Orbit

Routing Table Report 00:00 GMT Thu 26 Mar, 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: 285278 Prefixes after maximum aggregation: 134658 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 139276 Total ASes present in the Internet Routing Table: 30914 Prefixes per ASN: 9.23 Origin-only ASes present in the Internet Routing Table: 26868 Origin ASes announcing only one prefix: 13099 Transit ASes present in the Internet Routing Table: 4046 Transit-only ASes present in the Internet Routing Table: 101 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 33 Max AS path prepend of ASN (41827) 21 Prefixes from unregistered ASNs in the Routing Table: 582 Unregistered ASNs in the Routing Table: 207 Number of 32-bit ASNs allocated by the RIRs: 134 Prefixes from 32-bit ASNs in the Routing Table: 19 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 249 Number of addresses announced to Internet: 2021931079 Equivalent to 120 /8s, 132 /16s and 56 /24s Percentage of available address space announced: 54.6 Percentage of allocated address space announced: 63.8 Percentage of available address space allocated: 85.5 Percentage of address space in use by end-sites: 76.0 Total number of prefixes smaller than registry allocations: 140548

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

Prefixes being announced by APNIC Region ASes: 65424 Total APNIC prefixes after maximum aggregation: 23301 APNIC Deaggregation factor: 2.81 Prefixes being announced from the APNIC address blocks: 62077 Unique aggregates announced from the APNIC address blocks: 28389 APNIC Region origin ASes present in the Internet Routing Table: 3563 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 972 APNIC Region transit ASes present in the Internet Routing Table: 554 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 33 Number of APNIC addresses announced to Internet: 409092608 Equivalent to 24 /8s, 98 /16s and 66 /24s Percentage of available APNIC address space announced: 81.3

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: 123382 Total ARIN prefixes after maximum aggregation: 65852 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 92101 Unique aggregates announced from the ARIN address blocks: 36213 ARIN Region origin ASes present in the Internet Routing Table: 12874 ARIN Prefixes per ASN: 7.15 ARIN Region origin ASes announcing only one prefix: 4945 ARIN Region transit ASes present in the Internet Routing Table: 1253 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 20 Number of ARIN addresses announced to Internet: 420273921 Equivalent to 25 /8s, 12 /16s and 223 /24s Percentage of available ARIN address space announced: 80.8

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: 65729 Total RIPE prefixes after maximum aggregation: 37880 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 60659 Unique aggregates announced from the RIPE address blocks: 39564 RIPE Region origin ASes present in the Internet Routing Table: 12849 RIPE Prefixes per ASN: 4.72 RIPE Region origin ASes announcing only one prefix: 6754 RIPE Region transit ASes present in the Internet Routing Table: 1935 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 391602088 Equivalent to 23 /8s, 87 /16s and 95 /24s Percentage of available RIPE address space announced: 83.4

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 40960-45055, 47104-52223 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: 25421 Total LACNIC prefixes after maximum aggregation: 5859 LACNIC Deaggregation factor: 4.34 Prefixes being announced from the LACNIC address blocks: 23537 Unique aggregates announced from the LACNIC address blocks: 11885 LACNIC Region origin ASes present in the Internet Routing Table: 1084 LACNIC Prefixes per ASN: 21.71 LACNIC Region origin ASes announcing only one prefix: 341 LACNIC Region transit ASes present in the Internet Routing Table: 180 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 61807882 Equivalent to 3 /8s, 175 /16s and 29 /24s Percentage of available LACNIC address space announced: 61.4

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 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: 4836 Total AfriNIC prefixes after maximum aggregation: 1390 AfriNIC Deaggregation factor: 3.48 Prefixes being announced from the AfriNIC address blocks: 4520 Unique aggregates announced from the AfriNIC address blocks: 1350 AfriNIC Region origin ASes present in the Internet Routing Table: 289 AfriNIC Prefixes per ASN: 15.64 AfriNIC Region origin ASes announcing only one prefix: 87 AfriNIC Region transit ASes present in the Internet Routing Table: 60 Average AfriNIC Region AS path length visible: 4.1 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 10140416 Equivalent to 0 /8s, 154 /16s and 187 /24s Percentage of available AfriNIC address space announced: 30.2

