Orbit

Routing Table Report 08:00 +10GMT Wed 14 Jul, 2010

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

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

BGP routing table entries examined: 320446 Prefixes after maximum aggregation: 148033 Deaggregation factor: 2.16 Unique aggregates announced to Internet: 158769 Total ASes present in the Internet Routing Table: 34204 Prefixes per ASN: 9.37 Origin-only ASes present in the Internet Routing Table: 29660 Origin ASes announcing only one prefix: 14456 Transit ASes present in the Internet Routing Table: 4544 Transit-only ASes present in the Internet Routing Table: 106 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 313 Unregistered ASNs in the Routing Table: 111 Number of 32-bit ASNs allocated by the RIRs: 685 Prefixes from 32-bit ASNs in the Routing Table: 818 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 157 Number of addresses announced to Internet: 2541819136 Equivalent to 151 /8s, 129 /16s and 21 /24s Percentage of available address space announced: 68.6 Percentage of allocated address space announced: 73.9 Percentage of available address space allocated: 92.8 Percentage of address space in use by end-sites: 83.8 Total number of prefixes smaller than registry allocations: 150743

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

Prefixes being announced by APNIC Region ASes: 75441 Total APNIC prefixes after maximum aggregation: 26009 APNIC Deaggregation factor: 2.90 Prefixes being announced from the APNIC address blocks: 73088 Unique aggregates announced from the APNIC address blocks: 33291 APNIC Region origin ASes present in the Internet Routing Table: 4052 APNIC Prefixes per ASN: 18.04 APNIC Region origin ASes announcing only one prefix: 1149 APNIC Region transit ASes present in the Internet Routing Table: 614 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 527908864 Equivalent to 31 /8s, 119 /16s and 64 /24s Percentage of available APNIC address space announced: 78.7

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: 132520 Total ARIN prefixes after maximum aggregation: 68857 ARIN Deaggregation factor: 1.92 Prefixes being announced from the ARIN address blocks: 105862 Unique aggregates announced from the ARIN address blocks: 41932 ARIN Region origin ASes present in the Internet Routing Table: 13723 ARIN Prefixes per ASN: 7.71 ARIN Region origin ASes announcing only one prefix: 5288 ARIN Region transit ASes present in the Internet Routing Table: 1347 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 729672448 Equivalent to 43 /8s, 125 /16s and 235 /24s Percentage of available ARIN address space announced: 62.1

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 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: 75139 Total RIPE prefixes after maximum aggregation: 43322 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 68289 Unique aggregates announced from the RIPE address blocks: 44452 RIPE Region origin ASes present in the Internet Routing Table: 14581 RIPE Prefixes per ASN: 4.68 RIPE Region origin ASes announcing only one prefix: 7495 RIPE Region transit ASes present in the Internet Routing Table: 2222 Average RIPE Region AS path length visible: 3.3 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 433910016 Equivalent to 25 /8s, 220 /16s and 241 /24s Percentage of available RIPE address space announced: 76.1

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: 28610 Total LACNIC prefixes after maximum aggregation: 6866 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 27231 Unique aggregates announced from the LACNIC address blocks: 14497 LACNIC Region origin ASes present in the Internet Routing Table: 1295 LACNIC Prefixes per ASN: 21.03 LACNIC Region origin ASes announcing only one prefix: 407 LACNIC Region transit ASes present in the Internet Routing Table: 220 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 25 Number of LACNIC addresses announced to Internet: 75469312 Equivalent to 4 /8s, 127 /16s and 146 /24s Percentage of available LACNIC address space announced: 56.2

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

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

Prefixes being announced by AfriNIC Region ASes: 7263 Total AfriNIC prefixes after maximum aggregation: 1858 AfriNIC Deaggregation factor: 3.91 Prefixes being announced from the AfriNIC address blocks: 5561 Unique aggregates announced from the AfriNIC address blocks: 1600 AfriNIC Region origin ASes present in the Internet Routing Table: 376 AfriNIC Prefixes per ASN: 14.79 AfriNIC Region origin ASes announcing only one prefix: 117 AfriNIC Region transit ASes present in the Internet Routing Table: 83 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC addresses announced to Internet: 19619328 Equivalent to 1 /8s, 43 /16s and 94 /24s Percentage of available AfriNIC address space announced: 58.5

