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Routing Table Report 04:00 +10GMT Wed 29 Sep, 2010
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 332314 Prefixes after maximum aggregation: 152742 Deaggregation factor: 2.18 Unique aggregates announced to Internet: 163129 Total ASes present in the Internet Routing Table: 34871 Prefixes per ASN: 9.53 Origin-only ASes present in the Internet Routing Table: 30226 Origin ASes announcing only one prefix: 14669 Transit ASes present in the Internet Routing Table: 4645 Transit-only ASes present in the Internet Routing Table: 103 Average AS path length visible in the Internet Routing Table: 3.7 Max AS path length visible: 24 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 3393 Unregistered ASNs in the Routing Table: 1495 Number of 32-bit ASNs allocated by the RIRs: 798 Prefixes from 32-bit ASNs in the Routing Table: 1063 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 220 Number of addresses announced to Internet: 2274563904 Equivalent to 135 /8s, 147 /16s and 23 /24s Percentage of available address space announced: 61.4 Percentage of allocated address space announced: 65.5 Percentage of available address space allocated: 93.7 Percentage of address space in use by end-sites: 85.0 Total number of prefixes smaller than registry allocations: 157137
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 80974 Total APNIC prefixes after maximum aggregation: 27767 APNIC Deaggregation factor: 2.92 Prefixes being announced from the APNIC address blocks: 77851 Unique aggregates announced from the APNIC address blocks: 34165 APNIC Region origin ASes present in the Internet Routing Table: 4197 APNIC Prefixes per ASN: 18.55 APNIC Region origin ASes announcing only one prefix: 1166 APNIC Region transit ASes present in the Internet Routing Table: 649 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 550183200 Equivalent to 32 /8s, 203 /16s and 33 /24s Percentage of available APNIC address space announced: 78.1
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 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, 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: 136084 Total ARIN prefixes after maximum aggregation: 70172 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 108823 Unique aggregates announced from the ARIN address blocks: 43221 ARIN Region origin ASes present in the Internet Routing Table: 13924 ARIN Prefixes per ASN: 7.82 ARIN Region origin ASes announcing only one prefix: 5322 ARIN Region transit ASes present in the Internet Routing Table: 1378 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 735848480 Equivalent to 43 /8s, 220 /16s and 40 /24s Percentage of available ARIN address space announced: 62.7
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, 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, 54/8, 55/8, 56/8, 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, 107/8, 108/8, 173/8, 174/8, 184/8, 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: 76212 Total RIPE prefixes after maximum aggregation: 44182 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 69646 Unique aggregates announced from the RIPE address blocks: 45741 RIPE Region origin ASes present in the Internet Routing Table: 14821 RIPE Prefixes per ASN: 4.70 RIPE Region origin ASes announcing only one prefix: 7633 RIPE Region transit ASes present in the Internet Routing Table: 2244 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 439698944 Equivalent to 26 /8s, 53 /16s and 70 /24s Percentage of available RIPE address space announced: 77.1
