Orbit

Routing Table Report 04:00 +10GMT Thu 21 Oct, 2010

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

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

BGP routing table entries examined: 334045 Prefixes after maximum aggregation: 152651 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 164343 Total ASes present in the Internet Routing Table: 35064 Prefixes per ASN: 9.53 Origin-only ASes present in the Internet Routing Table: 30230 Origin ASes announcing only one prefix: 14769 Transit ASes present in the Internet Routing Table: 4834 Transit-only ASes present in the Internet Routing Table: 121 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: 304 Unregistered ASNs in the Routing Table: 126 Number of 32-bit ASNs allocated by the RIRs: 823 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: 202 Number of addresses announced to Internet: 2290165152 Equivalent to 136 /8s, 129 /16s and 37 /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: 137260

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

Prefixes being announced by APNIC Region ASes: 81831 Total APNIC prefixes after maximum aggregation: 27969 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 78737 Unique aggregates announced from the APNIC address blocks: 34478 APNIC Region origin ASes present in the Internet Routing Table: 4214 APNIC Prefixes per ASN: 18.68 APNIC Region origin ASes announcing only one prefix: 1176 APNIC Region transit ASes present in the Internet Routing Table: 679 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 559970336 Equivalent to 33 /8s, 96 /16s and 120 /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: 137335 Total ARIN prefixes after maximum aggregation: 70958 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 108817 Unique aggregates announced from the ARIN address blocks: 43545 ARIN Region origin ASes present in the Internet Routing Table: 13980 ARIN Prefixes per ASN: 7.78 ARIN Region origin ASes announcing only one prefix: 5368 ARIN Region transit ASes present in the Internet Routing Table: 1476 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 737940992 Equivalent to 43 /8s, 252 /16s and 22 /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: 76908 Total RIPE prefixes after maximum aggregation: 44569 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 70321 Unique aggregates announced from the RIPE address blocks: 46052 RIPE Region origin ASes present in the Internet Routing Table: 14907 RIPE Prefixes per ASN: 4.72 RIPE Region origin ASes announcing only one prefix: 7678 RIPE Region transit ASes present in the Internet Routing Table: 2301 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 442156928 Equivalent to 26 /8s, 90 /16s and 199 /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: 30251 Total LACNIC prefixes after maximum aggregation: 7167 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 28920 Unique aggregates announced from the LACNIC address blocks: 15356 LACNIC Region origin ASes present in the Internet Routing Table: 1368 LACNIC Prefixes per ASN: 21.14 LACNIC Region origin ASes announcing only one prefix: 427 LACNIC Region transit ASes present in the Internet Routing Table: 241 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 76353152 Equivalent to 4 /8s, 141 /16s and 14 /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: 7488 Total AfriNIC prefixes after maximum aggregation: 1866 AfriNIC Deaggregation factor: 4.01 Prefixes being announced from the AfriNIC address blocks: 5788 Unique aggregates announced from the AfriNIC address blocks: 1721 AfriNIC Region origin ASes present in the Internet Routing Table: 407 AfriNIC Prefixes per ASN: 14.22 AfriNIC Region origin ASes announcing only one prefix: 120 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: 20911104 Equivalent to 1 /8s, 63 /16s and 20 /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 1871 9437 509 Korea Telecom (KIX) 7545 1410 299 78 TPG Internet Pty Ltd 4755 1372 378 156 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1271 303 78 PT TELEKOMUNIKASI INDONESIA 24560 1050 309 180 Bharti Airtel Ltd., Telemedia 9583 1029 76 492 Sify Limited 4808 968 1719 260 CNCGROUP IP network: China169 18101 889 116 134 Reliance Infocom Ltd Internet 9829 826 694 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 3768 3667 278 bellsouth.net, inc. 4323 2622 1119 395 Time Warner Telecom 1785 1793 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1506 1528 647 Charter Communications 7018 1441 5692 920 AT&T WorldNet Services 6478 1387 279 93 AT&T Worldnet Services 2386 1309 555 926 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 419 133 24 Bulgarian Telecommunication C 8551 402 353 46 Bezeq International 702 397 1866 311 UUNET - Commercial IP service 34984 382 91 187 BILISIM TELEKOM 3301 379 1688 335 TeliaNet Sweden 12479 379 576 5 Uni2 Autonomous System 3320 377 7332 331 Deutsche Telekom AG 30890 376 80 205 Evolva Telecom 31148 357 19 78 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 1332 2597 365 UniNet S.A. de C.V. 10620 1330 247 149 TVCABLE BOGOTA 28573 1214 920 84 NET Servicos de Comunicao S.A 7303 831 441 107 Telecom Argentina Stet-France 6503 783 223 258 AVANTEL, S.A. 22047 563 310 15 VTR PUNTO NET S.A. 14420 544 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 1071 445 10 TEDATA 24863 741 147 39 LINKdotNET AS number 36992 632 277 158 Etisalat MISR 3741 268 907 225 The Internet Solution 24835 213 80 8 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 153 440 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 3768 3667 278 bellsouth.net, inc. 4323 2622 1119 395 Time Warner Telecom 4766 1871 9437 509 Korea Telecom (KIX) 1785 1793 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1506 1528 647 Charter Communications 7018 1441 5692 920 AT&T WorldNet Services 7545 1410 299 78 TPG Internet Pty Ltd 6478 1387 279 93 AT&T Worldnet Services 4755 1372 378 156 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 2622 2227 Time Warner Telecom 1785 1793 1663 PaeTec Communications, Inc. 19262 1777 1498 Verizon Global Networks 4766 1871 1362 Korea Telecom (KIX) 7545 1410 1332 TPG Internet Pty Ltd 6478 1387 1294 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4755 1372 1216 TATA Communications formerly 17974 1271 1193 PT TELEKOMUNIKASI INDONESIA 10620 1330 1181 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 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 46.17.112.0/21 51675 >>UNKNOWN<< 46.20.240.0/20 25091 Lugansk Telephony Company Aut 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 /15:1342 /16:11350 /17:5503 /18:9338 /19:18500 /20:23770 /21:23813 /22:31348 /23:30594 /24:174112 /25:997 /26:1124 /27:586 /28:154 /29:12 /30:2 /31:0 /32:7

