Orbit

Routing Table Report 08:00 +10GMT Sat 30 Oct, 2010

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

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

BGP routing table entries examined: 330150 Prefixes after maximum aggregation: 151971 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164836 Total ASes present in the Internet Routing Table: 34950 Prefixes per ASN: 9.45 Origin-only ASes present in the Internet Routing Table: 30267 Origin ASes announcing only one prefix: 14787 Transit ASes present in the Internet Routing Table: 4683 Transit-only ASes present in the Internet Routing Table: 101 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: 311 Unregistered ASNs in the Routing Table: 119 Number of 32-bit ASNs allocated by the RIRs: 855 Prefixes from 32-bit ASNs in the Routing Table: 1234 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 188 Number of addresses announced to Internet: 2545293824 Equivalent to 151 /8s, 182 /16s and 26 /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: 134158

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

Prefixes being announced by APNIC Region ASes: 78569 Total APNIC prefixes after maximum aggregation: 26938 APNIC Deaggregation factor: 2.92 Prefixes being announced from the APNIC address blocks: 76251 Unique aggregates announced from the APNIC address blocks: 34601 APNIC Region origin ASes present in the Internet Routing Table: 4162 APNIC Prefixes per ASN: 18.32 APNIC Region origin ASes announcing only one prefix: 1188 APNIC Region transit ASes present in the Internet Routing Table: 631 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 560541952 Equivalent to 33 /8s, 105 /16s and 49 /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: 134685 Total ARIN prefixes after maximum aggregation: 69792 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107756 Unique aggregates announced from the ARIN address blocks: 43629 ARIN Region origin ASes present in the Internet Routing Table: 13917 ARIN Prefixes per ASN: 7.74 ARIN Region origin ASes announcing only one prefix: 5356 ARIN Region transit ASes present in the Internet Routing Table: 1382 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 738386432 Equivalent to 44 /8s, 2 /16s and 226 /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: 77689 Total RIPE prefixes after maximum aggregation: 44686 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 71161 Unique aggregates announced from the RIPE address blocks: 46434 RIPE Region origin ASes present in the Internet Routing Table: 14929 RIPE Prefixes per ASN: 4.77 RIPE Region origin ASes announcing only one prefix: 7685 RIPE Region transit ASes present in the Internet Routing Table: 2289 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 442839808 Equivalent to 26 /8s, 101 /16s and 51 /24s Percentage of available RIPE address space announced: 77.6

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: 29759 Total LACNIC prefixes after maximum aggregation: 7157 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 28588 Unique aggregates announced from the LACNIC address blocks: 15335 LACNIC Region origin ASes present in the Internet Routing Table: 1364 LACNIC Prefixes per ASN: 20.96 LACNIC Region origin ASes announcing only one prefix: 432 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: 76735488 Equivalent to 4 /8s, 146 /16s and 228 /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: 7540 Total AfriNIC prefixes after maximum aggregation: 1880 AfriNIC Deaggregation factor: 4.01 Prefixes being announced from the AfriNIC address blocks: 5858 Unique aggregates announced from the AfriNIC address blocks: 1715 AfriNIC Region origin ASes present in the Internet Routing Table: 412 AfriNIC Prefixes per ASN: 14.22 AfriNIC Region origin ASes announcing only one prefix: 126 AfriNIC Region transit ASes present in the Internet Routing Table: 88 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 21454848 Equivalent to 1 /8s, 71 /16s and 96 /24s Percentage of available AfriNIC address space announced: 63.9

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 1375 378 157 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1278 304 82 PT TELEKOMUNIKASI INDONESIA 24560 1053 309 173 Bharti Airtel Ltd., Telemedia 9583 1030 76 491 Sify Limited 18101 894 116 133 Reliance Infocom Ltd Internet 4808 883 1620 245 CNCGROUP IP network: China169 9829 826 694 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 2610 1109 391 Time Warner Telecom 1785 1795 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 1316 556 931 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 3301 381 1696 337 TeliaNet Sweden 34984 381 91 188 BILISIM TELEKOM 3320 377 7332 330 Deutsche Telekom AG 30890 375 80 206 Evolva Telecom 12479 366 576 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 1205 2581 363 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 785 225 259 AVANTEL, S.A. 22047 564 310 15 VTR PUNTO NET S.A. 14420 559 44 80 ANDINATEL S.A. 3816 484 210 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 1112 445 10 TEDATA 24863 721 147 37 LINKdotNET AS number 36992 643 278 160 Etisalat MISR 3741 268 907 225 The Internet Solution 24835 209 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 2610 1109 391 Time Warner Telecom 1785 1795 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 1375 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 2610 2219 Time Warner Telecom 1785 1795 1665 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 1375 1218 TATA Communications formerly 4766 1722 1213 Korea Telecom (KIX) 17974 1278 1196 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 /15:1346 /16:11332 /17:5506 /18:9350 /19:18675 /20:23883 /21:23754 /22:31294 /23:30455 /24:172616 /25:11 /26:19 /27:26 /28:151 /29:92 /30:37 /31:0 /32:96

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

ASN No of nets Total ann. Description 6389 2325 3761 bellsouth.net, inc. 4323 1403 2610 Time Warner Telecom 6478 1360 1398 AT&T Worldnet Services 10620 1222 1330 TVCABLE BOGOTA 11492 1194 1237 Cable One 1785 1074 1795 PaeTec Communications, Inc. 7011 1059 1160 Citizens Utilities 18566 1040 1059 Covad Communications 8452 1008 1112 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 2:13 4:13 5:1 8:312 12:1994 13:8 14:38 15:18 16:3 17:8 20:9 24:1401 27:389 31:1 32:59 33:11 38:693 40:101 41:2621 44:3 46:199 47:10 49:4 50:3 52:12 55:6 56:2 57:27 58:735 59:498 60:478 61:1001 62:1005 63:1961 64:3724 65:2336 66:4059 67:1809 68:1117 69:2871 70:750 71:376 72:1895 73:2 74:2318 75:294 76:326 77:855 78:681 79:443 80:1060 81:791 82:519 83:453 84:684 85:1022 86:481 87:704 88:329 89:1573 90:109 91:3144 92:439 93:984 94:1123 95:705 96:391 97:222 98:631 99:32 101:3 108:64 109:724 110:425 111:619 112:301 113:303 114:453 115:610 116:1133 117:651 118:548 119:989 120:158 121:690 122:1551 123:948 124:1212 125:1241 128:177 129:146 130:163 131:559 132:270 133:20 134:199 135:45 136:208 137:140 138:278 139:108 140:452 141:198 142:332 143:354 144:492 145:55 146:423 147:172 148:600 149:307 150:146 151:231 152:290 153:174 154:2 155:362 156:162 157:310 158:112 159:359 160:312 161:190 162:273 163:151 164:426 165:347 166:469 167:426 168:661 169:154 170:709 171:62 172:2 173:1075 174:484 175:239 176:1 178:563 180:679 182:235 183:238 184:156 186:751 187:543 188:856 189:805 190:4163 192:5711 193:4746 194:3438 195:2841 196:1190 198:3450 199:3595 200:5382 201:1583 202:7945 203:8189 204:3944 205:2302 206:2486 207:2936 208:3876 209:3427 210:2508 211:1270 212:1818 213:1718 214:672 215:66 216:4726 217:1576 218:474 219:397 220:1178 221:384 222:314 223:54

End of report