Routing Table Report 04:00 +10GMT Wed 30 Dec, 2009
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 308269 Prefixes after maximum aggregation: 143172 Deaggregation factor: 2.15 Unique aggregates announced to Internet: 151384 Total ASes present in the Internet Routing Table: 33008 Prefixes per ASN: 9.34 Origin-only ASes present in the Internet Routing Table: 28661 Origin ASes announcing only one prefix: 14001 Transit ASes present in the Internet Routing Table: 4347 Transit-only ASes present in the Internet Routing Table: 98 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 710 Unregistered ASNs in the Routing Table: 132 Number of 32-bit ASNs allocated by the RIRs: 378 Prefixes from 32-bit ASNs in the Routing Table: 335 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 160 Number of addresses announced to Internet: 2167451392 Equivalent to 129 /8s, 48 /16s and 175 /24s Percentage of available address space announced: 58.5 Percentage of allocated address space announced: 66.3 Percentage of available address space allocated: 88.2 Percentage of address space in use by end-sites: 80.5 Total number of prefixes smaller than registry allocations: 148753
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 74698 Total APNIC prefixes after maximum aggregation: 25783 APNIC Deaggregation factor: 2.90 Prefixes being announced from the APNIC address blocks: 71385 Unique aggregates announced from the APNIC address blocks: 31342 APNIC Region origin ASes present in the Internet Routing Table: 3903 APNIC Prefixes per ASN: 18.29 APNIC Region origin ASes announcing only one prefix: 1065 APNIC Region transit ASes present in the Internet Routing Table: 605 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 486259744 Equivalent to 28 /8s, 251 /16s and 188 /24s Percentage of available APNIC address space announced: 80.5
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 43/8, 58/8, 59/8, 60/8, 61/8, 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,
ARIN Region Analysis Summary ----------------------------
Prefixes being announced by ARIN Region ASes: 129491 Total ARIN prefixes after maximum aggregation: 67498 ARIN Deaggregation factor: 1.92 Prefixes being announced from the ARIN address blocks: 103572 Unique aggregates announced from the ARIN address blocks: 39079 ARIN Region origin ASes present in the Internet Routing Table: 13433 ARIN Prefixes per ASN: 7.71 ARIN Region origin ASes announcing only one prefix: 5202 ARIN Region transit ASes present in the Internet Routing Table: 1332 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 734150176 Equivalent to 43 /8s, 194 /16s and 62 /24s Percentage of available ARIN address space announced: 64.4
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, 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, 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: 70698 Total RIPE prefixes after maximum aggregation: 41419 RIPE Deaggregation factor: 1.71 Prefixes being announced from the RIPE address blocks: 64049 Unique aggregates announced from the RIPE address blocks: 42751 RIPE Region origin ASes present in the Internet Routing Table: 13932 RIPE Prefixes per ASN: 4.60 RIPE Region origin ASes announcing only one prefix: 7252 RIPE Region transit ASes present in the Internet Routing Table: 2094 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 409341248 Equivalent to 24 /8s, 102 /16s and 13 /24s Percentage of available RIPE address space announced: 76.2
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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 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, 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: 26865 Total LACNIC prefixes after maximum aggregation: 6541 LACNIC Deaggregation factor: 4.11 Prefixes being announced from the LACNIC address blocks: 25205 Unique aggregates announced from the LACNIC address blocks: 13805 LACNIC Region origin ASes present in the Internet Routing Table: 1222 LACNIC Prefixes per ASN: 20.63 LACNIC Region origin ASes announcing only one prefix: 389 LACNIC Region transit ASes present in the Internet Routing Table: 202 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 69871360 Equivalent to 4 /8s, 42 /16s and 39 /24s Percentage of available LACNIC address space announced: 69.4
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 5958 Total AfriNIC prefixes after maximum aggregation: 1594 AfriNIC Deaggregation factor: 3.74 Prefixes being announced from the AfriNIC address blocks: 4360 Unique aggregates announced from the AfriNIC address blocks: 1558 AfriNIC Region origin ASes present in the Internet Routing Table: 337 AfriNIC Prefixes per ASN: 12.94 AfriNIC Region origin ASes announcing only one prefix: 93 AfriNIC Region transit ASes present in the Internet Routing Table: 72 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 14599680 Equivalent to 0 /8s, 222 /16s and 198 /24s Percentage of available AfriNIC address space announced: 43.5
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 1833 7510 468 Korea Telecom (KIX) 17488 1460 144 142 Hathway IP Over Cable Interne 4755 1285 289 145 TATA Communications formerly 4134 1013 19445 397 CHINANET-BACKBONE 9583 999 75 505 Sify Limited 18101 997 204 36 Reliance Infocom Ltd Internet 7545 923 198 97 TPG Internet Pty Ltd 17974 860 273 59 PT TELEKOMUNIKASI INDONESIA 9829 853 677 24 BSNL National Internet Backbo 4808 834 1583 212 CNCGROUP IP network: China169