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 1698 8425 488 Korea Telecom (KIX) 7545 1369 232 106 TPG Internet Pty Ltd 17488 1331 145 127 Hathway IP Over Cable Interne 4755 1320 297 157 TATA Communications formerly 17974 1155 285 30 PT TELEKOMUNIKASI INDONESIA 9583 1000 74 485 Sify Limited 24560 948 305 177 Bharti Airtel Ltd., Telemedia 4134 849 21740 411 CHINANET-BACKBONE 4808 847 1476 191 CNCGROUP IP network: China169 9829 812 685 32 BSNL National Internet Backbo

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3896 3734 290 bellsouth.net, inc. 4323 2717 1114 394 Time Warner Telecom 19262 1827 4562 274 Verizon Global Networks 1785 1777 698 129 PaeTec Communications, Inc. 20115 1549 1523 652 Charter Communications 7018 1482 5735 958 AT&T WorldNet Services 6478 1276 257 156 AT&T Worldnet Services 2386 1275 552 905 AT&T Data Communications Serv 3356 1174 10881 406 Level 3 Communications, LLC 22773 1168 2859 65 Cox Communications, Inc.

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

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

ASN No of nets /20 equiv MaxAgg Description 35805 651 56 6 United Telecom of Georgia 9116 531 328 32 Goldenlines main autonomous s 3292 453 2027 394 TDC Tele Danmark 30890 441 111 207 Evolva Telecom 702 413 1869 325 UUNET - Commercial IP service 9198 409 202 13 Kazakhtelecom Data Network Ad 8551 402 355 38 Bezeq International 8866 402 117 18 Bulgarian Telecommunication C 3320 373 7329 324 Deutsche Telekom AG 3301 372 1414 327 TeliaNet Sweden

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

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

ASN No of nets /20 equiv MaxAgg Description 8151 1441 3036 239 UniNet S.A. de C.V. 10620 1072 240 149 TVCABLE BOGOTA 28573 1034 796 99 NET Servicos de Comunicao S.A 7303 737 391 93 Telecom Argentina Stet-France 6503 672 177 219 AVANTEL, S.A. 22047 549 310 15 VTR PUNTO NET S.A. 3816 500 217 87 Empresa Nacional de Telecomun 14420 491 32 72 ANDINATEL S.A. 7738 477 922 30 Telecomunicacoes da Bahia S.A 11172 449 99 77 Servicios Alestra S.A de C.V

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

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

ASN No of nets /20 equiv MaxAgg Description 8452 1097 445 10 TEDATA 24863 723 146 36 LINKdotNET AS number 36992 651 279 186 Etisalat MISR 3741 267 834 229 The Internet Solution 33776 220 12 12 Starcomms Nigeria Limited 2018 209 244 61 Tertiary Education Network 6713 195 186 16 Itissalat Al-MAGHRIB 24835 191 78 10 RAYA Telecom - Egypt 29571 177 19 10 Ci Telecom Autonomous system 16637 172 441 100 MTN Network Solutions

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3896 3734 290 bellsouth.net, inc. 4323 2717 1114 394 Time Warner Telecom 19262 1827 4562 274 Verizon Global Networks 1785 1777 698 129 PaeTec Communications, Inc. 4766 1698 8425 488 Korea Telecom (KIX) 20115 1549 1523 652 Charter Communications 7018 1482 5735 958 AT&T WorldNet Services 8151 1441 3036 239 UniNet S.A. de C.V. 7545 1369 232 106 TPG Internet Pty Ltd 17488 1331 145 127 Hathway IP Over Cable Interne

