Orbit

Routing Table Report 08:00 +10GMT Sun 12 Dec, 2010

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

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

BGP routing table entries examined: 333332 Prefixes after maximum aggregation: 151679 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 166124 Total ASes present in the Internet Routing Table: 35282 Prefixes per ASN: 9.45 Origin-only ASes present in the Internet Routing Table: 30517 Origin ASes announcing only one prefix: 14920 Transit ASes present in the Internet Routing Table: 4765 Transit-only ASes present in the Internet Routing Table: 101 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: 816 Unregistered ASNs in the Routing Table: 320 Number of 32-bit ASNs allocated by the RIRs: 942 Prefixes from 32-bit ASNs in the Routing Table: 1430 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 189 Number of addresses announced to Internet: 2468657408 Equivalent to 147 /8s, 36 /16s and 185 /24s Percentage of available address space announced: 66.6 Percentage of allocated address space announced: 68.8 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 86.6 Total number of prefixes smaller than registry allocations: 135635

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

Prefixes being announced by APNIC Region ASes: 79953 Total APNIC prefixes after maximum aggregation: 27227 APNIC Deaggregation factor: 2.94 Prefixes being announced from the APNIC address blocks: 77680 Unique aggregates announced from the APNIC address blocks: 34823 APNIC Region origin ASes present in the Internet Routing Table: 4215 APNIC Prefixes per ASN: 18.43 APNIC Region origin ASes announcing only one prefix: 1217 APNIC Region transit ASes present in the Internet Routing Table: 647 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 571557632 Equivalent to 34 /8s, 17 /16s and 71 /24s Percentage of available APNIC address space announced: 77.4

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: 133697 Total ARIN prefixes after maximum aggregation: 68433 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 106570 Unique aggregates announced from the ARIN address blocks: 43707 ARIN Region origin ASes present in the Internet Routing Table: 13968 ARIN Prefixes per ASN: 7.63 ARIN Region origin ASes announcing only one prefix: 5363 ARIN Region transit ASes present in the Internet Routing Table: 1395 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 741743360 Equivalent to 44 /8s, 54 /16s and 27 /24s Percentage of available ARIN address space announced: 62.3

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: 79418 Total RIPE prefixes after maximum aggregation: 45382 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 72889 Unique aggregates announced from the RIPE address blocks: 47161 RIPE Region origin ASes present in the Internet Routing Table: 15120 RIPE Prefixes per ASN: 4.82 RIPE Region origin ASes announcing only one prefix: 7764 RIPE Region transit ASes present in the Internet Routing Table: 2325 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 450696192 Equivalent to 26 /8s, 221 /16s and 20 /24s Percentage of available RIPE address space announced: 74.6

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: 30537 Total LACNIC prefixes after maximum aggregation: 7057 LACNIC Deaggregation factor: 4.33 Prefixes being announced from the LACNIC address blocks: 29437 Unique aggregates announced from the LACNIC address blocks: 15454 LACNIC Region origin ASes present in the Internet Routing Table: 1394 LACNIC Prefixes per ASN: 21.12 LACNIC Region origin ASes announcing only one prefix: 441 LACNIC Region transit ASes present in the Internet Routing Table: 240 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 78571520 Equivalent to 4 /8s, 174 /16s and 232 /24s Percentage of available LACNIC address space announced: 58.5

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: 7621 Total AfriNIC prefixes after maximum aggregation: 1885 AfriNIC Deaggregation factor: 4.04 Prefixes being announced from the AfriNIC address blocks: 5919 Unique aggregates announced from the AfriNIC address blocks: 1771 AfriNIC Region origin ASes present in the Internet Routing Table: 422 AfriNIC Prefixes per ASN: 14.03 AfriNIC Region origin ASes announcing only one prefix: 135 AfriNIC Region transit ASes present in the Internet Routing Table: 91 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 21773568 Equivalent to 1 /8s, 76 /16s and 61 /24s Percentage of available AfriNIC address space announced: 43.3

