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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 16 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/2007/05/16
Analysis Summary
----------------
BGP routing table entries examined: 230430
Prefixes after maximum aggregation: 119195
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 105949
Total ASes present in the Internet Routing Table: 25250
Prefixes per ASN: 9.13
Origin-only ASes present in the Internet Routing Table: 21892
Origin ASes announcing only one prefix: 10589
Transit ASes present in the Internet Routing Table: 3358
Transit-only ASes present in the Internet Routing Table: 81
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 38
Max AS path prepend of ASN (34204) 23
Prefixes from unregistered ASNs in the Routing Table: 43
Unregistered ASNs in the Routing Table: 27
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: 1718617340
Equivalent to 102 /8s, 112 /16s and 4 /24s
Percentage of available address space announced: 46.4
Percentage of allocated address space announced: 61.4
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 123309
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51846
Total APNIC prefixes after maximum aggregation: 20106
APNIC Deaggregation factor: 2.58
Prefixes being announced from the APNIC address blocks: 48739
Unique aggregates announced from the APNIC address blocks: 20124
APNIC Region origin ASes present in the Internet Routing Table: 2948
APNIC Prefixes per ASN: 16.53
APNIC Region origin ASes announcing only one prefix: 773
APNIC Region transit ASes present in the Internet Routing Table: 456
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 293038188
Equivalent to 17 /8s, 119 /16s and 104 /24s
Percentage of available APNIC address space announced: 72.6
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: 113438
Total ARIN prefixes after maximum aggregation: 63364
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84610
Unique aggregates announced from the ARIN address blocks: 30662
ARIN Region origin ASes present in the Internet Routing Table: 11577
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4435
ARIN Region transit ASes present in the Internet Routing Table: 1088
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 332496608
Equivalent to 19 /8s, 209 /16s and 126 /24s
Percentage of available ARIN address space announced: 73.4
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: 47285
Total RIPE prefixes after maximum aggregation: 30544
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43916
Unique aggregates announced from the RIPE address blocks: 28162
RIPE Region origin ASes present in the Internet Routing Table: 9662
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5067
RIPE Region transit ASes present in the Internet Routing Table: 1586
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 38
Number of RIPE addresses announced to Internet: 306119744
Equivalent to 18 /8s, 63 /16s and 4 /24s
Percentage of available RIPE address space announced: 76.0
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: 15131
Total LACNIC prefixes after maximum aggregation: 4132
LACNIC Deaggregation factor: 3.66
Prefixes being announced from the LACNIC address blocks: 13226
Unique aggregates announced from the LACNIC address blocks: 7206
LACNIC Region origin ASes present in the Internet Routing Table: 790
LACNIC Prefixes per ASN: 16.74
LACNIC Region origin ASes announcing only one prefix: 257
LACNIC Region transit ASes present in the Internet Routing Table: 143
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 38867712
Equivalent to 2 /8s, 81 /16s and 19 /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: 2685
Total AfriNIC prefixes after maximum aggregation: 1039
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 2029
Unique aggregates announced from the AfriNIC address blocks: 1183
AfriNIC Region origin ASes present in the Internet Routing Table: 191
AfriNIC Prefixes per ASN: 10.62
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: 4.2
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 6035712
Equivalent to 0 /8s, 92 /16s and 25 /24s
Percentage of available AfriNIC address space announced: 18.0
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 1279 9585 275 CHINANET-BACKBONE
4755 1213 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1017 109 15 Sify Limited
9498 979 469 72 BHARTI BT INTERNET LTD.
23577 927 35 824 Korea Telecom (ATM-MPLS)
4766 784 4943 312 Korea Telecom (KIX)
17488 676 44 35 Hathway IP Over Cable Interne
7545 630 142 80 TPG Internet Pty Ltd
1221 592 1954 436 Telstra Pty Ltd
18101 535 116 32 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 483 218 270 SingTel Optus Pty Ltd
4812 461 807 76 China Telecom (Shanghai)
9443 453 115 75 Primus Telecommunications
9942 443 77 116 COMindico Australia
4802 363 86 149 Wantree Development
17557 355 37 166 Pakistan Telecom
17974 350 129 12 PT TELEKOMUNIKASI INDONESIA
4837 343 4693 158 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 953 928 652 Telenor Internet Access
702 522 1941 415 UUNET - Commercial IP service
24863 343 47 29 LINKdotNET AS number
5089 310 1658 53 NTL Group Limited
3301 309 1455 289 TeliaNet Sweden
3320 304 4993 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
3246 212 341 198 Song Networks
8551 208 197 27 Bezeq International
3352 203 1783 37 Ibernet, Internet Access Netw
30890 201 17 93 SC Kappa Invexim SRL
20858 196 34 4 EgyNet
9116 194 136 25 Goldenlines main autonomous s
3300 191 171 92 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5036 6660 732 UUNET Technologies, Inc.
