Routing Table Report 08:00 +10GMT Wed 07 Nov, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 423817 Prefixes after maximum aggregation: 177367 Deaggregation factor: 2.39 Unique aggregates announced to Internet: 211598 Total ASes present in the Internet Routing Table: 39275 Prefixes per ASN: 10.79 Origin-only ASes present in the Internet Routing Table: 33772 Origin ASes announcing only one prefix: 15827 Transit ASes present in the Internet Routing Table: 5503 Transit-only ASes present in the Internet Routing Table: 137 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 39 Max AS path prepend of ASN ( 22394) 36 Prefixes from unregistered ASNs in the Routing Table: 1624 Unregistered ASNs in the Routing Table: 381 Number of 32-bit ASNs allocated by the RIRs: 3446 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 8266 Special use prefixes present in the Routing Table: 20 Prefixes being announced from unallocated address space: 165 Number of addresses announced to Internet: 2630909952 Equivalent to 156 /8s, 208 /16s and 128 /24s Percentage of available address space announced: 71.1 Percentage of allocated address space announced: 71.1 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: 147314 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 98744 Total APNIC prefixes after maximum aggregation: 31117 APNIC Deaggregation factor: 3.17 Prefixes being announced from the APNIC address blocks: 100174 Unique aggregates announced from the APNIC address blocks: 42931 APNIC Region origin ASes present in the Internet Routing Table: 4740 APNIC Prefixes per ASN: 21.13 APNIC Region origin ASes announcing only one prefix: 1274 APNIC Region transit ASes present in the Internet Routing Table: 751 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 710935552 Equivalent to 42 /8s, 96 /16s and 4 /24s Percentage of available APNIC address space announced: 83.1 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: 153470 Total ARIN prefixes after maximum aggregation: 77827 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 154287 Unique aggregates announced from the ARIN address blocks: 69665 ARIN Region origin ASes present in the Internet Routing Table: 15182 ARIN Prefixes per ASN: 10.16 ARIN Region origin ASes announcing only one prefix: 5752 ARIN Region transit ASes present in the Internet Routing Table: 1525 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 39 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 1087272704 Equivalent to 64 /8s, 206 /16s and 119 /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: 109160 Total RIPE prefixes after maximum aggregation: 57591 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 111869 Unique aggregates announced from the RIPE address blocks: 72414 RIPE Region origin ASes present in the Internet Routing Table: 16932 RIPE Prefixes per ASN: 6.61 RIPE Region origin ASes announcing only one prefix: 8147 RIPE Region transit ASes present in the Internet Routing Table: 2711 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 648664064 Equivalent to 38 /8s, 169 /16s and 212 /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: 43721 Total LACNIC prefixes after maximum aggregation: 8549 LACNIC Deaggregation factor: 5.11 Prefixes being announced from the LACNIC address blocks: 47124 Unique aggregates announced from the LACNIC address blocks: 22887 LACNIC Region origin ASes present in the Internet Routing Table: 1686 LACNIC Prefixes per ASN: 27.95 LACNIC Region origin ASes announcing only one prefix: 483 LACNIC Region transit ASes present in the Internet Routing Table: 314 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 118811392 Equivalent to 7 /8s, 20 /16s and 235 /24s Percentage of available LACNIC address space announced: 70.8 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: 9709 Total AfriNIC prefixes after maximum aggregation: 2230 AfriNIC Deaggregation factor: 4.35 Prefixes being announced from the AfriNIC address blocks: 10197 Unique aggregates announced from the AfriNIC address blocks: 3559 AfriNIC Region origin ASes present in the Internet Routing Table: 566 AfriNIC Prefixes per ASN: 18.02 AfriNIC Region origin ASes announcing only one prefix: 171 AfriNIC Region transit ASes present in the Internet Routing Table: 124 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0 Number of AfriNIC addresses announced to Internet: 42644992 Equivalent to 2 /8s, 138 /16s and 182 /24s Percentage of available AfriNIC address space announced: 42.4 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 17974 2420 825 45 PT Telekomunikasi Indonesia 4766 2100 11550 604 Korea Telecom (KIX) 7545 1795 301 86 TPG Internet Pty Ltd 4755 1601 375 159 TATA Communications formerly 9829 1407 1154 41 National Internet Backbone 9583 1179 88 512 Sify Limited 7552 1123 1062 11 Vietel Corporation 24560 1034 385 161 Bharti Airtel Ltd., Telemedia 9498 1020 310 73 BHARTI Airtel Ltd. 18101 1017 135 171 Reliance Infocom Ltd Internet Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7029 3200 991 189 Windstream Communications Inc 6389 3163 3722 159 BellSouth.net Inc. 18566 2072 381 182 Covad Communications Co. 22773 1971 2931 128 Cox Communications Inc. 1785 1926 678 127 PaeTec Communications, Inc. 