Orbit

Routing Table Report 00:00 GMT Tue 25 May, 2010

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: 324038 Prefixes after maximum aggregation: 147832 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 157178 Total ASes present in the Internet Routing Table: 34122 Prefixes per ASN: 9.50 Origin-only ASes present in the Internet Routing Table: 29498 Origin ASes announcing only one prefix: 14368 Transit ASes present in the Internet Routing Table: 4624 Transit-only ASes present in the Internet Routing Table: 114 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 24 Max AS path prepend of ASN (32374) 19 Prefixes from unregistered ASNs in the Routing Table: 393 Unregistered ASNs in the Routing Table: 137 Number of 32-bit ASNs allocated by the RIRs: 590 Prefixes from 32-bit ASNs in the Routing Table: 14 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 168 Number of addresses announced to Internet: 2255937330 Equivalent to 134 /8s, 118 /16s and 223 /24s Percentage of available address space announced: 60.9 Percentage of allocated address space announced: 66.3 Percentage of available address space allocated: 91.9 Percentage of address space in use by end-sites: 82.9 Total number of prefixes smaller than registry allocations: 154484

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

Prefixes being announced by APNIC Region ASes: 75421 Total APNIC prefixes after maximum aggregation: 26001 APNIC Deaggregation factor: 2.90 Prefixes being announced from the APNIC address blocks: 72529 Unique aggregates announced from the APNIC address blocks: 32425 APNIC Region origin ASes present in the Internet Routing Table: 4040 APNIC Prefixes per ASN: 17.95 APNIC Region origin ASes announcing only one prefix: 1128 APNIC Region transit ASes present in the Internet Routing Table: 639 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 519876065 Equivalent to 30 /8s, 252 /16s and 173 /24s Percentage of available APNIC address space announced: 77.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 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, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8,

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

Prefixes being announced by ARIN Region ASes: 135688 Total ARIN prefixes after maximum aggregation: 69787 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 107635 Unique aggregates announced from the ARIN address blocks: 41502 ARIN Region origin ASes present in the Internet Routing Table: 13749 ARIN Prefixes per ASN: 7.83 ARIN Region origin ASes announcing only one prefix: 5306 ARIN Region transit ASes present in the Internet Routing Table: 1406 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 731431713 Equivalent to 43 /8s, 152 /16s and 195 /24s Percentage of available ARIN address space announced: 62.3

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, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,

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

Prefixes being announced by RIPE Region ASes: 76836 Total RIPE prefixes after maximum aggregation: 43172 RIPE Deaggregation factor: 1.78 Prefixes being announced from the RIPE address blocks: 69738 Unique aggregates announced from the RIPE address blocks: 44099 RIPE Region origin ASes present in the Internet Routing Table: 14491 RIPE Prefixes per ASN: 4.81 RIPE Region origin ASes announcing only one prefix: 7426 RIPE Region transit ASes present in the Internet Routing Table: 2205 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 426947668 Equivalent to 25 /8s, 114 /16s and 180 /24s Percentage of available RIPE address space announced: 74.8

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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 46/8, 51/8, 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, 176/8, 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: 28599 Total LACNIC prefixes after maximum aggregation: 6863 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 27015 Unique aggregates announced from the LACNIC address blocks: 14053 LACNIC Region origin ASes present in the Internet Routing Table: 1291 LACNIC Prefixes per ASN: 20.93 LACNIC Region origin ASes announcing only one prefix: 401 LACNIC Region transit ASes present in the Internet Routing Table: 233 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 73229320 Equivalent to 4 /8s, 93 /16s and 100 /24s Percentage of available LACNIC address space announced: 72.7

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 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: 7229 Total AfriNIC prefixes after maximum aggregation: 1861 AfriNIC Deaggregation factor: 3.88 Prefixes being announced from the AfriNIC address blocks: 5525 Unique aggregates announced from the AfriNIC address blocks: 1666 AfriNIC Region origin ASes present in the Internet Routing Table: 363 AfriNIC Prefixes per ASN: 15.22 AfriNIC Region origin ASes announcing only one prefix: 107 AfriNIC Region transit ASes present in the Internet Routing Table: 82 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 17856768 Equivalent to 1 /8s, 16 /16s and 121 /24s Percentage of available AfriNIC address space announced: 53.2

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8,

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

ASN No of nets /20 equiv MaxAgg Description 4766 1690 8421 478 Korea Telecom (KIX) 17488 1316 140 123 Hathway IP Over Cable Interne 4755 1306 293 150 Videsh Sanchar Nigam Ltd. Aut 7545 1215 232 104 TPG Internet Pty Ltd 17974 1063 281 18 PT TELEKOMUNIKASI INDONESIA 9583 995 73 485 Sify Limited 24560 905 306 171 Bharti Airtel Ltd. 4134 851 21191 404 CHINANET-BACKBONE 9829 781 673 39 BSNL National Internet Backbo 4808 776 1455 183 CNCGROUP IP network: China169

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 3921 3732 288 bellsouth.net, inc. 4323 3361 1100 404 Time Warner Telecom 1785 1781 698 131 AppliedTheory Corporation 20115 1624 1508 649 Charter Communications 7018 1510 5709 952 AT&T WorldNet Services 2386 1278 551 917 AT&T Data Communications Serv 6478 1248 257 99 AT&T Worldnet Services 3356 1202 10851 400 Level 3 Communications, LLC 22773 1155 2604 64 Cox Communications, Inc. 11492 1148 210 285 Cable One

