Routing Table Report 04:00 +10GMT Wed 19 Aug, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 293614 Prefixes after maximum aggregation: 138793 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 145912 Total ASes present in the Internet Routing Table: 31972 Prefixes per ASN: 9.18 Origin-only ASes present in the Internet Routing Table: 27795 Origin ASes announcing only one prefix: 13567 Transit ASes present in the Internet Routing Table: 4177 Transit-only ASes present in the Internet Routing Table: 100 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 463 Unregistered ASNs in the Routing Table: 128 Number of 32-bit ASNs allocated by the RIRs: 239 Prefixes from 32-bit ASNs in the Routing Table: 86 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 306 Number of addresses announced to Internet: 2088510592 Equivalent to 124 /8s, 124 /16s and 36 /24s Percentage of available address space announced: 56.3 Percentage of allocated address space announced: 64.5 Percentage of available address space allocated: 87.3 Percentage of address space in use by end-sites: 78.7 Total number of prefixes smaller than registry allocations: 140715 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 70563 Total APNIC prefixes after maximum aggregation: 24856 APNIC Deaggregation factor: 2.84 Prefixes being announced from the APNIC address blocks: 69982 Unique aggregates announced from the APNIC address blocks: 31664 APNIC Region origin ASes present in the Internet Routing Table: 3738 APNIC Prefixes per ASN: 18.72 APNIC Region origin ASes announcing only one prefix: 1021 APNIC Region transit ASes present in the Internet Routing Table: 575 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 480080064 Equivalent to 28 /8s, 157 /16s and 112 /24s Percentage of available APNIC address space announced: 84.2 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, 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, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 124256 Total ARIN prefixes after maximum aggregation: 66288 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 124908 Unique aggregates announced from the ARIN address blocks: 52450 ARIN Region origin ASes present in the Internet Routing Table: 13167 ARIN Prefixes per ASN: 9.49 ARIN Region origin ASes announcing only one prefix: 5073 ARIN Region transit ASes present in the Internet Routing Table: 1291 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 1012893248 Equivalent to 60 /8s, 95 /16s and 134 /24s Percentage of available ARIN address space announced: 88.8 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 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, 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, 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: 67425 Total RIPE prefixes after maximum aggregation: 39787 RIPE Deaggregation factor: 1.69 Prefixes being announced from the RIPE address blocks: 67066 Unique aggregates announced from the RIPE address blocks: 45371 RIPE Region origin ASes present in the Internet Routing Table: 13400 RIPE Prefixes per ASN: 5.00 RIPE Region origin ASes announcing only one prefix: 7012 RIPE Region transit ASes present in the Internet Routing Table: 2005 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 500487872 Equivalent to 29 /8s, 212 /16s and 214 /24s Percentage of available RIPE address space announced: 99.4 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 25/8, 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, 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: 24848 Total LACNIC prefixes after maximum aggregation: 6106 LACNIC Deaggregation factor: 4.07 Prefixes being announced from the LACNIC address blocks: 24807 Unique aggregates announced from the LACNIC address blocks: 13873 LACNIC Region origin ASes present in the Internet Routing Table: 1155 LACNIC Prefixes per ASN: 21.48 LACNIC Region origin ASes announcing only one prefix: 373 LACNIC Region transit ASes present in the Internet Routing Table: 191 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 73123520 Equivalent to 4 /8s, 91 /16s and 198 /24s Percentage of available LACNIC address space announced: 72.6 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: 6121 Total AfriNIC prefixes after maximum aggregation: 1464 AfriNIC Deaggregation factor: 4.18 Prefixes being announced from the AfriNIC address blocks: 6532 Unique aggregates announced from the AfriNIC address blocks: 2305 AfriNIC Region origin ASes present in the Internet Routing Table: 308 AfriNIC Prefixes per ASN: 21.21 AfriNIC Region origin ASes announcing only one prefix: 88 AfriNIC Region transit ASes present in the Internet Routing Table: 66 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 20050944 Equivalent to 1 /8s, 49 /16s and 244 /24s Percentage of available AfriNIC address space announced: 59.8 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 4766 1722 6979 424 Korea Telecom (KIX) 17488 1549 139 102 Hathway IP Over Cable Interne 4755 1228 292 139 TATA Communications formerly 9583 1085 86 534 Sify Limited 4134 996 18007 387 CHINANET-BACKBONE 18101 964 202 32 Reliance Infocom Ltd Internet 7545 817 198 101 TPG Internet Pty Ltd 9829 807 620 16 BSNL National Internet Backbo 23577 787 34 667 Korea Telecom (ATM-MPLS) 4808 761 1517 175 CNCGROUP IP network: China169 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 4199 3628 316 bellsouth.net, inc. 4323 1923 1049 389 Time Warner Telecom 1785 1729 715 139 PaeTec Communications, Inc. 7018 1494 5890 1054 AT&T WorldNet Services 20115 1469 1474 672 Charter Communications 6478 1374 280 258 AT&T Worldnet Services 2386 1287 657 935 AT&T Data Communications Serv 3356 1201 10979 435 Level 3 Communications, LLC 11492 1132 208 12 Cable One 22773 1086 2604 66 Cox Communications, Inc. 