Routing Table Report 04:00 +10GMT Tue 01 Jun, 2010
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 321283 Prefixes after maximum aggregation: 148460 Deaggregation factor: 2.16 Unique aggregates announced to Internet: 156724 Total ASes present in the Internet Routing Table: 34095 Prefixes per ASN: 9.42 Origin-only ASes present in the Internet Routing Table: 29601 Origin ASes announcing only one prefix: 14362 Transit ASes present in the Internet Routing Table: 4494 Transit-only ASes present in the Internet Routing Table: 102 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 318 Unregistered ASNs in the Routing Table: 116 Number of 32-bit ASNs allocated by the RIRs: 595 Prefixes from 32-bit ASNs in the Routing Table: 674 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 163 Number of addresses announced to Internet: 2259365696 Equivalent to 134 /8s, 171 /16s and 47 /24s Percentage of available address space announced: 61.0 Percentage of allocated address space announced: 66.4 Percentage of available address space allocated: 91.9 Percentage of address space in use by end-sites: 83.0 Total number of prefixes smaller than registry allocations: 153570
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 76927 Total APNIC prefixes after maximum aggregation: 26776 APNIC Deaggregation factor: 2.87 Prefixes being announced from the APNIC address blocks: 73914 Unique aggregates announced from the APNIC address blocks: 32484 APNIC Region origin ASes present in the Internet Routing Table: 4060 APNIC Prefixes per ASN: 18.21 APNIC Region origin ASes announcing only one prefix: 1117 APNIC Region transit ASes present in the Internet Routing Table: 632 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 520705344 Equivalent to 31 /8s, 9 /16s and 85 /24s Percentage of available APNIC address space announced: 77.6
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: 133858 Total ARIN prefixes after maximum aggregation: 68976 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 106732 Unique aggregates announced from the ARIN address blocks: 40975 ARIN Region origin ASes present in the Internet Routing Table: 13700 ARIN Prefixes per ASN: 7.79 ARIN Region origin ASes announcing only one prefix: 5266 ARIN Region transit ASes present in the Internet Routing Table: 1345 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 731609888 Equivalent to 43 /8s, 155 /16s and 123 /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: 74206 Total RIPE prefixes after maximum aggregation: 43065 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 67174 Unique aggregates announced from the RIPE address blocks: 44165 RIPE Region origin ASes present in the Internet Routing Table: 14500 RIPE Prefixes per ASN: 4.63 RIPE Region origin ASes announcing only one prefix: 7472 RIPE Region transit ASes present in the Internet Routing Table: 2162 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 428112096 Equivalent to 25 /8s, 132 /16s and 120 /24s Percentage of available RIPE address space announced: 75.1
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: 28423 Total LACNIC prefixes after maximum aggregation: 6850 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 26843 Unique aggregates announced from the LACNIC address blocks: 14056 LACNIC Region origin ASes present in the Internet Routing Table: 1296 LACNIC Prefixes per ASN: 20.71 LACNIC Region origin ASes announcing only one prefix: 399 LACNIC Region transit ASes present in the Internet Routing Table: 225 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 73367296 Equivalent to 4 /8s, 95 /16s and 127 /24s Percentage of available LACNIC address space announced: 72.9
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: 6974 Total AfriNIC prefixes after maximum aggregation: 1856 AfriNIC Deaggregation factor: 3.76 Prefixes being announced from the AfriNIC address blocks: 5266 Unique aggregates announced from the AfriNIC address blocks: 1666 AfriNIC Region origin ASes present in the Internet Routing Table: 365 AfriNIC Prefixes per ASN: 14.43 AfriNIC Region origin ASes announcing only one prefix: 108 AfriNIC Region transit ASes present in the Internet Routing Table: 83 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 18708992 Equivalent to 1 /8s, 29 /16s and 122 /24s Percentage of available AfriNIC address space announced: 55.8
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 1848 8422 484 Korea Telecom (KIX) 17488 1315 140 123 Hathway IP Over Cable Interne 4755 1310 293 153 TATA Communications formerly 7545 1279 232 104 TPG Internet Pty Ltd 17974 1059 281 19 PT TELEKOMUNIKASI INDONESIA 9583 1002 74 491 Sify Limited 24560 907 306 171 Bharti Airtel Ltd., Telemedia 4134 874 21259 406 CHINANET-BACKBONE 4808 843 1571 213 CNCGROUP IP network: China169 9829 791 677 34 BSNL National Internet Backbo
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3922 3733 287 bellsouth.net, inc. 4323 3367 1116 405 Time Warner Telecom 1785 1787 699 130 PaeTec Communications, Inc. 20115 1528 1498 656 Charter Communications 7018 1520 5735 970 AT&T WorldNet Services 2386 1283 568 912 AT&T Data Communications Serv 6478 1254 258 94 AT&T Worldnet Services 3356 1186 10882 404 Level 3 Communications, LLC 22773 1155 2604 64 Cox Communications, Inc. 11492 1149 207 70 Cable One
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 35805 628 56 6 United Telecom of Georgia 3292 454 2028 395 TDC Tele Danmark 30890 444 116 208 Evolva Telecom 702 413 1869 328 UUNET - Commercial IP service 8551 402 355 38 Bezeq International 8866 399 117 18 Bulgarian Telecommunication C 3301 368 1414 323 TeliaNet Sweden 3320 364 7072 317 Deutsche Telekom AG 34984 358 88 183 BILISIM TELEKOM 12479 333 576 5 Uni2 Autonomous System
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1523 2965 246 UniNet S.A. de C.V. 10620 1050 236 151 TVCABLE BOGOTA 28573 890 724 77 NET Servicos de Comunicao S.A 7303 731 377 109 Telecom Argentina Stet-France 6503 591 174 209 AVANTEL, S.A. 22047 545 310 15 VTR PUNTO NET S.A. 7738 477 922 30 Telecomunicacoes da Bahia S.A 3816 473 204 73 Empresa Nacional de Telecomun 14117 455 30 13 Telefonica del Sur S.A. 14420 451 29 70 ANDINATEL S.A.
