Routing Table Report 04:00 +10GMT Fri 09 Nov, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 430490 Prefixes after maximum aggregation: 179699 Deaggregation factor: 2.40 Unique aggregates announced to Internet: 211725 Total ASes present in the Internet Routing Table: 42530 Prefixes per ASN: 10.12 Origin-only ASes present in the Internet Routing Table: 33779 Origin ASes announcing only one prefix: 15812 Transit ASes present in the Internet Routing Table: 5672 Transit-only ASes present in the Internet Routing Table: 143 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 41 Max AS path prepend of ASN ( 22394) 37 Prefixes from unregistered ASNs in the Routing Table: 1012 Unregistered ASNs in the Routing Table: 359 Number of 32-bit ASNs allocated by the RIRs: 3451 Number of 32-bit ASNs visible in the Routing Table: 3079 Prefixes from 32-bit ASNs in the Routing Table: 8359 Special use prefixes present in the Routing Table: 14 Prefixes being announced from unallocated address space: 162 Number of addresses announced to Internet: 2613278444 Equivalent to 155 /8s, 195 /16s and 118 /24s Percentage of available address space announced: 70.6 Percentage of allocated address space announced: 70.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 93.8 Total number of prefixes smaller than registry allocations: 150925 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 104218 Total APNIC prefixes after maximum aggregation: 32554 APNIC Deaggregation factor: 3.20 Prefixes being announced from the APNIC address blocks: 105049 Unique aggregates announced from the APNIC address blocks: 43031 APNIC Region origin ASes present in the Internet Routing Table: 4795 APNIC Prefixes per ASN: 21.91 APNIC Region origin ASes announcing only one prefix: 1250 APNIC Region transit ASes present in the Internet Routing Table: 782 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 354 Number of APNIC addresses announced to Internet: 714254240 Equivalent to 42 /8s, 146 /16s and 167 /24s Percentage of available APNIC address space announced: 83.5 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 150/8, 153/8, 163/8, 171/8, 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: 155206 Total ARIN prefixes after maximum aggregation: 78393 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 156033 Unique aggregates announced from the ARIN address blocks: 69793 ARIN Region origin ASes present in the Internet Routing Table: 15268 ARIN Prefixes per ASN: 10.22 ARIN Region origin ASes announcing only one prefix: 5763 ARIN Region transit ASes present in the Internet Routing Table: 1592 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 41 Number of ARIN region 32-bit ASNs visible in the Routing Table: 17 Number of ARIN addresses announced to Internet: 1087810688 Equivalent to 64 /8s, 214 /16s and 172 /24s Percentage of available ARIN address space announced: 57.5 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, 23/8, 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, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 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: 108748 Total RIPE prefixes after maximum aggregation: 57753 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 111461 Unique aggregates announced from the RIPE address blocks: 72416 RIPE Region origin ASes present in the Internet Routing Table: 16947 RIPE Prefixes per ASN: 6.58 RIPE Region origin ASes announcing only one prefix: 8149 RIPE Region transit ASes present in the Internet Routing Table: 2751 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1992 Number of RIPE addresses announced to Internet: 648752292 Equivalent to 38 /8s, 171 /16s and 44 /24s Percentage of available RIPE address space announced: 94.3 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, 56320-58367 59392-61439, 196608-199679 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 