Orbit

Routing Table Report 08:00 +10GMT Tue 02 Nov, 2010

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

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

BGP routing table entries examined: 330355 Prefixes after maximum aggregation: 151953 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164773 Total ASes present in the Internet Routing Table: 34924 Prefixes per ASN: 9.46 Origin-only ASes present in the Internet Routing Table: 30238 Origin ASes announcing only one prefix: 14781 Transit ASes present in the Internet Routing Table: 4686 Transit-only ASes present in the Internet Routing Table: 98 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: 309 Unregistered ASNs in the Routing Table: 117 Number of 32-bit ASNs allocated by the RIRs: 862 Prefixes from 32-bit ASNs in the Routing Table: 1238 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 186 Number of addresses announced to Internet: 2545846528 Equivalent to 151 /8s, 190 /16s and 137 /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: 134311

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

Prefixes being announced by APNIC Region ASes: 78551 Total APNIC prefixes after maximum aggregation: 26948 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 76206 Unique aggregates announced from the APNIC address blocks: 34527 APNIC Region origin ASes present in the Internet Routing Table: 4166 APNIC Prefixes per ASN: 18.29 APNIC Region origin ASes announcing only one prefix: 1194 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: 560662272 Equivalent to 33 /8s, 107 /16s and 7 /24s Percentage of available APNIC address space announced: 76.0

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: 134626 Total ARIN prefixes after maximum aggregation: 69792 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107702 Unique aggregates announced from the ARIN address blocks: 43641 ARIN Region origin ASes present in the Internet Routing Table: 13907 ARIN Prefixes per ASN: 7.74 ARIN Region origin ASes announcing only one prefix: 5350 ARIN Region transit ASes present in the Internet Routing Table: 1378 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 738413312 Equivalent to 44 /8s, 3 /16s and 75 /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: 77745 Total RIPE prefixes after maximum aggregation: 44672 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 71227 Unique aggregates announced from the RIPE address blocks: 46403 RIPE Region origin ASes present in the Internet Routing Table: 14912 RIPE Prefixes per ASN: 4.78 RIPE Region origin ASes announcing only one prefix: 7678 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: 443019264 Equivalent to 26 /8s, 103 /16s and 240 /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: 29960 Total LACNIC prefixes after maximum aggregation: 7145 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 28796 Unique aggregates announced from the LACNIC address blocks: 15367 LACNIC Region origin ASes present in the Internet Routing Table: 1365 LACNIC Prefixes per ASN: 21.10 LACNIC Region origin ASes announcing only one prefix: 432 LACNIC Region transit ASes present in the Internet Routing Table: 231 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 77050880 Equivalent to 4 /8s, 151 /16s and 180 /24s Percentage of available LACNIC address space announced: 57.4

