Orbit

Routing Table Report 00:00 GMT Thu 26 Feb, 2009

NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.

Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/rviews/

Analysis Summary ----------------

BGP routing table entries examined: 282270 Prefixes after maximum aggregation: 133891 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 137528 Total ASes present in the Internet Routing Table: 30691 Prefixes per ASN: 9.20 Origin-only ASes present in the Internet Routing Table: 26703 Origin ASes announcing only one prefix: 12995 Transit ASes present in the Internet Routing Table: 3988 Transit-only ASes present in the Internet Routing Table: 90 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 24 Max AS path prepend of ASN (12445) 18 Prefixes from unregistered ASNs in the Routing Table: 606 Unregistered ASNs in the Routing Table: 213 Number of 32-bit ASNs allocated by the RIRs: 110 Prefixes from 32-bit ASNs in the Routing Table: 16 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 220 Number of addresses announced to Internet: 2009193484 Equivalent to 119 /8s, 193 /16s and 220 /24s Percentage of available address space announced: 54.2 Percentage of allocated address space announced: 63.4 Percentage of available address space allocated: 85.5 Percentage of address space in use by end-sites: 75.9 Total number of prefixes smaller than registry allocations: 138790

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 64526 Total APNIC prefixes after maximum aggregation: 23188 APNIC Deaggregation factor: 2.78 Prefixes being announced from the APNIC address blocks: 61382 Unique aggregates announced from the APNIC address blocks: 28049 APNIC Region origin ASes present in the Internet Routing Table: 3527 APNIC Prefixes per ASN: 17.40 APNIC Region origin ASes announcing only one prefix: 961 APNIC Region transit ASes present in the Internet Routing Table: 549 Average APNIC Region AS path length visible: 5.6 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 403536640 Equivalent to 24 /8s, 13 /16s and 123 /24s Percentage of available APNIC address space announced: 80.2

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 122957 Total ARIN prefixes after maximum aggregation: 65686 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91677 Unique aggregates announced from the ARIN address blocks: 35721 ARIN Region origin ASes present in the Internet Routing Table: 12833 ARIN Prefixes per ASN: 7.14 ARIN Region origin ASes announcing only one prefix: 4939 ARIN Region transit ASes present in the Internet Routing Table: 1242 Average ARIN Region AS path length visible: 5.0 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 416337409 Equivalent to 24 /8s, 208 /16s and 206 /24s Percentage of available ARIN address space announced: 80.1

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, 46080-47103 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8,

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 64577 Total RIPE prefixes after maximum aggregation: 37527 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 59445 Unique aggregates announced from the RIPE address blocks: 38786 RIPE Region origin ASes present in the Internet Routing Table: 12725 RIPE Prefixes per ASN: 4.67 RIPE Region origin ASes announcing only one prefix: 6674 RIPE Region transit ASes present in the Internet Routing Table: 1918 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 389680744 Equivalent to 23 /8s, 58 /16s and 14 /24s Percentage of available RIPE address space announced: 83.0

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 40960-45055, 47104-49151 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 25144 Total LACNIC prefixes after maximum aggregation: 5702 LACNIC Deaggregation factor: 4.41 Prefixes being announced from the LACNIC address blocks: 23286 Unique aggregates announced from the LACNIC address blocks: 11781 LACNIC Region origin ASes present in the Internet Routing Table: 1067 LACNIC Prefixes per ASN: 21.82 LACNIC Region origin ASes announcing only one prefix: 337 LACNIC Region transit ASes present in the Internet Routing Table: 174 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 61034394 Equivalent to 3 /8s, 163 /16s and 79 /24s Percentage of available LACNIC address space announced: 60.6

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 4552 Total AfriNIC prefixes after maximum aggregation: 1379 AfriNIC Deaggregation factor: 3.30 Prefixes being announced from the AfriNIC address blocks: 4279 Unique aggregates announced from the AfriNIC address blocks: 1410 AfriNIC Region origin ASes present in the Internet Routing Table: 283 AfriNIC Prefixes per ASN: 15.12 AfriNIC Region origin ASes announcing only one prefix: 84 AfriNIC Region transit ASes present in the Internet Routing Table: 55 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 10020224 Equivalent to 0 /8s, 152 /16s and 229 /24s Percentage of available AfriNIC address space announced: 29.9

AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 17488 1522 117 100 Hathway IP Over Cable Interne 4766 1520 6928 394 Korea Telecom (KIX) 4755 1171 403 179 Videsh Sanchar Nigam Ltd. Aut 9583 1096 86 523 Sify Limited 4134 908 16239 367 CHINANET-BACKBONE 18101 750 198 25 Reliance Infocom Ltd Internet 7545 732 159 102 TPG Internet Pty Ltd 9498 683 297 51 BHARTI BT INTERNET LTD. 24560 675 228 174 Bharti Airtel Ltd. 9829 638 491 18 BSNL National Internet Backbo

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 4368 3688 342 bellsouth.net, inc. 4323 1780 1081 377 Time Warner Telecom 1785 1751 733 139 AppliedTheory Corporation 20115 1606 1426 719 Charter Communications 7018 1441 9982 1000 AT&T WorldNet Services 2386 1262 668 908 AT&T Data Communications Serv 6478 1253 300 502 AT&T Worldnet Services 11492 1201 192 12 Cable One 3356 1141 10976 440 Level 3 Communications, LLC 18566 1061 296 10 Covad Communications

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1233 188 7 TEDATA 35228 459 144 5 Avatar Broadband Limited 3292 452 1762 389 TDC Tele Danmark 30890 445 88 202 Evolva Telecom 12479 397 578 6 Uni2 Autonomous System 3320 344 7081 293 Deutsche Telekom AG 3301 339 1669 304 TeliaNet Sweden 8866 337 109 22 Bulgarian Telecommunication C 3215 331 2946 103 France Telecom Transpac 29049 328 26 3 AzerSat LLC.

