Routing Table Report 08:00 +10GMT Tue 09 Oct, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 420929 Prefixes after maximum aggregation: 176691 Deaggregation factor: 2.38 Unique aggregates announced to Internet: 210137 Total ASes present in the Internet Routing Table: 39144 Prefixes per ASN: 10.75 Origin-only ASes present in the Internet Routing Table: 33667 Origin ASes announcing only one prefix: 15785 Transit ASes present in the Internet Routing Table: 5477 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: 1431 Unregistered ASNs in the Routing Table: 319 Number of 32-bit ASNs allocated by the RIRs: 3363 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 8058 Special use prefixes present in the Routing Table: 18 Prefixes being announced from unallocated address space: 155 Number of addresses announced to Internet: 2624883200 Equivalent to 156 /8s, 116 /16s and 138 /24s Percentage of available address space announced: 70.9 Percentage of allocated address space announced: 70.9 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: 146024 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 97408 Total APNIC prefixes after maximum aggregation: 30991 APNIC Deaggregation factor: 3.14 Prefixes being announced from the APNIC address blocks: 98724 Unique aggregates announced from the APNIC address blocks: 42848 APNIC Region origin ASes present in the Internet Routing Table: 4719 APNIC Prefixes per ASN: 20.92 APNIC Region origin ASes announcing only one prefix: 1264 APNIC Region transit ASes present in the Internet Routing Table: 747 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 708764416 Equivalent to 42 /8s, 62 /16s and 227 /24s Percentage of available APNIC address space announced: 82.8 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: 152948 Total ARIN prefixes after maximum aggregation: 77688 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 153826 Unique aggregates announced from the ARIN address blocks: 69338 ARIN Region origin ASes present in the Internet Routing Table: 15200 ARIN Prefixes per ASN: 10.12 ARIN Region origin ASes announcing only one prefix: 5771 ARIN Region transit ASes present in the Internet Routing Table: 1534 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 1086500864 Equivalent to 64 /8s, 194 /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: 109072 Total RIPE prefixes after maximum aggregation: 57271 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 111717 Unique aggregates announced from the RIPE address blocks: 71750 RIPE Region origin ASes present in the Internet Routing Table: 16853 RIPE Prefixes per ASN: 6.63 RIPE Region origin ASes announcing only one prefix: 8120 RIPE Region transit ASes present in the Internet Routing Table: 2700 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: 647857664 Equivalent to 38 /8s, 157 /16s and 134 /24s Percentage of available RIPE address space announced: 94.2 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: 42975 Total LACNIC prefixes after maximum aggregation: 8437 LACNIC Deaggregation factor: 5.09 Prefixes being announced from the LACNIC address blocks: 46284 Unique aggregates announced from the LACNIC address blocks: 22530 LACNIC Region origin ASes present in the Internet Routing Table: 1650 LACNIC Prefixes per ASN: 28.05 LACNIC Region origin ASes announcing only one prefix: 455 LACNIC Region transit ASes present in the Internet Routing Table: 302 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: 117077760 Equivalent to 6 /8s, 250 /16s and 119 /24s Percentage of available LACNIC address space announced: 69.8 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: 9746 Total AfriNIC prefixes after maximum aggregation: 2247 AfriNIC Deaggregation factor: 4.34 Prefixes being announced from the AfriNIC address blocks: 10222 Unique aggregates announced from the AfriNIC address blocks: 3533 AfriNIC Region origin ASes present in the Internet Routing Table: 563 AfriNIC Prefixes per ASN: 18.16 AfriNIC Region origin ASes announcing only one prefix: 175 AfriNIC Region transit ASes present in the Internet Routing Table: 125 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: 42125312 Equivalent to 2 /8s, 130 /16s and 200 /24s Percentage of available AfriNIC address space announced: 41.8 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 2364 830 54 PT Telekomunikasi Indonesia 4766 2106 11420 608 Korea Telecom (KIX) 7545 1760 301 87 TPG Internet Pty Ltd 4755 1601 387 162 TATA Communications formerly 9829 1398 1154 41 National Internet Backbone 9583 1227 90 518 Sify Limited 7552 1106 1062 11 Vietel Corporation 24560 1034 385 162 Bharti Airtel Ltd., Telemedia 9498 1021 