[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 17 18:02:45 UTC 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 18 Nov, 2006
Analysis Summary
----------------
BGP routing table entries examined: 203977
Prefixes after maximum aggregation: 110635
Unique aggregates announced to Internet: 99054
Total ASes present in the Internet Routing Table: 23714
Origin-only ASes present in the Internet Routing Table: 20668
Origin ASes announcing only one prefix: 9968
Transit ASes present in the Internet Routing Table: 3046
Transit-only ASes present in the Internet Routing Table: 82
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: 3
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 7
Number of addresses announced to Internet: 1636930476
Equivalent to 97 /8s, 145 /16s and 147 /24s
Percentage of available address space announced: 44.2
Percentage of allocated address space announced: 62.7
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 103463
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45034
Total APNIC prefixes after maximum aggregation: 18334
Prefixes being announced from the APNIC address blocks: 42613
Unique aggregates announced from the APNIC address blocks: 18655
APNIC Region origin ASes present in the Internet Routing Table: 2761
APNIC Region origin ASes announcing only one prefix: 779
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: 269241056
Equivalent to 16 /8s, 12 /16s and 74 /24s
Percentage of available APNIC address space announced: 84.2
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: 101463
Total ARIN prefixes after maximum aggregation: 59963
Prefixes being announced from the ARIN address blocks: 74702
Unique aggregates announced from the ARIN address blocks: 28353
ARIN Region origin ASes present in the Internet Routing Table: 11159
ARIN Region origin ASes announcing only one prefix: 4256
ARIN Region transit ASes present in the Internet Routing Table: 1032
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 310888832
Equivalent to 18 /8s, 135 /16s and 201 /24s
Percentage of available ARIN address space announced: 68.6
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: 41751
Total RIPE prefixes after maximum aggregation: 27478
Prefixes being announced from the RIPE address blocks: 38656
Unique aggregates announced from the RIPE address blocks: 25768
RIPE Region origin ASes present in the Internet Routing Table: 8794
RIPE Region origin ASes announcing only one prefix: 4639
RIPE Region transit ASes present in the Internet Routing Table: 1412
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 276008708
Equivalent to 16 /8s, 115 /16s and 143 /24s
Percentage of available RIPE address space announced: 74.8
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
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: 13339
Total LACNIC prefixes after maximum aggregation: 3928
Prefixes being announced from the LACNIC address blocks: 11292
Unique aggregates announced from the LACNIC address blocks: 6919
LACNIC Region origin ASes present in the Internet Routing Table: 751
LACNIC Region origin ASes announcing only one prefix: 246
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: 17
Number of LACNIC addresses announced to Internet: 34189056
Equivalent to 2 /8s, 9 /16s and 175 /24s
Percentage of available LACNIC address space announced: 50.9
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: 2389
Total AfriNIC prefixes after maximum aggregation: 932
Prefixes being announced from the AfriNIC address blocks: 1656
Unique aggregates announced from the AfriNIC address blocks: 1052
AfriNIC Region origin ASes present in the Internet Routing Table: 167
AfriNIC Region origin ASes announcing only one prefix: 48
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: 4487168
Equivalent to 0 /8s, 68 /16s and 120 /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 8533 248 CHINANET-BACKBONE
4755 1032 384 67 Videsh Sanchar Nigam Ltd. Aut
9583 935 109 15 Sify Limited
9498 884 212 64 BHARTI BT INTERNET LTD.
23577 772 35 702 KRNIC
4766 743 4945 305 Korea Telecom (KIX)
1221 584 1714 449 Telstra Pty Ltd
17488 552 34 18 Hathway IP Over Cable Interne
7545 547 124 73 TPG Internet Pty Ltd
17676 500 10934 64 Softbank BB Corp.
18101 482 86 21 Reliance Infocom Ltd Internet
9443 443 111 74 Primus Telecommunications
9942 440 82 132 COMindico Australia
4812 439 749 63 China Telecom (Shanghai)
17849 430 36 126 Telecommunications Technology
4802 411 86 151 Wantree Development
17974 369 129 12 PT TELEKOMUNIKASI INDONESIA
17557 368 32 179 Pakistan Telecom
2907 333 1749 310 SINET Japan
4837 320 3553 138 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1545 6188 980 AT&T WorldNet Services
2386 1109 570 738 AT&T Data Communications Serv
4323 1038 804 298 Time Warner Telecom
6197 1023 626 496 BellSouth Network Solutions,
18566 977 272 8 Covad Communications
701 948 6706 772 UUNET Technologies, Inc.
174 945 6822 870 Cogent Communications
721 846 21922 302 DLA Systems Automation Center
1239 838 2731 585 Sprint
20115 834 687 413 Charter Communications
11492 806 98 15 Cable One
19262 784 2436 177 Verizon Global Networks
22773 714 1743 41 Cox Communications, Inc.
209 709 3761 553 Qwest
7011 691 213 431 Citizens Utilities
852 592 1084 386 Telus Advanced Communications
19916 567 48 57 OLM LLC
5668 550 161 19 CenturyTel Internet Holdings,
6198 548 526 255 BellSouth Network Solutions,
855 540 250 74 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 553 1929 431 UUNET - Commercial IP service
3301 313 1200 296 TeliaNet Sweden
3320 298 4992 246 Deutsche Telekom AG
24863 286 44 27 LINKdotNET AS number
8220 272 472 262 COLT Telecommunications
6746 259 92 236 Dynamic Network Technologies,
680 250 2041 246 DFN-IP service G-WiN
3246 230 459 219 Song Networks
9116 228 134 23 Goldenlines main autonomous s
8708 221 279 208 Romania Data Systems S.A.