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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 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, 176/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 30292 Total LACNIC prefixes after maximum aggregation: 7348 LACNIC Deaggregation factor: 4.12 Prefixes being announced from the LACNIC address blocks: 28763 Unique aggregates announced from the LACNIC address blocks: 15054 LACNIC Region origin ASes present in the Internet Routing Table: 1355 LACNIC Prefixes per ASN: 21.23 LACNIC Region origin ASes announcing only one prefix: 424 LACNIC Region transit ASes present in the Internet Routing Table: 235 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 75502208 Equivalent to 4 /8s, 128 /16s and 18 /24s Percentage of available LACNIC address space announced: 56.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 7439 Total AfriNIC prefixes after maximum aggregation: 1897 AfriNIC Deaggregation factor: 3.92 Prefixes being announced from the AfriNIC address blocks: 5748 Unique aggregates announced from the AfriNIC address blocks: 1683 AfriNIC Region origin ASes present in the Internet Routing Table: 406 AfriNIC Prefixes per ASN: 14.16 AfriNIC Region origin ASes announcing only one prefix: 124 AfriNIC Region transit ASes present in the Internet Routing Table: 92 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20896000 Equivalent to 1 /8s, 62 /16s and 217 /24s Percentage of available AfriNIC address space announced: 62.3
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 4766 1860 9436 501 Korea Telecom (KIX) 7545 1397 297 81 TPG Internet Pty Ltd 4755 1348 368 160 TATA Communications formerly 17488 1347 155 124 Hathway IP Over Cable Interne 17974 1237 299 72 PT TELEKOMUNIKASI INDONESIA 24560 1036 304 178 Bharti Airtel Ltd., Telemedia 9583 1019 76 492 Sify Limited 4808 936 1714 261 CNCGROUP IP network: China169 18101 883 100 132 Reliance Infocom Ltd Internet 9829 820 692 33 BSNL National Internet Backbo
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3775 3667 278 bellsouth.net, inc. 4323 2709 1106 389 Time Warner Telecom 19262 1821 4692 286 Verizon Global Networks 1785 1797 698 132 PaeTec Communications, Inc. 20115 1494 1531 653 Charter Communications 7018 1483 5747 952 AT&T WorldNet Services 6478 1356 276 114 AT&T Worldnet Services 2386 1293 554 913 AT&T Data Communications Serv 11492 1217 230 79 Cable One 22773 1193 2858 61 Cox Communications, Inc.
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3292 447 2026 388 TDC Tele Danmark 30890 442 99 211 Evolva Telecom 8866 413 117 21 Bulgarian Telecommunication C 702 403 1868 317 UUNET - Commercial IP service 8551 402 353 46 Bezeq International 3301 378 1688 333 TeliaNet Sweden 34984 376 90 185 BILISIM TELEKOM 3320 370 7328 321 Deutsche Telekom AG 12479 368 576 5 Uni2 Autonomous System 31148 350 18 76 FreeNet ISP
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1340 2559 368 UniNet S.A. de C.V. 10620 1319 247 148 TVCABLE BOGOTA 28573 1116 867 112 NET Servicos de Comunicao S.A 7303 810 424 102 Telecom Argentina Stet-France 6503 749 223 258 AVANTEL, S.A. 14420 584 38 76 CORPORACION NACIONAL DE TELEC 22047 561 310 15 VTR PUNTO NET S.A. 3816 482 209 95 Empresa Nacional de Telecomun 7738 477 922 30 Telecomunicacoes da Bahia S.A 11172 444 99 76 Servicios Alestra S.A de C.V
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8452 1095 445 10 TEDATA 24863 733 147 39 LINKdotNET AS number 36992 660 279 178 Etisalat MISR 3741 266 906 224 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 29571 202 19 11 Ci Telecom Autonomous system 2018 197 277 64 Tertiary Education Network 33776 196 12 14 Starcomms Nigeria Limited 24835 165 78 9 RAYA Telecom - Egypt 16637 157 441 95 MTN Network Solutions
