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Routing Table Report 04:00 +10GMT Wed 01 Oct, 2008
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 269967 Prefixes after maximum aggregation: 130285 Deaggregation factor: 2.07 Unique aggregates announced to Internet: 131619 Total ASes present in the Internet Routing Table: 29385 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25547 Origin ASes announcing only one prefix: 12465 Transit ASes present in the Internet Routing Table: 3838 Transit-only ASes present in the Internet Routing Table: 84 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 26 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 561 Unregistered ASNs in the Routing Table: 204 Number of 32-bit ASNs allocated by the RIRs: 60 Prefixes from 32-bit ASNs in the Routing Table: 10 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 751 Number of addresses announced to Internet: 1908625536 Equivalent to 113 /8s, 195 /16s and 80 /24s Percentage of available address space announced: 51.5 Percentage of allocated address space announced: 62.5 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.7 Total number of prefixes smaller than registry allocations: 132608
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 62380 Total APNIC prefixes after maximum aggregation: 23074 APNIC Deaggregation factor: 2.70 Prefixes being announced from the APNIC address blocks: 59256 Unique aggregates announced from the APNIC address blocks: 26632 APNIC Region origin ASes present in the Internet Routing Table: 3395 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 914 APNIC Region transit ASes present in the Internet Routing Table: 539 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 377906336 Equivalent to 22 /8s, 134 /16s and 100 /24s Percentage of available APNIC address space announced: 80.4
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 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, 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: 122545 Total ARIN prefixes after maximum aggregation: 64676 ARIN Deaggregation factor: 1.89 Prefixes being announced from the ARIN address blocks: 91838 Unique aggregates announced from the ARIN address blocks: 35218 ARIN Region origin ASes present in the Internet Routing Table: 12485 ARIN Prefixes per ASN: 7.36 ARIN Region origin ASes announcing only one prefix: 4839 ARIN Region transit ASes present in the Internet Routing Table: 1195 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 364459744 Equivalent to 21 /8s, 185 /16s and 54 /24s Percentage of available ARIN address space announced: 74.9
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 ARIN Address Blocks 24/8, 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, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8,
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 58727 Total RIPE prefixes after maximum aggregation: 35425 RIPE Deaggregation factor: 1.66 Prefixes being announced from the RIPE address blocks: 53894 Unique aggregates announced from the RIPE address blocks: 36120 RIPE Region origin ASes present in the Internet Routing Table: 11962 RIPE Prefixes per ASN: 4.51 RIPE Region origin ASes announcing only one prefix: 6299 RIPE Region transit ASes present in the Internet Routing Table: 1831 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 373651488 Equivalent to 22 /8s, 69 /16s and 120 /24s Percentage of available RIPE address space announced: 85.7
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, 47104-49151 RIPE Address Blocks 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 21607 Total LACNIC prefixes after maximum aggregation: 5386 LACNIC Deaggregation factor: 4.01 Prefixes being announced from the LACNIC address blocks: 19717 Unique aggregates announced from the LACNIC address blocks: 11073 LACNIC Region origin ASes present in the Internet Routing Table: 1004 LACNIC Prefixes per ASN: 19.64 LACNIC Region origin ASes announcing only one prefix: 330 LACNIC Region transit ASes present in the Internet Routing Table: 170 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 56918016 Equivalent to 3 /8s, 100 /16s and 128 /24s Percentage of available LACNIC address space announced: 56.5
LACNIC AS Blocks 26592-26623, 27648-28671, 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: 4148 Total AfriNIC prefixes after maximum aggregation: 1278 AfriNIC Deaggregation factor: 3.25 Prefixes being announced from the AfriNIC address blocks: 4448 Unique aggregates announced from the AfriNIC address blocks: 2062 AfriNIC Region origin ASes present in the Internet Routing Table: 260 AfriNIC Prefixes per ASN: 17.11 AfriNIC Region origin ASes announcing only one prefix: 83 AfriNIC Region transit ASes present in the Internet Routing Table: 55 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 13 Number of AfriNIC addresses announced to Internet: 12758528 Equivalent to 0 /8s, 194 /16s and 174 /24s Percentage of available AfriNIC address space announced: 38.0
AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8,
