[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 12 Jan, 2007
Analysis Summary
----------------
BGP routing table entries examined: 217578
Prefixes after maximum aggregation: 113970
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 100697
Total ASes present in the Internet Routing Table: 24165
Origin-only ASes present in the Internet Routing Table: 21030
Origin ASes announcing only one prefix: 10138
Transit ASes present in the Internet Routing Table: 3135
Transit-only ASes present in the Internet Routing Table: 67
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 31
Max AS path prepend of ASN (32609) 16
Prefixes from unregistered ASNs in the Routing Table: 21
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1654400520
Equivalent to 98 /8s, 156 /16s and 38 /24s
Percentage of available address space announced: 44.6
Percentage of allocated address space announced: 63.3
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 113320
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47673
Total APNIC prefixes after maximum aggregation: 18788
APNIC Deaggregation factor: 2.54
Prefixes being announced from the APNIC address blocks: 45138
Unique aggregates announced from the APNIC address blocks: 19163
APNIC Region origin ASes present in the Internet Routing Table: 2837
APNIC Region origin ASes announcing only one prefix: 786
APNIC Region transit ASes present in the Internet Routing Table: 434
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 274908032
Equivalent to 16 /8s, 98 /16s and 195 /24s
Percentage of available APNIC address space announced: 86.0
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, 121/8, 122/7, 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: 109503
Total ARIN prefixes after maximum aggregation: 61955
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 81761
Unique aggregates announced from the ARIN address blocks: 28783
ARIN Region origin ASes present in the Internet Routing Table: 11269
ARIN Region origin ASes announcing only one prefix: 4310
ARIN Region transit ASes present in the Internet Routing Table: 1049
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 312276192
Equivalent to 18 /8s, 156 /16s and 244 /24s
Percentage of available ARIN address space announced: 68.9
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: 44132
Total RIPE prefixes after maximum aggregation: 28288
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 41074
Unique aggregates announced from the RIPE address blocks: 26431
RIPE Region origin ASes present in the Internet Routing Table: 9059
RIPE Region origin ASes announcing only one prefix: 4738
RIPE Region transit ASes present in the Internet Routing Table: 1456
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 283931424
Equivalent to 16 /8s, 236 /16s and 115 /24s
Percentage of available RIPE address space announced: 76.9
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, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 13632
Total LACNIC prefixes after maximum aggregation: 3954
LACNIC Deaggregation factor: 3.45
Prefixes being announced from the LACNIC address blocks: 11718
Unique aggregates announced from the LACNIC address blocks: 6831
LACNIC Region origin ASes present in the Internet Routing Table: 758
LACNIC Region origin ASes announcing only one prefix: 251
LACNIC Region transit ASes present in the Internet Routing Table: 131
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 36139776
Equivalent to 2 /8s, 39 /16s and 115 /24s
Percentage of available LACNIC address space announced: 53.9
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: 2618
Total AfriNIC prefixes after maximum aggregation: 985
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1862
Unique aggregates announced from the AfriNIC address blocks: 1070
AfriNIC Region origin ASes present in the Internet Routing Table: 175
AfriNIC Region origin ASes announcing only one prefix: 53
AfriNIC Region transit ASes present in the Internet Routing Table: 31
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5350912
Equivalent to 0 /8s, 81 /16s and 166 /24s
Percentage of available AfriNIC address space announced: 15.9
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 1262 8641 264 CHINANET-BACKBONE
4755 1068 383 66 Videsh Sanchar Nigam Ltd. Aut
9583 1034 99 66 Sify Limited
9498 917 467 65 BHARTI BT INTERNET LTD.
4538 863 2909 36 China Education and Research
23577 772 34 701 KRNIC
4766 761 4946 312 Korea Telecom (KIX)
1221 614 1698 457 Telstra Pty Ltd
17488 567 35 22 Hathway IP Over Cable Interne
7545 563 126 75 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 499 87 27 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 441 85 132 COMindico Australia
4812 437 759 69 China Telecom (Shanghai)
7474 381 211 236 SingTel Optus Pty Ltd
17974 375 129 12 PT TELEKOMUNIKASI INDONESIA
4802 361 86 149 Wantree Development
17557 361 35 169 Pakistan Telecom
17849 353 33 93 Telecommunications Technology
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1912 424 UUNET - Commercial IP service
3215 388 2136 96 France Telecom Transpac
24863 386 45 15 LINKdotNET AS number
3301 306 1199 288 TeliaNet Sweden
3320 296 4993 247 Deutsche Telekom AG
8220 275 473 265 COLT Telecommunications
6746 265 93 243 Dynamic Network Technologies,
680 256 2042 250 DFN-IP service G-WiN
1257 251 1069 172 SWIPnet Swedish IP Network
5089 243 1657 52 NTL Group Limited
8708 234 283 221 Romania Data Systems S.A.
3269 211 2375 74 TELECOM ITALIA
30890 210 19 90 SC Kappa Invexim SRL
3246 208 353 195 Song Networks
5416 206 13 9 BATELCO-BH
8551 197 197 24 Bezeq International
3300 186 171 95 AUCS Communications Services
3352 176 1767 31 Ibernet, Internet Access Netw
5400 175 381 141 BT Ignite European Backbone
12479 175 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4841 6675 748 UUNET Technologies, Inc.