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

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

ASN No of nets Net Savings Description 4323 2717 2323 Time Warner Telecom 1785 1777 1648 PaeTec Communications, Inc. 19262 1827 1553 Verizon Global Networks 7545 1369 1263 TPG Internet Pty Ltd 4766 1698 1210 Korea Telecom (KIX) 17488 1331 1204 Hathway IP Over Cable Interne 8151 1441 1202 UniNet S.A. de C.V. 4755 1320 1163 TATA Communications formerly 17974 1155 1125 PT TELEKOMUNIKASI INDONESIA 6478 1276 1120 AT&T Worldnet Services

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

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

Bad AS Designation Network Transit AS Description 65333 PRIVATE 5.0.0.0/8 0 * 65333 PRIVATE 10.0.0.0/8 0 * 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

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

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

Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 169.254.0.0/16 65333 Internet Assigned Numbers Aut 172.16.0.0/12 65333 Internet Assigned Numbers Aut 192.0.2.0/24 65333 Internet Assigned Numbers Aut 192.168.0.0/16 65333 Internet Assigned Numbers Aut 198.18.0.0/15 65333 Internet Assigned Numbers Aut

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

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

Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 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 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 6453 Teleglobe Inc. 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/london/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 /8:37 /9:10 /10:25 /11:67 /12:198 /13:406 /14:709 /15:1287 /16:11156 /17:5349 /18:9154 /19:18556 /20:23051 /21:22914 /22:29760 /23:29369 /24:168016 /25:10 /26:16 /27:26 /28:139 /29:73 /30:27 /31:0 /32:91

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

ASN No of nets Total ann. Description 6389 2495 3896 bellsouth.net, inc. 4323 1391 2717 Time Warner Telecom 4766 1328 1698 Korea Telecom (KIX) 1785 1238 1777 PaeTec Communications, Inc. 17488 1076 1331 Hathway IP Over Cable Interne 11492 1073 1164 Cable One 18566 1039 1058 Covad Communications 8452 989 1097 TEDATA 10620 988 1072 TVCABLE BOGOTA 7018 885 1482 AT&T WorldNet Services

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

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

1:8 2:2 4:13 8:288 12:2014 13:7 14:1 15:22 16:3 17:8 20:6 24:1456 27:243 31:1 32:47 33:11 38:679 40:97 41:2381 44:3 46:2 47:18 52:9 55:5 56:2 57:36 58:664 59:498 60:457 61:1014 62:1034 63:1963 64:3647 65:2338 66:4042 67:1828 68:1106 69:2688 70:725 71:382 72:1946 73:2 74:2260 75:248 76:316 77:946 78:619 79:435 80:982 81:762 82:491 83:444 84:672 85:1051 86:455 87:694 88:331 89:1548 90:94 91:2876 92:489 93:994 94:1401 95:639 96:348 97:209 98:593 99:31 108:100 109:561 110:375 111:533 112:280 113:315 114:428 115:562 116:1070 117:634 118:481 119:931 120:131 121:703 122:1473 123:928 124:1104 125:1312 128:177 129:193 130:163 131:548 132:245 133:16 134:188 135:45 136:238 137:154 138:264 139:101 140:459 141:197 142:321 143:370 144:464 145:50 146:447 147:165 148:639 149:300 150:153 151:229 152:285 153:169 154:1 155:358 156:156 157:293 158:108 159:352 160:315 161:176 162:253 163:164 164:406 165:363 166:458 167:411 168:648 169:155 170:709 171:59 172:2 173:934 174:472 175:143 176:1 178:288 180:453 182:143 183:235 184:110 186:496 187:390 188:1008 189:782 190:3787 192:5674 193:4702 194:3395 195:2803 196:1193 198:3508 199:3419 200:5295 201:1561 202:7776 203:8190 204:4016 205:2295 206:2405 207:3045 208:3866 209:3419 210:2475 211:1267 212:1713 213:1635 214:634 215:68 216:4665 217:1532 218:488 219:380 220:1141 221:385 222:316 223:1

End of report