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 1531 121 96 Hathway IP Over Cable Interne 4766 1530 6928 392 Korea Telecom (KIX) 4755 1176 405 179 Videsh Sanchar Nigam Ltd. Aut 9583 1098 86 534 Sify Limited 4134 914 16398 367 CHINANET-BACKBONE 7545 782 164 107 TPG Internet Pty Ltd 18101 755 206 31 Reliance Infocom Ltd Internet 9498 691 296 50 BHARTI BT INTERNET LTD. 24560 678 228 175 Bharti Airtel Ltd. 9829 637 491 20 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 4322 3672 329 bellsouth.net, inc. 4323 1802 1045 375 Time Warner Telecom 1785 1734 717 139 AppliedTheory Corporation 20115 1594 1430 725 Charter Communications 7018 1448 9984 1016 AT&T WorldNet Services 6478 1298 298 526 AT&T Worldnet Services 2386 1254 665 907 AT&T Data Communications Serv 11492 1195 192 12 Cable One 3356 1190 10978 447 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 1243 188 7 TEDATA 3292 479 1762 395 TDC Tele Danmark 35228 478 144 5 Avatar Broadband Limited 30890 435 86 193 Evolva Telecom 12479 404 578 6 Uni2 Autonomous System 3320 353 7081 296 Deutsche Telekom AG 3301 343 1685 308 TeliaNet Sweden 8866 337 109 22 Bulgarian Telecommunication C 3215 336 2985 109 France Telecom Transpac 29049 322 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 1838 260 80 Telecom Argentina Stet-France 8151 1444 2832 234 Uninet S.A. de C.V. 10620 839 191 98 TVCABLE BOGOTA 22047 606 302 14 Types of queries are: POCs, o 11830 520 294 42 Instituto Costarricense de El 16814 491 31 10 NSS, S.A. 6471 443 96 33 ENTEL CHILE S.A. 7738 410 794 28 Telecomunicacoes da Bahia S.A 11172 408 102 72 Alestra 16735 386 108 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 831 74 30 LINKdotNET AS number 20858 292 34 3 EgyNet 3741 273 858 232 The Internet Solution 2018 241 215 141 TENET-1 6713 159 150 15 Itissalat Al-MAGHRIB 33783 148 10 8 EEPAD TISP TELECOM & INTERNET 29571 132 15 8 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 33776 117 6 3 Starcomms Nigeria Limited 5713 115 507 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 4322 3672 329 bellsouth.net, inc. 7303 1838 260 80 Telecom Argentina Stet-France 4323 1802 1045 375 Time Warner Telecom 1785 1734 717 139 AppliedTheory Corporation 20115 1594 1430 725 Charter Communications 17488 1531 121 96 Hathway IP Over Cable Interne 4766 1530 6928 392 Korea Telecom (KIX) 7018 1448 9984 1016 AT&T WorldNet Services 8151 1444 2832 234 Uninet S.A. de C.V. 6478 1298 298 526 AT&T Worldnet Services

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

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

ASN No of nets Net Savings Description 7303 1838 1758 Telecom Argentina Stet-France 1785 1734 1595 AppliedTheory Corporation 17488 1531 1435 Hathway IP Over Cable Interne 4323 1802 1427 Time Warner Telecom 8452 1243 1236 TEDATA 8151 1444 1210 Uninet S.A. de C.V. 11492 1195 1183 Cable One 4766 1530 1138 Korea Telecom (KIX) 18566 1061 1051 Covad Communications 4755 1176 997 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 24.246.0.0/17 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 63.140.213.0/24 22555 Universal Talkware Corporatio

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 /8:20 /9:10 /10:20 /11:57 /12:167 /13:329 /14:589 /15:1152 /16:10403 /17:4644 /18:7953 /19:16841 /20:20044 /21:19826 /22:25924 /23:25601 /24:150220 /25:204 /26:288 /27:235 /28:228 /29:247 /30:152 /31:11 /32:113

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

ASN No of nets Total ann. Description 6389 2808 4322 bellsouth.net, inc. 7303 1370 1838 Telecom Argentina Stet-France 17488 1301 1531 Hathway IP Over Cable Interne 4766 1235 1530 Korea Telecom (KIX) 8452 1222 1243 TEDATA 11492 1151 1195 Cable One 1785 1142 1734 AppliedTheory Corporation 18566 1042 1061 Covad Communications 2386 957 1254 AT&T Data Communications Serv 9583 950 1098 Sify Limited

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

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

4:13 8:173 12:2209 13:3 15:19 16:3 17:4 20:35 24:1134 32:146 38:551 40:97 41:1993 43:1 44:2 47:21 52:3 55:2 56:3 57:37 58:531 59:618 60:460 61:1109 62:1182 63:1946 64:3578 65:2414 66:3612 67:1490 68:686 69:2505 70:513 71:164 72:1684 73:2 74:1465 75:207 76:309 77:836 78:547 79:304 80:957 81:823 82:577 83:409 84:601 85:1014 86:396 87:641 88:352 89:1491 90:45 91:2069 92:320 93:1168 94:1227 95:827 96:106 97:184 98:242 99:17 109:1 110:29 112:92 113:89 114:231 115:233 116:1132 117:481 118:283 119:655 120:141 121:725 122:978 123:543 124:960 125:1302 128:221 129:226 130:129 131:414 132:74 133:9 134:187 135:39 136:241 137:152 138:147 139:88 140:434 141:104 142:389 143:329 144:324 145:43 146:374 147:152 148:511 149:315 150:147 151:200 152:150 153:143 154:11 155:266 156:167 157:298 158:133 159:273 160:281 161:137 162:270 163:150 164:478 165:526 166:277 167:360 168:679 169:162 170:499 171:38 172:10 173:246 174:149 178:1 186:7 187:77 188:8 189:401 190:3006 192:5852 193:4312 194:3423 195:2733 196:1073 198:3733 199:3323 200:5785 201:1490 202:8003 203:8062 204:3785 205:2169 206:2374 207:2760 208:3891 209:3409 210:2654 211:1135 212:1524 213:1748 214:71 215:24 216:4511 217:1275 218:364 219:414 220:1209 221:451 222:259

End of report