[AusNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Sat Dec 9 05:06:36 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 09 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 205342
Prefixes after maximum aggregation: 111720
Unique aggregates announced to Internet: 100595
Total ASes present in the Internet Routing Table: 23878
Origin-only ASes present in the Internet Routing Table: 20804
Origin ASes announcing only one prefix: 10054
Transit ASes present in the Internet Routing Table: 3074
Transit-only ASes present in the Internet Routing Table: 78
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: 1644568620
Equivalent to 98 /8s, 6 /16s and 32 /24s
Percentage of available address space announced: 44.4
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 104160
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45563
Total APNIC prefixes after maximum aggregation: 18743
Prefixes being announced from the APNIC address blocks: 43141
Unique aggregates announced from the APNIC address blocks: 19599
APNIC Region origin ASes present in the Internet Routing Table: 2793
APNIC Region origin ASes announcing only one prefix: 793
APNIC Region transit ASes present in the Internet Routing Table: 416
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 271634400
Equivalent to 16 /8s, 48 /16s and 207 /24s
Percentage of available APNIC address space announced: 84.9
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: 101573
Total ARIN prefixes after maximum aggregation: 60333
Prefixes being announced from the ARIN address blocks: 74756
Unique aggregates announced from the ARIN address blocks: 28433
ARIN Region origin ASes present in the Internet Routing Table: 11210
ARIN Region origin ASes announcing only one prefix: 4268
ARIN Region transit ASes present in the Internet Routing Table: 1032
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 311174400
Equivalent to 18 /8s, 140 /16s and 37 /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: 42355
Total RIPE prefixes after maximum aggregation: 27711
Prefixes being announced from the RIPE address blocks: 39176
Unique aggregates announced from the RIPE address blocks: 26125
RIPE Region origin ASes present in the Internet Routing Table: 8877
RIPE Region origin ASes announcing only one prefix: 4695
RIPE Region transit ASes present in the Internet Routing Table: 1434
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 280016644
Equivalent to 16 /8s, 176 /16s and 183 /24s
Percentage of available RIPE address space announced: 75.9
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: 13354
Total LACNIC prefixes after maximum aggregation: 3985
Prefixes being announced from the LACNIC address blocks: 11406
Unique aggregates announced from the LACNIC address blocks: 6970
LACNIC Region origin ASes present in the Internet Routing Table: 750
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 132
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 35325440
Equivalent to 2 /8s, 27 /16s and 6 /24s
Percentage of available LACNIC address space announced: 52.6
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: 2496
Total AfriNIC prefixes after maximum aggregation: 948
Prefixes being announced from the AfriNIC address blocks: 1738
Unique aggregates announced from the AfriNIC address blocks: 1106
AfriNIC Region origin ASes present in the Internet Routing Table: 170
AfriNIC Region origin ASes announcing only one prefix: 49
AfriNIC Region transit ASes present in the Internet Routing Table: 31
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4780800
Equivalent to 0 /8s, 72 /16s and 243 /24s
Percentage of available AfriNIC address space announced: 14.2
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 1235 8526 249 CHINANET-BACKBONE
4755 1047 384 69 Videsh Sanchar Nigam Ltd. Aut
9583 1001 86 278 Sify Limited
9498 892 212 65 BHARTI BT INTERNET LTD.
23577 775 35 705 KRNIC
4766 745 4945 306 Korea Telecom (KIX)
1221 583 1698 447 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 551 126 74 TPG Internet Pty Ltd
17676 501 10934 65 Softbank BB Corp.
18101 490 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 437 81 131 COMindico Australia
4812 430 753 65 China Telecom (Shanghai)
17849 423 36 126 Telecommunications Technology
4802 409 86 149 Wantree Development
17974 369 129 12 PT TELEKOMUNIKASI INDONESIA
17557 366 31 176 Pakistan Telecom
2907 332 1749 309 SINET Japan
4837 327 3844 143 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1553 6186 982 AT&T WorldNet Services
2386 1108 586 738 AT&T Data Communications Serv
4323 1052 803 296 Time Warner Telecom
6197 1020 638 505 BellSouth Network Solutions,
18566 981 272 8 Covad Communications
174 970 6826 883 Cogent Communications
701 951 6707 767 UUNET Technologies, Inc.
11492 825 98 11 Cable One
1239 823 2728 583 Sprint
721 819 21889 296 DLA Systems Automation Center
19262 784 2454 178 Verizon Global Networks
20115 735 633 416 Charter Communications
22773 712 1744 41 Cox Communications, Inc.
209 709 3762 559 Qwest
7011 693 211 430 Citizens Utilities
852 596 1091 389 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 549 527 256 BellSouth Network Solutions,
5668 545 161 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
702 546 1928 425 UUNET - Commercial IP service
3301 309 1199 293 TeliaNet Sweden
3320 297 4992 245 Deutsche Telekom AG
24863 291 44 26 LINKdotNET AS number
8220 273 474 263 COLT Telecommunications
6746 261 92 238 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
3215 230 2104 96 France Telecom Transpac
8708 228 281 215 Romania Data Systems S.A.
