Orbit

Routing Table Report 08:00 +10GMT Sat 04 Dec, 2010

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

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

BGP routing table entries examined: 332398 Prefixes after maximum aggregation: 151410 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 165908 Total ASes present in the Internet Routing Table: 35225 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 30475 Origin ASes announcing only one prefix: 14908 Transit ASes present in the Internet Routing Table: 4750 Transit-only ASes present in the Internet Routing Table: 105 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: 682 Unregistered ASNs in the Routing Table: 262 Number of 32-bit ASNs allocated by the RIRs: 931 Prefixes from 32-bit ASNs in the Routing Table: 1383 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 188 Number of addresses announced to Internet: 2448930560 Equivalent to 145 /8s, 247 /16s and 183 /24s Percentage of available address space announced: 66.1 Percentage of allocated address space announced: 68.2 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 86.4 Total number of prefixes smaller than registry allocations: 135150

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

Prefixes being announced by APNIC Region ASes: 79718 Total APNIC prefixes after maximum aggregation: 27179 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 77381 Unique aggregates announced from the APNIC address blocks: 35000 APNIC Region origin ASes present in the Internet Routing Table: 4201 APNIC Prefixes per ASN: 18.42 APNIC Region origin ASes announcing only one prefix: 1216 APNIC Region transit ASes present in the Internet Routing Table: 643 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 570987776 Equivalent to 34 /8s, 8 /16s and 149 /24s Percentage of available APNIC address space announced: 77.3

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: 133677 Total ARIN prefixes after maximum aggregation: 68450 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 106531 Unique aggregates announced from the ARIN address blocks: 43791 ARIN Region origin ASes present in the Internet Routing Table: 13962 ARIN Prefixes per ASN: 7.63 ARIN Region origin ASes announcing only one prefix: 5357 ARIN Region transit ASes present in the Internet Routing Table: 1401 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 741353984 Equivalent to 44 /8s, 48 /16s and 42 /24s Percentage of available ARIN address space announced: 62.2

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, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 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, 100/8, 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: 78896 Total RIPE prefixes after maximum aggregation: 45170 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 72426 Unique aggregates announced from the RIPE address blocks: 46805 RIPE Region origin ASes present in the Internet Routing Table: 15074 RIPE Prefixes per ASN: 4.80 RIPE Region origin ASes announcing only one prefix: 7751 RIPE Region transit ASes present in the Internet Routing Table: 2313 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 448536320 Equivalent to 26 /8s, 188 /16s and 31 /24s Percentage of available RIPE address space announced: 74.3

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, 5/8, 25/8, 31/8, 37/8, 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: 30332 Total LACNIC prefixes after maximum aggregation: 7041 LACNIC Deaggregation factor: 4.31 Prefixes being announced from the LACNIC address blocks: 29217 Unique aggregates announced from the LACNIC address blocks: 15340 LACNIC Region origin ASes present in the Internet Routing Table: 1397 LACNIC Prefixes per ASN: 20.91 LACNIC Region origin ASes announcing only one prefix: 450 LACNIC Region transit ASes present in the Internet Routing Table: 236 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 78276352 Equivalent to 4 /8s, 170 /16s and 103 /24s Percentage of available LACNIC address space announced: 58.3

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: 7714 Total AfriNIC prefixes after maximum aggregation: 1903 AfriNIC Deaggregation factor: 4.05 Prefixes being announced from the AfriNIC address blocks: 5957 Unique aggregates announced from the AfriNIC address blocks: 1752 AfriNIC Region origin ASes present in the Internet Routing Table: 421 AfriNIC Prefixes per ASN: 14.15 AfriNIC Region origin ASes announcing only one prefix: 134 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: 21760000 Equivalent to 1 /8s, 76 /16s and 8 /24s Percentage of available AfriNIC address space announced: 43.2

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 105/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 1723 9451 511 Korea Telecom (KIX) 7545 1449 298 78 TPG Internet Pty Ltd 4755 1389 638 156 TATA Communications formerly 17488 1371 157 121 Hathway IP Over Cable Interne 17974 1263 459 27 PT TELEKOMUNIKASI INDONESIA 9583 1036 75 487 Sify Limited 24560 1030 309 166 Bharti Airtel Ltd., Telemedia 18101 905 116 136 Reliance Infocom Ltd Internet 4808 889 1621 248 CNCGROUP IP network: China169 9829 835 696 31 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 3737 3887 271 bellsouth.net, inc. 4323 2643 1093 400 Time Warner Telecom 19262 1832 4845 280 Verizon Global Networks 1785 1795 697 132 PaeTec Communications, Inc. 20115 1508 1530 636 Charter Communications 6478 1414 285 102 AT&T Worldnet Services 7018 1403 5705 901 AT&T WorldNet Services 2386 1308 572 926 AT&T Data Communications Serv 22773 1254 2863 71 Cox Communications, Inc. 11492 1239 233 73 Cable One

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 539 328 32 Goldenlines main autonomous s 6830 457 1757 272 UPC Distribution Services 3292 443 2010 385 TDC Tele Danmark 8866 430 133 23 Bulgarian Telecommunication C 34984 419 92 191 BILISIM TELEKOM 9198 413 202 13 Kazakhtelecom Data Network Ad 8551 404 355 38 Bezeq International 702 403 1867 317 UUNET - Commercial IP service 12479 391 577 6 Uni2 Autonomous System 3301 381 1696 336 TeliaNet Sweden

