[AusNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Sat Sep 23 04:04:16 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 23 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 198182
Prefixes after maximum aggregation: 108186
Unique aggregates announced to Internet: 96256
Total ASes present in the Internet Routing Table: 23166
Origin-only ASes present in the Internet Routing Table: 20205
Origin ASes announcing only one prefix: 9692
Transit ASes present in the Internet Routing Table: 2961
Transit-only ASes present in the Internet Routing Table: 68
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: 2
Unregistered ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1600876812
Equivalent to 95 /8s, 107 /16s and 113 /24s
Percentage of available address space announced: 43.2
Percentage of allocated address space announced: 61.3
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 98999
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43558
Total APNIC prefixes after maximum aggregation: 17528
Prefixes being announced from the APNIC address blocks: 41156
Unique aggregates announced from the APNIC address blocks: 18382
APNIC Region origin ASes present in the Internet Routing Table: 2701
APNIC Region origin ASes announcing only one prefix: 761
APNIC Region transit ASes present in the Internet Routing Table: 404
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 262496864
Equivalent to 15 /8s, 165 /16s and 98 /24s
Percentage of available APNIC address space announced: 82.1
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, 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: 99951
Total ARIN prefixes after maximum aggregation: 59286
Prefixes being announced from the ARIN address blocks: 73496
Unique aggregates announced from the ARIN address blocks: 27740
ARIN Region origin ASes present in the Internet Routing Table: 10993
ARIN Region origin ASes announcing only one prefix: 4169
ARIN Region transit ASes present in the Internet Routing Table: 1009
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 301835520
Equivalent to 17 /8s, 253 /16s and 165 /24s
Percentage of available ARIN address space announced: 78.2
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: 40144
Total RIPE prefixes after maximum aggregation: 26667
Prefixes being announced from the RIPE address blocks: 37075
Unique aggregates announced from the RIPE address blocks: 24951
RIPE Region origin ASes present in the Internet Routing Table: 8515
RIPE Region origin ASes announcing only one prefix: 4465
RIPE Region transit ASes present in the Internet Routing Table: 1369
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 266115492
Equivalent to 15 /8s, 220 /16s and 153 /24s
Percentage of available RIPE address space announced: 72.1
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: 12223
Total LACNIC prefixes after maximum aggregation: 3791
Prefixes being announced from the LACNIC address blocks: 10229
Unique aggregates announced from the LACNIC address blocks: 6121
LACNIC Region origin ASes present in the Internet Routing Table: 729
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 32739840
Equivalent to 1 /8s, 243 /16s and 146 /24s
Percentage of available LACNIC address space announced: 48.8
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: 2304
Total AfriNIC prefixes after maximum aggregation: 914
Prefixes being announced from the AfriNIC address blocks: 1612
Unique aggregates announced from the AfriNIC address blocks: 1055
AfriNIC Region origin ASes present in the Internet Routing Table: 160
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4240640
Equivalent to 0 /8s, 64 /16s and 181 /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 1239 8156 238 CHINANET-BACKBONE
4755 996 255 66 Videsh Sanchar Nigam Ltd. Aut
9583 956 109 19 Sify Limited
9498 853 212 72 BHARTI BT INTERNET LTD.
4766 740 4436 307 Korea Telecom (KIX)
1221 609 1780 467 Telstra Pty Ltd
7545 540 124 74 TPG Internet Pty Ltd
17488 533 33 18 Hathway IP Over Cable Interne
17676 499 10933 63 Softbank BB Corp.
9443 454 111 74 Primus Telecommunications
18101 454 85 18 Reliance Infocom Ltd Internet
9942 430 77 126 COMindico Australia
17849 424 31 127 Telecommunications Technology
4802 411 84 150 Wantree Development
4812 397 741 61 China Telecom (Shanghai)
17974 374 129 12 PT TELEKOMUNIKASI INDONESIA
17557 346 28 166 Pakistan Telecom
2907 337 1734 313 SINET Japan
10139 334 23 6 Meridian Telekoms
4837 323 3554 139 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1522 6277 989 AT&T WorldNet Services
6197 1030 640 479 BellSouth Network Solutions,
2386 1027 569 777 AT&T Data Communications Serv
4323 1023 782 291 Time Warner Telecom
721 980 21909 306 DLA Systems Automation Center
174 970 6825 900 Cogent Communications
18566 962 272 8 Covad Communications
701 949 6741 779 UUNET Technologies, Inc.
1239 842 2764 592 Sprint
19262 745 2328 186 Verizon Global Networks
11492 741 90 12 Cable One
20115 740 662 384 Charter Communications
22773 706 1744 46 Cox Communications, Inc.
209 705 3631 555 Qwest
7011 667 207 421 Citizens Utilities
852 587 1069 385 Telus Advanced Communications
19916 565 49 54 OLM LLC
855 552 249 74 Canadian Research Network
5668 533 145 18 CenturyTel Internet Holdings,
3602 511 125 104 Sprint Canada, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 547 1929 427 UUNET - Commercial IP service
3301 315 1186 299 TeliaNet Sweden
3320 297 5013 242 Deutsche Telekom AG
8220 279 455 265 COLT Telecommunications
24863 272 41 32 LINKdotNET AS number
680 249 2041 245 DFN-IP service G-WiN
6746 238 90 217 Dynamic Network Technologies,
3246 228 469 218 Song Networks
9116 226 134 23 Goldenlines main autonomous s
1257 222 740 169 SWIPnet Swedish IP Network
8708 216 278 203 Romania Data Systems S.A.