1257 219 1073 172 SWIPnet Swedish IP Network
9116 216 134 23 Goldenlines main autonomous s
3269 208 2357 75 TELECOM ITALIA
30890 206 18 86 SC Kappa Invexim SRL
5416 204 13 13 BATELCO-BH
3246 202 353 192 Song Networks
8551 200 198 23 Bezeq International
6830 183 823 39 UPC Distribution Services
3300 177 171 95 AUCS Communications Services
786 172 1795 172 The JANET IP Service
3352 172 1751 30 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 777 1940 208 UniNet S.A. de C.V.
11830 484 299 19 Instituto Costarricense de El
11172 385 104 74 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 227 102 35 Telecom Argentina Stet-France
6503 210 170 94 AVANTEL, S.A.
6147 207 150 20 Telefonica Del Peru
11556 204 101 6 Cable-Wireless Panama
10481 181 72 8 Prima S.A.
21826 153 20 37 INTERCABLE
23216 146 19 43 RAMtelecom Telecomunicaciones
7910 144 10 31 ANDINET ON LINE
19169 139 9 22 Telconet
19429 138 84 34 E.T.B.
14522 129 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 290 868 232 The Internet Solution
8452 218 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 84 175 73 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 39 6 3 Jambonet Autonomous system
33774 38 12 22 AS Number for Telecom Algeria
23889 37 10 15 MAURITIUS TELECOM
16637 33 21 25 Johnnic e-Ventures
8524 30 2 6 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 1235 986 CHINANET-BACKBONE
4755 1047 978 Videsh Sanchar Nigam Ltd. Aut
18566 981 973 Covad Communications
9498 892 827 BHARTI BT INTERNET LTD.
11492 825 814 Cable One
4323 1052 756 Time Warner Telecom
9583 1001 723 Sify Limited
22773 712 671 Cox Communications, Inc.
19262 784 606 Verizon Global Networks
8151 777 569 UniNet S.A. de C.V.
17488 556 536 Hathway IP Over Cable Interne
5668 545 526 CenturyTel Internet Holdings,
721 819 523 DLA Systems Automation Center
6197 1020 515 BellSouth Network Solutions,
19916 567 510 OLM LLC
7545 551 477 TPG Internet Pty Ltd
18101 490 467 Reliance Infocom Ltd Internet
855 539 466 Canadian Research Network
11830 484 465 Instituto Costarricense de El
15270 492 458 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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
172.33.1.0/24 7018 AT&T WorldNet Services
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
192.172.0.0/19 721 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 /12:112
/13:226 /14:401 /15:797 /16:9099 /17:3643 /18:5850
/19:12704 /20:14320 /21:12781 /22:16225 /23:17799 /24:109640
/25:618 /26:459 /27:360 /28:75 /29:45 /30:91
/31:0 /32:25
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 964 981 Covad Communications
9583 835 1001 Sify Limited
7018 831 1553 AT&T WorldNet Services
2386 825 1108 AT&T Data Communications Serv
11492 811 825 Cable One
6197 796 1020 BellSouth Network Solutions,
23577 761 775 KRNIC
7011 598 693 Citizens Utilities
19916 562 567 OLM LLC
4766 556 745 Korea Telecom (KIX)
9498 547 892 BHARTI BT INTERNET LTD.
4755 469 1047 Videsh Sanchar Nigam Ltd. Aut
15270 462 492 PaeTec.net -a division of Pae
855 436 539 Canadian Research Network
18101 422 490 Reliance Infocom Ltd Internet
5668 419 545 CenturyTel Internet Holdings,
17849 409 423 Telecommunications Technology
1239 404 823 Sprint
6198 388 549 BellSouth Network Solutions,
33588 387 410 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1647 13:1 15:15
16:3 17:3 18:4 20:39 24:831 25:1
32:55 38:267 40:56 41:47 44:2 47:10
52:4 53:1 55:1 56:3 57:24 58:269
59:348 60:221 61:951 62:1058 63:1884 64:3177
65:2287 66:3120 67:680 68:658 69:1708 70:402
71:114 72:1023 74:112 75:42 76:15 77:2
80:818 81:776 82:641 83:387 84:478 85:728
86:419 87:441 88:261 89:651 90:1 91:95
97:1 121:77 122:41 123:3 124:474 125:742
128:309 129:207 130:128 131:319 132:48 133:9
134:177 135:41 136:179 137:114 138:189 139:48
140:522 141:135 142:345 143:215 144:255 145:67
146:323 147:139 148:367 149:172 150:110 151:118
152:82 153:116 154:5 155:262 156:148 157:151
158:167 159:139 160:98 161:80 162:218 163:158
164:237 165:238 166:244 167:278 168:478 169:123
170:382 171:12 172:1 189:27 190:288 192:5745
193:3600 194:2838 195:2169 196:912 198:3791 199:3296
200:4594 201:936 202:7006 203:7225 204:3959 205:2096
206:2420 207:2905 208:2347 209:3564 210:2219 211:855
212:1355 213:1461 214:386 215:39 216:4093 217:1150
218:333 219:259 220:803 221:378 222:248
End of report
Report Website: http://thyme.apnic.net
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