3215 219 1964 93 France Telecom Transpac
1257 218 1073 172 SWIPnet Swedish IP Network
8551 215 198 30 Bezeq International
3269 208 2357 75 TELECOM ITALIA
30890 194 17 83 SC Kappa Invexim SRL
5416 188 13 13 BATELCO-BH
3300 176 171 95 AUCS Communications Services
6830 173 695 38 UPC Distribution Services
786 171 1779 171 The JANET IP Service
3352 168 1703 31 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 759 1921 208 UniNet S.A. de C.V.
11830 484 299 19 Instituto Costarricense de El
11172 400 101 89 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
22047 307 206 11 VTR PUNTO NET S.A.
6471 266 74 30 ENTEL CHILE S.A.
14117 254 16 13 Telefonica del Sur S.A.
6147 223 150 23 Telefonica Del Peru
7303 214 96 38 Telecom Argentina Stet-France
6503 209 170 94 AVANTEL, S.A.
11556 195 96 4 Cable-Wireless Panama
10481 181 72 8 Prima S.A.
21826 151 20 34 INTERCABLE
23216 143 19 43 RAMtelecom Telecomunicaciones
19169 139 9 22 Telconet
19429 135 84 34 E.T.B.
14522 130 20 13 SatNet S.A.
18822 129 8 10 TELEFONICA MANQUEHUE
7910 127 9 35 ANDINET ON LINE
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 293 804 233 The Internet Solution
8452 186 60 9 TEDATA
15475 153 84 4 Nile Online
6713 145 139 12 Itissalat Al-MAGHRIB
2018 133 297 111 Tertiary Education Network
5536 122 8 17 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 110 6 4 EEPAD TISP TELECOM & INTERNET
2905 78 173 71 The Internetworking Company o
2561 56 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
12455 40 6 3 Jambonet Autonomous system
5713 36 293 32 Telkom SA Ltd
33774 34 8 21 AS Number for Telecom Algeria
16637 33 21 25 Johnnic e-Ventures
8524 31 2 5 AUCEGYPT Autonomous System
23889 30 9 12 MAURITIUS TELECOM
21280 26 4 4 Swift Global Kenya Ltd.Is an
10798 23 1 14 Standard Bank of South Africa
33766 21 2 1 Nyala Communications Pty Ltd
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1231 983 CHINANET-BACKBONE
18566 977 969 Covad Communications
4755 1032 965 Videsh Sanchar Nigam Ltd. Aut
9583 935 920 Sify Limited
9498 884 820 BHARTI BT INTERNET LTD.
11492 806 791 Cable One
4323 1038 740 Time Warner Telecom
22773 714 673 Cox Communications, Inc.
19262 784 607 Verizon Global Networks
8151 759 551 UniNet S.A. de C.V.
721 846 544 DLA Systems Automation Center
17488 552 534 Hathway IP Over Cable Interne
5668 550 531 CenturyTel Internet Holdings,
6197 1023 527 BellSouth Network Solutions,
19916 567 510 OLM LLC
7545 547 474 TPG Internet Pty Ltd
855 540 466 Canadian Research Network
11830 484 465 Instituto Costarricense de El
18101 482 461 Reliance Infocom Ltd Internet
15270 485 451 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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
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
192.172.0.0/19 721 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 /12:110
/13:220 /14:398 /15:795 /16:9058 /17:3599 /18:5810
/19:12653 /20:14225 /21:12745 /22:16148 /23:17608 /24:108822
/25:661 /26:476 /27:359 /28:67 /29:41 /30:80
/31:0 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 960 977 Covad Communications
2386 827 1109 AT&T Data Communications Serv
7018 822 1545 AT&T WorldNet Services
6197 802 1023 BellSouth Network Solutions,
11492 792 806 Cable One
9583 766 935 Sify Limited
23577 758 772 KRNIC
7011 596 691 Citizens Utilities
19916 562 567 OLM LLC
4766 554 743 Korea Telecom (KIX)
9498 535 884 BHARTI BT INTERNET LTD.
4755 462 1032 Videsh Sanchar Nigam Ltd. Aut
15270 455 485 PaeTec.net -a division of Pae
855 436 540 Canadian Research Network
5668 426 550 CenturyTel Internet Holdings,
1239 420 838 Sprint
17849 416 430 Telecommunications Technology
18101 415 482 Reliance Infocom Ltd Internet
6198 388 548 BellSouth Network Solutions,
33588 387 408 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1639 13:1 15:15
16:3 17:3 18:4 20:39 24:850 25:1
32:56 38:265 40:57 41:23 44:2 47:8
52:4 53:1 55:1 56:3 57:26 58:263
59:319 60:221 61:946 62:1060 63:1880 64:3164
65:2285 66:3050 67:658 68:657 69:1700 70:403
71:114 72:996 74:112 75:42 76:14 80:830
81:749 82:641 83:385 84:457 85:759 86:418
87:419 88:244 89:619 91:75 121:67 122:27
123:3 124:440 125:708 128:290 129:206 130:125
131:315 132:35 133:9 134:177 135:42 136:179
137:113 138:186 139:49 140:525 141:134 142:347
143:192 144:246 145:67 146:324 147:138 148:367
149:175 150:115 151:118 152:83 153:121 154:5
155:261 156:147 157:161 158:152 159:173 160:98
161:88 162:215 163:154 164:237 165:235 166:243
167:270 168:488 169:124 170:389 171:11 190:287
192:5745 193:3579 194:2779 195:2138 196:878 198:3779
199:3292 200:4576 201:954 202:6948 203:7152 204:3934
205:2089 206:2416 207:2896 208:2326 209:3556 210:2166
211:873 212:1372 213:1448 214:382 215:39 216:4130
217:1164 218:341 219:257 220:794 221:356 222:250
End of report
Report Website: http://thyme.apnic.net
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