[AusNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Sat Dec 2 05:03:26 EST 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
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs at cisco.com>.
Routing Table Report 04:00 +10GMT Sat 02 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 205332
Prefixes after maximum aggregation: 111319
Unique aggregates announced to Internet: 100277
Total ASes present in the Internet Routing Table: 23820
Origin-only ASes present in the Internet Routing Table: 20760
Origin ASes announcing only one prefix: 10013
Transit ASes present in the Internet Routing Table: 3060
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 1
Unregistered ASNs in the Routing Table: 2
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1642195372
Equivalent to 97 /8s, 225 /16s and 233 /24s
Percentage of available address space announced: 44.3
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 104338
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45512
Total APNIC prefixes after maximum aggregation: 18619
Prefixes being announced from the APNIC address blocks: 43077
Unique aggregates announced from the APNIC address blocks: 19414
APNIC Region origin ASes present in the Internet Routing Table: 2778
APNIC Region origin ASes announcing only one prefix: 782
APNIC Region transit ASes present in the Internet Routing Table: 411
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 270775520
Equivalent to 16 /8s, 35 /16s and 180 /24s
Percentage of available APNIC address space announced: 84.7
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: 101808
Total ARIN prefixes after maximum aggregation: 60182
Prefixes being announced from the ARIN address blocks: 74992
Unique aggregates announced from the ARIN address blocks: 28501
ARIN Region origin ASes present in the Internet Routing Table: 11192
ARIN Region origin ASes announcing only one prefix: 4257
ARIN Region transit ASes present in the Internet Routing Table: 1029
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 311376640
Equivalent to 18 /8s, 143 /16s and 59 /24s
Percentage of available ARIN address space announced: 68.7
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: 42128
Total RIPE prefixes after maximum aggregation: 27602
Prefixes being announced from the RIPE address blocks: 38996
Unique aggregates announced from the RIPE address blocks: 26031
RIPE Region origin ASes present in the Internet Routing Table: 8851
RIPE Region origin ASes announcing only one prefix: 4682
RIPE Region transit ASes present in the Internet Routing Table: 1427
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 278929796
Equivalent to 16 /8s, 160 /16s and 33 /24s
Percentage of available RIPE address space announced: 75.6
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
40960-43007
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: 13409
Total LACNIC prefixes after maximum aggregation: 3975
Prefixes being announced from the LACNIC address blocks: 11385
Unique aggregates announced from the LACNIC address blocks: 6917
LACNIC Region origin ASes present in the Internet Routing Table: 751
LACNIC Region origin ASes announcing only one prefix: 243
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 35219200
Equivalent to 2 /8s, 25 /16s and 103 /24s
Percentage of available LACNIC address space announced: 52.5
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: 2473
Total AfriNIC prefixes after maximum aggregation: 941
Prefixes being announced from the AfriNIC address blocks: 1707
Unique aggregates announced from the AfriNIC address blocks: 1078
AfriNIC Region origin ASes present in the Internet Routing Table: 171
AfriNIC Region origin ASes announcing only one prefix: 49
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4480768
Equivalent to 0 /8s, 68 /16s and 95 /24s
Percentage of available AfriNIC address space announced: 13.4
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 1231 8525 248 CHINANET-BACKBONE
4755 1045 384 69 Videsh Sanchar Nigam Ltd. Aut
9583 985 95 175 Sify Limited
9498 893 212 62 BHARTI BT INTERNET LTD.
23577 777 35 707 KRNIC
4766 744 4945 306 Korea Telecom (KIX)
1221 581 1698 446 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 549 126 74 TPG Internet Pty Ltd
17676 501 10934 65 Softbank BB Corp.
18101 489 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 437 81 131 COMindico Australia
4812 427 749 67 China Telecom (Shanghai)
17849 423 36 126 Telecommunications Technology
4802 410 86 150 Wantree Development
17974 369 129 12 PT TELEKOMUNIKASI INDONESIA
17557 366 31 176 Pakistan Telecom
2907 332 1749 309 SINET Japan
4837 325 3652 141 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1551 6210 982 AT&T WorldNet Services
2386 1108 570 736 AT&T Data Communications Serv
4323 1046 805 297 Time Warner Telecom
6197 1021 629 497 BellSouth Network Solutions,
18566 979 272 8 Covad Communications
701 953 6707 774 UUNET Technologies, Inc.
174 945 6821 867 Cogent Communications
11492 839 98 14 Cable One
721 826 21905 298 DLA Systems Automation Center
1239 822 2730 575 Sprint
19262 786 2452 177 Verizon Global Networks
20115 770 688 412 Charter Communications
209 712 3765 558 Qwest
22773 710 1744 41 Cox Communications, Inc.
7011 692 213 431 Citizens Utilities
852 596 1091 389 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 549 527 256 BellSouth Network Solutions,
5668 548 161 19 CenturyTel Internet Holdings,
855 539 250 73 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 547 1928 426 UUNET - Commercial IP service
3301 308 1215 292 TeliaNet Sweden
3320 298 4992 246 Deutsche Telekom AG
24863 287 44 27 LINKdotNET AS number
8220 272 472 262 COLT Telecommunications
6746 260 92 237 Dynamic Network Technologies,
680 250 2041 246 DFN-IP service G-WiN
9116 231 134 23 Goldenlines main autonomous s
8708 228 282 214 Romania Data Systems S.A.
3215 223 2020 96 France Telecom Transpac
1257 218 1073 172 SWIPnet Swedish IP Network
3246 209 370 199 Song Networks
3269 208 2357 75 TELECOM ITALIA
5416 204 13 13 BATELCO-BH
30890 202 18 82 SC Kappa Invexim SRL
8551 199 197 24 Bezeq International
6830 184 823 39 UPC Distribution Services
3300 177 171 95 AUCS Communications Services
3352 172 1751 30 Ibernet, Internet Access Netw
786 171 1779 171 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 759 1922 208 UniNet S.A. de C.V.
