[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 Sun 08 Apr, 2007
Analysis Summary
----------------
BGP routing table entries examined: 227255
Prefixes after maximum aggregation: 118297
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 104597
Total ASes present in the Internet Routing Table: 24945
Prefixes per ASN: 9.11
Origin-only ASes present in the Internet Routing Table: 21618
Origin ASes announcing only one prefix: 10448
Transit ASes present in the Internet Routing Table: 3327
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 33
Max AS path prepend of ASN (34204) 23
Prefixes from unregistered ASNs in the Routing Table: 80
Unregistered ASNs in the Routing Table: 28
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1705110336
Equivalent to 101 /8s, 161 /16s and 235 /24s
Percentage of available address space announced: 46.0
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 121000
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50801
Total APNIC prefixes after maximum aggregation: 20117
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 47736
Unique aggregates announced from the APNIC address blocks: 21025
APNIC Region origin ASes present in the Internet Routing Table: 2915
APNIC Region origin ASes announcing only one prefix: 777
APNIC Region transit ASes present in the Internet Routing Table: 449
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 290881620
Equivalent to 17 /8s, 86 /16s and 128 /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: 112590
Total ARIN prefixes after maximum aggregation: 62994
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 83878
Unique aggregates announced from the ARIN address blocks: 30190
ARIN Region origin ASes present in the Internet Routing Table: 11498
ARIN Region origin ASes announcing only one prefix: 4391
ARIN Region transit ASes present in the Internet Routing Table: 1107
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 327885536
Equivalent to 19 /8s, 139 /16s and 34 /24s
Percentage of available ARIN address space announced: 72.4
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: 46585
Total RIPE prefixes after maximum aggregation: 30064
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43267
Unique aggregates announced from the RIPE address blocks: 26559
RIPE Region origin ASes present in the Internet Routing Table: 9484
RIPE Region origin ASes announcing only one prefix: 4965
RIPE Region transit ASes present in the Internet Routing Table: 1559
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 299536832
Equivalent to 17 /8s, 218 /16s and 145 /24s
Percentage of available RIPE address space announced: 74.4
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: 14560
Total LACNIC prefixes after maximum aggregation: 4096
LACNIC Deaggregation factor: 3.55
Prefixes being announced from the LACNIC address blocks: 12651
Unique aggregates announced from the LACNIC address blocks: 7106
LACNIC Region origin ASes present in the Internet Routing Table: 780
LACNIC Region origin ASes announcing only one prefix: 255
LACNIC Region transit ASes present in the Internet Routing Table: 137
Average LACNIC Region AS path length visible: 5.6
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 38832128
Equivalent to 2 /8s, 80 /16s and 136 /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: 2639
Total AfriNIC prefixes after maximum aggregation: 1022
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 1945
Unique aggregates announced from the AfriNIC address blocks: 1144
AfriNIC Region origin ASes present in the Internet Routing Table: 187
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5970944
Equivalent to 0 /8s, 91 /16s and 28 /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 1287 9440 281 CHINANET-BACKBONE
4755 1176 383 74 Videsh Sanchar Nigam Ltd. Aut
9583 1101 78 378 Sify Limited
9498 966 469 69 BHARTI BT INTERNET LTD.
23577 790 35 713 Korea Telecom (ATM-MPLS)
4766 788 4943 314 Korea Telecom (KIX)
17488 626 41 32 Hathway IP Over Cable Interne
1221 616 1956 462 Telstra Pty Ltd
7545 611 142 78 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.
7474 458 216 261 SingTel Optus Pty Ltd
4812 457 791 72 China Telecom (Shanghai)
9443 452 111 73 Primus Telecommunications
9942 428 84 122 COMindico Australia
17557 369 35 174 Pakistan Telecom
4802 361 86 151 Wantree Development
9829 360 274 15 BSNL National Internet Backbo
4837 342 4596 157 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 927 913 645 Telenor Internet Access
702 518 1941 412 UUNET - Commercial IP service
24863 339 46 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 305 4994 252 Deutsche Telekom AG
6746 275 95 252 Dynamic Network Technologies,
8220 263 462 253 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
5416 249 15 15 BATELCO-BH
3215 239 2256 92 France Telecom Transpac
1257 236 1180 170 SWIPnet Swedish IP Network
5089 234 1657 52 NTL Group Limited
8708 233 287 226 Romania Data Systems S.A.
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 4732 6658 731 UUNET Technologies, Inc.
7018 1477 6083 960 AT&T WorldNet Services
4323 1270 1021 353 Time Warner Telecom
705 1152 550 596 UUNET Technologies, Inc.
