Orbit

Routing Table Report 08:00 +10GMT Tue 19 Oct, 2010

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

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

BGP routing table entries examined: 329275 Prefixes after maximum aggregation: 151396 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164167 Total ASes present in the Internet Routing Table: 34866 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 30188 Origin ASes announcing only one prefix: 14758 Transit ASes present in the Internet Routing Table: 4678 Transit-only ASes present in the Internet Routing Table: 100 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 313 Unregistered ASNs in the Routing Table: 117 Number of 32-bit ASNs allocated by the RIRs: 823 Prefixes from 32-bit ASNs in the Routing Table: 1187 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 202 Number of addresses announced to Internet: 2532960512 Equivalent to 150 /8s, 249 /16s and 233 /24s Percentage of available address space announced: 68.3 Percentage of allocated address space announced: 73.0 Percentage of available address space allocated: 93.7 Percentage of address space in use by end-sites: 85.3 Total number of prefixes smaller than registry allocations: 134009

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

Prefixes being announced by APNIC Region ASes: 78064 Total APNIC prefixes after maximum aggregation: 26854 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 75734 Unique aggregates announced from the APNIC address blocks: 34401 APNIC Region origin ASes present in the Internet Routing Table: 4153 APNIC Prefixes per ASN: 18.24 APNIC Region origin ASes announcing only one prefix: 1189 APNIC Region transit ASes present in the Internet Routing Table: 628 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 551100416 Equivalent to 32 /8s, 217 /16s and 32 /24s Percentage of available APNIC address space announced: 78.2

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, 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: 134794 Total ARIN prefixes after maximum aggregation: 69664 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107843 Unique aggregates announced from the ARIN address blocks: 43480 ARIN Region origin ASes present in the Internet Routing Table: 13893 ARIN Prefixes per ASN: 7.76 ARIN Region origin ASes announcing only one prefix: 5347 ARIN Region transit ASes present in the Internet Routing Table: 1371 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 737806592 Equivalent to 43 /8s, 250 /16s and 9 /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: 77166 Total RIPE prefixes after maximum aggregation: 44463 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 70564 Unique aggregates announced from the RIPE address blocks: 45958 RIPE Region origin ASes present in the Internet Routing Table: 14894 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 7675 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: 441656576 Equivalent to 26 /8s, 83 /16s and 37 /24s Percentage of available RIPE address space announced: 77.4

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: 29923 Total LACNIC prefixes after maximum aggregation: 7100 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 28754 Unique aggregates announced from the LACNIC address blocks: 15396 LACNIC Region origin ASes present in the Internet Routing Table: 1355 LACNIC Prefixes per ASN: 21.22 LACNIC Region origin ASes announcing only one prefix: 427 LACNIC Region transit ASes present in the Internet Routing Table: 235 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 76198912 Equivalent to 4 /8s, 138 /16s and 180 /24s Percentage of available LACNIC address space announced: 56.8

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: 7465 Total AfriNIC prefixes after maximum aggregation: 1865 AfriNIC Deaggregation factor: 4.00 Prefixes being announced from the AfriNIC address blocks: 5762 Unique aggregates announced from the AfriNIC address blocks: 1807 AfriNIC Region origin ASes present in the Internet Routing Table: 406 AfriNIC Prefixes per ASN: 14.19 AfriNIC Region origin ASes announcing only one prefix: 120 AfriNIC Region transit ASes present in the Internet Routing Table: 92 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20848128 Equivalent to 1 /8s, 62 /16s and 30 /24s Percentage of available AfriNIC address space announced: 62.1

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 1725 9437 506 Korea Telecom (KIX) 4755 1372 378 156 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 7545 1350 299 77 TPG Internet Pty Ltd 17974 1266 303 78 PT TELEKOMUNIKASI INDONESIA 24560 1045 308 178 Bharti Airtel Ltd., Telemedia 9583 1032 77 495 Sify Limited 18101 888 100 134 Reliance Infocom Ltd Internet 4808 872 1618 238 CNCGROUP IP network: China169 9829 824 693 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 3769 3667 279 bellsouth.net, inc. 4323 2609 1108 391 Time Warner Telecom 1785 1797 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1505 1526 647 Charter Communications 7018 1471 5727 943 AT&T WorldNet Services 6478 1394 281 78 AT&T Worldnet Services 2386 1301 555 919 AT&T Data Communications Serv 11492 1235 231 74 Cable One 22773 1205 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 533 328 33 Goldenlines main autonomous s 3292 450 2028 391 TDC Tele Danmark 8866 419 133 24 Bulgarian Telecommunication C 702 404 1869 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 34984 381 90 186 BILISIM TELEKOM 3320 380 7332 331 Deutsche Telekom AG 3301 379 1688 335 TeliaNet Sweden 12479 376 576 5 Uni2 Autonomous System 30890 375 80 204 Evolva Telecom

