Orbit

Routing Table Report 00:00 GMT Tue 05 May, 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: 288979 Prefixes after maximum aggregation: 135943 Deaggregation factor: 2.13 Unique aggregates announced to Internet: 141033 Total ASes present in the Internet Routing Table: 31145 Prefixes per ASN: 9.28 Origin-only ASes present in the Internet Routing Table: 27070 Origin ASes announcing only one prefix: 13215 Transit ASes present in the Internet Routing Table: 4075 Transit-only ASes present in the Internet Routing Table: 95 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 29 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 531 Unregistered ASNs in the Routing Table: 184 Number of 32-bit ASNs allocated by the RIRs: 141 Prefixes from 32-bit ASNs in the Routing Table: 27 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 197 Number of addresses announced to Internet: 2038352169 Equivalent to 121 /8s, 126 /16s and 201 /24s Percentage of available address space announced: 55.0 Percentage of allocated address space announced: 63.6 Percentage of available address space allocated: 86.4 Percentage of address space in use by end-sites: 76.6 Total number of prefixes smaller than registry allocations: 142706

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

Prefixes being announced by APNIC Region ASes: 66468 Total APNIC prefixes after maximum aggregation: 23510 APNIC Deaggregation factor: 2.83 Prefixes being announced from the APNIC address blocks: 63167 Unique aggregates announced from the APNIC address blocks: 28919 APNIC Region origin ASes present in the Internet Routing Table: 3588 APNIC Prefixes per ASN: 17.61 APNIC Region origin ASes announcing only one prefix: 982 APNIC Region transit ASes present in the Internet Routing Table: 546 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 412587008 Equivalent to 24 /8s, 151 /16s and 148 /24s Percentage of available APNIC address space announced: 76.9

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, 180/8, 183/8, 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: 124585 Total ARIN prefixes after maximum aggregation: 66495 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 93022 Unique aggregates announced from the ARIN address blocks: 36644 ARIN Region origin ASes present in the Internet Routing Table: 12971 ARIN Prefixes per ASN: 7.17 ARIN Region origin ASes announcing only one prefix: 5003 ARIN Region transit ASes present in the Internet Routing Table: 1283 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 428462337 Equivalent to 25 /8s, 137 /16s and 209 /24s Percentage of available ARIN address space announced: 82.4

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 53248-55295 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: 66686 Total RIPE prefixes after maximum aggregation: 38248 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 61393 Unique aggregates announced from the RIPE address blocks: 39962 RIPE Region origin ASes present in the Internet Routing Table: 12956 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 6784 RIPE Region transit ASes present in the Internet Routing Table: 1953 Average RIPE Region AS path length visible: 3.8 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 393264424 Equivalent to 23 /8s, 112 /16s and 189 /24s Percentage of available RIPE address space announced: 83.7

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: 25845 Total LACNIC prefixes after maximum aggregation: 5908 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 23979 Unique aggregates announced from the LACNIC address blocks: 12138 LACNIC Region origin ASes present in the Internet Routing Table: 1106 LACNIC Prefixes per ASN: 21.68 LACNIC Region origin ASes announcing only one prefix: 357 LACNIC Region transit ASes present in the Internet Routing Table: 183 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 29 Number of LACNIC addresses announced to Internet: 62947338 Equivalent to 3 /8s, 192 /16s and 128 /24s Percentage of available LACNIC address space announced: 62.5

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: 4952 Total AfriNIC prefixes after maximum aggregation: 1441 AfriNIC Deaggregation factor: 3.44 Prefixes being announced from the AfriNIC address blocks: 4599 Unique aggregates announced from the AfriNIC address blocks: 1405 AfriNIC Region origin ASes present in the Internet Routing Table: 293 AfriNIC Prefixes per ASN: 15.70 AfriNIC Region origin ASes announcing only one prefix: 89 AfriNIC Region transit ASes present in the Internet Routing Table: 60 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 11303424 Equivalent to 0 /8s, 172 /16s and 122 /24s Percentage of available AfriNIC address space announced: 33.7

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 1561 125 101 Hathway IP Over Cable Interne 4766 1534 6929 402 Korea Telecom (KIX) 4755 1189 406 174 Videsh Sanchar Nigam Ltd. Aut 9583 1079 86 535 Sify Limited 4134 882 16676 373 CHINANET-BACKBONE 7545 794 168 107 TPG Internet Pty Ltd 18101 753 217 31 Reliance Infocom Ltd Internet 24560 684 229 175 Bharti Airtel Ltd. 9498 645 295 51 BHARTI BT INTERNET LTD. 9829 624 495 21 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 4308 3653 343 bellsouth.net, inc. 4323 1847 1035 375 Time Warner Telecom 1785 1753 717 139 AppliedTheory Corporation 20115 1604 1442 724 Charter Communications 7018 1450 9964 999 AT&T WorldNet Services 6478 1391 308 427 AT&T Worldnet Services 2386 1261 682 915 AT&T Data Communications Serv 3356 1208 10980 453 Level 3 Communications, LLC 11492 1096 192 11 Cable One 18566 1062 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 1236 188 7 TEDATA 30890 541 88 200 Evolva Telecom 35228 499 144 5 Avatar Broadband Limited 3292 469 1763 395 TDC Tele Danmark 12479 446 578 6 Uni2 Autonomous System 8866 368 110 24 Bulgarian Telecommunication C 3320 344 7081 295 Deutsche Telekom AG 3215 342 3041 108 France Telecom Transpac 3301 342 1670 306 TeliaNet Sweden 35805 330 24 4 United Telecom AS

