[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 10 18:02:34 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 11 Nov, 2006
Analysis Summary
----------------
BGP routing table entries examined: 202898
Prefixes after maximum aggregation: 110235
Unique aggregates announced to Internet: 98574
Total ASes present in the Internet Routing Table: 23617
Origin-only ASes present in the Internet Routing Table: 20571
Origin ASes announcing only one prefix: 9916
Transit ASes present in the Internet Routing Table: 3046
Transit-only ASes present in the Internet Routing Table: 79
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: 5
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: 1632337484
Equivalent to 97 /8s, 75 /16s and 126 /24s
Percentage of available address space announced: 44.0
Percentage of allocated address space announced: 60.9
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 102613
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44828
Total APNIC prefixes after maximum aggregation: 18271
Prefixes being announced from the APNIC address blocks: 42407
Unique aggregates announced from the APNIC address blocks: 18544
APNIC Region origin ASes present in the Internet Routing Table: 2751
APNIC Region origin ASes announcing only one prefix: 774
APNIC Region transit ASes present in the Internet Routing Table: 413
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 268148384
Equivalent to 15 /8s, 251 /16s and 158 /24s
Percentage of available APNIC address space announced: 83.8
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: 101382
Total ARIN prefixes after maximum aggregation: 59857
Prefixes being announced from the ARIN address blocks: 74626
Unique aggregates announced from the ARIN address blocks: 28255
ARIN Region origin ASes present in the Internet Routing Table: 11124
ARIN Region origin ASes announcing only one prefix: 4234
ARIN Region transit ASes present in the Internet Routing Table: 1031
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 309186464
Equivalent to 18 /8s, 109 /16s and 207 /24s
Percentage of available ARIN address space announced: 68.3
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: 41229
Total RIPE prefixes after maximum aggregation: 27278
Prefixes being announced from the RIPE address blocks: 38059
Unique aggregates announced from the RIPE address blocks: 25596
RIPE Region origin ASes present in the Internet Routing Table: 8751
RIPE Region origin ASes announcing only one prefix: 4619
RIPE Region transit ASes present in the Internet Routing Table: 1417
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 274447876
Equivalent to 16 /8s, 91 /16s and 190 /24s
Percentage of available RIPE address space announced: 74.4
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: 13201
Total LACNIC prefixes after maximum aggregation: 3901
Prefixes being announced from the LACNIC address blocks: 11174
Unique aggregates announced from the LACNIC address blocks: 6837
LACNIC Region origin ASes present in the Internet Routing Table: 746
LACNIC Region origin ASes announcing only one prefix: 241
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 33985536
Equivalent to 2 /8s, 6 /16s and 148 /24s
Percentage of available LACNIC address space announced: 50.6
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: 2253
Total AfriNIC prefixes after maximum aggregation: 928
Prefixes being announced from the AfriNIC address blocks: 1644
Unique aggregates announced from the AfriNIC address blocks: 1045
AfriNIC Region origin ASes present in the Internet Routing Table: 166
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: 3.6
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4483840
Equivalent to 0 /8s, 68 /16s and 107 /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 1226 8497 247 CHINANET-BACKBONE
4755 1029 384 67 Videsh Sanchar Nigam Ltd. Aut
9583 961 109 15 Sify Limited
9498 871 212 63 BHARTI BT INTERNET LTD.
23577 774 35 704 KRNIC
4766 738 4949 306 Korea Telecom (KIX)
1221 604 1780 466 Telstra Pty Ltd
7545 547 124 73 TPG Internet Pty Ltd
17488 546 34 15 Hathway IP Over Cable Interne
17676 500 10934 64 Softbank BB Corp.
18101 474 86 22 Reliance Infocom Ltd Internet
9443 443 111 74 Primus Telecommunications
9942 439 80 132 COMindico Australia
4812 438 749 62 China Telecom (Shanghai)
17849 430 36 126 Telecommunications Technology
4802 411 86 151 Wantree Development
17557 367 32 178 Pakistan Telecom
17974 367 129 12 PT TELEKOMUNIKASI INDONESIA
2907 333 1733 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 1538 6188 982 AT&T WorldNet Services
2386 1111 570 737 AT&T Data Communications Serv
4323 1039 786 293 Time Warner Telecom
6197 1021 613 497 BellSouth Network Solutions,
18566 975 272 8 Covad Communications
701 950 6706 774 UUNET Technologies, Inc.
174 942 6838 866 Cogent Communications
721 856 21925 306 DLA Systems Automation Center
1239 837 2747 584 Sprint
11492 803 96 20 Cable One
19262 782 2426 177 Verizon Global Networks
20115 760 682 403 Charter Communications
22773 716 1744 42 Cox Communications, Inc.
209 705 3776 553 Qwest
7011 680 213 430 Citizens Utilities
852 594 1087 389 Telus Advanced Communications
19916 565 49 54 OLM LLC
855 539 250 74 Canadian Research Network
5668 539 161 19 CenturyTel Internet Holdings,
3602 526 125 106 Sprint Canada, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 551 1929 430 UUNET - Commercial IP service
3301 312 1200 296 TeliaNet Sweden
3320 309 5017 250 Deutsche Telekom AG
24863 285 43 31 LINKdotNET AS number
8220 273 472 263 COLT Telecommunications
6746 259 92 236 Dynamic Network Technologies,
680 250 2041 246 DFN-IP service G-WiN
9116 237 134 23 Goldenlines main autonomous s
3246 229 475 219 Song Networks
8708 222 279 209 Romania Data Systems S.A.
