Orbit

Routing Table Report 08:00 +10GMT Wed 20 Oct, 2010

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

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

BGP routing table entries examined: 329342 Prefixes after maximum aggregation: 151506 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164187 Total ASes present in the Internet Routing Table: 34899 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 30218 Origin ASes announcing only one prefix: 14781 Transit ASes present in the Internet Routing Table: 4681 Transit-only ASes present in the Internet Routing Table: 100 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: 314 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: 1195 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 202 Number of addresses announced to Internet: 2507095296 Equivalent to 149 /8s, 111 /16s and 61 /24s Percentage of available address space announced: 67.6 Percentage of allocated address space announced: 71.5 Percentage of available address space allocated: 94.6 Percentage of address space in use by end-sites: 85.3 Total number of prefixes smaller than registry allocations: 133944

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

Prefixes being announced by APNIC Region ASes: 78192 Total APNIC prefixes after maximum aggregation: 26881 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 75868 Unique aggregates announced from the APNIC address blocks: 34428 APNIC Region origin ASes present in the Internet Routing Table: 4160 APNIC Prefixes per ASN: 18.24 APNIC Region origin ASes announcing only one prefix: 1193 APNIC Region transit ASes present in the Internet Routing Table: 632 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 558557184 Equivalent to 33 /8s, 74 /16s and 232 /24s Percentage of available APNIC address space announced: 75.7

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: 134759 Total ARIN prefixes after maximum aggregation: 69712 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107789 Unique aggregates announced from the ARIN address blocks: 43503 ARIN Region origin ASes present in the Internet Routing Table: 13904 ARIN Prefixes per ASN: 7.75 ARIN Region origin ASes announcing only one prefix: 5357 ARIN Region transit ASes present in the Internet Routing Table: 1375 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 737910016 Equivalent to 43 /8s, 251 /16s and 157 /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: 77292 Total RIPE prefixes after maximum aggregation: 44509 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 70685 Unique aggregates announced from the RIPE address blocks: 46027 RIPE Region origin ASes present in the Internet Routing Table: 14909 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 7680 RIPE Region transit ASes present in the Internet Routing Table: 2286 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 441734400 Equivalent to 26 /8s, 84 /16s and 85 /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: 29746 Total LACNIC prefixes after maximum aggregation: 7077 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 28566 Unique aggregates announced from the LACNIC address blocks: 15360 LACNIC Region origin ASes present in the Internet Routing Table: 1354 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: 234 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 76171264 Equivalent to 4 /8s, 138 /16s and 72 /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: 7487 Total AfriNIC prefixes after maximum aggregation: 1867 AfriNIC Deaggregation factor: 4.01 Prefixes being announced from the AfriNIC address blocks: 5795 Unique aggregates announced from the AfriNIC address blocks: 1714 AfriNIC Region origin ASes present in the Internet Routing Table: 407 AfriNIC Prefixes per ASN: 14.24 AfriNIC Region origin ASes announcing only one prefix: 119 AfriNIC Region transit ASes present in the Internet Routing Table: 91 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20887808 Equivalent to 1 /8s, 62 /16s and 185 /24s Percentage of available AfriNIC address space announced: 62.3

