[afnog] Weekly Routing Table Report
Routing Table Analysis
cscora at apnic.net
Fri Mar 3 21:06:55 EAT 2006
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats at lists.apnic.net
If you have any comments please contact Philip Smith <pfs at cisco.com>.
Routing Table Report 04:00 +10GMT Sat 04 Mar, 2006
Analysis Summary
----------------
BGP routing table entries examined: 183454
Prefixes after maximum aggregation: 101866
Unique aggregates announced to Internet: 89224
Total ASes present in the Internet Routing Table: 21665
Origin-only ASes present in the Internet Routing Table: 18825
Origin ASes announcing only one prefix: 8941
Transit ASes present in the Internet Routing Table: 2840
Transit-only ASes present in the Internet Routing Table: 70
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 29
Prefixes from unregistered ASNs in the Routing Table: 79
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1507476576
Equivalent to 89 /8s, 218 /16s and 68 /24s
Percentage of available address space announced: 40.7
Percentage of allocated address space announced: 60.0
Percentage of available address space allocated: 67.8
Total number of prefixes smaller than registry allocations: 89648
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 38656
Total APNIC prefixes after maximum aggregation: 16280
Prefixes being announced from the APNIC address blocks: 36467
Unique aggregates announced from the APNIC address blocks: 17701
APNIC Region origin ASes present in the Internet Routing Table: 2488
APNIC Region origin ASes announcing only one prefix: 690
APNIC Region transit ASes present in the Internet Routing Table: 389
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 216403168
Equivalent to 12 /8s, 230 /16s and 12 /24s
Percentage of available APNIC address space announced: 67.7
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: 96248
Total ARIN prefixes after maximum aggregation: 56825
Prefixes being announced from the ARIN address blocks: 75496
Unique aggregates announced from the ARIN address blocks: 28704
ARIN Region origin ASes present in the Internet Routing Table: 10570
ARIN Region origin ASes announcing only one prefix: 3949
ARIN Region transit ASes present in the Internet Routing Table: 970
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 290168064
Equivalent to 17 /8s, 75 /16s and 157 /24s
Percentage of available ARIN address space announced: 72.1
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
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 36287
Total RIPE prefixes after maximum aggregation: 24373
Prefixes being announced from the RIPE address blocks: 33275
Unique aggregates announced from the RIPE address blocks: 22475
RIPE Region origin ASes present in the Internet Routing Table: 7719
RIPE Region origin ASes announcing only one prefix: 4038
RIPE Region transit ASes present in the Internet Routing Table: 1295
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 19
Number of RIPE addresses announced to Internet: 241054336
Equivalent to 14 /8s, 94 /16s and 50 /24s
Percentage of available RIPE address space announced: 71.8
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
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 10251
Total LACNIC prefixes after maximum aggregation: 3505
Prefixes being announced from the LACNIC address blocks: 8437
Unique aggregates announced from the LACNIC address blocks: 5111
LACNIC Region origin ASes present in the Internet Routing Table: 677
LACNIC Region origin ASes announcing only one prefix: 222
LACNIC Region transit ASes present in the Internet Routing Table: 122
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 29
Number of LACNIC addresses announced to Internet: 25675520
Equivalent to 1 /8s, 135 /16s and 199 /24s
Percentage of available LACNIC address space announced: 38.3
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: 1927
Total AfriNIC prefixes after maximum aggregation: 883
Prefixes being announced from the AfriNIC address blocks: 1299
Unique aggregates announced from the AfriNIC address blocks: 906
AfriNIC Region origin ASes present in the Internet Routing Table: 145
AfriNIC Region origin ASes announcing only one prefix: 42
AfriNIC Region transit ASes present in the Internet Routing Table: 23
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 3780352
Equivalent to 0 /8s, 57 /16s and 175 /24s
Percentage of available AfriNIC address space announced: 11.3
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 988 6928 208 CHINANET-BACKBONE
4755 864 259 71 Videsh Sanchar Nigam Ltd. Aut
9583 858 109 15 Sify Limited
4766 696 3923 298 Korea Telecom (KIX)
1221 655 1428 469 Telstra Pty Ltd
9498 536 212 73 BHARTI BT INTERNET LTD.
7545 516 108 69 TPG Internet Pty Ltd
17488 514 31 7 Hathway IP Over Cable Interne
17676 483 6997 106 Softbank BB Corp.
9443 411 94 85 Primus Telecommunications
4802 370 75 161 Wantree Development
2907 339 1747 316 SINET Japan
9929 330 216 51 China Netcom Corp.
18101 330 68 23 Reliance Infocom Ltd Internet
17557 320 25 163 Pakistan Telecom
17974 319 60 35 PT TELEKOMUNIKASI INDONESIA
7474 303 211 231 SingTel Optus Pty Ltd
17849 287 19 93 Telecommunications Technology
4780 280 226 16 Digital United Inc.