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8452 854 445 10 TEDATA 24863 713 147 39 LINKdotNET AS number 36992 640 278 185 Etisalat MISR 3741 270 852 231 The Internet Solution 2018 217 231 112 Tertiary Education Network 33776 210 11 14 Starcomms Nigeria Limited 6713 176 167 12 Itissalat Al-MAGHRIB 24835 176 78 10 RAYA Telecom - Egypt 29571 174 19 9 Ci Telecom Autonomous system 29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3922 3733 287 bellsouth.net, inc. 4323 3367 1116 405 Time Warner Telecom 4766 1848 8422 484 Korea Telecom (KIX) 1785 1787 699 130 PaeTec Communications, Inc. 20115 1528 1498 656 Charter Communications 8151 1523 2965 246 UniNet S.A. de C.V. 7018 1520 5735 970 AT&T WorldNet Services 17488 1315 140 123 Hathway IP Over Cable Interne 4755 1310 293 153 TATA Communications formerly 2386 1283 568 912 AT&T Data Communications Serv
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4323 3367 2962 Time Warner Telecom 1785 1787 1657 PaeTec Communications, Inc. 4766 1848 1364 Korea Telecom (KIX) 8151 1523 1277 UniNet S.A. de C.V. 17488 1315 1192 Hathway IP Over Cable Interne 7545 1279 1175 TPG Internet Pty Ltd 6478 1254 1160 AT&T Worldnet Services 4755 1310 1157 TATA Communications formerly 22773 1155 1091 Cox Communications, Inc. 11492 1149 1079 Cable One
Complete listing at http://thyme.apnic.net/current/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/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 2.64.0.0/13 44034 RIPE Network Coordination Cen 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 >>UNKNOWN<< 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
Complete listing at http://thyme.apnic.net/current/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 /13:404 /14:693 /15:1275 /16:11085 /17:5284 /18:8999 /19:18275 /20:22572 /21:22610 /22:29510 /23:29184 /24:168042 /25:968 /26:1260 /27:673 /28:106 /29:10 /30:7 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2513 3922 bellsouth.net, inc. 4323 1850 3367 Time Warner Telecom 4766 1479 1848 Korea Telecom (KIX) 1785 1251 1787 PaeTec Communications, Inc. 11492 1063 1149 Cable One 17488 1062 1315 Hathway IP Over Cable Interne 18566 1040 1059 Covad Communications 10620 966 1050 TVCABLE BOGOTA 7018 915 1520 AT&T WorldNet Services 9583 854 1002 Sify Limited
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1 4:13 8:263 12:2010 13:10 14:1 15:23 16:3 17:8 20:21 24:1417 27:111 31:1 32:47 33:12 38:670 40:98 41:2110 44:3 47:26 52:8 55:6 56:2 57:24 58:775 59:503 60:456 61:1081 62:1065 63:1971 64:3615 65:2345 66:4251 67:1831 68:1097 69:2863 70:714 71:243 72:1825 73:2 74:2101 75:253 76:309 77:864 78:637 79:419 80:996 81:797 82:476 83:444 84:698 85:1064 86:464 87:693 88:332 89:1541 90:90 91:2779 92:505 93:1096 94:1420 95:598 96:280 97:315 98:560 99:28 108:32 109:499 110:360 111:498 112:264 113:290 114:413 115:579 116:1034 117:644 118:455 119:934 120:142 121:738 122:1435 123:912 124:1105 125:1311 128:210 129:210 130:193 131:558 132:247 133:17 134:195 135:45 136:230 137:172 138:256 139:103 140:484 141:136 142:353 143:384 144:477 145:52 146:424 147:165 148:614 149:290 150:153 151:169 152:259 153:168 154:2 155:326 156:156 157:325 158:107 159:374 160:312 161:179 162:262 163:172 164:408 165:333 166:473 167:397 168:784 169:165 170:711 171:53 172:2 173:769 174:652 175:93 176:1 178:148 180:484 182:75 183:129 184:45 186:422 187:341 188:1341 189:791 190:3639 192:5744 193:4697 194:3361 195:2785 196:1220 198:3565 199:3428 200:5365 201:1517 202:8028 203:8298 204:4064 205:2332 206:2523 207:3042 208:3884 209:3408 210:2506 211:1245 212:1760 213:1691 214:654 215:69 216:4652 217:1535 218:487 219:380 220:1125 221:396 222:316 223:1
End of report
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Routing Analysis Role Account