[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 Thu 14 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 211255
Prefixes after maximum aggregation: 109834
Unique aggregates announced to Internet: 96094
Total ASes present in the Internet Routing Table: 23196
Origin-only ASes present in the Internet Routing Table: 20179
Origin ASes announcing only one prefix: 9670
Transit ASes present in the Internet Routing Table: 3017
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 6.1
Max AS path length visible: 32
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 23
Unregistered ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1587344637
Equivalent to 94 /8s, 156 /16s and 244 /24s
Percentage of available address space announced: 42.8
Percentage of allocated address space announced: 60.8
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 109003
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44775
Total APNIC prefixes after maximum aggregation: 17578
Prefixes being announced from the APNIC address blocks: 42287
Unique aggregates announced from the APNIC address blocks: 18355
APNIC Region origin ASes present in the Internet Routing Table: 2712
APNIC Region origin ASes announcing only one prefix: 762
APNIC Region transit ASes present in the Internet Routing Table: 417
Average APNIC Region AS path length visible: 6.5
Max APNIC Region AS path length visible: 27
Number of APNIC addresses announced to Internet: 262212224
Equivalent to 15 /8s, 161 /16s and 10 /24s
Percentage of available APNIC address space announced: 82.0
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: 110525
Total ARIN prefixes after maximum aggregation: 60704
Prefixes being announced from the ARIN address blocks: 82341
Unique aggregates announced from the ARIN address blocks: 27674
ARIN Region origin ASes present in the Internet Routing Table: 10982
ARIN Region origin ASes announcing only one prefix: 4140
ARIN Region transit ASes present in the Internet Routing Table: 1012
Average ARIN Region AS path length visible: 5.8
Max ARIN Region AS path length visible: 32
Number of ARIN addresses announced to Internet: 298078561
Equivalent to 17 /8s, 196 /16s and 81 /24s
Percentage of available ARIN address space announced: 77.2
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, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 41171
Total RIPE prefixes after maximum aggregation: 26795
Prefixes being announced from the RIPE address blocks: 38290
Unique aggregates announced from the RIPE address blocks: 24834
RIPE Region origin ASes present in the Internet Routing Table: 8548
RIPE Region origin ASes announcing only one prefix: 4475
RIPE Region transit ASes present in the Internet Routing Table: 1402
Average RIPE Region AS path length visible: 6.0
Max RIPE Region AS path length visible: 19
Number of RIPE addresses announced to Internet: 264360096
Equivalent to 15 /8s, 193 /16s and 208 /24s
Percentage of available RIPE address space announced: 71.6
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
40960-41983
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: 12336
Total LACNIC prefixes after maximum aggregation: 3804
Prefixes being announced from the LACNIC address blocks: 10377
Unique aggregates announced from the LACNIC address blocks: 6083
LACNIC Region origin ASes present in the Internet Routing Table: 721
LACNIC Region origin ASes announcing only one prefix: 244
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 7.0
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 32593920
Equivalent to 1 /8s, 241 /16s and 88 /24s
Percentage of available LACNIC address space announced: 48.6
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: 2426
Total AfriNIC prefixes after maximum aggregation: 953
Prefixes being announced from the AfriNIC address blocks: 1680
Unique aggregates announced from the AfriNIC address blocks: 1012
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 49
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 5.8
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 4239360
Equivalent to 0 /8s, 64 /16s and 176 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1305 8110 240 CHINANET-BACKBONE
4755 986 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 954 109 15 Sify Limited
9498 852 212 71 BHARTI BT INTERNET LTD.
4766 762 4436 310 Korea Telecom (KIX)
1221 648 1780 479 Telstra Pty Ltd
4538 599 2718 32 China Education and Research
7545 539 124 74 TPG Internet Pty Ltd
17488 529 33 11 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 454 111 74 Primus Telecommunications
18101 451 85 18 Reliance Infocom Ltd Internet
17849 425 31 128 Telecommunications Technology
4802 410 84 149 Wantree Development
4812 395 732 60 China Telecom (Shanghai)
17974 367 129 12 PT TELEKOMUNIKASI INDONESIA
17557 355 28 174 Pakistan Telecom
7474 352 210 223 SingTel Optus Pty Ltd
2907 341 1734 314 SINET Japan
10139 326 23 6 Meridian Telekoms
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1944 428 UUNET - Commercial IP service
3215 389 1760 98 France Telecom Transpac
3301 315 1186 299 TeliaNet Sweden
3320 297 5013 242 Deutsche Telekom AG
8220 283 471 266 COLT Telecommunications
24863 265 42 13 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
5089 244 1657 51 NTL Group Limited
6746 243 90 222 Dynamic Network Technologies,
3246 231 470 220 Song Networks
1257 222 740 169 SWIPnet Swedish IP Network
9116 222 134 23 Goldenlines main autonomous s
8708 216 278 203 Romania Data Systems S.A.