2386 1091 558 732 AT&T Data Communications Serv
6478 1087 333 152 AT&T Worldnet Services
6197 1033 682 500 BellSouth Network Solutions,
11492 1024 102 13 Cable One
18566 999 288 9 Covad Communications
174 930 6709 848 Cogent Communications
1239 809 2699 563 Sprint
20115 809 722 425 Charter Communications
7046 792 266 652 UUNET Technologies, Inc.
7011 780 225 463 Citizens Utilities
19262 722 2566 164 Verizon Global Networks
209 720 3716 570 Qwest
22773 696 1871 42 Cox Communications, Inc.
721 612 21756 274 DLA Systems Automation Center
577 608 776 204 Bell Advanced Communications
852 604 1079 377 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1176 1102 Videsh Sanchar Nigam Ltd. Aut
11492 1024 1011 Cable One
4134 1287 1006 CHINANET-BACKBONE
18566 999 990 Covad Communications
6478 1087 935 AT&T Worldnet Services
4323 1270 917 Time Warner Telecom
9498 966 897 BHARTI BT INTERNET LTD.
8151 1047 849 UniNet S.A. de C.V.
9583 1101 723 Sify Limited
22773 696 654 Cox Communications, Inc.
17488 626 594 Hathway IP Over Cable Interne
5668 582 565 CenturyTel Internet Holdings,
19262 722 558 Verizon Global Networks
705 1152 556 UUNET Technologies, Inc.
6197 1033 533 BellSouth Network Solutions,
7545 611 533 TPG Internet Pty Ltd
7018 1477 517 AT&T WorldNet Services
19916 568 514 OLM LLC
18101 538 511 Reliance Infocom Ltd Internet
855 560 494 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
64519 PRIVATE 87.198.212.128/25 34245 Magnet Networks AS
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
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 /11:34 /12:125
/13:247 /14:448 /15:859 /16:9367 /17:3868 /18:6395
/19:13557 /20:15412 /21:13879 /22:18329 /23:19857 /24:121238
/25:1021 /26:1105 /27:572 /28:222 /29:169 /30:424
/31:0 /32:86
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3544 4732 UUNET Technologies, Inc.
6478 1078 1087 AT&T Worldnet Services
11492 1010 1024 Cable One
18566 981 999 Covad Communications
9583 941 1101 Sify Limited
2119 830 927 Telenor Internet Access
2386 813 1091 AT&T Data Communications Serv
7018 800 1477 AT&T WorldNet Services
6197 796 1033 BellSouth Network Solutions,
23577 776 790 Korea Telecom (ATM-MPLS)
705 729 1152 UUNET Technologies, Inc.
7011 683 780 Citizens Utilities
9498 630 966 BHARTI BT INTERNET LTD.
4766 593 788 Korea Telecom (KIX)
4755 574 1176 Videsh Sanchar Nigam Ltd. Aut
19916 563 568 OLM LLC
7046 546 792 UUNET Technologies, Inc.
4323 528 1270 Time Warner Telecom
4668 492 502 LG-EDS Systems Inc.
15270 488 520 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:65 9:1 12:1816 15:19
16:3 17:3 18:8 20:38 24:953 25:1
32:146 38:294 40:57 41:114 43:6 44:2
47:4 52:4 55:1 56:3 57:52 58:373
59:355 60:229 61:920 62:1040 63:3367 64:3231
65:3657 66:3313 67:791 68:645 69:1798 70:495
71:110 72:1248 73:1 74:353 75:244 76:31
77:156 80:836 81:800 82:782 83:409 84:490
85:823 86:375 87:457 88:251 89:887 90:18
91:259 97:1 116:10 121:169 122:521 123:64
124:759 125:918 128:273 129:224 130:125 131:349
132:51 133:11 134:192 135:38 136:175 137:92
138:193 139:107 140:481 141:142 142:393 143:213
144:282 145:43 146:323 147:149 148:383 149:182
150:115 151:124 152:95 153:121 154:6 155:252
156:152 157:184 158:161 159:154 160:103 161:93
162:228 163:140 164:460 165:402 166:247 167:294
168:502 169:120 170:394 171:15 172:1 189:243
190:548 192:5809 193:3806 194:3113 195:2268 196:949
198:3877 199:3359 200:4659 201:1008 202:7310 203:7421
204:4093 205:2232 206:2629 207:3129 208:3294 209:3733
210:2397 211:977 212:1318 213:1470 214:402 215:38
216:4161 217:1174 218:374 219:308 220:904 221:396
222:269
End of report