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

ASN No of nets Total ann. Description 6389 2333 3768 bellsouth.net, inc. 4323 1410 2622 Time Warner Telecom 6478 1349 1387 AT&T Worldnet Services 10620 1219 1330 TVCABLE BOGOTA 11492 1193 1236 Cable One 1785 1076 1793 PaeTec Communications, Inc. 18566 1069 1088 Covad Communications 7011 1055 1156 Citizens Utilities 8452 976 1071 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) ----------------------------------------------

1:92 2:12 4:13 8:311 12:2007 13:8 14:40 15:20 16:3 17:9 20:9 24:1386 27:399 31:1 32:61 33:12 38:696 40:97 41:2563 44:3 46:164 47:10 49:4 50:1 52:12 55:5 56:2 57:29 58:834 59:498 60:480 61:1113 62:1008 63:1964 64:3747 65:2339 66:4061 67:1820 68:1141 69:2851 70:757 71:376 72:1941 73:2 74:2330 75:295 76:326 77:868 78:699 79:444 80:1046 81:803 82:499 83:453 84:690 85:1032 86:432 87:688 88:321 89:1570 90:108 91:3119 92:429 93:1021 94:1110 95:744 96:394 97:223 98:628 99:32 101:3 108:64 109:705 110:426 111:591 112:302 113:304 114:475 115:608 116:1139 117:656 118:542 119:980 120:164 121:721 122:1592 123:915 124:1212 125:1272 128:227 129:152 130:167 131:549 132:270 133:20 134:207 135:46 136:212 137:139 138:279 139:109 140:469 141:198 142:347 143:387 144:502 145:55 146:431 147:184 148:621 149:308 150:147 151:231 152:293 153:175 154:3 155:370 156:165 157:333 158:113 159:360 160:313 161:198 162:271 163:167 164:422 165:349 166:471 167:423 168:683 169:154 170:718 171:63 172:2 173:1042 174:496 175:208 176:1 177:1 178:541 180:683 181:1 182:240 183:235 184:131 186:736 187:537 188:847 189:808 190:4169 192:5766 193:4740 194:3430 195:2835 196:1198 198:3544 199:3614 200:5419 201:1581 202:8165 203:8275 204:4022 205:2324 206:2565 207:3034 208:3891 209:3480 210:2561 211:1283 212:1782 213:1718 214:678 215:66 216:4794 217:1559 218:524 219:402 220:1181 221:429 222:343 223:54

End of report