9837 271 78 167 Powertel Ltd
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1483 6247 959 AT&T WorldNet Services
4323 1225 711 234 Time Warner Telecom
721 1016 21962 308 DLA Systems Automation Center
6197 997 612 464 BellSouth Network Solutions,
174 978 5786 923 Cogent Communications
701 954 8064 788 UUNET Technologies, Inc.
18566 915 272 8 Covad Communications
2386 889 521 673 AT&T Data Communications Serv
1239 856 2790 607 Sprint
19029 763 152 113 New Edge Networks
209 695 3608 541 Qwest
20115 668 585 360 Charter Communications
19262 659 1923 153 Verizon Global Networks
22773 636 1480 40 Cox Communications, Inc.
11492 634 85 20 Cable One
6198 582 502 238 BellSouth Network Solutions,
852 571 1088 383 Telus Advanced Communications
855 570 244 64 Canadian Research Network
19916 563 49 54 OLM LLC
7011 552 195 367 Citizens Utilities
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 583 1952 459 UUNET - Commercial IP service
3301 308 1071 293 TeliaNet Sweden
3352 305 1532 31 Ibernet, Internet Access Netw
8220 289 475 268 COLT Telecommunications
3320 277 3477 231 Deutsche Telekom AG
680 244 2025 241 DFN-IP service G-WiN
3246 229 487 219 Song Networks
6746 225 89 197 Dynamic Network Technologies,
8708 221 274 203 Romania Data Systems S.A.
1257 204 712 173 SWIPnet Swedish IP Network
8551 202 197 24 Bezeq International
3269 191 2037 73 TELECOM ITALIA
3215 180 1486 86 France Telecom Transpac
5515 177 839 124 Sonera Solution Autonomous Sy
786 173 1794 173 The JANET IP Service
24863 170 38 9 LINKdotNET AS number
5400 167 328 136 BT Ignite European Backbone
8866 167 37 12 Bulgarian Telecommunication C
6830 166 765 35 UPC Distribution Services
3300 164 170 92 AUCS Communications Services
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 577 1065 221 UniNet S.A. de C.V.
22047 383 142 10 VTR PUNTO NET S.A.
11172 313 111 81 Servicios Alestra S.A de C.V
16814 284 18 7 NSS, S.A.
14117 184 11 6 Telefonica del Sur S.A.
7303 159 75 20 Telecom Argentina Stet-France
6147 154 126 22 Telefonica Del Peru
11556 131 80 4 Cable-Wireless Panama
19169 123 8 30 Telconet
10481 121 48 8 Prima S.A.
6503 118 148 74 AVANTEL, S.A.
21826 118 15 20 INTERCABLE
5639 114 12 9 Telecommunications Services o
6505 108 88 80 Global One Communicaoes Ltda
23216 100 20 7 RAMtelecom Telecomunicaciones
18822 99 8 10 TELEFONICA MANQUEHUE
25620 97 6 3 COTAS LTDA
7315 96 6 3 Grupo Rey Moreno
14522 96 12 8 SatNet S.A.
19429 94 52 43 E.T.B.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 278 819 234 The Internet Solution
8452 160 60 7 TEDATA
2018 122 298 103 Tertiary Education Network
5536 122 8 18 Internet Egypt Network
6713 106 103 12 Itissalat Al-MAGHRIB
15475 104 84 4 Nile Online
2905 74 155 67 The Internetworking Company o
24835 62 50 7 RAYA Telecom - Egypt
20928 58 16 2 Noor Advanced Technologies AS
5713 39 294 35 Telkom SA Ltd
15706 31 8 3 Sudatel Internet Exchange Aut
33774 30 7 21 AS Number for Telecom Algeria
12455 26 6 3 Jambonet Autonomous system
23889 26 8 11 MAURITIUS TELECOM
8524 24 1 4 AUCEGYPT Autonomous System
16637 23 10 21 Johnnic e-Ventures
10798 22 1 13 Standard Bank of South Africa
8346 20 13 17 SONATEL-AS Autonomous System
2561 19 6 2 Egyptian Universities Network
21280 19 4 4 Swift Global Kenya Ltd.Is an
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1225 991 Time Warner Telecom
18566 915 907 Covad Communications
9583 858 843 Sify Limited
4755 864 793 Videsh Sanchar Nigam Ltd. Aut
4134 988 780 CHINANET-BACKBONE
721 1016 708 DLA Systems Automation Center
19029 763 650 New Edge Networks
11492 634 614 Cable One
22773 636 596 Cox Communications, Inc.
6197 997 533 BellSouth Network Solutions,
19916 563 509 OLM LLC
17488 514 507 Hathway IP Over Cable Interne
19262 659 506 Verizon Global Networks
855 570 506 Canadian Research Network
5668 520 495 CenturyTel Internet Holdings,
9498 536 463 BHARTI BT INTERNET LTD.
