Routing Table Report 04:00 +10GMT Mon 28 Dec, 2009
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 308284 Prefixes after maximum aggregation: 143065 Deaggregation factor: 2.15 Unique aggregates announced to Internet: 151165 Total ASes present in the Internet Routing Table: 32982 Prefixes per ASN: 9.35 Origin-only ASes present in the Internet Routing Table: 28640 Origin ASes announcing only one prefix: 13983 Transit ASes present in the Internet Routing Table: 4342 Transit-only ASes present in the Internet Routing Table: 100 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: 707 Unregistered ASNs in the Routing Table: 131 Number of 32-bit ASNs allocated by the RIRs: 377 Prefixes from 32-bit ASNs in the Routing Table: 333 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 159 Number of addresses announced to Internet: 2166524160 Equivalent to 129 /8s, 34 /16s and 137 /24s Percentage of available address space announced: 58.5 Percentage of allocated address space announced: 66.2 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: 148742
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 74770 Total APNIC prefixes after maximum aggregation: 25747 APNIC Deaggregation factor: 2.90 Prefixes being announced from the APNIC address blocks: 71455 Unique aggregates announced from the APNIC address blocks: 31225 APNIC Region origin ASes present in the Internet Routing Table: 3897 APNIC Prefixes per ASN: 18.34 APNIC Region origin ASes announcing only one prefix: 1056 APNIC Region transit ASes present in the Internet Routing Table: 607 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 486040608 Equivalent to 28 /8s, 248 /16s and 100 /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: 129426 Total ARIN prefixes after maximum aggregation: 67464 ARIN Deaggregation factor: 1.92 Prefixes being announced from the ARIN address blocks: 103545 Unique aggregates announced from the ARIN address blocks: 39057 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: 5206 ARIN Region transit ASes present in the Internet Routing Table: 1333 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 734240032 Equivalent to 43 /8s, 195 /16s and 157 /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: 70644 Total RIPE prefixes after maximum aggregation: 41386 RIPE Deaggregation factor: 1.71 Prefixes being announced from the RIPE address blocks: 64003 Unique aggregates announced from the RIPE address blocks: 42698 RIPE Region origin ASes present in the Internet Routing Table: 13912 RIPE Prefixes per ASN: 4.60 RIPE Region origin ASes announcing only one prefix: 7239 RIPE Region transit ASes present in the Internet Routing Table: 2087 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 409217344 Equivalent to 24 /8s, 100 /16s and 41 /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: 26925 Total LACNIC prefixes after maximum aggregation: 6540 LACNIC Deaggregation factor: 4.12 Prefixes being announced from the LACNIC address blocks: 25272 Unique aggregates announced from the LACNIC address blocks: 13806 LACNIC Region origin ASes present in the Internet Routing Table: 1223 LACNIC Prefixes per ASN: 20.66 LACNIC Region origin ASes announcing only one prefix: 391 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: 69606400 Equivalent to 4 /8s, 38 /16s and 28 /24s Percentage of available LACNIC address space announced: 69.1
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: 5963 Total AfriNIC prefixes after maximum aggregation: 1594 AfriNIC Deaggregation factor: 3.74 Prefixes being announced from the AfriNIC address blocks: 4365 Unique aggregates announced from the AfriNIC address blocks: 1550 AfriNIC Region origin ASes present in the Internet Routing Table: 334 AfriNIC Prefixes per ASN: 13.07 AfriNIC Region origin ASes announcing only one prefix: 91 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: 14588160 Equivalent to 0 /8s, 222 /16s and 153 /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 1786 7509 465 Korea Telecom (KIX) 17488 1459 145 133 Hathway IP Over Cable Interne 4755 1285 291 146 TATA Communications formerly 4134 1014 19445 398 CHINANET-BACKBONE 18101 