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 4189 3892 301 bellsouth.net, inc. 4323 3779 1068 400 Time Warner Telecom 1785 1799 699 134 PaeTec Communications, Inc. 7018 1590 5791 1032 AT&T WorldNet Services 20115 1535 1487 667 Charter Communications 2386 1289 616 930 AT&T Data Communications Serv 3356 1204 10929 423 Level 3 Communications, LLC 11492 1153 222 14 Cable One 22773 1122 2600 66 Cox Communications, Inc. 6478 1099 241 301 AT&T Worldnet Services
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 30890 517 98 207 Evolva Telecom 35805 514 40 5 United Telecom of Georgia 3292 448 1903 393 TDC Tele Danmark 702 419 1837 337 UUNET - Commercial IP service 8551 390 354 41 Bezeq International 8866 378 110 23 Bulgarian Telecommunication C 3320 362 7068 308 Deutsche Telekom AG 3301 351 1412 306 TeliaNet Sweden 3215 349 3160 112 France Telecom Transpac 9198 320 202 13 Kazakhtelecom Data Network Ad
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 1573 2914 234 UniNet S.A. de C.V. 10620 1005 224 131 TVCABLE BOGOTA 28573 828 674 84 NET Servicos de Comunicao S.A 7303 664 351 98 Telecom Argentina Stet-France 22047 545 302 14 VTR PUNTO NET S.A. 11830 472 308 59 Instituto Costarricense de El 11172 445 99 70 Servicios Alestra S.A de C.V 6503 444 163 183 AVANTEL, S.A. 14117 437 29 11 Telefonica del Sur S.A. 7738 431 858 29 Telecomunicacoes da Bahia S.A
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 1040 444 8 TEDATA 24863 714 143 53 LINKdotNET AS number 3741 268 856 228 The Internet Solution 2018 178 196 100 Tertiary Education Network 6713 177 167 12 Itissalat Al-MAGHRIB 29571 157 19 9 Ci Telecom Autonomous system 29975 134 506 15 Vodacom 33776 123 7 11 Starcomms Nigeria Limited 5536 121 8 18 Internet Egypt Network 5713 114 505 68 Telkom SA Ltd
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 4189 3892 301 bellsouth.net, inc. 4323 3779 1068 400 Time Warner Telecom 4766 1833 7510 468 Korea Telecom (KIX) 1785 1799 699 134 PaeTec Communications, Inc. 7018 1590 5791 1032 AT&T WorldNet Services 8151 1573 2914 234 UniNet S.A. de C.V. 20115 1535 1487 667 Charter Communications 17488 1460 144 142 Hathway IP Over Cable Interne 2386 1289 616 930 AT&T Data Communications Serv 4755 1285 289 145 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 3779 3379 Time Warner Telecom 1785 1799 1665 PaeTec Communications, Inc. 4766 1833 1365 Korea Telecom (KIX) 8151 1573 1339 UniNet S.A. de C.V. 17488 1460 1318 Hathway IP Over Cable Interne 4755 1285 1140 TATA Communications formerly 11492 1153 1139 Cable One 22773 1122 1056 Cox Communications, Inc. 18566 1059 1049 Covad Communications 8452 1040 1032 TEDATA
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 2.0.0.0/16 12654 RIPE NCC RIS Project 2.1.0.0/21 12654 RIPE NCC RIS Project 2.1.24.0/24 12654 RIPE NCC RIS Project 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 46.0.0.0/16 12654 RIPE NCC RIS Project 46.1.0.0/21 12654 RIPE NCC RIS Project 46.1.24.0/24 12654 RIPE NCC RIS Project 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 /8:21 /9:10 /10:25 /11:65 /12:181 /13:382 /14:653 /15:1234 /16:10831 /17:5031 /18:8613 /19:17720 /20:21613 /21:21574 /22:27893 /23:28126 /24:161368 /25:928 /26:1170 /27:577 /28:227 /29:11 /30:8 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2729 4189 bellsouth.net, inc. 4323 2368 3779 Time Warner Telecom 4766 1475 1833 Korea Telecom (KIX) 1785 1266 1799 PaeTec Communications, Inc. 17488 1228 1460 Hathway IP Over Cable Interne 11492 1073 1153 Cable One 18566 1040 1059 Covad Communications 7018 960 1590 AT&T WorldNet Services 8452 936 1040 TEDATA 10620 910 1005 TVCABLE BOGOTA
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
2:1 4:13 8:243 12:2018 13:9 15:22 16:3 17:8 20:37 24:1292 32:49 38:638 40:99 41:1876 44:3 46:1 47:30 52:6 55:2 56:2 57:24 58:643 59:663 60:446 61:1098 62:975 63:2014 64:3802 65:2368 66:4115 67:1833 68:1040 69:2815 70:686 71:231 72:1885 73:3 74:2069 75:224 76:363 77:868 78:602 79:405 80:964 81:804 82:461 83:442 84:516 85:1008 86:380 87:695 88:423 89:1549 90:59 91:2671 92:424 93:1142 94:1341 95:790 96:195 97:290 98:452 99:23 109:203 110:281 111:549 112:166 113:222 114:299 115:482 116:1114 117:591 118:381 119:811 120:148 121:834 122:1373 123:812 124:1022 125:1305 128:212 129:201 130:134 131:452 132:85 133:16 134:188 135:41 136:224 137:176 138:234 139:82 140:463 141:122 142:376 143:340 144:392 145:53 146:390 147:180 148:560 149:196 150:150 151:172 152:227 153:162 154:2 155:270 156:177 157:331 158:98 159:355 160:305 161:174 162:281 163:245 164:309 165:472 166:490 167:393 168:762 169:158 170:570 171:42 172:1 173:405 174:504 175:20 180:270 183:172 184:3 186:242 187:203 188:1113 189:626 190:3416 192:5713 193:4374 194:3370 195:2779 196:1194 198:3553 199:3393 200:5247 201:1450 202:8035 203:8287 204:3984 205:2170 206:2424 207:3071 208:3936 209:3423 210:2536 211:1170 212:1657 213:1619 214:249 215:56 216:4439 217:1394 218:478 219:455 220:1177 221:451 222:301
End of report
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Routing Analysis Role Account