7018 1541 6153 996 AT&T WorldNet Services
705 1401 552 604 UUNET Technologies, Inc.
4323 1059 821 295 Time Warner Telecom
2386 1038 585 732 AT&T Data Communications Serv
6197 1022 639 500 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 935 6789 866 Cogent Communications
11492 908 99 13 Cable One
1239 834 2731 580 Sprint
19262 803 2538 182 Verizon Global Networks
7046 795 267 654 UUNET Technologies, Inc.
20115 773 676 418 Charter Communications
721 746 21837 290 DLA Systems Automation Center
209 719 3748 565 Qwest
22773 715 1744 41 Cox Communications, Inc.
7011 688 209 429 Citizens Utilities
852 621 1093 393 Telus Advanced Communications
577 573 744 212 Bell Advanced Communications
5668 570 161 19 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1068 1002 Videsh Sanchar Nigam Ltd. Aut
4134 1262 998 CHINANET-BACKBONE
18566 983 975 Covad Communications
9583 1034 968 Sify Limited
11492 908 895 Cable One
9498 917 852 BHARTI BT INTERNET LTD.
4538 863 827 China Education and Research
705 1401 797 UUNET Technologies, Inc.
4323 1059 764 Time Warner Telecom
22773 715 674 Cox Communications, Inc.
8151 823 621 UniNet S.A. de C.V.
19262 803 621 Verizon Global Networks
5668 570 551 CenturyTel Internet Holdings,
7018 1541 545 AT&T WorldNet Services
17488 567 545 Hathway IP Over Cable Interne
6197 1022 522 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 504 495 Instituto Costarricense de El
7545 563 488 TPG Internet Pty Ltd
18101 499 472 Reliance Infocom Ltd Internet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
64512 PRIVATE 144.16.192.0/24 9583 Sify Limited
65422 PRIVATE 193.227.230.8/29 35731 Network Technology S
65414 PRIVATE 193.227.230.24/30 35731 Network Technology S
65422 PRIVATE 193.227.230.56/30 35731 Network Technology S
65418 PRIVATE 193.227.230.64/28 35731 Network Technology S
65418 PRIVATE 193.227.230.78/32 35731 Network Technology S
65420 PRIVATE 193.227.230.83/32 35731 Network Technology S
65420 PRIVATE 193.227.230.87/32 35731 Network Technology S
65422 PRIVATE 193.227.230.168/30 35731 Network Technology S
65404 PRIVATE 203.2.172.0/24 9466 UUNET Japan Limited
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
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
0.0.0.0/0 286 KPNQwest Backbone AS
172.19.57.0/24 3596 Universidad Autonoma Metropol
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:30 /12:117
/13:240 /14:412 /15:808 /16:9145 /17:3704 /18:6050
/19:13135 /20:14751 /21:13450 /22:17181 /23:18577 /24:117339
/25:710 /26:526 /27:445 /28:194 /29:151 /30:466
/31:0 /32:104
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3600 4841 UUNET Technologies, Inc.
18566 966 983 Covad Communications
11492 894 908 Cable One
9583 863 1034 Sify Limited
705 862 1401 UUNET Technologies, Inc.
7018 834 1541 AT&T WorldNet Services
6197 795 1022 BellSouth Network Solutions,
2386 764 1038 AT&T Data Communications Serv
23577 758 772 KRNIC
7011 593 688 Citizens Utilities
9498 577 917 BHARTI BT INTERNET LTD.
4766 569 761 Korea Telecom (KIX)
19916 562 567 OLM LLC
7046 550 795 UUNET Technologies, Inc.
4538 531 863 China Education and Research
4755 486 1068 Videsh Sanchar Nigam Ltd. Aut
15270 465 497 PaeTec.net -a division of Pae
5668 439 570 CenturyTel Internet Holdings,
855 433 536 Canadian Research Network
18101 433 499 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:62 9:1 12:1673 13:1 15:15
16:3 17:3 18:5 20:36 24:872 25:1
32:176 38:274 40:57 41:56 44:2 47:10
52:4 53:1 55:1 56:3 57:52 58:292
59:390 60:191 61:976 62:1193 63:3330 64:3303
65:3628 66:3169 67:714 68:645 69:1725 70:410
71:129 72:1123 74:126 75:54 76:20 80:832
81:792 82:670 83:358 84:492 85:785 86:436
87:451 88:262 89:734 90:2 91:122 97:1
121:118 122:55 123:24 124:520 125:771 128:315
129:219 130:126 131:316 132:49 133:11 134:183
135:44 136:181 137:115 138:189 139:106 140:521
141:135 142:369 143:212 144:266 145:67 146:322
147:141 148:364 149:192 150:113 151:117 152:91
153:119 154:6 155:245 156:156 157:154 158:166
159:140 160:99 161:102 162:226 163:158 164:246
165:237 166:188 167:280 168:482 169:121 170:365
171:13 172:2 189:49 190:336 192:5796 193:3637
194:2941 195:2300 196:988 198:3931 199:3364 200:4640
201:950 202:7299 203:7329 204:4106 205:2232 206:2660
207:3138 208:3079 209:3696 210:2437 211:970 212:1361
213:1477 214:389 215:39 216:4254 217:1353 218:377
219:292 220:841 221:379 222:270
End of report
