Routing Table Report 08:00 +10GMT Mon 01 Oct, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 420547 Prefixes after maximum aggregation: 176440 Deaggregation factor: 2.38 Unique aggregates announced to Internet: 209332 Total ASes present in the Internet Routing Table: 39119 Prefixes per ASN: 10.75 Origin-only ASes present in the Internet Routing Table: 33648 Origin ASes announcing only one prefix: 15779 Transit ASes present in the Internet Routing Table: 5471 Transit-only ASes present in the Internet Routing Table: 126 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 1406 Unregistered ASNs in the Routing Table: 308 Number of 32-bit ASNs allocated by the RIRs: 3339 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 7887 Special use prefixes present in the Routing Table: 18 Prefixes being announced from unallocated address space: 158 Number of addresses announced to Internet: 2622052096 Equivalent to 156 /8s, 73 /16s and 87 /24s Percentage of available address space announced: 70.8 Percentage of allocated address space announced: 70.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 93.7 Total number of prefixes smaller than registry allocations: 146266 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 97401 Total APNIC prefixes after maximum aggregation: 30998 APNIC Deaggregation factor: 3.14 Prefixes being announced from the APNIC address blocks: 98640 Unique aggregates announced from the APNIC address blocks: 42786 APNIC Region origin ASes present in the Internet Routing Table: 4712 APNIC Prefixes per ASN: 20.93 APNIC Region origin ASes announcing only one prefix: 1263 APNIC Region transit ASes present in the Internet Routing Table: 742 Average APNIC Region AS path length visible: 4.1 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: 706675968 Equivalent to 42 /8s, 31 /16s and 5 /24s Percentage of available APNIC address space announced: 82.6 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: 152987 Total ARIN prefixes after maximum aggregation: 77634 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 153883 Unique aggregates announced from the ARIN address blocks: 69082 ARIN Region origin ASes present in the Internet Routing Table: 15183 ARIN Prefixes per ASN: 10.14 ARIN Region origin ASes announcing only one prefix: 5758 ARIN Region transit ASes present in the Internet Routing Table: 1533 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 1086763008 Equivalent to 64 /8s, 198 /16s and 176 /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: 108605 Total RIPE prefixes after maximum aggregation: 57149 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 111182 Unique aggregates announced from the RIPE address blocks: 71409 RIPE Region origin ASes present in the Internet Routing Table: 16859 RIPE Prefixes per ASN: 6.59 RIPE Region origin ASes announcing only one prefix: 8128 RIPE Region transit ASes present in the Internet Routing Table: 2688 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 647305728 Equivalent to 38 /8s, 149 /16s and 26 /24s Percentage of available RIPE address space announced: 94.1 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: 43117 Total LACNIC prefixes after maximum aggregation: 8372 LACNIC Deaggregation factor: 5.15 Prefixes being announced from the LACNIC address blocks: 46334 Unique aggregates announced from the LACNIC address blocks: 22370 LACNIC Region origin ASes present in the Internet Routing Table: 1646 LACNIC Prefixes per ASN: 28.15 LACNIC Region origin ASes announcing only one prefix: 456 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: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 116849152 Equivalent to 6 /8s, 246 /16s and 250 /24s Percentage of available LACNIC address space announced: 69.6 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: 9862 Total AfriNIC prefixes after maximum aggregation: 2230 AfriNIC Deaggregation factor: 4.42 Prefixes being announced from the AfriNIC address blocks: 10349 Unique aggregates announced from the AfriNIC address blocks: 3544 AfriNIC Region origin ASes present in the Internet Routing Table: 560 AfriNIC Prefixes per ASN: 18.48 AfriNIC Region origin ASes announcing only one prefix: 174 AfriNIC Region transit ASes present in the Internet Routing Table: 127 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: 41902080 Equivalent to 2 /8s, 127 /16s and 96 /24s Percentage of available AfriNIC address space announced: 41.6 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 2356 702 54 PT Telekomunikasi Indonesia 4766 2115 11420 608 Korea Telecom (KIX) 7545 1756 301 88 TPG Internet Pty Ltd 4755 1603 387 162 TATA Communications formerly 9829 1393 1154 41 National Internet Backbone 9583 1207 89 515 Sify Limited 7552 1077 1061 14 Vietel Corporation 24560 1038 386 160 Bharti Airtel Ltd., Telemedia 18101 1016 135 169 Reliance Infocom Ltd Internet 9498 1015 310 74 BHARTI Airtel Ltd. 