Orbit

Routing Table Report 04:00 +10GMT Fri 22 Oct, 2010

Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary ----------------

BGP routing table entries examined: 334267 Prefixes after maximum aggregation: 152711 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 164564 Total ASes present in the Internet Routing Table: 35087 Prefixes per ASN: 9.53 Origin-only ASes present in the Internet Routing Table: 30250 Origin ASes announcing only one prefix: 14786 Transit ASes present in the Internet Routing Table: 4837 Transit-only ASes present in the Internet Routing Table: 117 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 31 Max AS path prepend of ASN (36992) 29 Prefixes from unregistered ASNs in the Routing Table: 298 Unregistered ASNs in the Routing Table: 122 Number of 32-bit ASNs allocated by the RIRs: 828 Prefixes from 32-bit ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 205 Number of addresses announced to Internet: 2290576288 Equivalent to 136 /8s, 135 /16s and 107 /24s Percentage of available address space announced: 61.8 Percentage of allocated address space announced: 65.3 Percentage of available address space allocated: 94.6 Percentage of address space in use by end-sites: 85.3 Total number of prefixes smaller than registry allocations: 137310

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 81922 Total APNIC prefixes after maximum aggregation: 27957 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 78828 Unique aggregates announced from the APNIC address blocks: 34529 APNIC Region origin ASes present in the Internet Routing Table: 4217 APNIC Prefixes per ASN: 18.69 APNIC Region origin ASes announcing only one prefix: 1177 APNIC Region transit ASes present in the Internet Routing Table: 678 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 560302880 Equivalent to 33 /8s, 101 /16s and 139 /24s Percentage of available APNIC address space announced: 75.9

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, 36/8, 42/8, 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: 137415 Total ARIN prefixes after maximum aggregation: 71016 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 108835 Unique aggregates announced from the ARIN address blocks: 43527 ARIN Region origin ASes present in the Internet Routing Table: 13992 ARIN Prefixes per ASN: 7.78 ARIN Region origin ASes announcing only one prefix: 5369 ARIN Region transit ASes present in the Internet Routing Table: 1477 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 737918464 Equivalent to 43 /8s, 251 /16s and 190 /24s Percentage of available ARIN address space announced: 62.8

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: 76910 Total RIPE prefixes after maximum aggregation: 44572 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 70341 Unique aggregates announced from the RIPE address blocks: 46152 RIPE Region origin ASes present in the Internet Routing Table: 14918 RIPE Prefixes per ASN: 4.72 RIPE Region origin ASes announcing only one prefix: 7689 RIPE Region transit ASes present in the Internet Routing Table: 2307 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 442160256 Equivalent to 26 /8s, 90 /16s and 212 /24s Percentage of available RIPE address space announced: 77.5

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: 30276 Total LACNIC prefixes after maximum aggregation: 7182 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 28958 Unique aggregates announced from the LACNIC address blocks: 15415 LACNIC Region origin ASes present in the Internet Routing Table: 1370 LACNIC Prefixes per ASN: 21.14 LACNIC Region origin ASes announcing only one prefix: 429 LACNIC Region transit ASes present in the Internet Routing Table: 238 Average LACNIC Region AS path length visible: 4.3 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 76414080 Equivalent to 4 /8s, 141 /16s and 252 /24s Percentage of available LACNIC address space announced: 56.9

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: 7514 Total AfriNIC prefixes after maximum aggregation: 1864 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 5797 Unique aggregates announced from the AfriNIC address blocks: 1729 AfriNIC Region origin ASes present in the Internet Routing Table: 408 AfriNIC Prefixes per ASN: 14.21 AfriNIC Region origin ASes announcing only one prefix: 122 AfriNIC Region transit ASes present in the Internet Routing Table: 93 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 20908288 Equivalent to 1 /8s, 63 /16s and 9 /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 1875 9453 513 Korea Telecom (KIX) 7545 1414 299 76 TPG Internet Pty Ltd 4755 1374 382 157 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1271 303 77 PT TELEKOMUNIKASI INDONESIA 24560 1051 309 180 Bharti Airtel Ltd., Telemedia 9583 1030 76 493 Sify Limited 4808 969 1719 261 CNCGROUP IP network: China169 18101 889 116 134 Reliance Infocom Ltd Internet 9829 825 694 27 BSNL National Internet Backbo

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3766 3667 278 bellsouth.net, inc. 4323 2621 1119 395 Time Warner Telecom 1785 1795 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1506 1528 647 Charter Communications 7018 1436 5692 919 AT&T WorldNet Services 6478 1387 279 93 AT&T Worldnet Services 2386 1297 555 928 AT&T Data Communications Serv 11492 1236 231 74 Cable One 22773 1206 2859 62 Cox Communications, Inc.

