Orbit

Routing Table Report 08:00 +10GMT Sun 31 Oct, 2010

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

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

BGP routing table entries examined: 330134 Prefixes after maximum aggregation: 151863 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164774 Total ASes present in the Internet Routing Table: 34956 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 30275 Origin ASes announcing only one prefix: 14796 Transit ASes present in the Internet Routing Table: 4681 Transit-only ASes present in the Internet Routing Table: 103 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 308 Unregistered ASNs in the Routing Table: 117 Number of 32-bit ASNs allocated by the RIRs: 857 Prefixes from 32-bit ASNs in the Routing Table: 1232 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 186 Number of addresses announced to Internet: 2545468672 Equivalent to 151 /8s, 184 /16s and 197 /24s Percentage of available address space announced: 68.7 Percentage of allocated address space announced: 72.6 Percentage of available address space allocated: 94.6 Percentage of address space in use by end-sites: 85.7 Total number of prefixes smaller than registry allocations: 134146

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

Prefixes being announced by APNIC Region ASes: 78605 Total APNIC prefixes after maximum aggregation: 26926 APNIC Deaggregation factor: 2.92 Prefixes being announced from the APNIC address blocks: 76276 Unique aggregates announced from the APNIC address blocks: 34553 APNIC Region origin ASes present in the Internet Routing Table: 4167 APNIC Prefixes per ASN: 18.30 APNIC Region origin ASes announcing only one prefix: 1190 APNIC Region transit ASes present in the Internet Routing Table: 633 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 560551680 Equivalent to 33 /8s, 105 /16s and 87 /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: 134585 Total ARIN prefixes after maximum aggregation: 69717 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107672 Unique aggregates announced from the ARIN address blocks: 43610 ARIN Region origin ASes present in the Internet Routing Table: 13912 ARIN Prefixes per ASN: 7.74 ARIN Region origin ASes announcing only one prefix: 5355 ARIN Region transit ASes present in the Internet Routing Table: 1379 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 738406912 Equivalent to 44 /8s, 3 /16s and 50 /24s Percentage of available ARIN address space announced: 62.9

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 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: 77685 Total RIPE prefixes after maximum aggregation: 44688 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 71169 Unique aggregates announced from the RIPE address blocks: 46429 RIPE Region origin ASes present in the Internet Routing Table: 14933 RIPE Prefixes per ASN: 4.77 RIPE Region origin ASes announcing only one prefix: 7689 RIPE Region transit ASes present in the Internet Routing Table: 2283 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 443015936 Equivalent to 26 /8s, 103 /16s and 227 /24s Percentage of available RIPE address space announced: 77.7

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, 47104-52223, 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: 29782 Total LACNIC prefixes after maximum aggregation: 7138 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 28617 Unique aggregates announced from the LACNIC address blocks: 15360 LACNIC Region origin ASes present in the Internet Routing Table: 1366 LACNIC Prefixes per ASN: 20.95 LACNIC Region origin ASes announcing only one prefix: 433 LACNIC Region transit ASes present in the Internet Routing Table: 230 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 76740608 Equivalent to 4 /8s, 146 /16s and 248 /24s Percentage of available LACNIC address space announced: 57.2

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: 7577 Total AfriNIC prefixes after maximum aggregation: 1880 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 5874 Unique aggregates announced from the AfriNIC address blocks: 1708 AfriNIC Region origin ASes present in the Internet Routing Table: 412 AfriNIC Prefixes per ASN: 14.26 AfriNIC Region origin ASes announcing only one prefix: 129 AfriNIC Region transit ASes present in the Internet Routing Table: 90 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 21420800 Equivalent to 1 /8s, 70 /16s and 219 /24s Percentage of available AfriNIC address space announced: 63.8

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 1722 9453 509 Korea Telecom (KIX) 7545 1424 299 78 TPG Internet Pty Ltd 4755 1379 378 157 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1275 304 84 PT TELEKOMUNIKASI INDONESIA 24560 1053 309 173 Bharti Airtel Ltd., Telemedia 9583 1032 76 491 Sify Limited 18101 893 116 133 Reliance Infocom Ltd Internet 4808 883 1620 245 CNCGROUP IP network: China169 9829 825 694 27 BSNL National Internet Backbo

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3761 3667 280 bellsouth.net, inc. 4323 2611 1109 392 Time Warner Telecom 1785 1794 698 130 PaeTec Communications, Inc. 19262 1775 4817 277 Verizon Global Networks 20115 1507 1528 644 Charter Communications 7018 1431 9804 919 AT&T WorldNet Services 6478 1398 280 76 AT&T Worldnet Services 2386 1307 555 926 AT&T Data Communications Serv 11492 1237 231 74 Cable One 22773 1226 2859 62 Cox Communications, Inc.

