Orbit

Routing Table Report 00:00 GMT Sun 03 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: 288907 Prefixes after maximum aggregation: 135916 Deaggregation factor: 2.13 Unique aggregates announced to Internet: 141073 Total ASes present in the Internet Routing Table: 31145 Prefixes per ASN: 9.28 Origin-only ASes present in the Internet Routing Table: 27098 Origin ASes announcing only one prefix: 13210 Transit ASes present in the Internet Routing Table: 4047 Transit-only ASes present in the Internet Routing Table: 96 Average AS path length visible in the Internet Routing Table: 5.2 Max AS path length visible: 29 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 533 Unregistered ASNs in the Routing Table: 184 Number of 32-bit ASNs allocated by the RIRs: 139 Prefixes from 32-bit ASNs in the Routing Table: 28 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 194 Number of addresses announced to Internet: 2038194089 Equivalent to 121 /8s, 124 /16s and 95 /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: 142643

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

Prefixes being announced by APNIC Region ASes: 66451 Total APNIC prefixes after maximum aggregation: 23496 APNIC Deaggregation factor: 2.83 Prefixes being announced from the APNIC address blocks: 63152 Unique aggregates announced from the APNIC address blocks: 28910 APNIC Region origin ASes present in the Internet Routing Table: 3587 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: 547 Average APNIC Region AS path length visible: 5.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 412525056 Equivalent to 24 /8s, 150 /16s and 162 /24s Percentage of available APNIC address space announced: 76.8

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: 124480 Total ARIN prefixes after maximum aggregation: 66453 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 92938 Unique aggregates announced from the ARIN address blocks: 36602 ARIN Region origin ASes present in the Internet Routing Table: 12965 ARIN Prefixes per ASN: 7.17 ARIN Region origin ASes announcing only one prefix: 4997 ARIN Region transit ASes present in the Internet Routing Table: 1262 Average ARIN Region AS path length visible: 5.0 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 428375553 Equivalent to 25 /8s, 136 /16s and 126 /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: 66779 Total RIPE prefixes after maximum aggregation: 38291 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 61504 Unique aggregates announced from the RIPE address blocks: 40075 RIPE Region origin ASes present in the Internet Routing Table: 12963 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 6788 RIPE Region transit ASes present in the Internet Routing Table: 1945 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 393313192 Equivalent to 23 /8s, 113 /16s and 123 /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: 25832 Total LACNIC prefixes after maximum aggregation: 5905 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 23950 Unique aggregates announced from the LACNIC address blocks: 12152 LACNIC Region origin ASes present in the Internet Routing Table: 1106 LACNIC Prefixes per ASN: 21.65 LACNIC Region origin ASes announcing only one prefix: 353 LACNIC Region transit ASes present in the Internet Routing Table: 183 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 29 Number of LACNIC addresses announced to Internet: 62950410 Equivalent to 3 /8s, 192 /16s and 140 /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: 4922 Total AfriNIC prefixes after maximum aggregation: 1431 AfriNIC Deaggregation factor: 3.44 Prefixes being announced from the AfriNIC address blocks: 4580 Unique aggregates announced from the AfriNIC address blocks: 1400 AfriNIC Region origin ASes present in the Internet Routing Table: 293 AfriNIC Prefixes per ASN: 15.63 AfriNIC Region origin ASes announcing only one prefix: 90 AfriNIC Region transit ASes present in the Internet Routing Table: 59 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 11302656 Equivalent to 0 /8s, 172 /16s and 119 /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 1185 406 174 Videsh Sanchar Nigam Ltd. Aut 9583 1085 86 536 Sify Limited 4134 882 16676 373 CHINANET-BACKBONE 7545 785 167 105 TPG Internet Pty Ltd 18101 752 217 31 Reliance Infocom Ltd Internet 24560 684 229 175 Bharti Airtel Ltd. 9498 644 295 51 BHARTI BT INTERNET LTD. 9829 633 495 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 4315 3653 344 bellsouth.net, inc. 4323 1849 1051 377 Time Warner Telecom 1785 1752 717 139 AppliedTheory Corporation 20115 1603 1442 729 Charter Communications 7018 1469 9983 1014 AT&T WorldNet Services 6478 1391 308 427 AT&T Worldnet Services 2386 1256 668 914 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 1235 188 7 TEDATA 30890 541 88 200 Evolva Telecom 35228 499 144 5 Avatar Broadband Limited 3292 468 1763 394 TDC Tele Danmark 12479 447 578 6 Uni2 Autonomous System 8866 366 109 23 Bulgarian Telecommunication C 3320 347 7082 298 Deutsche Telekom AG 3215 343 3041 108 France Telecom Transpac 3301 343 1670 307 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 1895 270 75 Telecom Argentina Stet-France 8151 1442 2847 233 Uninet S.A. de C.V. 10620 905 208 88 TVCABLE BOGOTA 22047 617 302 14 Types of queries are: POCs, o 11830 516 294 34 Instituto Costarricense de El 11172 443 102 73 Alestra 6471 442 96 31 ENTEL CHILE S.A. 28573 424 557 27 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 300 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 4315 3653 344 bellsouth.net, inc. 7303 1895 270 75 Telecom Argentina Stet-France 4323 1849 1051 377 Time Warner Telecom 1785 1752 717 139 AppliedTheory Corporation 20115 1603 1442 729 Charter Communications 17488 1561 125 101 Hathway IP Over Cable Interne 4766 1534 6929 402 Korea Telecom (KIX) 7018 1469 9983 1014 AT&T WorldNet Services 8151 1442 2847 233 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 1895 1820 Telecom Argentina Stet-France 1785 1752 1613 AppliedTheory Corporation 4323 1849 1472 Time Warner Telecom 17488 1561 1460 Hathway IP Over Cable Interne 8452 1235 1228 TEDATA 8151 1442 1209 Uninet S.A. de C.V. 4766 1534 1132 Korea Telecom (KIX) 11492 1096 1085 Cable One 18566 1062 1052 Covad Communications 4755 1185 1011 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 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 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 41.223.112.0/22 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 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 /8:19 /9:10 /10:20 /11:59 /12:170 /13:343 /14:601 /15:1157 /16:10467 /17:4722 /18:8053 /19:16939 /20:20195 /21:20109 /22:26521 /23:25681 /24:152325 /25:205 /26:284 /27:229 /28:248 /29:248 /30:159 /31:0 /32:143