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3292 444 2027 389 TDC Tele Danmark 8866 420 133 25 Bulgarian Telecommunication C 8551 402 353 46 Bezeq International 702 397 1866 311 UUNET - Commercial IP service 34984 382 91 187 BILISIM TELEKOM 3301 380 1688 336 TeliaNet Sweden 12479 379 576 5 Uni2 Autonomous System 3320 377 7332 330 Deutsche Telekom AG 30890 376 80 205 Evolva Telecom 31148 358 19 79 FreeNet ISP

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8151 1333 2597 365 UniNet S.A. de C.V. 10620 1332 247 150 TVCABLE BOGOTA 28573 1219 920 84 NET Servicos de Comunicao S.A 7303 832 441 108 Telecom Argentina Stet-France 6503 784 223 258 AVANTEL, S.A. 22047 563 310 15 VTR PUNTO NET S.A. 14420 545 39 76 CORPORACION NACIONAL DE TELEC 3816 484 210 95 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 448 32 27 Telefonica del Sur S.A.

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1059 445 10 TEDATA 24863 742 147 39 LINKdotNET AS number 36992 639 278 159 Etisalat MISR 3741 268 907 225 The Internet Solution 24835 210 78 10 RAYA Telecom - Egypt 6713 203 199 12 Itissalat Al-MAGHRIB 29571 203 19 11 Ci Telecom Autonomous system 2018 197 277 64 Tertiary Education Network 33776 196 12 14 Starcomms Nigeria Limited 16637 154 440 91 MTN Network Solutions

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3766 3667 278 bellsouth.net, inc. 4323 2621 1119 395 Time Warner Telecom 4766 1875 9453 513 Korea Telecom (KIX) 1785 1795 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1506 1528 647 Charter Communications 7018 1436 5692 919 AT&T WorldNet Services 7545 1414 299 76 TPG Internet Pty Ltd 6478 1387 279 93 AT&T Worldnet Services 4755 1374 382 157 TATA Communications formerly

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4323 2621 2226 Time Warner Telecom 1785 1795 1665 PaeTec Communications, Inc. 19262 1777 1498 Verizon Global Networks 4766 1875 1362 Korea Telecom (KIX) 7545 1414 1338 TPG Internet Pty Ltd 6478 1387 1294 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4755 1374 1217 TATA Communications formerly 17974 1271 1194 PT TELEKOMUNIKASI INDONESIA 10620 1332 1182 TVCABLE BOGOTA

Complete listing at http://thyme.rand.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 4323 Time Warner Telecom 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.rand.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 41.223.92.0/22 36936 >>UNKNOWN<< 46.17.152.0/21 31611 Abilene Net Solutions S.r.l. 46.21.0.0/20 15925 Mega Access GmbH 46.35.160.0/21 47771 Digital Cable Television Ltd. 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 64.21.192.0/20 11610 Internet Nebraska Corporation

Complete listing at http://thyme.rand.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 /11:68 /12:207 /13:420 /14:744 /15:1345 /16:11354 /17:5502 /18:9337 /19:18537 /20:23777 /21:23842 /22:31375 /23:30602 /24:174217 /25:999 /26:1127 /27:584 /28:155 /29:12 /30:2 /31:0 /32:7

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 6389 2331 3766 bellsouth.net, inc. 4323 1409 2621 Time Warner Telecom 6478 1349 1387 AT&T Worldnet Services 10620 1220 1332 TVCABLE BOGOTA 11492 1193 1236 Cable One 1785 1077 1795 PaeTec Communications, Inc. 18566 1069 1088 Covad Communications 7011 1057 1158 Citizens Utilities 8452 966 1059 TEDATA 19262 903 1777 Verizon Global Networks

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global) ----------------------------------------------

1:86 2:12 4:13 8:311 12:2002 13:8 14:40 15:20 16:3 17:9 20:9 24:1379 27:383 31:1 32:61 33:12 38:696 40:97 41:2543 44:3 46:165 47:10 49:4 50:1 52:12 55:5 56:2 57:29 58:834 59:498 60:480 61:1113 62:1011 63:1964 64:3748 65:2337 66:4062 67:1819 68:1141 69:2852 70:757 71:376 72:1941 73:2 74:2334 75:295 76:326 77:861 78:693 79:444 80:1047 81:805 82:500 83:453 84:686 85:1032 86:430 87:690 88:321 89:1565 90:110 91:3123 92:429 93:1020 94:1109 95:746 96:394 97:223 98:627 99:32 101:3 108:64 109:702 110:429 111:603 112:304 113:305 114:483 115:610 116:1137 117:658 118:542 119:984 120:164 121:722 122:1598 123:919 124:1227 125:1270 128:228 129:152 130:167 131:559 132:276 133:20 134:207 135:46 136:212 137:140 138:280 139:109 140:479 141:198 142:347 143:385 144:497 145:55 146:432 147:183 148:622 149:308 150:148 151:231 152:293 153:175 154:3 155:370 156:165 157:333 158:113 159:361 160:313 161:198 162:271 163:166 164:423 165:349 166:470 167:423 168:683 169:154 170:718 171:61 172:2 173:1042 174:496 175:241 176:1 177:1 178:541 180:684 181:1 182:240 183:236 184:131 186:737 187:538 188:851 189:810 190:4174 192:5759 193:4749 194:3433 195:2833 196:1202 198:3543 199:3626 200:5424 201:1581 202:8151 203:8281 204:4007 205:2330 206:2567 207:3030 208:3909 209:3478 210:2564 211:1282 212:1799 213:1712 214:686 215:66 216:4786 217:1564 218:525 219:401 220:1181 221:430 222:343 223:56

End of report