Orbit

Routing Table Report 08:00 +10GMT Wed 03 Nov, 2010

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

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

BGP routing table entries examined: 330363 Prefixes after maximum aggregation: 151938 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164678 Total ASes present in the Internet Routing Table: 34956 Prefixes per ASN: 9.45 Origin-only ASes present in the Internet Routing Table: 30269 Origin ASes announcing only one prefix: 14789 Transit ASes present in the Internet Routing Table: 4687 Transit-only ASes present in the Internet Routing Table: 99 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 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: 2545738240 Equivalent to 151 /8s, 188 /16s and 226 /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: 134368

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

Prefixes being announced by APNIC Region ASes: 78506 Total APNIC prefixes after maximum aggregation: 26976 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 76179 Unique aggregates announced from the APNIC address blocks: 34545 APNIC Region origin ASes present in the Internet Routing Table: 4172 APNIC Prefixes per ASN: 18.26 APNIC Region origin ASes announcing only one prefix: 1194 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: 560695040 Equivalent to 33 /8s, 107 /16s and 135 /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: 134765 Total ARIN prefixes after maximum aggregation: 69809 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107834 Unique aggregates announced from the ARIN address blocks: 43663 ARIN Region origin ASes present in the Internet Routing Table: 13909 ARIN Prefixes per ASN: 7.75 ARIN Region origin ASes announcing only one prefix: 5342 ARIN Region transit ASes present in the Internet Routing Table: 1380 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 738473472 Equivalent to 44 /8s, 4 /16s and 54 /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: 77869 Total RIPE prefixes after maximum aggregation: 44612 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 71319 Unique aggregates announced from the RIPE address blocks: 46264 RIPE Region origin ASes present in the Internet Routing Table: 14934 RIPE Prefixes per ASN: 4.78 RIPE Region origin ASes announcing only one prefix: 7692 RIPE Region transit ASes present in the Internet Routing Table: 2291 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 443141120 Equivalent to 26 /8s, 105 /16s and 204 /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: 29734 Total LACNIC prefixes after maximum aggregation: 7141 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 28571 Unique aggregates announced from the LACNIC address blocks: 15354 LACNIC Region origin ASes present in the Internet Routing Table: 1366 LACNIC Prefixes per ASN: 20.92 LACNIC Region origin ASes announcing only one prefix: 434 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: 76756480 Equivalent to 4 /8s, 147 /16s and 54 /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: 1877 AfriNIC Deaggregation factor: 4.04 Prefixes being announced from the AfriNIC address blocks: 5878 Unique aggregates announced from the AfriNIC address blocks: 1703 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: 89 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 21453824 Equivalent to 1 /8s, 71 /16s and 92 /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 1379 378 156 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1277 304 88 PT TELEKOMUNIKASI INDONESIA 24560 1054 309 173 Bharti Airtel Ltd., Telemedia 9583 1033 76 492 Sify Limited 18101 896 116 134 Reliance Infocom Ltd Internet 4808 884 1621 246 CNCGROUP IP network: China169 9829 818 692 34 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 3763 3667 280 bellsouth.net, inc. 4323 2614 1110 393 Time Warner Telecom 1785 1800 698 130 PaeTec Communications, Inc. 19262 1776 4817 278 Verizon Global Networks 20115 1506 1528 643 Charter Communications 7018 1425 9804 914 AT&T WorldNet Services 6478 1403 281 66 AT&T Worldnet Services 2386 1311 556 929 AT&T Data Communications Serv 11492 1243 231 67 Cable One 22773 1224 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 382 91 189 BILISIM TELEKOM 3301 379 1688 335 TeliaNet Sweden 3320 377 7332 330 Deutsche Telekom AG 30890 377 95 123 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 1206 2583 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 793 225 258 AVANTEL, S.A. 22047 564 310 15 VTR PUNTO NET S.A. 14420 559 44 80 ANDINATEL S.A. 3816 485 211 95 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 452 32 28 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 1114 445 10 TEDATA 24863 741 147 37 LINKdotNET AS number 36992 642 278 160 Etisalat MISR 3741 268 907 225 The Internet Solution 24835 208 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 195 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 3763 3667 280 bellsouth.net, inc. 4323 2614 1110 393 Time Warner Telecom 1785 1800 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 1425 9804 914 AT&T WorldNet Services 7545 1419 299 78 TPG Internet Pty Ltd 6478 1403 281 66 AT&T Worldnet Services 4755 1379 378 156 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 1800 1670 PaeTec Communications, Inc. 19262 1776 1498 Verizon Global Networks 7545 1419 1341 TPG Internet Pty Ltd 6478 1403 1337 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4755 1379 1223 TATA Communications formerly 4766 1722 1213 Korea Telecom (KIX) 17974 1277 1189 PT TELEKOMUNIKASI INDONESIA 11492 1243 1176 Cable One

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 46.18.168.0/21 43531 RIPE Network Coordination Cen 46.148.0.0/20 12642 Przedsiebiorstwo Wdrozeniowo- 62.61.220.0/24 24974 Tachyon Europe BV - Wireless

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 /16:11338 /17:5542 /18:9316 /19:18610 /20:23889 /21:23757 /22:31314 /23:30419 /24:172892 /25:11 /26:19 /27:26 /28:150 /29:93 /30:38 /31:0 /32:96

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

ASN No of nets Total ann. Description 6389 2326 3763 bellsouth.net, inc. 4323 1404 2614 Time Warner Telecom 6478 1364 1403 AT&T Worldnet Services 10620 1222 1330 TVCABLE BOGOTA 11492 1200 1243 Cable One 1785 1077 1800 PaeTec Communications, Inc. 7011 1058 1159 Citizens Utilities 18566 1041 1060 Covad Communications 8452 1012 1114 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 4:13 8:313 12:2004 13:8 14:39 15:18 16:3 17:8 20:9 24:1404 27:413 31:1 32:59 33:10 38:698 40:101 41:2623 44:3 46:240 47:10 49:4 50:6 52:12 55:6 56:2 57:27 58:739 59:499 60:477 61:995 62:1017 63:1958 64:3726 65:2347 66:4065 67:1813 68:1114 69:2862 70:752 71:375 72:1904 73:2 74:2323 75:288 76:325 77:852 78:674 79:453 80:1059 81:793 82:518 83:473 84:682 85:1015 86:471 87:706 88:331 89:1575 90:109 91:3156 92:445 93:983 94:1122 95:705 96:394 97:224 98:626 99:32 101:3 108:64 109:736 110:415 111:621 112:309 113:304 114:452 115:611 116:1122 117:651 118:549 119:990 120:158 121:694 122:1550 123:947 124:1211 125:1239 128:179 129:146 130:163 131:550 132:272 133:20 134:198 135:46 136:208 137:139 138:278 139:108 140:454 141:197 142:332 143:351 144:491 145:55 146:421 147:173 148:598 149:307 150:145 151:231 152:290 153:175 154:2 155:363 156:159 157:310 158:114 159:361 160:312 161:190 162:274 163:155 164:426 165:346 166:468 167:426 168:663 169:154 170:710 171:63 172:2 173:1079 174:469 175:243 176:1 178:556 180:681 182:224 183:241 184:161 186:750 187:559 188:885 189:806 190:4163 192:5713 193:4758 194:3440 195:2843 196:1196 198:3466 199:3595 200:5389 201:1583 202:7966 203:8175 204:3956 205:2304 206:2482 207:2938 208:3875 209:3425 210:2505 211:1275 212:1835 213:1729 214:679 215:66 216:4732 217:1577 218:477 219:397 220:1180 221:377 222:310 223:62

End of report