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, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 44253 Total LACNIC prefixes after maximum aggregation: 8720 LACNIC Deaggregation factor: 5.07 Prefixes being announced from the LACNIC address blocks: 47695 Unique aggregates announced from the LACNIC address blocks: 22783 LACNIC Region origin ASes present in the Internet Routing Table: 1699 LACNIC Prefixes per ASN: 28.07 LACNIC Region origin ASes announcing only one prefix: 478 LACNIC Region transit ASes present in the Internet Routing Table: 326 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 710 Number of LACNIC addresses announced to Internet: 119043624 Equivalent to 7 /8s, 24 /16s and 118 /24s Percentage of available LACNIC address space announced: 71.0 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 9588 Total AfriNIC prefixes after maximum aggregation: 2226 AfriNIC Deaggregation factor: 4.31 Prefixes being announced from the AfriNIC address blocks: 10090 Unique aggregates announced from the AfriNIC address blocks: 3564 AfriNIC Region origin ASes present in the Internet Routing Table: 567 AfriNIC Prefixes per ASN: 17.80 AfriNIC Region origin ASes announcing only one prefix: 172 AfriNIC Region transit ASes present in the Internet Routing Table: 124 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6 Number of AfriNIC addresses announced to Internet: 43105024 Equivalent to 2 /8s, 145 /16s and 187 /24s Percentage of available AfriNIC address space announced: 42.8 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2959 11557 899 Korea Telecom (KIX) 17974 2420 825 45 PT TELEKOMUNIKASI INDONESIA 7545 1803 301 88 TPG Internet Pty Ltd 4755 1611 375 158 TATA Communications formerly 9829 1410 1154 41 BSNL National Internet Backbo 9583 1190 88 508 Sify Limited 7552 1125 1062 11 Vietel Corporation 4808 1111 2056 315 CNCGROUP IP network: China169 24560 1039 385 165 Bharti Airtel Ltd., Telemedia 9498 1020 310 73 BHARTI Airtel Ltd. Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7029 3203 991 190 Windstream Communications Inc 6389 3167 3722 159 bellsouth.net, inc. 18566 2084 382 180 Covad Communications 22773 1971 2931 128 Cox Communications, Inc. 1785 1934 678 128 PaeTec Communications, Inc. 20115 1670 1603 626 Charter Communications 4323 1589 1153 392 Time Warner Telecom 30036 1373 283 746 Mediacom Communications Corp 7018 1268 10275 846 AT&T WorldNet Services 7011 1222 334 692 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1772 544 16 Corbina telecom 12479 853 777 63 Uni2 Autonomous System 34984 828 207 198 BILISIM TELEKOM 31148 729 37 9 FreeNet ISP 13188 723 93 139 Educational Network 6830 712 2313 435 UPC Distribution Services 20940 710 228 547 Akamai Technologies European 58113 602 67 365 LIR DATACENTER TELECOM SRL 8551 596 364 61 Bezeq International 3320 494 8438 405 Deutsche Telekom AG Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 2250 384 207 TVCABLE BOGOTA 28573 2172 1283 64 NET Servicos de Comunicao S.A 7303 1669 1139 202 Telecom Argentina Stet-France 8151 1588 3009 351 UniNet S.A. de C.V. 6503 1539 435 67 AVANTEL, S.A. 27947 747 77 91 Telconet S.A 3816 653 309 78 Empresa Nacional de Telecomun 11172 588 85 65 Servicios Alestra S.A de C.V 18881 584 716 18 Global Village Telecom 7738 582 1178 33 Telecomunicacoes da Bahia S.A Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 902 275 36 LINKdotNET AS number 36998 772 48 3 MOBITEL 8452 547 958 13 TEDATA 6713 516 650 19 Itissalat Al-MAGHRIB 24835 287 80 8 RAYA Telecom - Egypt 3741 267 906 225 The Internet Solution 12258 194 28 66 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 16637 181 697 88 MTN Network Solutions Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 7029 3203 991 190 Windstream Communications Inc 6389 3167 3722 159 bellsouth.net, inc. 4766 2959 11557 899 Korea Telecom (KIX) 17974 2420 825 45 PT TELEKOMUNIKASI INDONESIA 10620 2250 384 207 TVCABLE BOGOTA 28573 2172 1283 64 