Routing Table Report 08:00 +10GMT Tue 14 Aug, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 414148 Prefixes after maximum aggregation: 175138 Deaggregation factor: 2.36 Unique aggregates announced to Internet: 203820 Total ASes present in the Internet Routing Table: 38897 Prefixes per ASN: 10.65 Origin-only ASes present in the Internet Routing Table: 33499 Origin ASes announcing only one prefix: 15752 Transit ASes present in the Internet Routing Table: 5398 Transit-only ASes present in the Internet Routing Table: 117 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 1094 Unregistered ASNs in the Routing Table: 206 Number of 32-bit ASNs allocated by the RIRs: 3109 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 6995 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 172 Number of addresses announced to Internet: 2608148224 Equivalent to 155 /8s, 117 /16s and 47 /24s Percentage of available address space announced: 70.4 Percentage of allocated address space announced: 70.4 Percentage of available address space allocated: 99.9 Percentage of address space in use by end-sites: 93.2 Total number of prefixes smaller than registry allocations: 143796 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 96436 Total APNIC prefixes after maximum aggregation: 31279 APNIC Deaggregation factor: 3.08 Prefixes being announced from the APNIC address blocks: 97577 Unique aggregates announced from the APNIC address blocks: 42174 APNIC Region origin ASes present in the Internet Routing Table: 4683 APNIC Prefixes per ASN: 20.84 APNIC Region origin ASes announcing only one prefix: 1267 APNIC Region transit ASes present in the Internet Routing Table: 733 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 705497088 Equivalent to 42 /8s, 13 /16s and 8 /24s Percentage of available APNIC address space announced: 82.5 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: 152545 Total ARIN prefixes after maximum aggregation: 77425 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 153536 Unique aggregates announced from the ARIN address blocks: 68650 ARIN Region origin ASes present in the Internet Routing Table: 15161 ARIN Prefixes per ASN: 10.13 ARIN Region origin ASes announcing only one prefix: 5756 ARIN Region transit ASes present in the Internet Routing Table: 1524 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 1083859712 Equivalent to 64 /8s, 154 /16s and 99 /24s Percentage of available ARIN address space announced: 57.3 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: 105472 Total RIPE prefixes after maximum aggregation: 55913 RIPE Deaggregation factor: 1.89 Prefixes being announced from the RIPE address blocks: 107669 Unique aggregates announced from the RIPE address blocks: 67400 RIPE Region origin ASes present in the Internet Routing Table: 16736 RIPE Prefixes per ASN: 6.43 RIPE Region origin ASes announcing only one prefix: 8126 RIPE Region transit ASes present in the Internet Routing Table: 2651 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 641254912 Equivalent to 38 /8s, 56 /16s and 198 /24s Percentage of available RIPE address space announced: 93.2 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: 42300 Total LACNIC prefixes after maximum aggregation: 8269 LACNIC Deaggregation factor: 5.12 Prefixes being announced from the LACNIC address blocks: 45074 Unique aggregates announced from the LACNIC address blocks: 22043 LACNIC Region origin ASes present in the Internet Routing Table: 1610 LACNIC Prefixes per ASN: 28.00 LACNIC Region origin ASes announcing only one prefix: 430 LACNIC Region transit ASes present in the Internet Routing Table: 303 