Routing Table Report 08:00 +10GMT Tue 30 Oct, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 422964 Prefixes after maximum aggregation: 177128 Deaggregation factor: 2.39 Unique aggregates announced to Internet: 211066 Total ASes present in the Internet Routing Table: 39257 Prefixes per ASN: 10.77 Origin-only ASes present in the Internet Routing Table: 33747 Origin ASes announcing only one prefix: 15850 Transit ASes present in the Internet Routing Table: 5510 Transit-only ASes present in the Internet Routing Table: 135 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: 1527 Unregistered ASNs in the Routing Table: 360 Number of 32-bit ASNs allocated by the RIRs: 3418 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 8228 Special use prefixes present in the Routing Table: 19 Prefixes being announced from unallocated address space: 162 Number of addresses announced to Internet: 2628999936 Equivalent to 156 /8s, 179 /16s and 91 /24s Percentage of available address space announced: 71.0 Percentage of allocated address space announced: 71.0 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: 146960 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 98413 Total APNIC prefixes after maximum aggregation: 31160 APNIC Deaggregation factor: 3.16 Prefixes being announced from the APNIC address blocks: 99813 Unique aggregates announced from the APNIC address blocks: 42915 APNIC Region origin ASes present in the Internet Routing Table: 4743 APNIC Prefixes per ASN: 21.04 APNIC Region origin ASes announcing only one prefix: 1276 APNIC Region transit ASes present in the Internet Routing Table: 752 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: 709716224 Equivalent to 42 /8s, 77 /16s and 105 /24s Percentage of available APNIC address space announced: 82.9 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: 153295 Total ARIN prefixes after maximum aggregation: 77722 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 154121 Unique aggregates announced from the ARIN address blocks: 69606 ARIN Region origin ASes present in the Internet Routing Table: 15200 ARIN Prefixes per ASN: 10.14 ARIN Region origin ASes announcing only one prefix: 5774 ARIN Region transit ASes present in the Internet Routing Table: 1531 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: 1087280128 Equivalent to 64 /8s, 206 /16s and 148 /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: 109190 Total RIPE prefixes after maximum aggregation: 57438 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 111894 Unique aggregates announced from the RIPE address blocks: 72142 RIPE Region origin ASes present in the Internet Routing Table: 16905 RIPE Prefixes per ASN: 6.62 RIPE Region origin ASes announcing only one prefix: 8150 RIPE Region transit ASes present in the Internet Routing Table: 2720 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: 648539904 Equivalent to 38 /8s, 167 /16s and 239 /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: 43355 Total LACNIC prefixes after maximum aggregation: 8512 LACNIC Deaggregation factor: 5.09 Prefixes being announced from the LACNIC address blocks: 46746 Unique aggregates announced from the LACNIC address blocks: 22799 LACNIC Region origin ASes present in the Internet Routing Table: 1675 LACNIC Prefixes per ASN: 27.91 LACNIC Region origin ASes announcing only one prefix: 478 LACNIC Region transit ASes present in the Internet Routing Table: 310 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: 118266112 Equivalent to 7 /8s, 12 /16s and 153 /24s Percentage of available LACNIC address space announced: 70.5 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: 9736 Total AfriNIC prefixes after maximum aggregation: 2242 AfriNIC Deaggregation factor: 4.34 Prefixes being announced from the AfriNIC address blocks: 10227 Unique aggregates announced from the AfriNIC address blocks: 3460 AfriNIC Region origin ASes present in the Internet Routing Table: 566 AfriNIC Prefixes per ASN: 18.07 AfriNIC Region origin ASes announcing only one prefix: 172 AfriNIC Region transit ASes present in the Internet Routing Table: 122 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: 42632192 Equivalent to 2 /8s, 138 /16s and 132 /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 2418 829 55 PT Telekomunikasi Indonesia 4766 2113 11550 604 Korea Telecom (KIX) 7545 1778 301 84 TPG Internet Pty Ltd 4755 1600 376 159 TATA Communications formerly 9829 1409 1154 41 National Internet Backbone 9583 1180 88 513 Sify Limited 7552 1076 1062 11 Vietel Corporation 24560 1035 385 162 Bharti Airtel Ltd., Telemedia 9498 1026 310 74 BHARTI Airtel Ltd. 18101 1017 135 170 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 6389 3170 3723 161 BellSouth.net Inc. 7029 3133 990 162 Windstream Communications Inc 18566 