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3775 3667 278 bellsouth.net, inc. 4323 2709 1106 389 Time Warner Telecom 4766 1860 9436 501 Korea Telecom (KIX) 19262 1821 4692 286 Verizon Global Networks 1785 1797 698 132 PaeTec Communications, Inc. 20115 1494 1531 653 Charter Communications 7018 1483 5747 952 AT&T WorldNet Services 7545 1397 297 81 TPG Internet Pty Ltd 6478 1356 276 114 AT&T Worldnet Services 4755 1348 368 160 TATA Communications formerly
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4323 2709 2320 Time Warner Telecom 1785 1797 1665 PaeTec Communications, Inc. 19262 1821 1535 Verizon Global Networks 4766 1860 1359 Korea Telecom (KIX) 7545 1397 1316 TPG Internet Pty Ltd 6478 1356 1242 AT&T Worldnet Services 17488 1347 1223 Hathway IP Over Cable Interne 4755 1348 1188 TATA Communications formerly 10620 1319 1171 TVCABLE BOGOTA 17974 1237 1165 PT TELEKOMUNIKASI INDONESIA
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 40331 UNALLOCATED 8.11.167.0/24 7018 AT&T WorldNet Servic 11946 UNALLOCATED 8.12.155.0/24 40913 Quality Technology S 15040 UNALLOCATED 8.12.156.0/24 3356 Level 3 Communicatio 33084 UNALLOCATED 8.15.195.0/24 3356 Level 3 Communicatio 18826 UNALLOCATED 8.17.208.0/20 2828 XO Communications 16734 UNALLOCATED 8.18.204.0/24 26914 Global Netoptex, Inc 53562 UNALLOCATED 8.19.94.0/24 3356 Level 3 Communicatio 23200 UNALLOCATED 8.20.243.0/24 25653 Pegasus Web Technolo 22015 UNALLOCATED 8.22.137.0/24 14989 Broadview Networks 46856 UNALLOCATED 8.22.184.0/22 3356 Level 3 Communicatio
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd 41.223.199.0/24 36990 Alkan Telecom Ltd 62.61.220.0/24 24974 Tachyon Europe BV - Wireless
Complete listing at http://thyme.apnic.net/current/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 /9:10 /10:25 /11:67 /12:203 /13:422 /14:732 /15:1317 /16:11291 /17:5456 /18:9275 /19:18495 /20:23500 /21:23756 /22:31123 /23:30415 /24:173102 /25:1056 /26:1172 /27:650 /28:171 /29:47 /30:3 /31:0 /32:7
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2403 3775 bellsouth.net, inc. 4766 1477 1860 Korea Telecom (KIX) 4323 1369 2709 Time Warner Telecom 1785 1259 1797 PaeTec Communications, Inc. 10620 1207 1319 TVCABLE BOGOTA 11492 1105 1217 Cable One 17488 1087 1347 Hathway IP Over Cable Interne 18566 1068 1087 Covad Communications 8452 1006 1095 TEDATA 24560 937 1036 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:71 2:13 4:13 8:310 12:2010 13:8 14:8 15:20 16:3 17:9 20:8 24:1367 27:344 31:1 32:61 33:12 38:702 40:97 41:2540 44:3 46:129 47:10 49:4 52:12 55:5 56:2 57:29 58:867 59:506 60:478 61:1078 62:1042 63:1970 64:3733 65:2307 66:4028 67:1845 68:1137 69:2827 70:739 71:375 72:1942 73:2 74:2312 75:285 76:322 77:889 78:678 79:418 80:1021 81:794 82:500 83:452 84:679 85:1034 86:432 87:689 88:324 89:1566 90:104 91:3073 92:429 93:1000 94:1168 95:715 96:397 97:219 98:633 99:32 101:3 108:64 109:712 110:430 111:589 112:295 113:288 114:450 115:596 116:1104 117:655 118:529 119:891 120:172 121:711 122:1544 123:924 124:1222 125:1240 128:226 129:157 130:170 131:559 132:259 133:20 134:207 135:46 136:222 137:140 138:274 139:109 140:480 141:197 142:347 143:355 144:482 145:54 146:428 147:171 148:627 149:305 150:153 151:233 152:288 153:171 154:3 155:368 156:170 157:335 158:112 159:364 160:316 161:190 162:267 163:165 164:418 165:368 166:467 167:410 168:677 169:156 170:721 171:62 172:2 173:1059 174:553 175:174 176:1 177:1 178:507 180:658 181:1 182:211 183:250 184:160 186:654 187:482 188:821 189:789 190:4168 192:5778 193:4739 194:3434 195:2820 196:1202 198:3549 199:3598 200:5378 201:1584 202:8114 203:8310 204:4014 205:2395 206:2555 207:3048 208:3888 209:3491 210:2583 211:1292 212:1779 213:1701 214:671 215:66 216:4754 217:1577 218:475 219:399 220:1170 221:389 222:314 223:44
End of report
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