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 1903 272 76 Telecom Argentina Stet-France 8151 1444 2847 229 Uninet S.A. de C.V. 10620 904 208 91 TVCABLE BOGOTA 22047 617 302 14 Types of queries are: POCs, o 11830 515 294 34 Instituto Costarricense de El 6471 442 96 31 ENTEL CHILE S.A. 11172 442 102 72 Alestra 28573 426 557 26 Types of queries are: POCs, o 7738 411 794 28 Telecomunicacoes da Bahia S.A 16814 409 31 10 NSS, S.A.

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 858 79 41 LINKdotNET AS number 20858 301 34 4 EgyNet 3741 277 860 237 The Internet Solution 2018 243 215 143 TENET-1 6713 159 150 15 Itissalat Al-MAGHRIB 33783 152 10 8 EEPAD TISP TELECOM & INTERNET 29571 139 15 9 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 5713 115 507 66 Telkom SA Ltd 24835 107 46 9 RAYA Telecom - Egypt

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 4308 3653 343 bellsouth.net, inc. 7303 1903 272 76 Telecom Argentina Stet-France 4323 1847 1035 375 Time Warner Telecom 1785 1753 717 139 AppliedTheory Corporation 20115 1604 1442 724 Charter Communications 17488 1561 125 101 Hathway IP Over Cable Interne 4766 1534 6929 402 Korea Telecom (KIX) 7018 1450 9964 999 AT&T WorldNet Services 8151 1444 2847 229 Uninet S.A. de C.V. 6478 1391 308 427 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 1903 1827 Telecom Argentina Stet-France 1785 1753 1614 AppliedTheory Corporation 4323 1847 1472 Time Warner Telecom 17488 1561 1460 Hathway IP Over Cable Interne 8452 1236 1229 TEDATA 8151 1444 1215 Uninet S.A. de C.V. 4766 1534 1132 Korea Telecom (KIX) 11492 1096 1085 Cable One 18566 1062 1052 Covad Communications 4755 1189 1015 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 41.96.0.0/24 36947 FAWRI 41.223.112.0/22 5713 Telkom SA Ltd 41.223.176.0/22 36981 >>UNKNOWN<< 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 /8:20 /9:10 /10:20 /11:59 /12:170 /13:343 /14:601 /15:1157 /16:10467 /17:4727 /18:8053 /19:16932 /20:20197 /21:20130 /22:26481 /23:25681 /24:152420 /25:203 /26:284 /27:229 /28:246 /29:248 /30:159 /31:0 /32:142

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

ASN No of nets Total ann. Description 6389 2806 4308 bellsouth.net, inc. 7303 1423 1903 Telecom Argentina Stet-France 17488 1306 1561 Hathway IP Over Cable Interne 4766 1229 1534 Korea Telecom (KIX) 8452 1210 1236 TEDATA 1785 1158 1753 AppliedTheory Corporation 18566 1043 1062 Covad Communications 11492 1034 1096 Cable One 2386 960 1261 AT&T Data Communications Serv 4323 952 1847 Time Warner Telecom

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

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

1:1 4:13 8:199 12:2230 13:6 15:19 16:3 17:4 20:35 24:1063 32:143 38:530 40:97 41:2009 43:1 44:2 47:22 52:4 55:2 56:3 57:38 58:582 59:633 60:459 61:1127 62:1166 63:1982 64:3678 65:2373 66:3648 67:1598 68:738 69:2585 70:531 71:143 72:1682 73:2 74:1494 75:171 76:311 77:821 78:562 79:333 80:961 81:821 82:558 83:423 84:607 85:1085 86:399 87:666 88:357 89:1438 90:47 91:2182 92:320 93:1035 94:1244 95:1148 96:123 97:203 98:214 99:17 109:1 110:96 112:108 113:101 114:239 115:253 116:1171 117:521 118:284 119:685 120:145 121:720 122:1014 123:685 124:966 125:1313 128:222 129:232 130:126 131:415 132:73 133:9 134:184 135:215 136:242 137:153 138:159 139:90 140:445 141:107 142:376 143:349 144:361 145:47 146:373 147:154 148:516 149:314 150:181 151:199 152:146 153:145 154:2 155:274 156:169 157:301 158:115 159:306 160:281 161:133 162:273 163:151 164:484 165:542 166:276 167:361 168:676 169:161 170:500 171:39 172:10 173:274 174:202 178:1 186:9 187:112 188:13 189:424 190:2984 192:5827 193:4328 194:3413 195:2753 196:1064 198:3714 199:3354 200:5730 201:1521 202:7976 203:8177 204:3806 205:2259 206:2438 207:2781 208:3921 209:3357 210:2705 211:1136 212:1546 213:1737 214:67 215:30 216:4622 217:1274 218:369 219:429 220:1224 221:469 222:294

End of report