508 Alltel Information Services,
18101 541 507 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 /16:9416 /17:3925 /18:6498
/19:13605 /20:15642 /21:14180 /22:18781 /23:20176 /24:123183
/25:1005 /26:1126 /27:562 /28:258 /29:191 /30:468
/31:0 /32:110
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3739 4970 UUNET Technologies, Inc.
6478 1090 1099 AT&T Worldnet Services
11492 1041 1055 Cable One
18566 989 1007 Covad Communications
9583 945 1106 Sify Limited
23577 910 924 Korea Telecom (ATM-MPLS)
2119 854 954 Telenor Internet Access
2386 844 1149 AT&T Data Communications Serv
7018 809 1509 AT&T WorldNet Services
6197 791 1031 BellSouth Network Solutions,
7011 695 793 Citizens Utilities
9498 648 976 BHARTI BT INTERNET LTD.
8151 626 1247 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
705 545 839 UUNET Technologies, Inc.
7046 537 784 UUNET Technologies, Inc.
4323 524 1264 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 12:1818
15:19 16:3 17:3 18:8 20:38 24:944
25:1 32:173 33:2 38:313 40:60 41:125
43:6 44:2 47:5 52:4 55:2 56:3
57:52 58:402 59:388 60:276 61:956 62:1028
63:3396 64:3237 65:3715 66:3377 67:825 68:638
69:1846 70:521 71:104 72:1326 73:1 74:461
75:260 76:58 77:196 78:1 80:866 81:814
82:706 83:407 84:455 85:807 86:353 87:463
88:269 89:873 90:6 91:307 97:6 116:73
121:190 122:524 123:105 124:809 125:933 128:281
129:223 130:127 131:365 132:52 133:10 134:191
135:39 136:185 137:85 138:139 139:122 140:480
141:170 142:395 143:234 144:292 145:43 146:322
147:120 148:389 149:145 150:113 151:160 152:93
153:123 154:5 155:253 156:151 157:190 158:160
159:159 160:106 161:94 162:235 163:185 164:459
165:404 166:235 167:282 168:501 169:120 170:401
171:16 172:1 189:469 190:617 192:5823 193:3857
194:3163 195:2292 196:1005 198:3849 199:3354 200:4773
201:1017 202:7338 203:7552 204:4094 205:2192 206:2570
207:3134 208:3344 209:3705 210:2500 211:1009 212:1355
213:1515 214:404 215:40 216:4183 217:1155 218:376
219:368 220:959 221:402 222:264
End of report