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 21 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 113372160 Equivalent to 6 /8s, 193 /16s and 236 /24s Percentage of available LACNIC address space announced: 67.6 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: 9667 Total AfriNIC prefixes after maximum aggregation: 2198 AfriNIC Deaggregation factor: 4.40 Prefixes being announced from the AfriNIC address blocks: 10119 Unique aggregates announced from the AfriNIC address blocks: 3408 AfriNIC Region origin ASes present in the Internet Routing Table: 557 AfriNIC Prefixes per ASN: 18.17 AfriNIC Region origin ASes announcing only one prefix: 173 AfriNIC Region transit ASes present in the Internet Routing Table: 119 Average AfriNIC Region AS path length visible: 3.5 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: 41516032 Equivalent to 2 /8s, 121 /16s and 124 /24s Percentage of available AfriNIC address space announced: 41.2 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 2336 702 54 PT Telekomunikasi Indonesia 4766 2024 11106 780 Korea Telecom (KIX) 7545 1708 301 87 TPG Internet Pty Ltd 4755 1584 385 156 TATA Communications formerly 9829 1311 1084 31 National Internet Backbone 9583 1206 90 534 Sify Limited 7552 1092 1062 11 Vietel Corporation 24560 1038 385 165 Bharti Airtel Ltd., Telemedia 9498 996 294 74 BHARTI Airtel Ltd. 4808 967 1940 289 CNCGROUP IP network China169 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 3669 990 156 Windstream Communications Inc 6389 3376 3773 194 BellSouth.net Inc. 18566 2089 382 180 Covad Communications Co. 1785 1939 680 129 PaeTec Communications, Inc. 22773 1699 2914 125 Cox Communications Inc. 20115 1646 1572 611 Charter Communications 4323 1572 1042 385 tw telecom holdings, inc. 30036 1436 280 785 Mediacom Communications Corp 7018 1243 10055 813 AT&T Services, Inc. 11492 1191 216 351 CABLE ONE, INC. 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 1407 544 16 Corbina telecom 12479 824 762 86 France Telecom Espana SA 34984 747 189 175 BILISIM TELEKOM 6830 716 2311 447 UPC Broadband 31148 699 37 9 FreeNet ISP 20940 696 230 550 Akamai Technologies European 2118 685 97 14 EUnet/RELCOM Autonomous Syste 13188 656 100 9 Ukraine 58113 624 70 370 LIR DATACENTER TELECOM SRL 8551 600 364 61 Bezeq International 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 2077 353 220 Types of queries are: POCs, o 28573 2039 1232 55 Types of queries are: POCs, o 7303 1561 1032 201 Telecom Argentina S.A. 6503 1520 419 69 Axtel, S.A.B. de C.V. 8151 1331 3026 339 Uninet S.A. de C.V. 6458 881 81 15 Telgua 27947 691 75 90 Telconet S.A 3816 601 254 92 Types of queries are: POCs, o 11172 591 101 70 Alestra, S. de R.L. de C.V. 22047 580 326 15 Types of queries are: POCs, o 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 8452 906 958 13 TEDATA 24863 865 274 33 LINKdotNET AS number 36998 532 48 3 MOBITEL 6713 515 650 19 Itissalat Al-MAGHRIB 24835 286 80 8 RAYA Telecom - Egypt 3741 262 904 223 The Internet Solution 33776 227 12 19 Starcomms Nigeria Limited 12258 195 28 62 Vodacom Internet Company 15706 193 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 3669 990 156 Windstream Communications Inc 6389 3376 3773 194 BellSouth.net Inc. 17974 2336 702 54 PT Telekomunikasi Indonesia 18566 2089 382 180 Covad Communications Co. 10620 2077 353 220 Types of queries are: POCs, o 28573 2039 1232 55 Types of queries are: POCs, o 4766 2024 11106 780 Korea Telecom (KIX) 1785 1939 680 129 PaeTec Communications, Inc. 7545 1708 301 87 TPG Internet Pty Ltd 22773 1699 2914 125 Cox Communications Inc. 