7018 1507 10236 992 AT&T WorldNet Services
4323 1258 1027 357 Time Warner Telecom
2386 1132 580 749 AT&T Data Communications Serv
6478 1095 339 133 AT&T Worldnet Services
11492 1051 104 23 Cable One
6197 1036 688 503 BellSouth Network Solutions,
18566 1006 288 9 Covad Communications
174 966 6792 873 Cogent Communications
705 842 491 377 UUNET Technologies, Inc.
1239 818 2707 577 Sprint
20115 818 742 434 Charter Communications
7011 791 226 472 Citizens Utilities
7046 784 264 648 UUNET Technologies, Inc.
19262 772 2645 209 Verizon Global Networks
209 732 3848 585 Qwest
22773 713 1872 42 Cox Communications, Inc.
577 645 793 204 Bell Advanced Communications
852 605 1096 371 Telus Advanced Communications
5668 601 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1213 1142 Videsh Sanchar Nigam Ltd. Aut
11492 1051 1028 Cable One
8151 1234 1019 UniNet S.A. de C.V.
4134 1279 1004 CHINANET-BACKBONE
9583 1017 1002 Sify Limited
18566 1006 997 Covad Communications
6478 1095 962 AT&T Worldnet Services
9498 979 907 BHARTI BT INTERNET LTD.
4323 1258 901 Time Warner Telecom
22773 713 671 Cox Communications, Inc.
17488 676 641 Hathway IP Over Cable Interne
5668 601 584 CenturyTel Internet Holdings,
19262 772 563 Verizon Global Networks
7545 630 550 TPG Internet Pty Ltd
6197 1036 533 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1507 515 AT&T WorldNet Services
7029 587 508 Alltel Information Services,
18101 535 503 Reliance Infocom Ltd Internet
15270 533 498 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
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
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 /11:34 /12:126
/13:249 /14:452 /15:875 /16:9414 /17:3920 /18:6517
/19:13604 /20:15640 /21:14162 /22:18644 /23:20104 /24:122917
/25:1019 /26:1132 /27:564 /28:257 /29:192 /30:462
/31:0 /32:104
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3779 5036 UUNET Technologies, Inc.
6478 1086 1095 AT&T Worldnet Services
11492 1037 1051 Cable One
18566 988 1006 Covad Communications
23577 913 927 Korea Telecom (ATM-MPLS)
9583 864 1017 Sify Limited
2119 854 953 Telenor Internet Access
2386 829 1132 AT&T Data Communications Serv
7018 815 1507 AT&T WorldNet Services
6197 796 1036 BellSouth Network Solutions,
7011 694 791 Citizens Utilities
9498 647 979 BHARTI BT INTERNET LTD.
8151 609 1234 UniNet S.A. de C.V.
4755 608 1213 Videsh Sanchar Nigam Ltd. Aut
4766 591 784 Korea Telecom (KIX)
19916 563 568 OLM LLC
705 548 842 UUNET Technologies, Inc.
7046 536 784 UUNET Technologies, Inc.
4323 520 1258 Time Warner Telecom
15270 500 533 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:80 9:1 10:1 12:1814
15:19 16:3 17:3 18:8 20:38 24:944
25:1 32:174 38:312 40:60 41:124 43:6
44:2 47:5 52:4 55:2 56:3 57:52
58:396 59:365 60:277 61:953 62:1028 63:3386
64:3222 65:3727 66:3380 67:815 68:638 69:1841
70:516 71:104 72:1327 73:1 74:450 75:260
76:54 77:194 80:862 81:810 82:736 83:404
84:447 85:814 86:350 87:470 88:270 89:863
90:6 91:293 97:6 116:67 121:189 122:525
123:99 124:783 125:932 128:274 129:222 130:124
131:366 132:52 133:10 134:193 135:39 136:184
137:84 138:138 139:122 140:482 141:170 142:395
143:234 144:289 145:43 146:321 147:120 148:384
149:147 150:114 151:159 152:93 153:120 154:5
155:253 156:151 157:189 158:160 159:158 160:105
161:93 162:235 163:177 164:460 165:407 166:235
167:281 168:498 169:120 170:399 171:15 172:1
189:453 190:602 192:5830 193:3850 194:3151 195:2282
196:1004 198:3869 199:3379 200:4760 201:1014 202:7339
203:7552 204:4097 205:2196 206:2570 207:3131 208:3338
209:3719 210:2457 211:1000 212:1353 213:1507 214:413
215:40 216:4180 217:1150 218:376 219:365 220:955
221:375 222:264
End of report