310 74 BHARTI Airtel Ltd. 18101 1015 135 169 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 3228 3727 172 BellSouth.net Inc. 7029 3164 990 161 Windstream Communications Inc 18566 2085 382 180 Covad Communications Co. 1785 1927 678 128 PaeTec Communications, Inc. 22773 1903 2931 128 Cox Communications Inc. 20115 1656 1582 618 Charter Communications 4323 1577 1170 388 tw telecom holdings, inc. 30036 1348 270 757 Mediacom Communications Corp 7018 1279 10321 851 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 1692 544 16 Corbina telecom 2118 1399 97 14 EUnet/RELCOM Autonomous Syste 12479 818 769 78 France Telecom Espana SA 34984 793 206 180 BILISIM TELEKOM 31148 722 37 9 FreeNet ISP 6830 718 2313 442 UPC Broadband 13188 696 92 156 Ukraine 20940 682 221 529 Akamai Technologies European 58113 603 67 364 LIR DATACENTER TELECOM SRL 8551 597 364 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 2201 379 222 Types of queries are: POCs, o 28573 2112 1269 59 Types of queries are: POCs, o 7303 1566 1035 202 Telecom Argentina S.A. 6503 1527 435 69 Axtel, S.A.B. de C.V. 8151 1449 3028 349 Uninet S.A. de C.V. 27947 704 74 88 Telconet S.A 3816 645 309 69 Types of queries are: POCs, o 11172 592 101 66 Alestra, S. de R.L. de C.V. 14420 589 87 101 CORPORACION NACIONAL DE TELEC 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 24863 891 275 36 LINKdotNET AS number 36998 772 48 3 MOBITEL 8452 700 958 13 TEDATA 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 29571 164 14 18 Ci Telecom Autonomous system 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 3228 3727 172 BellSouth.net Inc. 7029 3164 990 161 Windstream Communications Inc 17974 2364 830 54 PT Telekomunikasi Indonesia 10620 2201 379 222 Types of queries are: POCs, o 28573 2112 1269 59 Types of queries are: POCs, o 4766 2106 11420 608 Korea Telecom (KIX) 18566 2085 382 180 Covad Communications Co. 1785 1927 678 128 PaeTec Communications, Inc. 22773 1903 2931 128 Cox Communications Inc. 7545 1760 301 87 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 3164 3003 Windstream Communications Inc 17974 2364 2310 PT Telekomunikasi Indonesia 28573 2112 2053 Types of queries are: POCs, o 10620 2201 1979 Types of queries are: POCs, o 18566 2085 1905 Covad Communications Co. 1785 1927 1799 PaeTec Communications, Inc. 22773 1903 1775 Cox Communications Inc. 8402 1692 1676 Corbina telecom 7545 1760 1673 TPG Internet Pty Ltd 4766 2106 1498 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 /12:242 /13:475 /14:849 /15:1553 /16:12396 /17:6509 /18:10785 /19:21077 /20:30365 /21:32219 /22:42325 /23:39675 /24:221734 /25:9 /26:13 /27:10 /28:144 /29:171 /30:89 /31:0 /32:139 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2647 3164 Windstream Communications Inc 18566 2035 2085 Covad Communications Co. 6389 1801 3228 BellSouth.net Inc. 8402 1406 1692 Corbina telecom 30036 1280 1348 Mediacom Communications Corp 22773 1244 1903 Cox Communications Inc. 11492 1164 1201 CABLE ONE, INC. 6503 1050 1527 Axtel, S.A.B. de C.V. 1785 1017 1927 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) ---------------------------------------------- 1:592 2:709 3:1 4:13 5:555 6:3 8:468 12:1973 13:1 14:648 15:11 16:3 17:6 20:27 23:201 24:1779 27:1372 31:1039 32:49 33:2 34:2 36:7 37:839 38:822 39:2 40:133 41:2940 42:158 44:3 46:1607 47:2 49:442 50:586 52:12 54:23 55:4 56:3 57:31 58:929 59:531 60:231 61:1182 62:948 63:1994 64:4266 65:2225 66:4509 67:2105 68:1170 69:3222 70:987 71:514 72:1880 74:2601 75:486 76:307 77:958 78:958 79:501 80:1248 81:971 82:641 83:539 84:521 85:1155 86:490 87:930 88:363 89:1785 90:302 91:5234 92:579 93:1511 94:1628 95:1096 96:396 97:325 98:967 99:36 100:28 101:264 103:1610 105:512 106:120 107:199 108:453 109:1578 110:805 111:956 112:435 113:711 114:618 115:878 116:870 117:735 118:960 119:1183 120:334 121:676 122:1593 123:1160 124:1290 125:1281 128:529 129:182 130:274 131:631 132:302 133:22 134:242 135:62 136:220 137:236 138:338 139:169 140:471 141:283 142:471 143:377 144:482 145:82 146:494 147:265 148:732 149:325 150:151 151:197 152:449 153:179 154:19 155:407 156:222 157:328 158:258 159:581 160:344 161:385 162:365 163:180 164:553 165:420 166:526 167:552 168:985 169:126 170:910 171:151 172:7 173:1671 174:631 175:445 176:766 177:1277 178:1616 180:1340 181:149 182:1061 183:296 184:606 185:24 186:2193 187:1310 188:1723 189:1584 190:5750 192:5987 193:5750 194:4614 195:3666 196:1232 197:234 198:3779 199:5021 200:5934 201:1954 202:8459 203:8582 204:4331 205:2514 206:2674 207:2771 208:4044 209:3627 210:2763 211:1520 212:2032 213:1818 214:871 215:86 216:5118 217:1572 218:559 219:294 220:1243 221:511 222:302 223:408 End of report