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 1344 250 156 TVCABLE BOGOTA 8151 1214 2608 360 UniNet S.A. de C.V. 28573 1177 933 73 NET Servicos de Comunicao S.A 6503 1160 355 81 AVANTEL, S.A. 7303 806 440 94 Telecom Argentina Stet-France 14420 579 49 87 ANDINATEL S.A. 22047 563 310 15 VTR PUNTO NET S.A. 3816 493 214 98 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 452 32 30 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 1108 445 10 TEDATA 24863 741 147 37 LINKdotNET AS number 36992 658 278 159 Etisalat MISR 3741 263 986 225 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 24835 198 78 10 RAYA Telecom - Egypt 29571 197 19 11 Ci Telecom Autonomous system 2018 196 277 64 Tertiary Education Network 33776 195 12 14 Starcomms Nigeria Limited 16637 163 440 90 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 3737 3887 271 bellsouth.net, inc. 4323 2643 1093 400 Time Warner Telecom 19262 1832 4845 280 Verizon Global Networks 1785 1795 697 132 PaeTec Communications, Inc. 4766 1723 9451 511 Korea Telecom (KIX) 20115 1508 1530 636 Charter Communications 7545 1449 298 78 TPG Internet Pty Ltd 6478 1414 285 102 AT&T Worldnet Services 7018 1403 5705 901 AT&T WorldNet Services 4755 1389 638 156 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 2643 2243 Time Warner Telecom 1785 1795 1663 PaeTec Communications, Inc. 19262 1832 1552 Verizon Global Networks 7545 1449 1371 TPG Internet Pty Ltd 6478 1414 1312 AT&T Worldnet Services 17488 1371 1250 Hathway IP Over Cable Interne 17974 1263 1236 PT TELEKOMUNIKASI INDONESIA 4755 1389 1233 TATA Communications formerly 4766 1723 1212 Korea Telecom (KIX) 10620 1344 1188 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 46164 UNALLOCATED 4.23.88.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.89.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.92.0/23 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.94.0/23 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.38.0.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.38.8.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.43.50.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.43.51.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.67.96.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.67.104.0/21 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 5.0.0.0/16 12654 RIPE NCC RIS Project 5.1.0.0/21 12654 RIPE NCC RIS Project 5.1.24.0/24 12654 RIPE NCC RIS Project 37.0.0.0/16 12654 RIPE NCC RIS Project 37.1.0.0/21 12654 RIPE NCC RIS Project 37.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 46.183.72.0/21 51941 >>UNKNOWN<< 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 /8:27 /9:10 /10:25 /11:70 /12:211 /13:427 /14:748 /15:1336 /16:11312 /17:5464 /18:9118 /19:18639 /20:23873 /21:24005 /22:31555 /23:30318 /24:174815 /25:11 /26:19 /27:26 /28:154 /29:93 /30:36 /31:0 /32:106

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

ASN No of nets Total ann. Description 6389 2306 3737 bellsouth.net, inc. 4323 1429 2643 Time Warner Telecom 6478 1372 1414 AT&T Worldnet Services 10620 1236 1344 TVCABLE BOGOTA 11492 1197 1239 Cable One 7011 1069 1171 Citizens Utilities 1785 1066 1795 PaeTec Communications, Inc. 18566 1041 1060 Covad Communications 8452 973 1108 TEDATA 19262 955 1832 Verizon Global Networks

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

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

1:105 2:25 4:13 5:1 8:317 12:2023 13:6 14:66 15:17 16:3 17:8 20:10 24:1413 27:463 32:57 33:7 34:2 36:1 37:1 38:707 40:101 41:2642 42:1 44:3 46:305 47:10 49:34 50:16 52:12 55:7 56:2 57:28 58:762 59:499 60:480 61:1007 62:1012 63:1939 64:3685 65:2318 66:4080 67:1755 68:999 69:2821 70:716 71:389 72:1923 74:2278 75:287 76:320 77:865 78:692 79:435 80:1055 81:799 82:510 83:448 84:631 85:1031 86:491 87:712 88:395 89:1584 90:128 91:3259 92:456 93:1017 94:1094 95:683 96:400 97:244 98:694 99:33 101:3 107:2 108:69 109:769 110:421 111:650 112:300 113:316 114:459 115:642 116:1124 117:649 118:572 119:1008 120:180 121:693 122:1540 123:999 124:1214 125:1246 128:176 129:146 130:165 131:561 132:227 133:20 134:199 135:46 136:211 137:142 138:287 139:107 140:455 141:196 142:333 143:521 144:479 145:54 146:419 147:176 148:619 149:327 150:149 151:231 152:291 153:171 154:2 155:367 156:164 157:311 158:126 159:365 160:311 161:190 162:275 163:156 164:434 165:330 166:466 167:423 168:690 169:148 170:718 171:67 172:2 173:1124 174:430 175:252 176:1 178:653 180:696 182:497 183:242 184:186 186:882 187:749 188:881 189:1014 190:4213 192:5726 193:4782 194:3459 195:2870 196:1228 197:1 198:3470 199:3628 200:5462 201:1573 202:7960 203:8235 204:3972 205:2314 206:2425 207:2900 208:3854 209:3429 210:2487 211:1301 212:1813 213:1720 214:698 215:62 216:4727 217:1606 218:494 219:395 220:1183 221:392 222:313 223:75

End of report