7757 468 449 AT&T Broadband
7545 516 447 TPG Internet Pty Ltd
3602 523 417 Sprint Canada, Inc.
812 438 410 Rogers WAVE
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65211 PRIVATE 61.139.76.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 61.139.77.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 61.188.9.0/27 4134 CHINANET-BACKBONE
65211 PRIVATE 61.188.176.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 61.188.177.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 61.188.178.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 61.188.179.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.0.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.1.0/27 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.2.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.3.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.12.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.13.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.14.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.15.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.25.0/25 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.25.128/25 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.30.0/23 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.32.0/21 4134 CHINANET-BACKBONE
65211 PRIVATE 125.64.40.0/26 4134 CHINANET-BACKBONE
65000 PRIVATE 142.46.72.0/24 30147 Simcoe Community Bro
65000 PRIVATE 142.46.73.0/24 30147 Simcoe Community Bro
65000 PRIVATE 142.46.74.0/24 30147 Simcoe Community Bro
65000 PRIVATE 142.46.82.0/24 30147 Simcoe Community Bro
65005 PRIVATE 159.153.148.0/22 24989 IX Europe Frankfurt
65211 PRIVATE 202.98.123.0/24 4134 CHINANET-BACKBONE
65505 PRIVATE 206.252.200.192/27 8002 Stealth Communicatio
65518 PRIVATE 211.144.192.0/19 24421 *
65211 PRIVATE 218.6.168.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.169.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.170.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.171.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.172.0/25 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.172.128/25 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.173.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.174.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.175.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.196.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.197.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.6.198.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.89.166.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.89.167.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.89.168.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.89.169.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.89.170.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.89.171.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 218.89.172.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.0.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.1.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.2.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.3.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.4.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.5.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.6.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.7.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.8.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.9.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.10.0/27 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.11.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.12.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.13.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.14.0/23 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.17.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.18.0/23 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.20.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.21.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.22.0/25 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.22.128/26 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.22.192/26 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.23.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.24.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.25.0/25 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.25.128/25 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.26.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.27.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.28.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 221.236.29.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 222.211.63.0/24 4134 CHINANET-BACKBONE
65211 PRIVATE 222.213.0.0/24 4134 CHINANET-BACKBONE
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
192.43.230.0/24 7575 Australian Academic and Rease
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
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
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 /8:18 /9:9 /10:8 /11:23 /12:90
/13:203 /14:353 /15:699 /16:8732 /17:3101 /18:5126
/19:11365 /20:12700 /21:10896 /22:14030 /23:15214 /24:99878
/25:369 /26:272 /27:214 /28:65 /29:24 /30:33
/31:0 /32:32
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 898 915 Covad Communications
6197 791 997 BellSouth Network Solutions,
7018 772 1483 AT&T WorldNet Services
19029 691 763 New Edge Networks
9583 678 858 Sify Limited
11492 625 634 Cable One
2386 613 889 AT&T Data Communications Serv
4323 591 1225 Time Warner Telecom
19916 557 563 OLM LLC
4766 505 696 Korea Telecom (KIX)
7011 469 552 Citizens Utilities
7757 450 468 AT&T Broadband
855 444 570 Canadian Research Network
6198 442 582 BellSouth Network Solutions,
5668 402 520 CenturyTel Internet Holdings,
1239 376 856 Sprint
702 367 583 UUNET - Commercial IP service
15270 349 379 PaeTec.net -a division of Pae
6517 344 373 Yipes Communications, Inc.
22773 332 636 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:38 12:1635 13:1 15:12 16:3
17:3 18:4 20:44 24:867 25:1 30:2
32:67 38:202 40:54 44:3 47:6 52:4
55:1 56:3 57:33 58:106 59:160 60:187
61:814 62:764 63:1896 64:3066 65:2226 66:3099
67:606 68:703 69:1468 70:306 71:61 72:634
73:25 74:15 80:742 81:590 82:509 83:380
84:334 85:459 86:351 87:198 88:30 89:54
124:176 125:264 128:151 129:172 130:103 131:315
132:33 133:7 134:146 135:48 136:174 137:65
138:192 139:75 140:486 141:134 142:415 143:147
144:226 145:39 146:316 147:134 148:337 149:184
150:112 151:77 152:63 153:102 154:6 155:184
156:94 157:122 158:159 159:176 160:87 161:70
162:219 163:144 164:173 165:175 166:147 167:237
168:475 169:140 170:322 171:12 172:1 190:36
192:5766 193:3410 194:2514 195:1790 196:769 198:3896
199:3266 200:4199 201:605 202:6515 203:6877 204:3908
205:2089 206:2427 207:2925 208:1998 209:3735 210:1973
211:817 212:1281 213:1479 214:340 215:42 216:4043
217:1170 218:259 219:166 220:649 221:370 222:159
End of report
More information about the afnog
mailing list