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: 7576 Total AfriNIC prefixes after maximum aggregation: 1877 AfriNIC Deaggregation factor: 4.04 Prefixes being announced from the AfriNIC address blocks: 5880 Unique aggregates announced from the AfriNIC address blocks: 1708 AfriNIC Region origin ASes present in the Internet Routing Table: 412 AfriNIC Prefixes per ASN: 14.27 AfriNIC Region origin ASes announcing only one prefix: 127 AfriNIC Region transit ASes present in the Internet Routing Table: 87 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 21453056 Equivalent to 1 /8s, 71 /16s and 89 /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 1419 299 78 TPG Internet Pty Ltd 4755 1380 378 157 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1274 304 84 PT TELEKOMUNIKASI INDONESIA 24560 1054 309 173 Bharti Airtel Ltd., Telemedia 9583 1031 76 494 Sify Limited 18101 894 116 133 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 3762 3667 280 bellsouth.net, inc. 4323 2614 1110 393 Time Warner Telecom 1785 1797 698 130 PaeTec Communications, Inc. 19262 1776 4817 278 Verizon Global Networks 20115 1506 1528 643 Charter Communications 7018 1430 9804 918 AT&T WorldNet Services 6478 1398 280 76 AT&T Worldnet Services 2386 1311 556 929 AT&T Data Communications Serv 11492 1238 231 74 Cable One 22773 1225 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 425 133 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 379 1688 335 TeliaNet Sweden 3320 377 7332 330 Deutsche Telekom AG 30890 374 79 207 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 1204 2581 367 UniNet S.A. de C.V. 28573 1180 928 84 NET Servicos de Comunicao S.A 7303 803 440 95 Telecom Argentina Stet-France 6503 786 225 258 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 1112 445 10 TEDATA 24863 741 147 37 LINKdotNET AS number 36992 644 278 160 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 3762 3667 280 bellsouth.net, inc. 4323 2614 1110 393 Time Warner Telecom 1785 1797 698 130 PaeTec Communications, Inc. 19262 1776 4817 278 Verizon Global Networks 4766 1722 9453 509 Korea Telecom (KIX) 20115 1506 1528 643 Charter Communications 7018 1430 9804 918 AT&T WorldNet Services 7545 1419 299 78 TPG Internet Pty Ltd 6478 1398 280 76 AT&T Worldnet Services 4755 1380 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 2614 2221 Time Warner Telecom 1785 1797 1667 PaeTec Communications, Inc. 19262 1776 1498 Verizon Global Networks 7545 1419 1341 TPG Internet Pty Ltd 6478 1398 1322 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4755 1380 1223 TATA Communications formerly 4766 1722 1213 Korea Telecom (KIX) 17974 1274 1190 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 38639 NTT Communications Corporatio 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 42.0.0.0/8 38639 NTT Communications Corporatio 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 /16:11341 /17:5544 /18:9307 /19:18752 /20:23874 /21:23743 /22:31318 /23:30451 /24:172754 /25:11 /26:19 /27:25 /28:145 /29:90 /30:35 /31:0 /32:93

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

ASN No of nets Total ann. Description 6389 2326 3762 bellsouth.net, inc. 4323 1404 2614 Time Warner Telecom 6478 1360 1398 AT&T Worldnet Services 10620 1222 1330 TVCABLE BOGOTA 11492 1195 1238 Cable One 1785 1076 1797 PaeTec Communications, Inc. 7011 1058 1159 Citizens Utilities 18566 1041 1060 Covad Communications 8452 1010 1112 TEDATA 19262 903 1776 Verizon Global Networks

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

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

1:91 2:14 4:9 8:312 12:1990 13:8 14:39 15:18 16:3 17:8 20:9 24:1402 27:405 31:1 32:59 33:11 38:692 40:101 41:2623 44:3 46:199 47:10 49:4 50:3 52:12 55:6 56:2 57:27 58:739 59:500 60:477 61:1004 62:1002 63:1958 64:3720 65:2344 66:4060 67:1814 68:1115 69:2863 70:751 71:375 72:1893 73:2 74:2320 75:294 76:326 77:855 78:679 79:446 80:1062 81:795 82:518 83:453 84:682 85:1026 86:484 87:706 88:331 89:1572 90:109 91:3158 92:431 93:983 94:1123 95:707 96:391 97:221 98:628 99:32 101:3 108:64 109:734 110:416 111:621 112:305 113:305 114:451 115:607 116:1122 117:651 118:550 119:990 120:158 121:694 122:1550 123:965 124:1211 125:1241 128:178 129:146 130:163 131:549 132:272 133:20 134:200 135:46 136:208 137:139 138:278 139:108 140:455 141:198 142:332 143:358 144:491 145:55 146:427 147:174 148:598 149:301 150:145 151:231 152:290 153:175 154:2 155:363 156:159 157:310 158:114 159:358 160:309 161:192 162:274 163:154 164:427 165:347 166:470 167:426 168:662 169:154 170:711 171:62 172:2 173:1078 174:469 175:243 176:1 178:570 180:678 182:221 183:241 184:161 186:750 187:568 188:856 189:803 190:4210 192:5711 193:4747 194:3442 195:2844 196:1193 198:3451 199:3595 200:5387 201:1593 202:7959 203:8169 204:3942 205:2303 206:2472 207:2939 208:3879 209:3426 210:2509 211:1270 212:1817 213:1730 214:676 215:65 216:4713 217:1581 218:479 219:397 220:1179 221:380 222:314 223:62

End of report