11830 484 299 19 Instituto Costarricense de El
11172 384 104 78 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 307 206 11 VTR PUNTO NET S.A.
6471 258 74 31 ENTEL CHILE S.A.
14117 254 16 13 Telefonica del Sur S.A.
7303 225 101 37 Telecom Argentina Stet-France
6147 209 148 23 Telefonica Del Peru
11556 204 101 6 Cable-Wireless Panama
6503 202 170 93 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
21826 150 20 39 INTERCABLE
7910 143 10 31 ANDINET ON LINE
23216 143 19 43 RAMtelecom Telecomunicaciones
19169 139 9 22 Telconet
19429 135 84 34 E.T.B.
14522 131 20 9 SatNet S.A.
18822 129 8 10 TELEFONICA MANQUEHUE
7738 116 442 21 Telecomunicacoes da Bahia S.A
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 292 804 232 The Internet Solution
8452 221 60 7 TEDATA
15475 147 84 4 Nile Online
6713 145 136 12 Itissalat Al-MAGHRIB
2018 133 297 111 Tertiary Education Network
5536 123 8 15 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 110 6 4 EEPAD TISP TELECOM & INTERNET
2905 83 173 71 The Internetworking Company o
2561 57 6 2 Egyptian Universities Network
15706 55 12 4 Sudatel Internet Exchange Aut
5713 40 294 33 Telkom SA Ltd
12455 40 6 3 Jambonet Autonomous system
23889 35 10 14 MAURITIUS TELECOM
33774 34 8 21 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
8524 31 2 5 AUCEGYPT Autonomous System
15804 27 2 1 AS of The Way Out Internet So
10798 23 1 14 Standard Bank of South Africa
21280 23 4 4 Swift Global Kenya Ltd.Is an
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1231 983 CHINANET-BACKBONE
4755 1045 976 Videsh Sanchar Nigam Ltd. Aut
18566 979 971 Covad Communications
9498 893 831 BHARTI BT INTERNET LTD.
11492 839 825 Cable One
9583 985 810 Sify Limited
4323 1046 749 Time Warner Telecom
22773 710 669 Cox Communications, Inc.
19262 786 609 Verizon Global Networks
8151 759 551 UniNet S.A. de C.V.
17488 556 536 Hathway IP Over Cable Interne
5668 548 529 CenturyTel Internet Holdings,
721 826 528 DLA Systems Automation Center
6197 1021 524 BellSouth Network Solutions,
19916 567 510 OLM LLC
7545 549 475 TPG Internet Pty Ltd
855 539 466 Canadian Research Network
18101 489 466 Reliance Infocom Ltd Internet
11830 484 465 Instituto Costarricense de El
15270 489 455 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64599 PRIVATE 64.200.115.0/24 32083 Omnispring
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
176.16.0.0/16 7908 Comsat Argentina S.A.
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)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:30 /12:111
/13:223 /14:398 /15:794 /16:9109 /17:3622 /18:5839
/19:12681 /20:14292 /21:12900 /22:16291 /23:17718 /24:109543
/25:654 /26:475 /27:370 /28:75 /29:44 /30:88
/31:0 /32:33
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 962 979 Covad Communications
2386 826 1108 AT&T Data Communications Serv
7018 826 1551 AT&T WorldNet Services
11492 825 839 Cable One
9583 819 985 Sify Limited
6197 799 1021 BellSouth Network Solutions,
23577 763 777 KRNIC
7011 597 692 Citizens Utilities
19916 562 567 OLM LLC
4766 555 744 Korea Telecom (KIX)
9498 546 893 BHARTI BT INTERNET LTD.
4755 468 1045 Videsh Sanchar Nigam Ltd. Aut
15270 459 489 PaeTec.net -a division of Pae
855 436 539 Canadian Research Network
5668 423 548 CenturyTel Internet Holdings,
18101 421 489 Reliance Infocom Ltd Internet
17849 409 423 Telecommunications Technology
1239 406 822 Sprint
6198 388 549 BellSouth Network Solutions,
33588 388 411 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:67 9:1 12:1649 13:1 15:15
16:3 17:3 18:4 20:39 24:840 25:1
32:56 38:269 40:57 41:33 44:2 47:8
52:4 53:1 55:1 56:3 57:24 58:269
59:343 60:217 61:949 62:1059 63:1884 64:3173
65:2291 66:3119 67:674 68:658 69:1714 70:395
71:113 72:1023 74:112 75:34 76:14 80:817
81:759 82:641 83:381 84:484 85:755 86:420
87:434 88:277 89:635 90:1 91:100 97:1
121:77 122:32 123:3 124:470 125:736 128:309
129:206 130:126 131:322 132:48 133:9 134:178
135:42 136:179 137:115 138:187 139:48 140:523
141:135 142:346 143:213 144:253 145:67 146:329
147:139 148:360 149:172 150:109 151:118 152:82
153:110 154:5 155:262 156:148 157:163 158:166
159:139 160:98 161:86 162:217 163:162 164:237
165:236 166:244 167:274 168:487 169:123 170:394
171:12 172:1 189:12 190:312 192:5732 193:3583
194:2835 195:2147 196:909 198:3785 199:3286 200:4585
201:928 202:7006 203:7221 204:3946 205:2096 206:2415
207:2910 208:2333 209:3553 210:2230 211:861 212:1367
213:1463 214:382 215:39 216:4109 217:1148 218:335
219:250 220:815 221:367 222:250
End of report
Report Website: http://thyme.apnic.net
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