Routing Table Report 04:00 +10GMT Fri 15 Mar, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 446080 Prefixes after maximum aggregation: 183394 Deaggregation factor: 2.43 Unique aggregates announced to Internet: 218976 Total ASes present in the Internet Routing Table: 43585 Prefixes per ASN: 10.23 Origin-only ASes present in the Internet Routing Table: 34335 Origin ASes announcing only one prefix: 16008 Transit ASes present in the Internet Routing Table: 5773 Transit-only ASes present in the Internet Routing Table: 133 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 30 Max AS path prepend of ASN ( 28730) 25 Prefixes from unregistered ASNs in the Routing Table: 364 Unregistered ASNs in the Routing Table: 132 Number of 32-bit ASNs allocated by the RIRs: 4614 Number of 32-bit ASNs visible in the Routing Table: 3477 Prefixes from 32-bit ASNs in the Routing Table: 9777 Special use prefixes present in the Routing Table: 15 Prefixes being announced from unallocated address space: 194 Number of addresses announced to Internet: 2623116076 Equivalent to 156 /8s, 89 /16s and 147 /24s Percentage of available address space announced: 70.9 Percentage of allocated address space announced: 70.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.3 Total number of prefixes smaller than registry allocations: 157518 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 107274 Total APNIC prefixes after maximum aggregation: 33222 APNIC Deaggregation factor: 3.23 Prefixes being announced from the APNIC address blocks: 108430 Unique aggregates announced from the APNIC address blocks: 44095 APNIC Region origin ASes present in the Internet Routing Table: 4825 APNIC Prefixes per ASN: 22.47 APNIC Region origin ASes announcing only one prefix: 1240 APNIC Region transit ASes present in the Internet Routing Table: 814 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 463 Number of APNIC addresses announced to Internet: 719305504 Equivalent to 42 /8s, 223 /16s and 187 /24s Percentage of available APNIC address space announced: 84.1 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: 156832 Total ARIN prefixes after maximum aggregation: 79261 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 157522 Unique aggregates announced from the ARIN address blocks: 71633 ARIN Region origin ASes present in the Internet Routing Table: 15548 ARIN Prefixes per ASN: 10.13 ARIN Region origin ASes announcing only one prefix: 5888 ARIN Region transit ASes present in the Internet Routing Table: 1605 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 27 Number of ARIN region 32-bit ASNs visible in the Routing Table: 18 Number of ARIN addresses announced to Internet: 1078416512 Equivalent to 64 /8s, 71 /16s and 84 /24s Percentage of available ARIN address space announced: 57.0 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: 114293 Total RIPE prefixes after maximum aggregation: 59108 RIPE Deaggregation factor: 1.93 Prefixes being announced from the RIPE address blocks: 117660 Unique aggregates announced from the RIPE address blocks: 75567 RIPE Region origin ASes present in the Internet Routing Table: 17105 RIPE Prefixes per ASN: 6.88 RIPE Region origin ASes announcing only one prefix: 8156 RIPE Region transit ASes present in the Internet Routing Table: 2795 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2239 Number of RIPE addresses announced to Internet: 654573156 Equivalent to 39 /8s, 3 /16s and 254 /24s Percentage of available RIPE address space announced: 95.2 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: 47232 Total LACNIC prefixes after maximum aggregation: 9332 LACNIC Deaggregation factor: 5.06 Prefixes being announced from the LACNIC address