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 7303 1811 256 79 Telecom Argentina Stet-France 8151 1443 2831 231 Uninet S.A. de C.V. 10620 769 168 100 TVCABLE BOGOTA 11830 694 299 9 Instituto Costarricense de El 22047 614 302 14 Types of queries are: POCs, o 6471 439 96 33 ENTEL CHILE S.A. 16814 427 27 11 NSS, S.A. 7738 410 794 28 Telecomunicacoes da Bahia S.A 11172 403 118 74 Alestra 16735 380 108 10 Companhia de Telecomunicacoes

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 24863 664 75 29 LINKdotNET AS number 20858 293 34 3 EgyNet 3741 271 857 229 The Internet Solution 2018 242 215 142 TENET-1 33783 150 10 8 EEPAD TISP TELECOM & INTERNET 6713 144 135 11 Itissalat Al-MAGHRIB 29571 130 15 8 Ci Telecom Autonomous system 5536 119 7 20 Internet Egypt Network 33776 118 6 3 Starcomms Nigeria Limited 5713 117 523 65 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 4368 3688 342 bellsouth.net, inc. 7303 1811 256 79 Telecom Argentina Stet-France 4323 1780 1081 377 Time Warner Telecom 1785 1751 733 139 AppliedTheory Corporation 20115 1606 1426 719 Charter Communications 17488 1522 117 100 Hathway IP Over Cable Interne 4766 1520 6928 394 Korea Telecom (KIX) 8151 1443 2831 231 Uninet S.A. de C.V. 7018 1441 9982 1000 AT&T WorldNet Services 2386 1262 668 908 AT&T Data Communications Serv

Complete listing at http://thyme.apnic.net/rviews/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 7303 1811 1732 Telecom Argentina Stet-France 1785 1751 1612 AppliedTheory Corporation 17488 1522 1422 Hathway IP Over Cable Interne 4323 1780 1403 Time Warner Telecom 8452 1233 1226 TEDATA 8151 1443 1212 Uninet S.A. de C.V. 11492 1201 1189 Cable One 4766 1520 1126 Korea Telecom (KIX) 18566 1061 1051 Covad Communications 4755 1171 992 Videsh Sanchar Nigam Ltd. Aut

Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/rviews/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.29.248.71/32 286 KPNQwest Backbone AS

Complete listing at http://thyme.apnic.net/rviews/data-dsua

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.220.16.0/20 8668 TelOne Zimbabwe P/L 41.223.112.0/22 5713 Telkom SA Ltd 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.apnic.net/rviews/data-add-IANA

Number of prefixes announced per prefix length (Global) -------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:21 /9:10 /10:20 /11:56 /12:166 /13:325 /14:581 /15:1138 /16:10377 /17:4606 /18:7865 /19:16724 /20:19764 /21:19549 /22:25410 /23:25425 /24:148887 /25:218 /26:280 /27:217 /28:195 /29:184 /30:138 /31:0 /32:114

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 6389 2847 4368 bellsouth.net, inc. 7303 1340 1811 Telecom Argentina Stet-France 17488 1293 1522 Hathway IP Over Cable Interne 4766 1227 1520 Korea Telecom (KIX) 8452 1212 1233 TEDATA 11492 1161 1201 Cable One 1785 1157 1751 AppliedTheory Corporation 18566 1042 1061 Covad Communications 2386 955 1262 AT&T Data Communications Serv 9583 948 1096 Sify Limited

Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos

Number of /24s announced per /8 block (Global) ----------------------------------------------

4:13 8:184 12:2217 13:2 15:20 16:3 17:4 20:35 24:1132 32:132 38:547 40:96 41:1948 43:1 44:2 47:10 52:3 55:2 56:3 57:37 58:533 59:613 60:458 61:1099 62:1147 63:1947 64:3554 65:2417 66:3573 67:1481 68:660 69:2479 70:507 71:158 72:1630 73:2 74:1431 75:202 76:311 77:794 78:565 79:325 80:972 81:830 82:563 83:412 84:593 85:1006 86:398 87:648 88:351 89:1398 90:42 91:2001 92:272 93:1160 94:1120 95:424 96:90 97:181 98:193 99:16 109:1 112:13 113:77 114:193 115:228 116:1127 117:499 118:285 119:643 120:133 121:724 122:962 123:522 124:937 125:1281 128:221 129:222 130:135 131:411 132:73 133:9 134:337 135:38 136:223 137:139 138:145 139:86 140:413 141:105 142:382 143:338 144:320 145:40 146:373 147:151 148:538 149:309 150:141 151:198 152:150 153:140 154:10 155:260 156:170 157:295 158:148 159:241 160:282 161:138 162:268 163:140 164:517 165:506 166:274 167:354 168:681 169:163 170:496 171:39 172:10 173:222 174:79 178:1 186:6 187:55 188:6 189:384 190:2900 192:5849 193:4317 194:3429 195:2781 196:1071 198:3717 199:3294 200:5794 201:1610 202:7962 203:8000 204:3934 205:2176 206:2362 207:2756 208:3868 209:3440 210:2639 211:1159 212:1511 213:1727 214:68 215:26 216:4539 217:1225 218:373 219:406 220:1221 221:458 222:321

End of report