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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 22 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/2007/05/22
Analysis Summary
----------------
BGP routing table entries examined: 231233
Prefixes after maximum aggregation: 119783
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 107301
Total ASes present in the Internet Routing Table: 25316
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 21951
Origin ASes announcing only one prefix: 10640
Transit ASes present in the Internet Routing Table: 3365
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 27
Max AS path prepend of ASN (16327) 21
Prefixes from unregistered ASNs in the Routing Table: 44
Unregistered ASNs in the Routing Table: 29
Prefixes from 32-bit ASNs in the Routing Table: 7
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1720149948
Equivalent to 102 /8s, 135 /16s and 103 /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: 123863
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52227
Total APNIC prefixes after maximum aggregation: 20579
APNIC Deaggregation factor: 2.54
Prefixes being announced from the APNIC address blocks: 49107
Unique aggregates announced from the APNIC address blocks: 21273
APNIC Region origin ASes present in the Internet Routing Table: 2959
APNIC Prefixes per ASN: 16.60
APNIC Region origin ASes announcing only one prefix: 783
APNIC Region transit ASes present in the Internet Routing Table: 456
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 293421420
Equivalent to 17 /8s, 125 /16s and 65 /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: 113617
Total ARIN prefixes after maximum aggregation: 63428
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84747
Unique aggregates announced from the ARIN address blocks: 30715
ARIN Region origin ASes present in the Internet Routing Table: 11598
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4457
ARIN Region transit ASes present in the Internet Routing Table: 1094
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 333700704
Equivalent to 19 /8s, 227 /16s and 222 /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: 47419
Total RIPE prefixes after maximum aggregation: 30569
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 44032
Unique aggregates announced from the RIPE address blocks: 28194
RIPE Region origin ASes present in the Internet Routing Table: 9690
RIPE Prefixes per ASN: 4.54
RIPE Region origin ASes announcing only one prefix: 5083
RIPE Region transit ASes present in the Internet Routing Table: 1589
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 27
Number of RIPE addresses announced to Internet: 306323264
Equivalent to 18 /8s, 66 /16s and 31 /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: 15238
Total LACNIC prefixes after maximum aggregation: 4166
LACNIC Deaggregation factor: 3.66
Prefixes being announced from the LACNIC address blocks: 13302
Unique aggregates announced from the LACNIC address blocks: 7270
LACNIC Region origin ASes present in the Internet Routing Table: 797
LACNIC Prefixes per ASN: 16.69
LACNIC Region origin ASes announcing only one prefix: 260
LACNIC Region transit ASes present in the Internet Routing Table: 147
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 38845696
Equivalent to 2 /8s, 80 /16s and 189 /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: 1029
AfriNIC Deaggregation factor: 2.61
Prefixes being announced from the AfriNIC address blocks: 2039
Unique aggregates announced from the AfriNIC address blocks: 1180
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.73
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: 3.8
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 6060288
Equivalent to 0 /8s, 92 /16s and 121 /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 1282 9690 276 CHINANET-BACKBONE
4755 1216 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1106 79 383 Sify Limited
9498 979 469 73 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 640 142 79 TPG Internet Pty Ltd
1221 593 1954 436 Telstra Pty Ltd
18101 543 116 35 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 482 218 270 SingTel Optus Pty Ltd
4812 460 807 76 China Telecom (Shanghai)
9443 456 115 75 Primus Telecommunications
9942 446 77 118 COMindico Australia
4802 409 86 146 Wantree Development
9829 362 258 14 BSNL National Internet Backbo
17557 355 37 169 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 955 928 654 Telenor Internet Access
702 517 1939 410 UUNET - Commercial IP service
24863 345 47 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 306 4994 253 Deutsche Telekom AG
5089 293 1640 45 NTL Group Limited
6746 278 128 254 Dynamic Network Technologies,
680 257 2044 250 DFN-IP service G-WiN
8220 253 460 243 COLT Telecommunications
3215 240 2256 92 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 235 287 229 Romania Data Systems S.A.
3269 216 2647 74 TELECOM ITALIA
8551 208 197 27 Bezeq International
20858 207 34 4 EgyNet
3246 206 337 192 Song Networks
3352 201 1783 37 Ibernet, Internet Access Netw
30890 201 17 93 SC Kappa Invexim SRL
9116 197 136 25 Goldenlines main autonomous s
3300 190 171 91 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5025 6581 729 UUNET Technologies, Inc.