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 6389 3289 3729 176 BellSouth.net Inc. 7029 3163 990 161 Windstream Communications Inc 18566 2085 382 180 Covad Communications Co. 1785 1921 678 128 PaeTec Communications, Inc. 22773 1888 2931 128 Cox Communications Inc. 20115 1656 1581 617 Charter Communications 4323 1572 1169 385 tw telecom holdings, inc. 30036 1365 272 751 Mediacom Communications Corp 7018 1269 10336 847 AT&T Services, Inc. 7011 1205 329 699 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 1659 544 16 Corbina telecom 2118 1399 97 14 EUnet/RELCOM Autonomous Syste 12479 846 775 74 France Telecom Espana SA 34984 782 206 181 BILISIM TELEKOM 6830 725 2313 449 UPC Broadband 31148 711 37 9 FreeNet ISP 13188 684 90 163 Ukraine 20940 672 218 529 Akamai Technologies European 58113 631 70 366 LIR DATACENTER TELECOM SRL 8551 602 364 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 2191 376 218 Types of queries are: POCs, o 28573 2087 1251 56 Types of queries are: POCs, o 7303 1561 1034 199 Telecom Argentina S.A. 6503 1528 435 70 Axtel, S.A.B. de C.V. 8151 1442 3026 342 Uninet S.A. de C.V. 27947 700 74 87 Telconet S.A 3816 644 310 52 Types of queries are: POCs, o 6458 620 81 15 Telgua 11172 591 101 69 Alestra, S. de R.L. de C.V. 14420 588 87 102 CORPORACION NACIONAL DE TELEC 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 889 275 36 LINKdotNET AS number 8452 781 958 13 TEDATA 36998 772 48 3 MOBITEL 6713 517 650 19 Itissalat Al-MAGHRIB 24835 269 80 8 RAYA Telecom - Egypt 3741 267 906 225 The Internet Solution 12258 194 28 66 Vodacom Internet Company 15706 192 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 33776 189 12 13 Starcomms Nigeria Limited 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 6389 3289 3729 176 BellSouth.net Inc. 7029 3163 990 161 Windstream Communications Inc 17974 2356 702 54 PT Telekomunikasi Indonesia 10620 2191 376 218 Types of queries are: POCs, o 4766 2115 11420 608 Korea Telecom (KIX) 28573 2087 1251 56 Types of queries are: POCs, o 18566 2085 382 180 Covad Communications Co. 1785 1921 678 128 PaeTec Communications, Inc. 22773 1888 2931 128 Cox Communications Inc. 7545 1756 301 88 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/london/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7029 3163 3002 Windstream Communications Inc 17974 2356 2302 PT Telekomunikasi Indonesia 28573 2087 2031 Types of queries are: POCs, o 10620 2191 1973 Types of queries are: POCs, o 18566 2085 1905 Covad Communications Co. 1785 1921 1793 PaeTec Communications, Inc. 22773 1888 1760 Cox Communications Inc. 7545 1756 1668 TPG Internet Pty Ltd 8402 1659 1643 Corbina telecom 4766 2115 1507 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 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 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 59457 UNALLOCATED 5.149.64.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.64.0/19 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 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 128.0.80.0/20 52041 Timer LTD 128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol 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 128.0.168.0/21 15772 W-NET Kiev 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 /11:87 /12:240 /13:475 /14:848 /15:1554 /16:12372 /17:6507 /18:10784 /19:21052 /20:30273 /21:32139 /22:42200 /23:39694 /24:221718 /25:9 /26:13 /27:10 /28:139 /29:155 /30:84 /31:0 /32:131 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2646 3163 Windstream Communications Inc 18566 2035 2085 Covad Communications Co. 6389 1837 3289 BellSouth.net Inc. 8402 1370 1659 Corbina telecom 30036 1299 1365 Mediacom Communications Corp 22773 1229 1888 Cox Communications Inc. 11492 1162 1199 CABLE ONE, INC. 6503 1050 1528 Axtel, S.A.B. de C.V. 1785 1017 1921 PaeTec Communications, Inc. 7011 944 1205 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:584 2:627 3:1 4:13 5:545 6:3 8:461 12:1982 13:1 14:649 15:11 16:3 17:6 20:27 23:200 24:1780 27:1344 31:1046 32:49 33:2 34:2 36:7 37:820 38:821 39:2 40:133 41:3064 42:159 44:3 46:1591 47:2 49:468 50:588 52:13 54:22 55:9 56:2 57:31 58:931 59:535 60:231 61:1183 62:953 63:1981 64:4271 65:2233 66:4507 67:2089 68:1164 69:3217 70:987 71:509 72:1870 74:2591 75:486 76:314 77:954 78:961 79:496 80:1236 81:970 82:640 83:533 84:517 85:1158 86:499 87:928 88:364 89:1830 90:303 91:5245 92:596 93:1423 94:1632 95:1211 96:418 97:324 98:968 99:36 100:24 101:261 103:1571 105:512 106:118 107:199 108:447 109:1530 110:803 111:970 112:441 113:701 114:633 115:879 116:879 117:725 118:930 119:1177 120:328 121:678 122:1597 123:1165 124:1300 125:1277 128:531 129:179 130:267 131:625 132:275 133:22 134:240 135:61 136:218 137:236 138:338 139:169 140:471 141:279 142:467 143:377 144:485 145:82 146:510 147:262 148:724 149:324 150:148 151:192 152:448 153:177 154:19 155:407 156:221 157:326 158:258 159:580 160:344 161:384 162:362 163:180 164:682 165:415 166:528 167:554 168:963 169:125 170:908 171:167 172:6 173:1682 174:622 175:443 176:782 177:1237 178:1612 180:1334 181:140 182:1051 183:295 184:603 185:7 186:2197 187:1263 188:1694 189:1582 190:6044 192:5986 193:5733 194:4555 195:3480 196:1224 197:227 198:3775 199:4996 200:5935 201:1986 202:8478 203:8624 204:4334 205:2521 206:2653 207:2782 208:4059 209:3632 210:2785 211:1521 212:2011 213:1822 214:877 215:86 216:5105 217:1581 218:556 219:295 220:1243 221:511 222:302 223:409 End of report