3292 203 1137 114 TDC Tele Danmark
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 200 18 78 SC Kappa Invexim SRL
6830 199 879 43 UPC Distribution Services
8866 185 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4977 6758 777 UUNET Technologies, Inc.
4323 3246 777 294 Time Warner Telecom
7018 1498 6299 963 AT&T WorldNet Services
705 1475 556 646 UUNET Technologies, Inc.
2386 1028 569 777 AT&T Data Communications Serv
6197 1027 640 479 BellSouth Network Solutions,
721 978 21909 306 DLA Systems Automation Center
174 976 6794 907 Cogent Communications
18566 961 272 8 Covad Communications
1239 845 2758 596 Sprint
7046 829 234 678 UUNET Technologies, Inc.
19262 738 2280 189 Verizon Global Networks
11492 737 90 12 Cable One
20115 737 659 383 Charter Communications
22773 700 1744 44 Cox Communications, Inc.
209 690 3631 546 Qwest
7011 666 207 420 Citizens Utilities
852 601 1068 385 Telus Advanced Communications
6478 576 1253 377 AT&T Worldnet Services
19916 565 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3246 2952 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 961 953 Covad Communications
9583 954 939 Sify Limited
4755 986 921 Videsh Sanchar Nigam Ltd. Aut
705 1475 829 UUNET Technologies, Inc.
9498 852 781 BHARTI BT INTERNET LTD.
11492 737 725 Cable One
721 978 672 DLA Systems Automation Center
22773 700 656 Cox Communications, Inc.
4538 599 567 China Education and Research
19262 738 549 Verizon Global Networks
6197 1027 548 BellSouth Network Solutions,
7018 1498 535 AT&T WorldNet Services
5668 537 519 CenturyTel Internet Holdings,
17488 529 518 Hathway IP Over Cable Interne
19916 565 511 OLM LLC
855 544 475 Canadian Research Network
7545 539 465 TPG Internet Pty Ltd
2686 560 461 IBM
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64659 PRIVATE 210.184.109.0/24 9729 iAdvantage Limited
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
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
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
0.0.0.0/8 3303 Swisscom Ltd
169.254.0.0/16 8895 KACST/ISU Riyadh Autonomous S
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 8895 KACST/ISU Riyadh Autonomous S
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
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
192.84.205.0/24 719 LANLINK autonomous system
192.172.0.0/19 721 DLA Systems Automation Center
192.249.0.0/20 3450 University of Tennessee, Knox
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 /10:13 /11:31 /12:105
/13:222 /14:387 /15:761 /16:9041 /17:3522 /18:5777
/19:12505 /20:14222 /21:12677 /22:16187 /23:17509 /24:115825
/25:515 /26:500 /27:295 /28:242 /29:229 /30:543
/31:0 /32:119
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3706 4977 UUNET Technologies, Inc.
4323 1933 3246 Time Warner Telecom
18566 944 961 Covad Communications
705 923 1475 UUNET Technologies, Inc.
6197 807 1027 BellSouth Network Solutions,
9583 784 954 Sify Limited
7018 783 1498 AT&T WorldNet Services
2386 747 1028 AT&T Data Communications Serv
11492 725 737 Cable One
7046 585 829 UUNET Technologies, Inc.
4766 572 762 Korea Telecom (KIX)
7011 571 666 Citizens Utilities
19916 559 565 OLM LLC
2686 515 560 IBM
9498 509 852 BHARTI BT INTERNET LTD.
15270 439 470 PaeTec.net -a division of Pae
855 424 544 Canadian Research Network
5668 420 537 CenturyTel Internet Holdings,
4755 419 986 Videsh Sanchar Nigam Ltd. Aut
17849 413 425 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:47 11:1 12:1649 13:1
15:16 16:3 17:3 18:4 20:41 24:828
25:1 32:268 38:256 40:55 41:17 44:3
47:6 52:4 55:1 56:3 57:53 58:235
59:296 60:176 61:910 62:982 63:3381 64:3494
65:3625 66:3890 67:667 68:656 69:1636 70:389
71:90 72:905 74:79 75:7 80:821 81:699
82:612 83:389 84:410 85:661 86:406 87:451
88:177 89:457 121:32 122:5 123:1 124:371
125:633 128:152 129:228 130:118 131:313 132:38
133:9 134:163 135:48 136:178 137:98 138:224
139:134 140:525 141:134 142:382 143:192 144:241
145:42 146:326 147:141 148:359 149:180 150:113
151:120 152:79 153:118 154:6 155:228 156:158
157:179 158:155 159:174 160:103 161:88 162:218
163:167 164:492 165:229 166:235 167:244 168:601
169:129 170:361 171:11 190:208 192:5847 193:3488
194:2799 195:2233 196:930 198:4042 199:3399 200:4669
201:923 202:7073 203:7188 204:4084 205:2215 206:2829
207:3594 208:3044 209:3797 210:2263 211:882 212:1391
213:1499 214:373 215:40 216:4365 217:1321 218:359
219:294 220:791 221:383 222:256
End of report