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

ASN No of nets Total ann. Description 6389 2812 4315 bellsouth.net, inc. 7303 1416 1895 Telecom Argentina Stet-France 17488 1306 1561 Hathway IP Over Cable Interne 4766 1229 1534 Korea Telecom (KIX) 8452 1209 1235 TEDATA 1785 1158 1752 AppliedTheory Corporation 18566 1043 1062 Covad Communications 11492 1034 1096 Cable One 2386 959 1256 AT&T Data Communications Serv 4323 953 1849 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 12:2227 13:6 15:19 16:3 17:4 20:35 24:1063 32:144 38:533 40:97 41:1997 43:1 44:2 47:22 52:4 55:2 56:3 57:38 58:573 59:626 60:459 61:1124 62:1172 63:1973 64:3688 65:2386 66:3643 67:1526 68:721 69:2584 70:532 71:145 72:1680 73:2 74:1490 75:171 76:312 77:825 78:562 79:332 80:963 81:820 82:576 83:424 84:608 85:1040 86:398 87:664 88:357 89:1422 90:47 91:2177 92:334 93:1115 94:1241 95:1147 96:124 97:201 98:209 99:17 109:1 110:96 112:113 113:101 114:231 115:250 116:1168 117:522 118:284 119:687 120:145 121:716 122:1012 123:685 124:972 125:1312 128:222 129:232 130:127 131:416 132:73 133:9 134:184 135:215 136:242 137:153 138:159 139:90 140:445 141:107 142:376 143:348 144:362 145:47 146:373 147:153 148:514 149:315 150:181 151:198 152:146 153:145 154:2 155:273 156:169 157:301 158:115 159:305 160:281 161:133 162:273 163:151 164:484 165:543 166:276 167:361 168:680 169:158 170:499 171:39 172:10 173:273 174:201 178:1 186:9 187:112 188:9 189:420 190:2976 192:5821 193:4326 194:3419 195:2759 196:1050 198:3712 199:3358 200:5727 201:1518 202:8008 203:8171 204:3810 205:2258 206:2434 207:2777 208:3921 209:3355 210:2700 211:1135 212:1543 213:1741 214:71 215:30 216:4630 217:1274 218:370 219:427 220:1214 221:468 222:294

End of report