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 3376 3182 BellSouth.net Inc. 17974 2336 2282 PT Telekomunikasi Indonesia 28573 2039 1984 Types of queries are: POCs, o 18566 2089 1909 Covad Communications Co. 10620 2077 1857 Types of queries are: POCs, o 1785 1939 1810 PaeTec Communications, Inc. 7545 1708 1621 TPG Internet Pty Ltd 22773 1699 1574 Cox Communications Inc. 6503 1520 1451 Axtel, S.A.B. de C.V. 4755 1584 1428 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 59414 UNALLOCATED 5.102.144.0/21 15576 NTS workspace AG 59395 UNALLOCATED 5.133.16.0/21 12658 Dexterity Networks L 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59457 UNALLOCATED 5.149.64.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.65.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.66.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.67.0/24 43179 Team Consulting d.o. 59457 UNALLOCATED 5.149.68.0/24 43179 Team Consulting d.o. 59457 UNALLOCATED 5.149.71.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.74.0/23 35567 DASTO semtel d.o.o. 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 169.254.0.0/16 65333 Internet Assigned Numbers Aut 172.16.0.0/12 65333 Internet Assigned Numbers Aut 192.0.2.0/24 65333 Internet Assigned Numbers Aut 192.168.0.0/16 0 * 198.18.0.0/15 65333 Internet Assigned Numbers Aut Complete listing at http://thyme.rand.apnic.net/london/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 5.191.0.0/16 31721 Azercell Telecom AS 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 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 /8:21 /9:14 /10:30 /11:84 /12:237 /13:471 /14:847 /15:1528 /16:12322 /17:6387 /18:10664 /19:20827 /20:29981 /21:31572 /22:41334 /23:39372 /24:217878 /25:11 /26:22 /27:18 /28:146 /29:155 /30:85 /31:0 /32:142 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2940 3669 Windstream Communications Inc 18566 2039 2089 Covad Communications Co. 6389 1861 3376 BellSouth.net Inc. 30036 1372 1436 Mediacom Communications Corp 11492 1154 1191 CABLE ONE, INC. 8402 1136 1407 Corbina telecom 22773 1123 1699 Cox Communications Inc. 6503 1047 1520 Axtel, S.A.B. de C.V. 1785 1041 1939 PaeTec Communications, Inc. 7011 929 1190 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:513 2:676 3:1 4:13 5:338 6:3 8:436 12:1977 13:1 14:632 15:11 16:3 17:6 20:26 23:199 24:1802 27:1331 31:1045 32:51 33:2 34:2 36:7 37:728 38:815 39:1 40:134 41:2890 42:154 44:3 46:1555 47:2 49:435 50:579 52:13 54:14 55:3 56:1 57:38 58:927 59:512 60:234 61:1177 62:949 63:2017 64:4234 65:2249 66:4525 67:2054 68:1157 69:3240 70:989 71:521 72:1866 74:2603 75:489 76:330 77:946 78:897 79:500 80:1238 81:936 82:639 83:541 84:511 85:1136 86:473 87:936 88:337 89:1805 90:303 91:5105 92:590 93:1320 94:1577 95:1238 96:410 97:317 98:908 99:36 100:22 101:253 103:1372 105:512 106:112 107:193 108:406 109:1498 110:789 111:953 112:422 113:668 114:647 115:833 116:904 117:721 118:944 119:1197 120:354 121:681 122:1613 123:1166 124:1312 125:1265 128:491 129:176 130:256 131:628 132:293 133:22 134:235 135:61 136:215 137:236 138:341 139:198 140:474 141:265 142:433 143:364 144:488 145:78 146:503 147:255 148:750 149:317 150:147 151:186 152:455 153:175 154:19 155:425 156:219 157:336 158:189 159:557 160:347 161:386 162:423 163:178 164:673 165:406 166:575 167:532 168:950 169:125 170:910 171:145 172:5 173:1741 174:628 175:433 176:589 177:985 178:1684 180:1318 181:117 182:1021 183:233 184:574 186:2064 187:1124 188:1445 189:1579 190:6116 192:5957 193:5453 194:4236 195:3236 196:1255 197:200 198:3653 199:4863 200:5916 201:1958 202:8469 203:8564 204:4320 205:2519 206:2729 207:2748 208:4045 209:3615 210:2705 211:1556 212:2027 213:1806 214:875 215:85 216:5104 217:1544 218:549 219:298 220:1236 221:553 222:300 223:362 End of report