blocks: 51124 Unique aggregates announced from the LACNIC address blocks: 23789 LACNIC Region origin ASes present in the Internet Routing Table: 1861 LACNIC Prefixes per ASN: 27.47 LACNIC Region origin ASes announcing only one prefix: 544 LACNIC Region transit ASes present in the Internet Routing Table: 345 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 750 Number of LACNIC addresses announced to Internet: 124813352 Equivalent to 7 /8s, 112 /16s and 128 /24s Percentage of available LACNIC address space announced: 74.4 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: 10545 Total AfriNIC prefixes after maximum aggregation: 2421 AfriNIC Deaggregation factor: 4.36 Prefixes being announced from the AfriNIC address blocks: 11150 Unique aggregates announced from the AfriNIC address blocks: 3715 AfriNIC Region origin ASes present in the Internet Routing Table: 607 AfriNIC Prefixes per ASN: 18.37 AfriNIC Region origin ASes announcing only one prefix: 180 AfriNIC Region transit ASes present in the Internet Routing Table: 127 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: 7 Number of AfriNIC addresses announced to Internet: 45647104 Equivalent to 2 /8s, 184 /16s and 133 /24s Percentage of available AfriNIC address space announced: 45.3 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 2925 11558 922 Korea Telecom (KIX) 17974 2504 840 86 PT TELEKOMUNIKASI INDONESIA 7545 1833 301 89 TPG Internet Pty Ltd 4755 1718 392 195 TATA Communications formerly 9829 1455 1158 43 BSNL National Internet Backbo 9583 1287 98 535 Sify Limited 7552 1160 1070 12 Vietel Corporation 4808 1116 2054 321 CNCGROUP IP network: China169 9498 1067 310 75 BHARTI Airtel Ltd. 24560 1058 385 161 Bharti Airtel Ltd., Telemedia 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 6389 3042 3695 94 bellsouth.net, inc. 7029 2229 1266 215 Windstream Communications Inc 18566 2080 382 185 Covad Communications 22773 1994 2929 125 Cox Communications, Inc. 1785 1959 677 123 PaeTec Communications, Inc. 20115 1681 1611 623 Charter Communications 4323 1613 1139 401 Time Warner Telecom 30036 1331 292 689 Mediacom Communications Corp 7018 1305 10809 852 AT&T WorldNet Services 11492 1210 222 329 Cable One 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 1899 544 16 Corbina telecom 2118 1116 97 13 EUnet/RELCOM Autonomous Syste 34984 1093 232 205 BILISIM TELEKOM 12479 840 786 66 Uni2 Autonomous System 13188 838 99 34 Educational Network 20940 785 272 622 Akamai Technologies European 31148 777 40 20 FreeNet ISP 6830 715 2314 436 UPC Distribution Services 8551 713 370 43 Bezeq International 58113 662 73 384 LIR DATACENTER TELECOM SRL 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 28573 2417 1333 87 NET Servicos de Comunicao S.A 10620 2348 404 232 TVCABLE BOGOTA 7303 1670 1147 207 Telecom Argentina Stet-France 8151 1350 2723 397 UniNet S.A. de C.V. 6503 1217 435 68 AVANTEL, S.A. 14754 944 128 86 Telgua S. A. 18881 821 716 18 Global Village Telecom 27947 790 87 99 Telconet S.A 3816 689 306 84 Empresa Nacional de Telecomun 7738 650 1306 35 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 36998 1286 80 4 MOBITEL 24863 894 274 34 LINKdotNET AS number 6713 535 615 23 Itissalat Al-MAGHRIB 8452 510 958 13 TEDATA 24835 342 80 8 RAYA Telecom - Egypt 3741 262 906 220 The Internet Solution 12258 193 28 67 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 16637 190 698 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 6389 3042 3695 94 bellsouth.net, inc. 4766 2925 11558 922 Korea Telecom (KIX) 17974 2504 840 86 PT TELEKOMUNIKASI INDONESIA 28573 2417 1333 87 NET Servicos de Comunicao S.A 10620 2348 404 232 TVCABLE BOGOTA 7029 2229 1266 215 Windstream Communications Inc 18566 