3215 208 1832 96 France Telecom Transpac
3269 204 2262 74 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 201 18 79 SC Kappa Invexim SRL
6830 198 879 43 UPC Distribution Services
8866 184 37 15 Bulgarian Telecommunication C
5416 180 12 11 BATELCO-BH
3300 175 171 97 AUCS Communications Services
786 172 1779 172 The JANET IP Service
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 641 1811 225 UniNet S.A. de C.V.
11172 367 98 90 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 303 206 11 VTR PUNTO NET S.A.
6147 275 142 23 Telefonica Del Peru
6471 256 74 30 ENTEL CHILE S.A.
14117 216 13 7 Telefonica del Sur S.A.
7303 188 88 19 Telecom Argentina Stet-France
6503 183 167 83 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
23216 143 21 10 RAMtelecom Telecomunicaciones
21826 141 18 25 INTERCABLE
7910 137 9 16 ANDINET ON LINE
19169 136 9 21 Telconet
19429 135 83 37 E.T.B.
11556 132 96 4 Cable-Wireless Panama
18822 129 8 10 TELEFONICA MANQUEHUE
14522 116 18 9 SatNet S.A.
7738 113 410 20 Telecomunicacoes da Bahia S.A
14259 112 10 15 GTD Internet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 288 803 232 The Internet Solution
8452 171 60 7 TEDATA
6713 144 135 11 Itissalat Al-MAGHRIB
15475 141 84 4 Nile Online
2018 135 297 111 Tertiary Education Network
5536 121 8 18 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 107 6 2 EEPAD TISP TELECOM & INTERNET
2905 80 159 71 The Internetworking Company o
15706 55 12 4 Sudatel Internet Exchange Aut
2561 54 6 2 Egyptian Universities Network
5713 36 293 32 Telkom SA Ltd
33774 32 7 20 AS Number for Telecom Algeria
23889 26 8 11 MAURITIUS TELECOM
16637 25 19 23 Johnnic e-Ventures
21280 24 4 4 Swift Global Kenya Ltd.Is an
10798 23 1 14 Standard Bank of South Africa
8524 22 1 5 AUCEGYPT Autonomous System
21491 22 17 2 UTL On-line is RF broadband I
33766 21 2 1 Nyala Communications Pty Ltd
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1239 1001 CHINANET-BACKBONE
18566 962 954 Covad Communications
9583 956 937 Sify Limited
4755 996 930 Videsh Sanchar Nigam Ltd. Aut
9498 853 781 BHARTI BT INTERNET LTD.
4323 1023 732 Time Warner Telecom
11492 741 729 Cable One
721 980 674 DLA Systems Automation Center
22773 706 660 Cox Communications, Inc.
19262 745 559 Verizon Global Networks
6197 1030 551 BellSouth Network Solutions,
5668 533 515 CenturyTel Internet Holdings,
17488 533 515 Hathway IP Over Cable Interne
19916 565 511 OLM LLC
855 552 478 Canadian Research Network
7545 540 466 TPG Internet Pty Ltd
17676 499 436 Softbank BB Corp.
18101 454 436 Reliance Infocom Ltd Internet
4766 740 433 Korea Telecom (KIX)
15270 464 429 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64521 PRIVATE 130.117.124.0/24 174 Cogent Communication
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
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
192.44.0.0/24 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 /8:18 /9:10 /10:13 /11:31 /12:106
/13:212 /14:384 /15:760 /16:9009 /17:3479 /18:5676
/19:12278 /20:13841 /21:12164 /22:15411 /23:16810 /24:106687
/25:429 /26:433 /27:189 /28:66 /29:42 /30:87
/31:0 /32:47
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 945 962 Covad Communications
6197 809 1030 BellSouth Network Solutions,
7018 793 1522 AT&T WorldNet Services
9583 783 956 Sify Limited
2386 744 1027 AT&T Data Communications Serv
11492 729 741 Cable One
7011 572 667 Citizens Utilities
19916 559 565 OLM LLC
4766 549 740 Korea Telecom (KIX)
9498 509 853 BHARTI BT INTERNET LTD.
15270 433 464 PaeTec.net -a division of Pae
855 432 552 Canadian Research Network
4755 429 996 Videsh Sanchar Nigam Ltd. Aut
5668 416 533 CenturyTel Internet Holdings,
17849 412 424 Telecommunications Technology
1239 409 842 Sprint
18101 388 454 Reliance Infocom Ltd Internet
22773 372 706 Cox Communications, Inc.
33588 370 391 Bresnan Communications, LLC.
17488 353 533 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 8:54 12:1632 13:1 15:16 16:3
17:3 18:4 20:41 24:823 25:1 32:57
38:255 40:56 41:18 44:3 47:6 52:4
55:1 56:3 57:25 58:233 59:268 60:182
61:902 62:926 63:1894 64:3085 65:2220 66:3054
67:644 68:657 69:1638 70:393 71:89 72:930
74:79 75:7 80:824 81:682 82:597 83:396
84:400 85:652 86:418 87:460 88:220 89:466
121:34 122:14 123:1 124:377 125:641 128:149
129:230 130:120 131:308 132:32 133:9 134:167
135:51 136:178 137:97 138:224 139:51 140:523
141:135 142:362 143:192 144:243 145:42 146:319
147:136 148:360 149:174 150:114 151:121 152:76
153:122 154:5 155:231 156:158 157:196 158:155
159:174 160:98 161:85 162:218 163:168 164:231
165:242 166:236 167:250 168:487 169:129 170:366
171:11 190:207 192:5739 193:3489 194:2737 195:2069
196:883 198:3883 199:3321 200:4469 201:931 202:6879
203:7148 204:3933 205:2091 206:2433 207:2938 208:2300
209:3499 210:2180 211:833 212:1327 213:1437 214:377
215:40 216:4015 217:1153 218:337 219:257 220:795
221:383 222:232
End of report
Report Website: http://thyme.apnic.net
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