2072 381 182 Covad Communications Co. 22773 1966 2931 128 Cox Communications Inc. 1785 1926 678 125 PaeTec Communications, Inc. 20115 1665 1583 628 Charter Communications 4323 1591 1171 394 tw telecom holdings, inc. 30036 1362 273 735 Mediacom Communications Corp 7018 1275 10306 854 AT&T Services, Inc. 7011 1210 331 685 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 1753 544 16 Corbina telecom 12479 853 776 64 France Telecom Espana SA 34984 821 207 198 BILISIM TELEKOM 31148 726 37 9 FreeNet ISP 6830 714 2313 437 UPC Broadband 13188 708 93 135 Ukraine 20940 685 222 545 Akamai Technologies European 2118 664 97 14 EUnet/RELCOM Autonomous Syste 8551 618 364 61 Bezeq International 58113 601 66 364 LIR DATACENTER TELECOM SRL 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 2233 380 225 Types of queries are: POCs, o 28573 2136 1278 61 Types of queries are: POCs, o 7303 1661 1131 201 Telecom Argentina S.A. 6503 1531 435 70 Axtel, S.A.B. de C.V. 8151 1446 3027 351 Uninet S.A. de C.V. 27947 679 77 86 Telconet S.A 3816 654 309 68 Types of queries are: POCs, o 14420 593 89 103 CORPORACION NACIONAL DE TELEC 11172 589 101 65 Alestra, S. de R.L. de C.V. 7738 585 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 900 307 37 LINKdotNET AS number 36998 772 48 3 MOBITEL 8452 651 958 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 6389 3170 3723 161 BellSouth.net Inc. 7029 3133 990 162 Windstream Communications Inc 17974 2418 829 55 PT Telekomunikasi Indonesia 10620 2233 380 225 Types of queries are: POCs, o 28573 2136 1278 61 Types of queries are: POCs, o 4766 2113 11550 604 Korea Telecom (KIX) 18566 2072 381 182 Covad Communications Co. 22773 1966 2931 128 Cox Communications Inc. 1785 1926 678 125 PaeTec Communications, Inc. 7545 1778 301 84 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 3133 2971 Windstream Communications Inc 17974 2418 2363 PT Telekomunikasi Indonesia 28573 2136 2075 Types of queries are: POCs, o 10620 2233 2008 Types of queries are: POCs, o 18566 2072 1890 Covad Communications Co. 22773 1966 1838 Cox Communications Inc. 1785 1926 1801 PaeTec Communications, Inc. 8402 1753 1737 Corbina telecom 7545 1778 1694 TPG Internet Pty Ltd 4766 2113 1509 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 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 3549 Global Crossing 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. 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 128.0.128.0/20 29285 AMT closed joint-stock compan 128.0.144.0/22 59675 >>UNKNOWN<< 128.0.160.0/21 23456 32-bit ASN transition 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 /12:243 /13:476 /14:852 /15:1557 /16:12398 /17:6543 /18:10780 /19:21193 /20:30584 /21:32427 /22:42671 /23:39905 /24:222596 /25:9 /26:13 /27:11 /28:145 /29:182 /30:88 /31:0 /32:141 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2622 3133 Windstream Communications Inc 18566 2022 2072 Covad Communications Co. 6389 1786 3170 BellSouth.net Inc. 8402 1458 1753 Corbina telecom 22773 1299 1966 Cox Communications Inc. 30036 1283 1362 Mediacom Communications Corp 11492 1149 1184 CABLE ONE, INC. 6503 1050 1531 Axtel, S.A.B. de C.V. 1785 1018 1926 PaeTec Communications, Inc. 7011 945 1210 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:609 2:728 3:1 4:13 5:584 6:3 8:477 12:1966 13:3 14:667 15:11 16:3 17:6 20:27 23:210 24:1800 27:1370 31:1048 32:49 33:2 34:2 36:7 37:918 38:825 39:2 40:136 41:2833 42:175 44:3 46:1611 47:2 49:458 50:600 52:12 54:26 55:6 56:4 57:31 58:981 59:539 60:231 61:1286 62:991 63:1983 64:4268 65:2218 66:4538 67:2096 68:1161 69:3235 70:985 71:506 72:1879 74:2609 75:478 76:308 77:976 78:1002 79:508 80:1234 81:985 82:631 83:543 84:525 85:1145 86:494 87:942 88:358 89:1798 90:303 91:5278 92:588 93:1447 94:1669 95:1246 96:410 97:323 98:966 99:36 100:29 101:289 103:1714 105:513 106:122 107:200 108:455 109:1614 110:808 111:974 112:429 113:717 114:626 115:844 116:856 117:744 118:946 119:1177 120:353 121:682 122:1658 123:1159 124:1307 125:1283 128:544 129:186 130:271 131:633 132:302 133:142 134:240 135:62 136:218 137:233 138:336 139:168 140:465 141:289 142:472 143:374 144:493 145:82 146:511 147:261 148:719 149:329 150:150 151:205 152:448 153:183 154:20 155:436 156:224 157:321 158:286 159:582 160:337 161:390 162:364 163:180 164:554 165:418 166:514 167:562 168:996 169:124 170:917 171:152 172:7 173:1700 174:627 175:455 176:763 177:1340 178:1617 180:1362 181:158 182:1097 183:313 184:611 185:44 186:2155 187:1379 188:1718 189:1585 190:5854 192:5982 193:5549 194:4279 195:3461 196:1237 197:255 198:3831 199:5046 200:5923 201:1962 202:8521 203:8590 204:4330 205:2502 206:2634 207:2726 208:4042 209:3603 210:2761 211:1524 212:2102 213:1835 214:868 215:88 216:5113 217:1569 218:558 219:289 220:1251 221:523 222:338 223:400 End of report