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 30890 484 92 197 Evolva Telecom 12479 475 578 6 Uni2 Autonomous System 3292 462 1905 397 TDC Tele Danmark 702 429 1861 345 UUNET - Commercial IP service 35805 380 40 5 United Telecom of Georgia 9198 365 138 12 Kazakhtelecom Data Network Ad 3320 348 7067 301 Deutsche Telekom AG 3301 347 1668 310 TeliaNet Sweden 3215 344 3081 109 France Telecom Transpac 8866 339 109 20 Bulgarian Telecommunication C 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 1487 2898 244 UniNet S.A. de C.V. 10620 990 220 93 TVCABLE BOGOTA 7303 626 332 94 Telecom Argentina Stet-France 28573 610 580 36 NET Servicos de Comunicao S.A 22047 543 302 14 VTR PUNTO NET S.A. 11830 487 310 65 Instituto Costarricense de El 11172 442 99 70 Servicios Alestra S.A de C.V 6471 421 96 31 ENTEL CHILE S.A. 7738 414 858 29 Telecomunicacoes da Bahia S.A 3816 398 191 78 Empresa Nacional de Telecomun 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 1027 188 7 TEDATA 24863 921 144 29 LINKdotNET AS number 20858 324 34 6 EgyNet 3741 276 856 236 The Internet Solution 6713 175 166 16 Itissalat Al-MAGHRIB 33783 152 10 8 EEPAD TISP TELECOM & INTERNET 29571 144 15 7 Ci Telecom Autonomous system 24835 130 46 9 RAYA Telecom - Egypt 5536 122 8 13 Internet Egypt Network 33776 121 7 11 Starcomms Nigeria Limited 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 4199 3628 316 bellsouth.net, inc. 4323 1923 1049 389 Time Warner Telecom 1785 1729 715 139 PaeTec Communications, Inc. 4766 1722 6979 424 Korea Telecom (KIX) 17488 1549 139 102 Hathway IP Over Cable Interne 7018 1494 5890 1054 AT&T WorldNet Services 8151 1487 2898 244 UniNet S.A. de C.V. 20115 1469 1474 672 Charter Communications 6478 1374 280 258 AT&T Worldnet Services 2386 1287 657 935 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 1785 1729 1590 PaeTec Communications, Inc. 4323 1923 1534 Time Warner Telecom 17488 1549 1447 Hathway IP Over Cable Interne 4766 1722 1298 Korea Telecom (KIX) 8151 1487 1243 UniNet S.A. de C.V. 11492 1132 1120 Cable One 6478 1374 1116 AT&T Worldnet Services 4755 1228 1089 TATA Communications formerly 18566 1062 1052 Covad Communications 22773 1086 1020 Cox Communications, Inc. 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 12.39.159.0/24 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/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.225.128.0/17 36377 PATRIOT MEDIA AND COMMUNICATI 41.223.92.0/22 36936 >>UNKNOWN<< 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 63.143.251.0/24 22555 Universal Talkware Corporatio 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 /8:19 /9:10 /10:24 /11:59 /12:170 /13:351 /14:624 /15:1174 /16:10615 /17:4795 /18:8359 /19:17261 /20:20640 /21:20486 /22:26555 /23:26267 /24:153214 /25:1014 /26:1119 /27:676 /28:158 /29:8 /30:7 /31:1 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2725 4199 bellsouth.net, inc. 4766 1409 1722 Korea Telecom (KIX) 17488 1295 1549 Hathway IP Over Cable Interne 1785 1199 1729 PaeTec Communications, Inc. 11492 1058 1132 Cable One 18566 1043 1062 Covad Communications 4323 972 1923 Time Warner Telecom 8452 948 1027 TEDATA 9583 938 1085 Sify Limited 10620 896 990 TVCABLE BOGOTA Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:14 8:212 12:2140 13:7 15:20 16:3 17:5 20:35 24:1127 32:51 34:2 38:598 40:97 41:1767 43:1 44:2 47:14 52:6 55:2 56:2 57:24 58:622 59:609 60:461 61:987 62:1105 63:2008 64:3610 65:2405 66:3408 67:1703 68:867 69:2718 70:557 71:152 72:1653 73:2 74:1694 75:178 76:313 77:844 78:567 79:381 80:924 81:850 82:591 83:451 84:639 85:1074 86:376 87:674 88:371 89:1477 90:48 91:2469 92:392 93:1105 94:1186 95:1190 96:166 97:265 98:268 99:28 110:182 111:373 112:130 113:151 114:231 115:290 116:1136 117:560 118:328 119:768 120:151 121:646 122:1240 123:754 124:1140 125:1346 128:225 129:222 130:128 131:414 132:75 133:9 134:185 135:43 136:225 137:160 138:168 139:82 140:442 141:123 142:384 143:360 144:380 145:49 146:389 147:154 148:528 149:223 150:207 151:192 152:209 153:147 154:2 155:261 156:167 157:301 158:113 159:343 160:290 161:165 162:272 163:163 164:275 165:523 166:464 167:363 168:697 169:169 170:475 171:41 172:10 173:373 174:282 178:1 180:6 186:120 187:163 188:410 189:581 190:2960 192:5781 193:4254 194:3296 195:2711 196:1069 198:3640 199:3367 200:5091 201:1310 202:7730 203:8284 204:3886 205:2182 206:2450 207:2734 208:3910 209:3416 210:2527 211:1101 212:1616 213:1644 214:93 215:29 216:4317 217:1367 218:405 219:447 220:1120 221:460 222:321 End of report