7018 1495 10218 977 AT&T WorldNet Services
4323 1269 1027 362 Time Warner Telecom
2386 1151 596 757 AT&T Data Communications Serv
6478 1099 342 124 AT&T Worldnet Services
11492 1056 104 24 Cable One
6197 1036 703 505 BellSouth Network Solutions,
18566 1007 288 9 Covad Communications
174 952 6791 862 Cogent Communications
705 842 492 378 UUNET Technologies, Inc.
1239 822 2731 580 Sprint
20115 807 724 429 Charter Communications
7011 793 226 474 Citizens Utilities
7046 785 264 646 UUNET Technologies, Inc.
19262 775 2645 208 Verizon Global Networks
209 728 3848 583 Qwest
22773 717 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 1216 1144 Videsh Sanchar Nigam Ltd. Aut
11492 1056 1032 Cable One
8151 1225 1024 UniNet S.A. de C.V.
4134 1282 1006 CHINANET-BACKBONE
18566 1007 998 Covad Communications
6478 1099 975 AT&T Worldnet Services
4323 1269 907 Time Warner Telecom
9498 979 906 BHARTI BT INTERNET LTD.
9583 1106 723 Sify Limited
22773 717 674 Cox Communications, Inc.
17488 675 640 Hathway IP Over Cable Interne
5668 599 582 CenturyTel Internet Holdings,
19262 775 567 Verizon Global Networks
7545 640 561 TPG Internet Pty Ltd
6197 1036 531 BellSouth Network Solutions,
7018 1495 518 AT&T WorldNet Services
19916 568 517 OLM LLC
7029 587 508 Alltel Information Services,
18101 543 508 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
65192 PRIVATE 193.110.54.0/24 24652 Juniper Networks, Eu
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.
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 /8:19 /9:9 /10:14 /11:35 /12:125
/13:249 /14:453 /15:876 /16:9410 /17:3927 /18:6499
/19:13609 /20:15665 /21:14191 /22:18773 /23:20191 /24:123453
/25:1010 /26:1128 /27:566 /28:258 /29:190 /30:472
/31:0 /32:111
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3774 5025 UUNET Technologies, Inc.
6478 1090 1099 AT&T Worldnet Services
11492 1042 1056 Cable One
18566 989 1007 Covad Communications
9583 946 1106 Sify Limited
23577 910 924 Korea Telecom (ATM-MPLS)
2119 856 955 Telenor Internet Access
2386 847 1151 AT&T Data Communications Serv
7018 809 1495 AT&T WorldNet Services
6197 794 1036 BellSouth Network Solutions,
7011 695 793 Citizens Utilities
9498 651 979 BHARTI BT INTERNET LTD.
8151 626 1225 UniNet S.A. de C.V.
4755 611 1216 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 547 842 UUNET Technologies, Inc.
7046 538 785 UUNET Technologies, Inc.
4323 526 1269 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 12:1825
15:19 16:3 17:3 18:8 20:38 24:943
25:1 32:173 33:2 38:313 40:60 41:130
43:6 44:2 47:5 52:4 55:2 56:3
57:52 58:403 59:392 60:282 61:957 62:1027
63:3391 64:3229 65:3727 66:3376 67:825 68:637
69:1839 70:522 71:105 72:1326 73:1 74:473
75:261 76:58 77:198 78:1 80:862 81:809
82:706 83:410 84:469 85:804 86:346 87:463
88:270 89:871 90:7 91:306 97:6 116:77
121:189 122:527 123:105 124:812 125:935 128:281
129:223 130:128 131:366 132:52 133:10 134:192
135:38 136:185 137:85 138:139 139:122 140:482
141:170 142:392 143:234 144:291 145:43 146:323
147:121 148:391 149:145 150:114 151:160 152:94
153:124 154:5 155:253 156:151 157:190 158:159
159:158 160:106 161:94 162:235 163:185 164:460
165:404 166:239 167:283 168:502 169:120 170:401
171:16 172:1 189:470 190:618 192:5831 193:3873
194:3163 195:2292 196:1003 198:3861 199:3379 200:4768
201:1033 202:7391 203:7612 204:4103 205:2199 206:2573
207:3134 208:3356 209:3706 210:2498 211:1010 212:1355
213:1522 214:408 215:40 216:4173 217:1154 218:378
219:370 220:958 221:404 222:264
End of report