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 35805 627 56 6 United Telecom AS 9116 530 328 32 Goldenlines main autonomous s 3292 476 2027 394 TDC Tele Danmark 30890 442 116 207 Evolva Telecom 3216 425 133 30 Teleross, Moscow, Russia 702 417 1870 331 UUNET - Commercial IP service 8551 402 355 38 Bezeq International 8866 397 117 18 Bulgarian Telecommunication C 3320 365 7072 317 Deutsche Telekom AG 3301 364 1413 321 TeliaNet Sweden

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 8151 1600 2982 242 Uninet S.A. de C.V. 10620 1042 234 152 TVCABLE BOGOTA 28573 875 720 76 Types of queries are: POCs, o 7303 730 377 107 Telecom Argentina Stet-France 6503 582 173 209 AVANTEL, S.A. 22047 545 310 15 Types of queries are: POCs, o 7738 477 922 30 Telecomunicacoes da Bahia S.A 11830 476 308 56 Instituto Costarricense de El 3816 470 202 73 COLOMBIA TELECOMUNICACIONES S 14117 455 30 13 Telefonica del Sur 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 8452 1155 445 10 TEDATA 24863 711 147 38 LINKdotNET AS number 36992 639 278 184 Etisalat MISR 3741 270 852 231 The Internet Solution 2018 216 231 112 TENET-1 33776 209 11 14 Starcomms Nigeria Limited 6713 176 167 12 Itissalat Al-MAGHRIB 24835 175 78 10 RAYA Telecom - Egypt 29571 172 19 9 Ci Telecom Autonomous system 29975 132 490 17 Vodacom

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 3921 3732 288 bellsouth.net, inc. 4323 3361 1100 404 Time Warner Telecom 1785 1781 698 131 AppliedTheory Corporation 4766 1690 8421 478 Korea Telecom (KIX) 20115 1624 1508 649 Charter Communications 8151 1600 2982 242 Uninet S.A. de C.V. 7018 1510 5709 952 AT&T WorldNet Services 17488 1316 140 123 Hathway IP Over Cable Interne 4755 1306 293 150 Videsh Sanchar Nigam Ltd. Aut 2386 1278 551 917 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 4323 3361 2957 Time Warner Telecom 1785 1781 1650 AppliedTheory Corporation 8151 1600 1358 Uninet S.A. de C.V. 4766 1690 1212 Korea Telecom (KIX) 17488 1316 1193 Hathway IP Over Cable Interne 4755 1306 1156 Videsh Sanchar Nigam Ltd. Aut 6478 1248 1149 AT&T Worldnet Services 8452 1155 1145 TEDATA 7545 1215 1111 TPG Internet Pty Ltd 22773 1155 1091 Cox Communications, Inc.

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 12.39.155.0/24 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

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

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

Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.0.0.0/8 237 Merit Network 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 Amsco Telecommunications Nige 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd

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 /10:26 /11:67 /12:194 /13:401 /14:690 /15:1272 /16:11098 /17:5394 /18:9103 /19:18622 /20:22989 /21:22872 /22:29670 /23:29482 /24:169941 /25:346 /26:520 /27:220 /28:344 /29:165 /30:335 /31:0 /32:256

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

ASN No of nets Total ann. Description 6389 2513 3921 bellsouth.net, inc. 4323 1848 3361 Time Warner Telecom 4766 1324 1690 Korea Telecom (KIX) 1785 1247 1781 AppliedTheory Corporation 11492 1064 1148 Cable One 17488 1063 1316 Hathway IP Over Cable Interne 8452 1040 1155 TEDATA 18566 1040 1059 Covad Communications 10620 958 1042 TVCABLE BOGOTA 7018 920 1510 AT&T WorldNet Services

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

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

1:1 4:13 8:265 12:2014 13:10 14:1 15:23 16:3 17:8 20:21 24:1463 27:99 31:1 32:137 33:12 38:676 40:98 41:2377 44:3 47:25 52:6 55:7 56:2 57:36 58:728 59:498 60:435 61:1079 62:1089 63:1984 64:3634 65:2360 66:4269 67:1855 68:1129 69:2870 70:713 71:258 72:1869 73:2 74:2091 75:254 76:308 77:872 78:639 79:424 80:1028 81:800 82:502 83:463 84:727 85:1089 86:472 87:803 88:337 89:1723 90:88 91:2792 92:510 93:1127 94:1433 95:601 96:280 97:319 98:570 99:28 108:32 109:472 110:359 111:507 112:262 113:292 114:402 115:558 116:1040 117:648 118:445 119:929 120:148 121:727 122:1434 123:894 124:1123 125:1300 128:211 129:211 130:194 131:559 132:246 133:17 134:194 135:45 136:229 137:171 138:256 139:115 140:480 141:136 142:354 143:386 144:476 145:53 146:428 147:166 148:615 149:283 150:153 151:169 152:261 153:167 154:2 155:325 156:156 157:326 158:106 159:375 160:313 161:185 162:262 163:176 164:408 165:346 166:481 167:396 168:784 169:161 170:709 171:52 172:2 173:743 174:647 175:104 176:1 178:131 180:477 182:59 183:243 184:45 186:390 187:355 188:1368 189:788 190:3690 192:5785 193:4721 194:3424 195:2932 196:1207 198:3585 199:3443 200:5392 201:1512 202:8161 203:8323 204:4065 205:2346 206:2530 207:3035 208:3896 209:3414 210:2513 211:1267 212:1808 213:1761 214:655 215:69 216:4681 217:1553 218:494 219:400 220:1128 221:400 222:334 223:1

End of report