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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 06 Apr, 2007
Analysis Summary
----------------
BGP routing table entries examined: 226989
Prefixes after maximum aggregation: 118201
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 104565
Total ASes present in the Internet Routing Table: 24899
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21612
Origin ASes announcing only one prefix: 10430
Transit ASes present in the Internet Routing Table: 3287
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 28
Max AS path prepend of ASN (23775) 25
Prefixes from unregistered ASNs in the Routing Table: 90
Unregistered ASNs in the Routing Table: 29
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1702284352
Equivalent to 101 /8s, 118 /16s and 204 /24s
Percentage of available address space announced: 45.9
Percentage of allocated address space announced: 62.4
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 120759
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50819
Total APNIC prefixes after maximum aggregation: 20173
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 47738
Unique aggregates announced from the APNIC address blocks: 21098
APNIC Region origin ASes present in the Internet Routing Table: 2919
APNIC Region origin ASes announcing only one prefix: 776
APNIC Region transit ASes present in the Internet Routing Table: 444
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 28
Number of APNIC addresses announced to Internet: 290905684
Equivalent to 17 /8s, 86 /16s and 222 /24s
Percentage of available APNIC address space announced: 72.1
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: 112465
Total ARIN prefixes after maximum aggregation: 62933
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 83747
Unique aggregates announced from the ARIN address blocks: 30150
ARIN Region origin ASes present in the Internet Routing Table: 11472
ARIN Region origin ASes announcing only one prefix: 4385
ARIN Region transit ASes present in the Internet Routing Table: 1110
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 27
Number of ARIN addresses announced to Internet: 325087712
Equivalent to 19 /8s, 96 /16s and 113 /24s
Percentage of available ARIN address space announced: 71.8
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: 46432
Total RIPE prefixes after maximum aggregation: 29981
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43089
Unique aggregates announced from the RIPE address blocks: 26472
RIPE Region origin ASes present in the Internet Routing Table: 9464
RIPE Region origin ASes announcing only one prefix: 4959
RIPE Region transit ASes present in the Internet Routing Table: 1526
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 26
Number of RIPE addresses announced to Internet: 299165888
Equivalent to 17 /8s, 212 /16s and 232 /24s
Percentage of available RIPE address space announced: 74.3
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
40960-43007
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: 14549
Total LACNIC prefixes after maximum aggregation: 4090
LACNIC Deaggregation factor: 3.56
Prefixes being announced from the LACNIC address blocks: 12644
Unique aggregates announced from the LACNIC address blocks: 7096
LACNIC Region origin ASes present in the Internet Routing Table: 777
LACNIC Region origin ASes announcing only one prefix: 251
LACNIC Region transit ASes present in the Internet Routing Table: 132
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 38831616
Equivalent to 2 /8s, 80 /16s and 134 /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: 2634
Total AfriNIC prefixes after maximum aggregation: 1020
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 1963
Unique aggregates announced from the AfriNIC address blocks: 1170
AfriNIC Region origin ASes present in the Internet Routing Table: 187
AfriNIC Region origin ASes announcing only one prefix: 59
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: 16
Number of AfriNIC addresses announced to Internet: 5969920
Equivalent to 0 /8s, 91 /16s and 24 /24s
Percentage of available AfriNIC address space announced: 17.8
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 1285 9422 281 CHINANET-BACKBONE
4755 1176 383 74 Videsh Sanchar Nigam Ltd. Aut
9583 1101 78 376 Sify Limited
9498 968 469 70 BHARTI BT INTERNET LTD.
4766 788 4943 314 Korea Telecom (KIX)
23577 786 35 711 Korea Telecom (ATM-MPLS)
17488 626 41 32 Hathway IP Over Cable Interne
1221 614 1956 460 Telstra Pty Ltd
7545 612 142 79 TPG Internet Pty Ltd
18101 538 116 27 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4668 502 68 10 LG-EDS Systems Inc.
4812 458 791 72 China Telecom (Shanghai)
7474 458 216 261 SingTel Optus Pty Ltd
9443 453 111 73 Primus Telecommunications
9942 426 84 120 COMindico Australia
17557 374 35 174 Pakistan Telecom
4802 361 86 151 Wantree Development
4837 342 4596 157 chinanet IDC center beijing n
17974 342 129 14 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 926 897 644 Telenor Internet Access
702 519 1925 413 UUNET - Commercial IP service
24863 339 46 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 302 4993 250 Deutsche Telekom AG
6746 273 95 251 Dynamic Network Technologies,
8220 269 463 258 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
5416 249 15 15 BATELCO-BH
3215 239 2256 92 France Telecom Transpac
5089 233 1657 53 NTL Group Limited
8708 232 286 225 Romania Data Systems S.A.
1257 228 1180 170 SWIPnet Swedish IP Network
3269 216 2583 73 TELECOM ITALIA
3246 212 357 201 Song Networks
8551 208 197 27 Bezeq International
30890 205 17 93 SC Kappa Invexim SRL
20858 199 34 4 EgyNet
3352 196 1795 36 Ibernet, Internet Access Netw
3300 191 171 92 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4753 6658 719 UUNET Technologies, Inc.
7018 1497 6119 979 AT&T WorldNet Services
4323 1268 1021 353 Time Warner Telecom
705 1153 550 597 UUNET Technologies, Inc.