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) 7545 1419 299 78 TPG Internet Pty Ltd 4755 1371 378 155 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1261 303 77 PT TELEKOMUNIKASI INDONESIA 24560 1048 308 178 Bharti Airtel Ltd., Telemedia 9583 1032 77 495 Sify Limited 18101 887 100 133 Reliance Infocom Ltd Internet 4808 872 1618 238 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 3768 3667 279 bellsouth.net, inc. 4323 2613 1108 391 Time Warner Telecom 1785 1796 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1506 1528 647 Charter Communications 7018 1472 9822 943 AT&T WorldNet Services 6478 1383 278 100 AT&T Worldnet Services 2386 1302 555 920 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 445 2027 390 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 382 91 187 BILISIM TELEKOM 3320 380 7332 331 Deutsche Telekom AG 3301 379 1688 335 TeliaNet Sweden 12479 378 576 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 1196 921 83 NET Servicos de Comunicao S.A 7303 804 440 95 Telecom Argentina Stet-France 6503 773 223 258 AVANTEL, S.A. 22047 563 310 15 VTR PUNTO NET S.A. 14420 544 39 76 ANDINATEL S.A. 3816 484 210 96 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 447 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 1060 445 10 TEDATA 24863 735 147 37 LINKdotNET AS number 36992 628 277 157 Etisalat MISR 3741 268 907 225 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 149 424 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 3768 3667 279 bellsouth.net, inc. 4323 2613 1108 391 Time Warner Telecom 1785 1796 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 4766 1725 9437 506 Korea Telecom (KIX) 20115 1506 1528 647 Charter Communications 7018 1472 9822 943 AT&T WorldNet Services 7545 1419 299 78 TPG Internet Pty Ltd 6478 1383 278 100 AT&T Worldnet Services 4755 1371 378 155 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 2613 2222 Time Warner Telecom 1785 1796 1666 PaeTec Communications, Inc. 19262 1777 1498 Verizon Global Networks 7545 1419 1341 TPG Internet Pty Ltd 6478 1383 1283 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4766 1725 1219 Korea Telecom (KIX) 4755 1371 1216 TATA Communications formerly 17974 1261 1184 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<< 46.20.240.0/20 25091 Lugansk Telephony Company Aut 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

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 /8:32 /9:10 /10:25 /11:68 /12:208 /13:419 /14:739 /15:1337 /16:11319 /17:5478 /18:9288 /19:18613 /20:23814 /21:23673 /22:31163 /23:30364 /24:172360 /25:11 /26:18 /27:26 /28:148 /29:92 /30:36 /31:0 /32:101

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

ASN No of nets Total ann. Description 6389 2332 3768 bellsouth.net, inc. 4323 1407 2613 Time Warner Telecom 6478 1345 1383 AT&T Worldnet Services 10620 1220 1332 TVCABLE BOGOTA 11492 1192 1235 Cable One 1785 1076 1796 PaeTec Communications, Inc. 7011 1056 1157 Citizens Utilities 18566 1040 1059 Covad Communications 8452 970 1060 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) ----------------------------------------------

1:92 2:14 4:13 8:311 12:2004 13:8 14:24 15:20 16:3 17:9 20:9 24:1381 27:393 31:1 32:59 33:12 38:692 40:97 41:2562 44:3 46:163 47:10 49:4 50:1 52:12 55:5 56:2 57:27 58:740 59:497 60:478 61:993 62:1036 63:1958 64:3723 65:2336 66:4049 67:1820 68:1137 69:2848 70:754 71:375 72:1942 73:2 74:2323 75:293 76:326 77:869 78:698 79:443 80:1047 81:804 82:501 83:451 84:690 85:1025 86:433 87:694 88:322 89:1562 90:108 91:3122 92:430 93:1021 94:1114 95:741 96:387 97:223 98:627 99:32 101:3 108:64 109:700 110:418 111:590 112:287 113:303 114:454 115:604 116:1128 117:646 118:535 119:968 120:157 121:695 122:1535 123:916 124:1218 125:1239 128:176 129:151 130:162 131:552 132:271 133:20 134:199 135:46 136:211 137:137 138:278 139:107 140:457 141:198 142:332 143:380 144:497 145:55 146:427 147:171 148:602 149:307 150:145 151:231 152:290 153:175 154:2 155:370 156:162 157:305 158:112 159:357 160:313 161:189 162:270 163:156 164:422 165:347 166:470 167:422 168:663 169:153 170:708 171:63 172:2 173:1036 174:494 175:207 176:1 177:1 178:544 180:674 181:1 182:226 183:231 184:131 186:734 187:531 188:845 189:809 190:4139 192:5712 193:4739 194:3428 195:2843 196:1194 198:3479 199:3587 200:5383 201:1577 202:7942 203:8208 204:3945 205:2302 206:2483 207:2963 208:3897 209:3450 210:2513 211:1275 212:1809 213:1721 214:685 215:66 216:4768 217:1565 218:475 219:397 220:1174 221:385 222:314 223:49

End of report