1257 221 1072 174 SWIPnet Swedish IP Network
3215 219 1964 93 France Telecom Transpac
8551 215 198 30 Bezeq International
3269 208 2357 75 TELECOM ITALIA
30890 202 18 80 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 770 1922 218 UniNet S.A. de C.V.
11830 484 299 19 Instituto Costarricense de El
11172 394 101 88 Servicios Alestra S.A de C.V
16814 330 20 9 NSS, S.A.
22047 303 206 11 VTR PUNTO NET S.A.
6471 266 74 30 ENTEL CHILE S.A.
14117 254 16 13 Telefonica del Sur S.A.
6147 221 150 22 Telefonica Del Peru
7303 212 95 37 Telecom Argentina Stet-France
6503 196 169 88 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
21826 147 19 31 INTERCABLE
7910 140 11 29 ANDINET ON LINE
11556 140 96 4 Cable-Wireless Panama
19169 139 9 22 Telconet
23216 136 19 43 RAMtelecom Telecomunicaciones
19429 135 84 34 E.T.B.
18822 129 8 10 TELEFONICA MANQUEHUE
14522 117 18 9 SatNet S.A.
14259 116 10 13 GTD Internet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 292 804 233 The Internet Solution
8452 164 60 7 TEDATA
6713 145 139 12 Itissalat Al-MAGHRIB
15475 134 84 4 Nile Online
2018 133 297 111 Tertiary Education Network
5536 122 8 17 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
2905 77 173 70 The Internetworking Company o
2561 56 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
12455 39 6 3 Jambonet Autonomous system
5713 36 293 32 Telkom SA Ltd
8524 30 2 6 AUCEGYPT Autonomous System
33774 30 7 20 AS Number for Telecom Algeria
23889 29 10 13 MAURITIUS TELECOM
21280 26 4 4 Swift Global Kenya Ltd.Is an
16637 24 19 23 Johnnic e-Ventures
10798 23 1 14 Standard Bank of South Africa
21491 21 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 1226 979 CHINANET-BACKBONE
18566 975 967 Covad Communications
4755 1029 962 Videsh Sanchar Nigam Ltd. Aut
9583 961 946 Sify Limited
9498 871 808 BHARTI BT INTERNET LTD.
11492 803 783 Cable One
4323 1039 746 Time Warner Telecom
22773 716 674 Cox Communications, Inc.
19262 782 605 Verizon Global Networks
8151 770 552 UniNet S.A. de C.V.
721 856 550 DLA Systems Automation Center
17488 546 531 Hathway IP Over Cable Interne
6197 1021 524 BellSouth Network Solutions,
5668 539 520 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
7545 547 474 TPG Internet Pty Ltd
855 539 465 Canadian Research Network
11830 484 465 Instituto Costarricense de El
18101 474 452 Reliance Infocom Ltd Internet
15270 482 447 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65261 PRIVATE 86.106.133.0/24 34916 SC Digital Construct
65261 PRIVATE 86.106.135.0/24 34916 SC Digital Construct
65261 PRIVATE 89.36.152.0/23 34916 SC Digital Construct
65000 PRIVATE 203.98.210.64/27 1803 SPRINT
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
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
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 /12:109
/13:217 /14:396 /15:789 /16:9049 /17:3580 /18:5789
/19:12627 /20:14201 /21:12589 /22:16014 /23:17468 /24:108317
/25:648 /26:460 /27:356 /28:67 /29:40 /30:80
/31:0 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 958 975 Covad Communications
2386 831 1111 AT&T Data Communications Serv
7018 816 1538 AT&T WorldNet Services
6197 801 1021 BellSouth Network Solutions,
9583 789 961 Sify Limited
11492 789 803 Cable One
23577 760 774 KRNIC
7011 586 680 Citizens Utilities
19916 559 565 OLM LLC
4766 547 738 Korea Telecom (KIX)
9498 530 871 BHARTI BT INTERNET LTD.
4755 458 1029 Videsh Sanchar Nigam Ltd. Aut
15270 451 482 PaeTec.net -a division of Pae
855 435 539 Canadian Research Network
5668 419 539 CenturyTel Internet Holdings,
1239 418 837 Sprint
17849 416 430 Telecommunications Technology
18101 407 474 Reliance Infocom Ltd Internet
22773 381 716 Cox Communications, Inc.
6517 371 398 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:56 12:1638 13:1 15:16 16:3
17:3 18:4 20:39 24:836 25:1 32:58
38:265 40:57 41:18 44:2 47:8 52:4
53:1 55:1 56:3 57:26 58:258 59:317
60:219 61:943 62:989 63:1878 64:3142 65:2255
66:3099 67:658 68:650 69:1680 70:404 71:109
72:1012 74:109 75:30 76:44 80:855 81:694
82:572 83:381 84:446 85:711 86:409 87:414
88:241 89:538 91:51 121:64 122:24 123:3
124:435 125:694 128:296 129:204 130:125 131:313
132:35 133:9 134:175 135:49 136:173 137:113
138:208 139:47 140:519 141:135 142:346 143:193
144:250 145:43 146:319 147:140 148:365 149:180
150:115 151:118 152:79 153:121 154:5 155:263
156:150 157:162 158:152 159:173 160:97 161:87
162:214 163:148 164:238 165:235 166:243 167:269
168:485 169:124 170:380 171:11 172:1 190:282
192:5749 193:3572 194:2765 195:2116 196:879 198:3795
199:3290 200:4568 201:946 202:6902 203:7113 204:3923
205:2102 206:2408 207:2889 208:2428 209:3560 210:2175
211:868 212:1338 213:1445 214:378 215:39 216:4128
217:1149 218:348 219:258 220:801 221:369 222:250
End of report
Report Website: http://thyme.apnic.net
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