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 4755 1557 530 190 TATA Communications formerly 17488 1393 94 100 Hathway IP Over Cable Interne 9583 1105 86 473 Sify Limited 4766 876 6407 359 Korea Telecom (KIX) 4134 840 13665 344 CHINANET-BACKBONE 23577 811 34 691 Korea Telecom (ATM-MPLS) 18101 781 161 63 Reliance Infocom Ltd Internet 4780 717 353 61 Digital United Inc. 9498 677 295 54 BHARTI BT INTERNET LTD. 4808 625 1148 140 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 4294 3416 339 bellsouth.net, inc. 209 2937 4017 622 Qwest 6298 2008 319 712 Cox Communicatons 20115 1806 1422 713 Charter Communications 1785 1668 717 154 PaeTec Communications, Inc. 2386 1555 699 898 AT&T Data Communications Serv 4323 1524 1083 370 Time Warner Telecom 7018 1408 5794 978 AT&T WorldNet Services 11492 1212 152 11 Cable One 6478 1191 241 191 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 3292 428 1777 380 TDC Tele Danmark 30890 335 90 181 SC Kappa Invexim SRL 3301 330 1428 301 TeliaNet Sweden 3215 328 2756 107 France Telecom Transpac 3320 324 7063 273 Deutsche Telekom AG 8866 322 79 22 Bulgarian Telecommunication C 8452 312 188 11 TEDATA 5462 301 794 27 Telewest Broadband 8551 287 270 37 Bezeq International 680 275 2047 265 DFN-IP service G-WiN
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 1412 2847 223 UniNet S.A. de C.V. 11830 669 299 9 Instituto Costarricense de El 22047 564 270 14 VTR PUNTO NET S.A. 10620 500 121 70 TVCABLE BOGOTA 7303 491 241 69 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 420 85 48 ENTEL CHILE S.A. 11172 411 118 71 Servicios Alestra S.A de C.V 28573 344 443 28 NET Servicos de Comunicao S.A 14117 343 23 9 Telefonica del Sur 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 24863 545 71 39 LINKdotNET AS number 20858 401 34 3 EgyNet 3741 261 855 220 The Internet Solution 2018 232 215 139 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 137 10 13 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 5713 119 555 69 Telkom SA Ltd 33776 116 6 3 Starcomms Nigeria Limited 29571 107 13 8 Ci Telecom Autonomous system
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 4294 3416 339 bellsouth.net, inc. 209 2937 4017 622 Qwest 6298 2008 319 712 Cox Communicatons 20115 1806 1422 713 Charter Communications 1785 1668 717 154 PaeTec Communications, Inc. 4755 1557 530 190 TATA Communications formerly 2386 1555 699 898 AT&T Data Communications Serv 4323 1524 1083 370 Time Warner Telecom 8151 1412 2847 223 UniNet S.A. de C.V. 7018 1408 5794 978 AT&T WorldNet Services
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 209 2937 2315 Qwest 1785 1668 1514 PaeTec Communications, Inc. 4755 1557 1367 TATA Communications formerly 6298 2008 1296 Cox Communicatons 17488 1393 1293 Hathway IP Over Cable Interne 11492 1212 1201 Cable One 8151 1412 1189 UniNet S.A. de C.V. 4323 1524 1154 Time Warner Telecom 20115 1806 1093 Charter Communications 18566 1054 1044 Covad Communications
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 22492 UNALLOCATED 12.2.46.0/24 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 3549 Global Crossing
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.71.0/24 701 UUNET Technologies, Inc. 63.143.115.0/24 701 UUNET Technologies, Inc.
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 /8:18 /9:9 /10:17 /11:45 /12:147 /13:295 /14:530 /15:1060 /16:10112 /17:4400 /18:7593 /19:16313 /20:19122 /21:18650 /22:23503 /23:24533 /24:140963 /25:815 /26:975 /27:762 /28:88 /29:9 /30:1 /31:0 /32:7
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2844 4294 bellsouth.net, inc. 6298 1982 2008 Cox Communicatons 209 1696 2937 Qwest 2386 1234 1555 AT&T Data Communications Serv 17488 1200 1393 Hathway IP Over Cable Interne 11492 1188 1212 Cable One 1785 1129 1668 PaeTec Communications, Inc. 6478 1083 1191 AT&T Worldnet Services 18566 1035 1054 Covad Communications 9583 973 1105 Sify Limited
Complete listing at http://thyme.apnic.net/current/data/sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 8:140 12:2165 13:2 15:22 16:3 17:5 18:13 20:35 24:1114 32:58 38:502 40:92 41:712 43:1 44:2 47:12 52:3 55:3 56:3 57:27 58:522 59:523 60:452 61:978 62:1236 63:2037 64:3215 65:2389 66:3512 67:1264 68:799 69:2315 70:856 71:240 72:2055 73:7 74:1204 75:159 76:262 77:794 78:841 79:250 80:928 81:863 82:602 83:379 84:582 85:1005 86:399 87:710 88:334 89:1368 90:21 91:1527 92:267 93:897 94:235 96:76 97:85 98:335 99:8 113:1 114:107 115:91 116:1001 117:366 118:232 119:503 120:95 121:597 122:855 123:445 124:855 125:1192 128:357 129:200 130:134 131:416 132:71 133:9 134:176 135:32 136:223 137:96 138:142 139:81 140:508 141:105 142:408 143:284 144:327 145:50 146:371 147:159 148:523 149:209 150:128 151:181 152:149 153:136 154:10 155:281 156:173 157:301 158:168 159:302 160:275 161:138 162:255 163:154 164:516 165:503 166:365 167:333 168:635 169:143 170:452 171:33 172:10 173:34 186:1 187:16 188:1 189:317 190:2285 192:5752 193:4137 194:3264 195:2586 196:990 198:3724 199:3296 200:5542 201:1436 202:7839 203:8071 204:3946 205:2151 206:2349 207:2737 208:3649 209:3427 210:2592 211:1089 212:1461 213:1611 214:176 215:50 216:4334 217:1234 218:352 219:437 220:1061 221:415 222:286
End of report
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