Routing Table Report 04:00 +10GMT Sun 03 Feb, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 441182 Prefixes after maximum aggregation: 181806 Deaggregation factor: 2.43 Unique aggregates announced to Internet: 216828 Total ASes present in the Internet Routing Table: 43195 Prefixes per ASN: 10.21 Origin-only ASes present in the Internet Routing Table: 34109 Origin ASes announcing only one prefix: 15912 Transit ASes present in the Internet Routing Table: 5747 Transit-only ASes present in the Internet Routing Table: 145 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 29 Max AS path prepend of ASN ( 28730) 25 Prefixes from unregistered ASNs in the Routing Table: 386 Unregistered ASNs in the Routing Table: 133 Number of 32-bit ASNs allocated by the RIRs: 3727 Number of 32-bit ASNs visible in the Routing Table: 3339 Prefixes from 32-bit ASNs in the Routing Table: 9170 Special use prefixes present in the Routing Table: 17 Prefixes being announced from unallocated address space: 193 Number of addresses announced to Internet: 2614599276 Equivalent to 155 /8s, 215 /16s and 158 /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: 94.3 Total number of prefixes smaller than registry allocations: 155641 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 106033 Total APNIC prefixes after maximum aggregation: 33095 APNIC Deaggregation factor: 3.20 Prefixes being announced from the APNIC address blocks: 107081 Unique aggregates announced from the APNIC address blocks: 43861 APNIC Region origin ASes present in the Internet Routing Table: 4816 APNIC Prefixes per ASN: 22.23 APNIC Region origin ASes announcing only one prefix: 1239 APNIC Region transit ASes present in the Internet Routing Table: 811 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: 419 Number of APNIC addresses announced to Internet: 717852288 Equivalent to 42 /8s, 201 /16s and 142 /24s Percentage of available APNIC address space announced: 83.9 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: 155331 Total ARIN prefixes after maximum aggregation: 78670 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 155988 Unique aggregates announced from the ARIN address blocks: 70825 ARIN Region origin ASes present in the Internet Routing Table: 15438 ARIN Prefixes per ASN: 10.10 ARIN Region origin ASes announcing only one prefix: 5831 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: 27 Number of ARIN region 32-bit ASNs visible in the Routing Table: 18 Number of ARIN addresses announced to Internet: 1075849856 Equivalent to 64 /8s, 32 /16s and 42 /24s Percentage of available ARIN address space announced: 56.9 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: 113371 Total RIPE prefixes after maximum aggregation: 58514 RIPE Deaggregation factor: 1.94 Prefixes being announced from the RIPE address blocks: 116470 Unique aggregates announced from the RIPE address blocks: 74786 RIPE Region origin ASes present in the Internet Routing Table: 17041 RIPE Prefixes per ASN: 6.83 RIPE Region origin ASes announcing only one prefix: 8148 RIPE Region transit ASes present in the Internet Routing Table: 2780 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: 2158 Number of RIPE addresses announced to Internet: 653024868 Equivalent to 38 /8s, 236 /16s and 94 /24s Percentage of available RIPE address space announced: 94.9 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: 46732 Total LACNIC prefixes after maximum aggregation: 9065 LACNIC Deaggregation factor: 5.16 Prefixes being announced from the LACNIC address blocks: 50438 Unique aggregates announced from the LACNIC address blocks: 23464 LACNIC Region origin ASes present in the Internet Routing Table: 1793 LACNIC Prefixes per ASN: 28.13 LACNIC Region origin ASes announcing only one prefix: 515 LACNIC Region transit ASes present in the Internet Routing Table: 334 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 737 Number of LACNIC addresses announced to Internet: 123231240 Equivalent to 7 /8s, 88 /16s and 92 /24s Percentage of available LACNIC address space announced: 73.5 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: 10406 Total AfriNIC prefixes after maximum aggregation: 2410 AfriNIC Deaggregation factor: 4.32 Prefixes being announced from the AfriNIC address blocks: 11012 Unique aggregates announced from the AfriNIC address blocks: 3720 AfriNIC Region origin ASes present in the Internet Routing Table: 593 AfriNIC Prefixes per ASN: 18.57 AfriNIC Region origin ASes announcing only one prefix: 179 AfriNIC Region transit ASes present in the Internet Routing Table: 128 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 7 Number of AfriNIC addresses announced to Internet: 44287488 Equivalent to 2 /8s, 163 /16s and 198 /24s Percentage of available AfriNIC address space announced: 44.0 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 2932 11557 922 Korea Telecom (KIX) 17974 2471 824 84 PT TELEKOMUNIKASI INDONESIA 7545 1825 301 88 TPG Internet Pty Ltd 4755 1681 382 188 TATA Communications formerly 9829 1420 1150 45 BSNL National Internet Backbo 9583 1207 90 502 Sify Limited 7552 1145 1070 12 Vietel Corporation 4808 1101 2040 315 CNCGROUP IP network: China169 9498 