1004 204 37 Reliance Infocom Ltd Internet 9583 998 75 505 Sify Limited 7545 922 198 96 TPG Internet Pty Ltd 17974 856 272 62 PT TELEKOMUNIKASI INDONESIA 9829 852 677 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 3777 1068 400 Time Warner Telecom 1785 1798 699 134 PaeTec Communications, Inc. 7018 1589 5791 1032 AT&T WorldNet Services 20115 1534 1486 666 Charter Communications 2386 1288 615 929 AT&T Data Communications Serv 3356 1205 10930 424 Level 3 Communications, LLC 11492 1153 222 14 Cable One 22773 1122 2600 66 Cox Communications, Inc. 6478 1099 242 304 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 511 40 5 United Telecom of Georgia 3292 446 1903 393 TDC Tele Danmark 702 419 1837 337 UUNET - Commercial IP service 8551 386 354 41 Bezeq International 8866 378 110 23 Bulgarian Telecommunication C 3320 361 7068 307 Deutsche Telekom AG 3301 350 1412 306 TeliaNet Sweden 3215 349 3160 112 France Telecom Transpac 12479 315 578 6 Uni2 Autonomous System
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 1576 2899 231 UniNet S.A. de C.V. 10620 1005 224 131 TVCABLE BOGOTA 28573 829 674 84 NET Servicos de Comunicao S.A 7303 664 351 96 Telecom Argentina Stet-France 22047 545 302 14 VTR PUNTO NET S.A. 11830 472 308 59 Instituto Costarricense de El 11172 446 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 1039 444 8 TEDATA 24863 715 142 54 LINKdotNET AS number 3741 273 857 233 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 3777 1068 400 Time Warner Telecom 1785 1798 699 134 PaeTec Communications, Inc. 4766 1786 7509 465 Korea Telecom (KIX) 7018 1589 5791 1032 AT&T WorldNet Services 8151 1576 2899 231 UniNet S.A. de C.V. 20115 1534 1486 666 Charter Communications 17488 1459 145 133 Hathway IP Over Cable Interne 2386 1288 615 929 AT&T Data Communications Serv 4755 1285 291 146 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 3777 3377 Time Warner Telecom 1785 1798 1664 PaeTec Communications, Inc. 8151 1576 1345 UniNet S.A. de C.V. 17488 1459 1326 Hathway IP Over Cable Interne 4766 1786 1321 Korea Telecom (KIX) 4755 1285 1139 TATA Communications formerly 11492 1153 1139 Cable One 22773 1122 1056 Cox Communications, Inc. 18566 1059 1049 Covad Communications 8452 1039 1031 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 /13:381 /14:652 /15:1234 /16:10836 /17:5044 /18:8616 /19:17721 /20:21618 /21:21624 /22:27920 /23:28122 /24:161267 /25:934 /26:1173 /27:586 /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 3777 Time Warner Telecom 4766 1436 1786 Korea Telecom (KIX) 1785 1265 1798 PaeTec Communications, Inc. 17488 1224 1459 Hathway IP Over Cable Interne 11492 1073 1153 Cable One 18566 1040 1059 Covad Communications 7018 959 1589 AT&T WorldNet Services 8452 935 1039 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 8:242 12:2019 13:9 15:22 16:3 17:8 20:37 24:1291 32:49 38:637 40:99 41:1868 44:3 46:1 47:30 52:6 55:2 56:2 57:24 58:645 59:657 60:446 61:1098 62:973 63:2013 64:3802 65:2370 66:4116 67:1835 68:1041 69:2808 70:686 71:231 72:1884 73:3 74:2075 75:223 76:362 77:863 78:602 79:405 80:965 81:804 82:460 83:439 84:516 85:999 86:380 87:695 88:420 89:1553 90:63 91:2669 92:419 93:1136 94:1343 95:785 96:194 97:290 98:451 99:23 109:201 110:282 111:519 112:165 113:220 114:297 115:480 116:1091 117:600 118:385 119:804 120:148 121:832 122:1367 123:811 124:1026 125:1305 128:211 129:201 130:133 131:451 132:83 133:16 134:188 135:41 136:228 137:176 138:234 139:82 140:462 141:122 142:376 143:332 144:388 145:53 146:390 147:180 148:564 149:196 150:151 151:172 152:228 153:162 154:2 155:268 156:174 157:332 158:98 159:355 160:305 161:174 162:281 163:245 164:309 165:472 166:488 167:392 168:762 169:160 170:570 171:42 172:1 173:404 174:500 175:20 180:273 183:171 184:3 186:243 187:217 188:1104 189:611 190:3424 192:5715 193:4368 194:3367 195:2779 196:1187 198:3555 199:3387 200:5253 201:1448 202:8038 203:8299 204:3984 205:2170 206:2425 207:3070 208:3941 209:3425 210:2565 211:1162 212:1655 213:1648 214:246 215:58 216:4437 217:1377 218:478 219:455 220:1163 221:450 222:301
End of report
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Routing Analysis Role Account