2386 1090 558 731 AT&T Data Communications Serv
6478 1084 333 151 AT&T Worldnet Services
6197 1033 682 500 BellSouth Network Solutions,
11492 1022 102 12 Cable One
18566 999 288 9 Covad Communications
174 941 6791 859 Cogent Communications
1239 820 2715 571 Sprint
20115 811 722 426 Charter Communications
7046 790 266 650 UUNET Technologies, Inc.
7011 780 225 463 Citizens Utilities
209 724 3733 574 Qwest
19262 721 2582 163 Verizon Global Networks
22773 695 1871 42 Cox Communications, Inc.
721 618 21756 274 DLA Systems Automation Center
852 606 1096 379 Telus Advanced Communications
577 605 775 201 Bell Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1176 1102 Videsh Sanchar Nigam Ltd. Aut
11492 1022 1010 Cable One
4134 1285 1004 CHINANET-BACKBONE
18566 999 990 Covad Communications
6478 1084 933 AT&T Worldnet Services
4323 1268 915 Time Warner Telecom
9498 968 898 BHARTI BT INTERNET LTD.
8151 1073 862 UniNet S.A. de C.V.
9583 1101 725 Sify Limited
22773 695 653 Cox Communications, Inc.
17488 626 594 Hathway IP Over Cable Interne
5668 582 565 CenturyTel Internet Holdings,
19262 721 558 Verizon Global Networks
705 1153 556 UUNET Technologies, Inc.
6197 1033 533 BellSouth Network Solutions,
7545 612 533 TPG Internet Pty Ltd
7018 1497 518 AT&T WorldNet Services
19916 568 514 OLM LLC
18101 538 511 Reliance Infocom Ltd Internet
855 565 494 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.160/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.240/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65001 PRIVATE 86.35.0.0/22 9050 RTD-ROMTELECOM Auton
65002 PRIVATE 86.35.4.0/24 9050 RTD-ROMTELECOM Auton
65001 PRIVATE 86.35.5.0/24 9050 RTD-ROMTELECOM Auton
65070 PRIVATE 86.35.8.0/24 9050 RTD-ROMTELECOM Auton
65001 PRIVATE 86.35.12.0/24 9050 RTD-ROMTELECOM Auton
64519 PRIVATE 87.198.212.128/25 34245 Magnet Networks AS
65001 PRIVATE 89.37.29.0/24 9050 RTD-ROMTELECOM Auton
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
64635 PRIVATE 148.147.0.0/16 18676 Avaya Inc.
65070 PRIVATE 193.226.121.0/24 9050 RTD-ROMTELECOM Auton
65070 PRIVATE 194.102.140.0/24 9050 RTD-ROMTELECOM Auton
65070 PRIVATE 194.102.141.0/24 9050 RTD-ROMTELECOM Auton
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
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
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
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
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
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
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 /8:20 /9:9 /10:12 /11:33 /12:125
/13:246 /14:447 /15:859 /16:9374 /17:3867 /18:6392
/19:13555 /20:15340 /21:13889 /22:18317 /23:19842 /24:121061
/25:1022 /26:1102 /27:571 /28:224 /29:169 /30:426
/31:0 /32:87
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3542 4753 UUNET Technologies, Inc.
6478 1075 1084 AT&T Worldnet Services
11492 1008 1022 Cable One
18566 981 999 Covad Communications
9583 941 1101 Sify Limited
2119 830 926 Telenor Internet Access
2386 812 1090 AT&T Data Communications Serv
7018 812 1497 AT&T WorldNet Services
6197 796 1033 BellSouth Network Solutions,
23577 772 786 Korea Telecom (ATM-MPLS)
705 730 1153 UUNET Technologies, Inc.
7011 683 780 Citizens Utilities
9498 630 968 BHARTI BT INTERNET LTD.
4766 593 788 Korea Telecom (KIX)
4755 572 1176 Videsh Sanchar Nigam Ltd. Aut
19916 563 568 OLM LLC
7046 544 790 UUNET Technologies, Inc.
4323 527 1268 Time Warner Telecom
4668 492 502 LG-EDS Systems Inc.
15270 486 518 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:66 9:1 12:1817 15:19
16:3 17:3 18:8 20:38 24:953 25:1
32:146 38:294 40:57 41:112 43:6 44:2
47:4 52:4 55:1 56:3 57:52 58:368
59:360 60:228 61:921 62:1042 63:3365 64:3231
65:3653 66:3317 67:787 68:646 69:1800 70:495
71:111 72:1248 73:1 74:352 75:176 76:31
77:156 80:816 81:792 82:785 83:407 84:469
85:820 86:377 87:433 88:250 89:877 90:19
91:257 97:1 116:10 121:168 122:519 123:64
124:758 125:915 128:274 129:224 130:125 131:351
132:51 133:11 134:192 135:38 136:175 137:92
138:193 139:107 140:481 141:142 142:393 143:213
144:281 145:43 146:323 147:150 148:382 149:182
150:115 151:123 152:95 153:121 154:6 155:251
156:152 157:183 158:160 159:154 160:103 161:93
162:234 163:141 164:460 165:403 166:247 167:292
168:502 169:120 170:393 171:15 172:1 189:243
190:548 192:5808 193:3793 194:3100 195:2271 196:972
198:3872 199:3362 200:4651 201:1008 202:7306 203:7467
204:4087 205:2208 206:2631 207:3130 208:3289 209:3726
210:2392 211:976 212:1304 213:1472 214:410 215:39
216:4169 217:1173 218:372 219:304 220:904 221:394
222:269
End of report