NET Servicos de Comunicao S.A 18566 2084 382 180 Covad Communications 22773 1971 2931 128 Cox Communications, Inc. 1785 1934 678 128 PaeTec Communications, Inc. 7545 1803 301 88 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 3167 3008 bellsouth.net, inc. 17974 2420 2375 PT TELEKOMUNIKASI INDONESIA 28573 2172 2108 NET Servicos de Comunicao S.A 4766 2959 2060 Korea Telecom (KIX) 10620 2250 2043 TVCABLE BOGOTA 18566 2084 1904 Covad Communications 22773 1971 1843 Cox Communications, Inc. 1785 1934 1806 PaeTec Communications, Inc. 8402 1772 1756 Corbina telecom 7545 1803 1715 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS 59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS 59530 UNALLOCATED 5.8.182.0/24 31261 GARS Telecom 61408 UNALLOCATED 5.56.0.0/21 174 Cogent Communication 59414 UNALLOCATED 5.102.144.0/21 15576 Nextra backbone in D 59395 UNALLOCATED 5.133.16.0/21 3549 Global Crossing 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59521 UNALLOCATED 5.134.192.0/21 29518 Labs2 59441 UNALLOCATED 5.144.128.0/21 50810 Mobin Net Communicat 59581 UNALLOCATED 5.149.8.0/21 25577 C4L main AS Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.24.0/21 41794 Altline LLC 128.0.64.0/22 49466 Declic Telecom SAS 128.0.68.0/22 49466 Declic Telecom SAS 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol 128.0.106.0/24 23456 32-bit ASN transition 128.0.128.0/20 29285 AMT closed joint-stock compan 128.0.144.0/22 59675 >>UNKNOWN<< 128.0.160.0/21 23456 32-bit ASN transition Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 27.112.114.0/24 23884 Proimage Engineering and Comm 41.220.80.0/24 38925 DAC AS Germany Complete listing at http://thyme.rand.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 /8:18 /9:14 /10:29 /11:88 /12:243 /13:480 /14:851 /15:1552 /16:12452 /17:6541 /18:10904 /19:21283 /20:30711 /21:32745 /22:43278 /23:40362 /24:224678 /25:1358 /26:1697 /27:905 /28:181 /29:79 /30:17 /31:0 /32:24 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2644 3203 Windstream Communications Inc 18566 2034 2084 Covad Communications 6389 1786 3167 bellsouth.net, inc. 8402 1482 1772 Corbina telecom 22773 1299 1971 Cox Communications, Inc. 30036 1291 1373 Mediacom Communications Corp 11492 1150 1185 Cable One 6503 1054 1539 AVANTEL, S.A. 1785 1019 1934 PaeTec Communications, Inc. 7011 957 1222 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:644 2:774 3:1 4:13 5:640 6:3 8:478 12:1956 13:3 14:689 15:11 16:3 17:6 20:27 23:211 24:1809 27:1398 31:1034 32:54 33:2 34:2 36:7 37:932 38:834 39:2 40:138 41:2660 42:177 44:3 46:1639 47:2 49:504 50:606 52:12 54:27 55:5 56:4 57:27 58:986 59:542 60:237 61:1295 62:948 63:2011 64:4289 65:2202 66:4519 67:2100 68:1158 69:3223 70:936 71:505 72:1886 74:2620 75:478 76:282 77:989 78:1007 79:510 80:1240 81:980 82:624 83:542 84:522 85:1152 86:510 87:941 88:350 89:1737 90:305 91:5300 92:578 93:1446 94:1713 95:1281 96:412 97:324 98:970 99:39 100:31 101:291 103:1771 105:519 106:120 107:202 108:477 109:1633 110:831 111:978 112:435 113:736 114:676 115:895 116:889 117:763 118:961 119:1236 120:362 121:694 122:1699 123:1162 124:1340 125:1287 128:572 129:200 130:290 131:664 132:315 133:142 134:254 135:62 136:219 137:239 138:339 139:175 140:503 141:291 142:495 143:380 144:496 145:83 146:527 147:274 148:734 149:329 150:158 151:209 152:451 153:183 154:21 155:431 156:227 157:365 158:284 159:670 160:336 161:414 162:368 163:191 164:724 165:449 166:495 167:561 168:986 169:129 170:920 171:152 172:7 173:1708 174:628 175:470 176:726 177:1388 178:1642 180:1383 181:167 182:1108 183:302 184:621 185:46 186:2104 187:1401 188:1740 189:1623 190:5835 192:6043 193:5404 194:4128 195:3461 196:1231 197:260 198:3902 199:5088 200:5995 201:1964 202:8734 203:8695 204:4418 205:2539 206:2760 207:2807 208:4069 209:3626 210:2829 211:1530 212:2023 213:1848 214:893 215:75 216:5157 217:1559 218:577 219:311 220:1259 221:531 222:337 223:405 End of report