2080 382 185 Covad Communications 22773 1994 2929 125 Cox Communications, Inc. 1785 1959 677 123 PaeTec Communications, Inc. 8402 1899 544 16 Corbina telecom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 17974 2504 2418 PT TELEKOMUNIKASI INDONESIA 28573 2417 2330 NET Servicos de Comunicao S.A 10620 2348 2116 TVCABLE BOGOTA 7029 2229 2014 Windstream Communications Inc 4766 2925 2003 Korea Telecom (KIX) 18566 2080 1895 Covad Communications 8402 1899 1883 Corbina telecom 22773 1994 1869 Cox Communications, Inc. 1785 1959 1836 PaeTec Communications, Inc. 7545 1833 1744 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 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 209 Qwest 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic 33649 UNALLOCATED 12.111.112.0/24 19029 New Edge Networks 26064 UNALLOCATED 12.149.37.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.0.0/24 2876 Jump Management SRL 128.0.16.0/21 43568 RIPE Network Coordination Cen 128.0.24.0/21 41794 Altline LLC 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.96.0/21 12886 LEWTelNet GmbH 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 mywire Datentechnik GmbH Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 41.222.80.0/21 37110 Moztel LDA 62.12.96.0/19 38478 SunnyVision Limited 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks Inc. 64.185.227.0/24 27431 JTL Networks Inc. 64.185.228.0/24 27431 JTL Networks Inc. 64.185.229.0/24 27431 JTL Networks Inc. 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 /8:17 /9:13 /10:29 /11:88 /12:248 /13:483 /14:871 /15:1563 /16:12655 /17:6626 /18:10894 /19:21722 /20:31637 /21:33535 /22:46008 /23:41581 /24:233826 /25:1368 /26:1768 /27:858 /28:180 /29:73 /30:17 /31:0 /32:20 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2030 2080 Covad Communications 6389 1745 3042 bellsouth.net, inc. 8402 1620 1899 Corbina telecom 7029 1609 2229 Windstream Communications Inc 22773 1306 1994 Cox Communications, Inc. 36998 1280 1286 MOBITEL 30036 1214 1331 Mediacom Communications Corp 11492 1172 1210 Cable One 1785 1039 1959 PaeTec Communications, Inc. 7011 929 1177 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:717 2:793 3:3 4:13 5:704 6:3 8:508 12:1932 13:3 14:756 15:11 16:3 17:8 20:24 23:240 24:1797 27:1451 31:1167 32:44 33:2 34:5 36:27 37:1414 38:860 39:2 40:159 41:2666 42:177 44:4 46:1747 47:2 49:623 50:662 52:12 54:28 55:9 57:28 58:1092 59:580 60:297 61:1388 62:997 63:2043 64:4299 65:2170 66:4273 67:2057 68:1113 69:3266 70:880 71:523 72:1899 74:2558 75:400 76:289 77:1087 78:1029 79:577 80:1237 81:976 82:642 83:557 84:561 85:1159 86:473 87:946 88:378 89:1764 90:262 91:5428 92:620 93:1716 94:1869 95:1575 96:497 97:336 98:1049 99:41 100:29 101:308 103:2294 105:517 106:131 107:207 108:515 109:1811 110:860 111:1037 112:496 113:763 114:689 115:968 116:881 117:807 118:997 119:1268 120:376 121:780 122:1735 123:1176 124:1320 125:1311 128:548 129:221 130:321 131:645 132:333 133:143 134:255 135:62 136:221 137:240 138:343 139:179 140:199 141:313 142:532 143:372 144:483 145:89 146:522 147:357 148:707 149:357 150:157 151:444 152:410 153:196 154:32 155:377 156:249 157:393 158:266 159:715 160:335 161:425 162:376 163:206 164:580 165:454 166:394 167:574 168:1015 169:130 170:1021 171:168 172:4 173:1588 174:577 175:430 176:1176 177:1802 178:1785 179:1 180:1380 181:274 182:1201 183:342 184:660 185:294 186:2349 187:1256 188:1922 189:1440 190:6618 192:6407 193:5679 194:4523 195:3466 196:1303 197:888 198:4200 199:5239 200:6018 201:2251 202:8907 203:8723 204:4494 205:2584 206:2786 207:2807 208:4075 209:3546 210:2911 211:1557 212:1997 213:1933 214:916 215:97 216:5183 217:1570 218:602 219:327 220:1263 221:535 222:316 223:482 End of report