1053 310 75 BHARTI Airtel Ltd. 24560 1044 385 160 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 3092 3699 115 bellsouth.net, inc. 7029 2274 1265 211 Windstream Communications Inc 18566 2081 382 183 Covad Communications 22773 1964 2931 128 Cox Communications, Inc. 1785 1951 678 124 PaeTec Communications, Inc. 20115 1688 1608 625 Charter Communications 4323 1599 1155 395 Time Warner Telecom 30036 1346 287 699 Mediacom Communications Corp 7018 1295 10546 858 AT&T WorldNet Services 7011 1198 314 681 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 1793 544 16 Corbina telecom 2118 1114 97 13 EUnet/RELCOM Autonomous Syste 34984 976 231 205 BILISIM TELEKOM 13188 842 99 22 Educational Network 12479 836 778 65 Uni2 Autonomous System 31148 755 39 18 FreeNet ISP 20940 742 252 589 Akamai Technologies European 8551 716 367 39 Bezeq International 6830 713 2313 434 UPC Distribution Services 58113 633 70 378 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 2325 1315 81 NET Servicos de Comunicao S.A 10620 2308 395 224 TVCABLE BOGOTA 7303 1679 1147 206 Telecom Argentina Stet-France 8151 1537 2891 380 UniNet S.A. de C.V. 6503 1472 435 67 AVANTEL, S.A. 14754 909 114 72 Telgua S. A. 27947 774 85 95 Telconet S.A 18881 753 716 18 Global Village Telecom 3816 673 306 85 Empresa Nacional de Telecomun 11172 604 86 67 Servicios Alestra S.A de C.V 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 897 275 36 LINKdotNET AS number 8452 532 958 13 TEDATA 6713 499 602 20 Itissalat Al-MAGHRIB 24835 329 80 8 RAYA Telecom - Egypt 3741 266 906 224 The Internet Solution 12258 193 28 67 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 16637 191 696 90 MTN Network Solutions 29975 191 667 21 Vodacom 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 3092 3699 115 bellsouth.net, inc. 4766 2932 11557 922 Korea Telecom (KIX) 17974 2471 824 84 PT TELEKOMUNIKASI INDONESIA 28573 2325 1315 81 NET Servicos de Comunicao S.A 10620 2308 395 224 TVCABLE BOGOTA 7029 2274 1265 211 Windstream Communications Inc 18566 2081 382 183 Covad Communications 22773 1964 2931 128 Cox Communications, Inc. 1785 1951 678 124 PaeTec Communications, Inc. 7545 1825 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 17974 2471 2387 PT TELEKOMUNIKASI INDONESIA 28573 2325 2244 NET Servicos de Comunicao S.A 10620 2308 2084 TVCABLE BOGOTA 7029 2274 2063 Windstream Communications Inc 4766 2932 2010 Korea Telecom (KIX) 18566 2081 1898 Covad Communications 22773 1964 1836 Cox Communications, Inc. 1785 1951 1827 PaeTec Communications, Inc. 8402 1793 1777 Corbina telecom 7545 1825 1737 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 128.0.60.0/23 57417 INTERNET TASMANIA SRL 128.0.62.0/23 57417 INTERNET TASMANIA SRL 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 Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 27.112.114.0/24 23884 Proimage Engineering and Comm 31.210.16.0/22 15657 Neural Networks ASN 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. 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 /12:246 /13:481 /14:865 /15:1547 /16:12548 /17:6597 /18:10968 /19:21749 /20:31099 /21:33277 /22:45179 /23:40766 /24:231446 /25:1365 /26:1742 /27:863 /28:184 /29:75 /30:17 /31:0 /32:21 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2031 2081 Covad Communications 6389 1768 3092 bellsouth.net, inc. 7029 1637 2274 Windstream Communications Inc 8402 1522 1793 Corbina telecom 22773 1291 1964 Cox Communications, Inc. 36998 1280 1286 MOBITEL 30036 1239 1346 Mediacom Communications Corp 11492 1158 1195 Cable One 1785 1032 1951 PaeTec Communications, Inc. 6503 983 1472 AVANTEL, S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:684 2:742 3:3 4:13 5:737 6:3 8:489 12:1936 13:3 14:720 15:11 16:3 17:8 20:24 23:237 24:1799 27:1480 31:1133 32:54 33:2 34:5 36:10 37:1231 38:844 39:2 40:139 41:2683 42:180 44:4 46:1725 47:1 49:547 50:644 52:12 54:28 55:5 57:28 58:1078 59:558 60:251 61:1319 62:1001 63:2030 64:4338 65:2158 66:4267 67:2019 68:1119 69:3225 70:859 71:535 72:1878 74:2531 75:422 76:291 77:1064 78:1033 79:554 80:1209 81:987 82:641 83:534 84:580 85:1148 86:477 87:981 88:371 89:1736 90:285 91:5387 92:617 93:1701 94:2019 95:1611 96:489 97:333 98:1053 99:52 100:30 101:304 103:2057 105:519 106:131 107:208 108:508 109:1752 110:849 111:1006 112:481 113:739 114:685 115:931 116:877 117:789 118:983 119:1265 120:343 121:701 122:1739 123:1182 124:1320 125:1306 128:545 129:200 130:312 131:645 132:323 133:143 134:254 135:61 136:219 137:235 138:341 139:155 140:216 141:310 142:511 143:365 144:472 145:90 146:525 147:332 148:724 149:341 150:157 151:329 152:399 153:190 154:25 155:362 156:241 157:391 158:259 159:709 160:334 161:417 162:370 163:202 164:581 165:462 166:457 167:572 168:1005 169:131 170:1008 171:164 172:4 173:1545 174:614 175:421 176:964 177:1628 178:1722 180:1374 181:221 182:1157 183:319 184:642 185:198 186:2241 187:1462 188:1949 189:1548 190:6626 192:6219 193:5670 194:4641 195:3658 196:1290 197:831 198:4113 199:5195 200:6024 201:2184 202:8825 203:8763 204:4466 205:2548 206:2794 207:2789 208:4072 209:3524 210:2914 211:1568 212:1994 213:1887 214:902 215:93 216:5077 217:1583 218:591 219:326 220:1267 221:550 222:337 223:417 End of report