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 1332 247 150 TVCABLE BOGOTA 8151 1212 2581 364 UniNet S.A. de C.V. 28573 1157 909 88 NET Servicos de Comunicao S.A 7303 804 440 95 Telecom Argentina Stet-France 6503 772 223 258 AVANTEL, S.A. 22047 562 310 15 VTR PUNTO NET S.A. 14420 544 39 76 ANDINATEL S.A. 3816 483 210 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/london/data-ASnet-LACNIC

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

ASN No of nets /20 equiv MaxAgg Description 8452 1074 445 10 TEDATA 24863 735 147 37 LINKdotNET AS number 36992 628 277 157 Etisalat MISR 3741 266 906 224 The Internet Solution 24835 212 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 157 441 94 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 3769 3667 279 bellsouth.net, inc. 4323 2609 1108 391 Time Warner Telecom 1785 1797 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 4766 1725 9437 506 Korea Telecom (KIX) 20115 1505 1526 647 Charter Communications 7018 1471 5727 943 AT&T WorldNet Services 6478 1394 281 78 AT&T Worldnet Services 4755 1372 378 156 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne

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 2609 2218 Time Warner Telecom 1785 1797 1667 PaeTec Communications, Inc. 19262 1777 1498 Verizon Global Networks 6478 1394 1316 AT&T Worldnet Services 7545 1350 1273 TPG Internet Pty Ltd 17488 1364 1243 Hathway IP Over Cable Interne 4766 1725 1219 Korea Telecom (KIX) 4755 1372 1216 TATA Communications formerly 17974 1266 1188 PT TELEKOMUNIKASI INDONESIA 10620 1332 1182 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 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 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 64.21.212.0/22 11610 Internet Nebraska Corporation 64.21.216.0/21 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 /11:67 /12:203 /13:419 /14:735 /15:1333 /16:11314 /17:5468 /18:9303 /19:18593 /20:23775 /21:23831 /22:31173 /23:30317 /24:172244 /25:11 /26:18 /27:26 /28:146 /29:90 /30:36 /31:0 /32:104

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

ASN No of nets Total ann. Description 6389 2333 3769 bellsouth.net, inc. 4323 1406 2609 Time Warner Telecom 6478 1356 1394 AT&T Worldnet Services 10620 1220 1332 TVCABLE BOGOTA 11492 1192 1235 Cable One 1785 1077 1797 PaeTec Communications, Inc. 7011 1056 1156 Citizens Utilities 18566 1040 1059 Covad Communications 8452 979 1074 TEDATA 19262 903 1777 Verizon Global Networks

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

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

1:90 2:14 4:13 8:311 12:2009 13:8 14:23 15:20 16:3 17:9 20:9 24:1381 27:390 31:1 32:59 33:12 38:691 40:97 41:2532 44:3 46:164 47:11 49:4 50:1 52:12 55:4 56:2 57:27 58:742 59:498 60:472 61:994 62:1032 63:1961 64:3726 65:2336 66:4048 67:1820 68:1137 69:2845 70:754 71:377 72:1942 73:2 74:2319 75:292 76:326 77:869 78:699 79:440 80:1045 81:805 82:502 83:452 84:688 85:1033 86:432 87:698 88:320 89:1560 90:105 91:3103 92:430 93:1000 94:1114 95:741 96:386 97:223 98:638 99:32 101:3 108:64 109:702 110:421 111:575 112:285 113:302 114:454 115:605 116:1118 117:648 118:533 119:968 120:157 121:697 122:1535 123:913 124:1217 125:1240 128:176 129:151 130:162 131:555 132:271 133:20 134:199 135:46 136:205 137:137 138:277 139:107 140:457 141:197 142:332 143:379 144:496 145:55 146:427 147:177 148:601 149:304 150:147 151:232 152:291 153:175 154:2 155:370 156:162 157:305 158:113 159:357 160:313 161:189 162:270 163:157 164:422 165:347 166:471 167:422 168:659 169:153 170:708 171:63 172:2 173:1040 174:554 175:208 176:1 177:1 178:535 180:674 181:1 182:225 183:232 184:131 186:733 187:532 188:847 189:807 190:4131 192:5707 193:4735 194:3425 195:2822 196:1202 198:3479 199:3587 200:5395 201:1587 202:7948 203:8203 204:3943 205:2302 206:2483 207:2960 208:3897 209:3448 210:2512 211:1275 212:1769 213:1717 214:680 215:66 216:4769 217:1553 218:473 219:397 220:1174 221:385 222:314 223:49

End of report