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

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

ASN No of nets /20 equiv MaxAgg Description 9116 540 328 33 Goldenlines main autonomous s 3292 448 2028 392 TDC Tele Danmark 8866 426 133 25 Bulgarian Telecommunication C 702 404 1869 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 34984 381 91 188 BILISIM TELEKOM 3301 380 1696 336 TeliaNet Sweden 3320 377 7332 330 Deutsche Telekom AG 30890 375 80 206 Evolva Telecom 12479 365 576 5 Uni2 Autonomous System

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

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

ASN No of nets /20 equiv MaxAgg Description 10620 1330 248 155 TVCABLE BOGOTA 8151 1203 2580 366 UniNet S.A. de C.V. 28573 1187 928 84 NET Servicos de Comunicao S.A 7303 803 440 95 Telecom Argentina Stet-France 6503 784 225 258 AVANTEL, S.A. 22047 564 310 15 VTR PUNTO NET S.A. 14420 559 44 80 ANDINATEL S.A. 3816 485 210 97 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/london/data-ASnet-LACNIC

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

ASN No of nets /20 equiv MaxAgg Description 8452 1113 445 10 TEDATA 24863 741 147 37 LINKdotNET AS number 36992 643 278 160 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 155 441 92 MTN Network Solutions

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3761 3667 280 bellsouth.net, inc. 4323 2611 1109 392 Time Warner Telecom 1785 1794 698 130 PaeTec Communications, Inc. 19262 1775 4817 277 Verizon Global Networks 4766 1722 9453 509 Korea Telecom (KIX) 20115 1507 1528 644 Charter Communications 7018 1431 9804 919 AT&T WorldNet Services 7545 1424 299 78 TPG Internet Pty Ltd 6478 1398 280 76 AT&T Worldnet Services 4755 1379 378 157 TATA Communications formerly

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

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

ASN No of nets Net Savings Description 4323 2611 2219 Time Warner Telecom 1785 1794 1664 PaeTec Communications, Inc. 19262 1775 1498 Verizon Global Networks 7545 1424 1346 TPG Internet Pty Ltd 6478 1398 1322 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4755 1379 1222 TATA Communications formerly 4766 1722 1213 Korea Telecom (KIX) 17974 1275 1191 PT TELEKOMUNIKASI INDONESIA 10620 1330 1175 TVCABLE BOGOTA

Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 65333 PRIVATE 5.0.0.0/8 0 * 65333 PRIVATE 10.0.0.0/8 0 * 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 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

Complete listing at http://thyme.rand.apnic.net/london/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 169.254.0.0/16 65333 Internet Assigned Numbers Aut 172.16.0.0/12 65333 Internet Assigned Numbers Aut 192.0.2.0/24 65333 Internet Assigned Numbers Aut 192.168.0.0/16 0 * 198.18.0.0/15 65333 Internet Assigned Numbers Aut

Complete listing at http://thyme.rand.apnic.net/london/data-dsua

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 36.0.0.0/8 237 Merit Network 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 42.0.0.0/8 237 Merit Network 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/london/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 /8:34 /9:10 /10:25 /11:68 /12:207 /13:419 /14:744 /15:1345 /16:11335 /17:5510 /18:9347 /19:18680 /20:23887 /21:23741 /22:31307 /23:30436 /24:172610 /25:11 /26:19 /27:26 /28:147 /29:92 /30:37 /31:0 /32:97

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

ASN No of nets Total ann. Description 6389 2325 3761 bellsouth.net, inc. 4323 1403 2611 Time Warner Telecom 6478 1360 1398 AT&T Worldnet Services 10620 1222 1330 TVCABLE BOGOTA 11492 1194 1237 Cable One 1785 1073 1794 PaeTec Communications, Inc. 7011 1059 1160 Citizens Utilities 18566 1040 1059 Covad Communications 8452 1009 1113 TEDATA 19262 902 1775 Verizon Global Networks

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

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

1:92 2:14 4:13 5:1 8:312 12:1989 13:8 14:36 15:18 16:3 17:8 20:9 24:1401 27:419 31:1 32:59 33:11 38:692 40:101 41:2620 44:3 46:199 47:10 49:4 50:3 52:12 55:6 56:2 57:27 58:740 59:499 60:477 61:1001 62:1007 63:1961 64:3726 65:2343 66:4057 67:1806 68:1117 69:2857 70:750 71:376 72:1895 73:2 74:2317 75:294 76:326 77:854 78:678 79:440 80:1060 81:794 82:518 83:455 84:685 85:1024 86:482 87:706 88:329 89:1571 90:109 91:3147 92:440 93:984 94:1123 95:703 96:391 97:222 98:631 99:32 101:3 108:64 109:724 110:428 111:618 112:301 113:303 114:453 115:610 116:1132 117:651 118:548 119:987 120:158 121:694 122:1551 123:948 124:1210 125:1241 128:177 129:146 130:163 131:548 132:270 133:20 134:199 135:45 136:208 137:139 138:278 139:108 140:453 141:198 142:332 143:355 144:488 145:55 146:428 147:172 148:598 149:301 150:146 151:231 152:290 153:175 154:2 155:362 156:159 157:310 158:112 159:359 160:312 161:190 162:273 163:154 164:427 165:347 166:470 167:426 168:661 169:154 170:709 171:62 172:2 173:1076 174:469 175:239 176:1 178:561 180:680 182:233 183:239 184:156 186:750 187:564 188:857 189:803 190:4169 192:5710 193:4747 194:3438 195:2842 196:1204 198:3447 199:3592 200:5382 201:1583 202:7940 203:8196 204:3938 205:2292 206:2484 207:2932 208:3879 209:3416 210:2509 211:1271 212:1819 213:1730 214:650 215:64 216:4724 217:1581 218:477 219:397 220:1178 221:383 222:314 223:54

End of report