20115 1670 1603 626 Charter Communications 4323 1587 1169 392 tw telecom holdings, inc. 30036 1373 279 751 Mediacom Communications Corp 7018 1281 10308 858 AT&T Services, Inc. 7011 1222 334 692 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1810 544 16 Corbina telecom 12479 852 777 62 France Telecom Espana SA 34984 828 207 199 BILISIM TELEKOM 31148 727 37 9 FreeNet ISP 13188 720 93 137 Ukraine 6830 714 2313 437 UPC Broadband 20940 701 228 547 Akamai Technologies European 8551 618 364 61 Bezeq International 58113 602 67 365 LIR DATACENTER TELECOM SRL 9116 541 326 32 Goldenlines main autonomous s Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 2242 382 229 Types of queries are: POCs, o 28573 2152 1281 63 Types of queries are: POCs, o 7303 1669 1139 202 Telecom Argentina S.A. 6503 1530 435 69 Axtel, S.A.B. de C.V. 8151 1458 3043 349 Uninet S.A. de C.V. 27947 724 77 87 Telconet S.A 3816 657 309 68 Types of queries are: POCs, o 14420 599 92 109 CORPORACION NACIONAL DE TELEC 11172 589 101 65 Alestra, S. de R.L. de C.V. 7738 582 1178 33 Telecomunicacoes da Bahia S.A Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 899 275 36 LINKdotNET AS number 36998 772 48 3 MOBITEL 8452 549 958 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 15399 193 29 5 Wananchi Online Limited 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 7029 3200 991 189 Windstream Communications Inc 6389 3163 3722 159 BellSouth.net Inc. 17974 2420 825 45 PT Telekomunikasi Indonesia 10620 2242 382 229 Types of queries are: POCs, o 28573 2152 1281 63 Types of queries are: POCs, o 4766 2100 11550 604 Korea Telecom (KIX) 18566 2072 381 182 Covad Communications Co. 22773 1971 2931 128 Cox Communications Inc. 1785 1926 678 127 PaeTec Communications, Inc. 8402 1810 544 16 Corbina telecom Complete listing at http://thyme.rand.apnic.net/london/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 3163 3004 BellSouth.net Inc. 17974 2420 2375 PT Telekomunikasi Indonesia 28573 2152 2089 Types of queries are: POCs, o 10620 2242 2013 Types of queries are: POCs, o 18566 2072 1890 Covad Communications Co. 22773 1971 1843 Cox Communications Inc. 1785 1926 1799 PaeTec Communications, Inc. 8402 1810 1794 Corbina telecom 7545 1795 1709 TPG Internet Pty Ltd 4766 2100 1496 Korea Telecom (KIX) Complete listing at http://thyme.rand.apnic.net/london/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 NTS workspace AG 59395 UNALLOCATED 5.133.16.0/21 8468 ENTANET Internationa 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59521 UNALLOCATED 5.134.192.0/21 29518 Bredband2 AB 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/london/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 128.0.24.0/21 41794 Sibirskie Seti Ltd. 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<< Complete listing at http://thyme.rand.apnic.net/london/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 G.I.T. TELECOM LIMITED Complete listing at http://thyme.rand.apnic.net/london/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 /9:14 /10:30 /11:88 /12:243 /13:476 /14:853 /15:1559 /16:12396 /17:6568 /18:10799 /19:21254 /20:30650 /21:32532 /22:42772 /23:40004 /24:222969 /25:10 /26:15 /27:11 /28:143 /29:183 /30:90 /31:0 /32:139 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2641 3200 Windstream Communications Inc 18566 2022 2072 Covad Communications Co. 6389 1782 3163 BellSouth.net Inc. 8402 1511 1810 Corbina telecom 22773 1299 1971 Cox Communications Inc. 30036 1290 1373 Mediacom Communications Corp 11492 1152 1187 CABLE ONE, INC. 6503 1050 1530 Axtel, S.A.B. de C.V. 1785 1018 1926 PaeTec Communications, Inc. 7011 957 1222 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:607 2:785 3:1 4:13 5:615 6:3 8:475 12:1957 13:3 14:673 15:11 16:3 17:6 20:27 23:210 24:1807 27:1397 31:1060 32:49 33:2 34:2 36:7 37:924 38:817 39:2 40:137 41:2752 42:177 44:3 46:1618 47:2 49:473 50:599 52:12 54:27 55:4 56:4 57:31 58:979 59:537 60:231 61:1277 62:970 63:2004 64:4246 65:2199 66:4492 67:2097 68:1156 69:3220 70:932 71:505 72:1886 74:2616 75:478 76:268 77:978 78:996 79:509 80:1240 81:986 82:630 83:543 84:529 85:1152 86:512 87:941 88:358 89:1740 90:305 91:5292 92:581 93:1450 94:1710 95:1294 96:411 97:324 98:975 99:36 100:30 101:289 103:1735 105:514 106:120 107:201 108:460 109:1623 110:811 111:976 112:430 113:719 114:671 115:864 116:856 117:744 118:960 119:1184 120:353 121:682 122:1660 123:1162 124:1307 125:1287 128:545 129:177 130:277 131:657 132:309 133:142 134:243 135:62 136:218 137:234 138:338 139:170 140:476 141:290 142:474 143:373 144:495 145:83 146:518 147:264 148:719 149:328 150:150 151:208 152:449 153:183 154:20 155:431 156:223 157:315 158:284 159:588 160:335 161:390 162:367 163:180 164:577 165:443 166:497 167:563 168:994 169:128 170:916 171:154 172:6 173:1715 174:634 175:470 176:731 177:1384 178:1629 180:1376 181:166 182:1097 183:298 184:618 185:46 186:2269 187:1402 188:1736 189:1610 190:5889 192:5981 193:5410 194:4129 195:3467 196:1228 197:263 198:3857 199:5046 200:5922 201:1973 202:8514 203:8601 204:4343 205:2521 206:2665 207:2744 208:4052 209:3603 210:2744 211:1518 212:2098 213:1852 214:893 215:75 216:5136 217:1581 218:564 219:290 220:1250 221:531 222:337 223:400 End of report