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 1726 9453 516 Korea Telecom (KIX) 7545 1552 298 77 TPG Internet Pty Ltd 4755 1383 633 153 TATA Communications formerly 17974 1309 459 27 PT TELEKOMUNIKASI INDONESIA 17488 1083 158 113 Hathway IP Over Cable Interne 9583 1046 107 487 Sify Limited 24560 1035 309 170 Bharti Airtel Ltd., Telemedia 18101 905 116 136 Reliance Infocom Ltd Internet 4808 897 1623 252 CNCGROUP IP network: China169 9829 837 696 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 3871 269 bellsouth.net, inc. 4323 2641 1093 401 Time Warner Telecom 19262 1833 4853 281 Verizon Global Networks 1785 1797 697 132 PaeTec Communications, Inc. 20115 1513 1531 639 Charter Communications 6478 1428 289 69 AT&T Worldnet Services 7018 1376 5687 889 AT&T WorldNet Services 2386 1308 571 925 AT&T Data Communications Serv 11492 1256 234 73 Cable One 22773 1255 2863 73 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 32 Goldenlines main autonomous s 6830 501 1763 309 UPC Distribution Services 3292 443 2010 385 TDC Tele Danmark 8866 434 133 23 Bulgarian Telecommunication C 9121 431 1690 29 TTnet Autonomous System 34984 422 92 191 BILISIM TELEKOM 9198 414 202 13 Kazakhtelecom Data Network Ad 702 404 1867 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 12479 396 577 6 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 1344 250 156 TVCABLE BOGOTA 8151 1220 2615 365 UniNet S.A. de C.V. 28573 1190 932 79 NET Servicos de Comunicao S.A 6503 1164 355 80 AVANTEL, S.A. 7303 805 440 94 Telecom Argentina Stet-France 14420 584 49 88 ANDINATEL S.A. 22047 563 310 15 VTR PUNTO NET S.A. 3816 492 214 101 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 1107 445 10 TEDATA 24863 743 147 37 LINKdotNET AS number 36992 658 275 157 Etisalat MISR 3741 263 986 225 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 29571 199 19 11 Ci Telecom Autonomous system 24835 198 78 10 RAYA Telecom - Egypt 2018 196 277 64 Tertiary Education Network 33776 184 12 14 Starcomms Nigeria Limited 16637 149 419 79 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 3871 269 bellsouth.net, inc. 4323 2641 1093 401 Time Warner Telecom 19262 1833 4853 281 Verizon Global Networks 1785 1797 697 132 PaeTec Communications, Inc. 4766 1726 9453 516 Korea Telecom (KIX) 7545 1552 298 77 TPG Internet Pty Ltd 20115 1513 1531 639 Charter Communications 23456 1430 358 790 32-bit ASN transition 6478 1428 289 69 AT&T Worldnet Services 4755 1383 633 153 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 2641 2240 Time Warner Telecom 1785 1797 1665 PaeTec Communications, Inc. 19262 1833 1552 Verizon Global Networks 7545 1552 1475 TPG Internet Pty Ltd 6478 1428 1359 AT&T Worldnet Services 17974 1309 1282 PT TELEKOMUNIKASI INDONESIA 4755 1383 1230 TATA Communications formerly 4766 1726 1210 Korea Telecom (KIX) 10620 1344 1188 TVCABLE BOGOTA 11492 1256 1183 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 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 24.129.192.0/19 7922 Continental Cablevision 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<< 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 /8:28 /9:10 /10:25 /11:70 /12:211 /13:428 /14:749 /15:1342 /16:11317 /17:5488 /18:9179 /19:18692 /20:23936 /21:24095 /22:31622 /23:30562 /24:175132 /25:11 /26:17 /27:27 /28:154 /29:96 /30:39 /31:0 /32:102

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

ASN No of nets Total ann. Description 6389 2308 3737 bellsouth.net, inc. 4323 1428 2641 Time Warner Telecom 6478 1385 1428 AT&T Worldnet Services 10620 1236 1344 TVCABLE BOGOTA 11492 1213 1256 Cable One 7011 1069 1172 Citizens Utilities 1785 1067 1797 PaeTec Communications, Inc. 18566 1043 1062 Covad Communications 8452 971 1107 TEDATA 19262 955 1833 Verizon Global Networks

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

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

1:128 2:14 4:13 5:1 8:300 12:2024 13:6 14:71 15:17 16:3 17:8 20:9 24:1421 27:481 32:58 33:6 34:2 36:1 37:1 38:712 40:101 41:2628 42:1 44:3 46:334 47:4 49:39 50:18 52:12 55:6 56:2 57:28 58:760 59:498 60:415 61:1012 62:1022 63:1893 64:3684 65:2315 66:4039 67:1737 68:921 69:2824 70:681 71:386 72:1946 74:2279 75:287 76:320 77:871 78:742 79:437 80:1057 81:801 82:514 83:448 84:632 85:1038 86:493 87:711 88:404 89:1590 90:137 91:3316 92:458 93:1020 94:1100 95:700 96:385 97:246 98:699 99:33 101:3 107:2 108:69 109:801 110:467 111:660 112:302 113:314 114:463 115:641 116:978 117:658 118:584 119:1000 120:196 121:694 122:1569 123:1021 124:1214 125:1187 128:180 129:147 130:164 131:560 132:224 133:20 134:200 135:50 136:211 137:144 138:289 139:108 140:458 141:196 142:336 143:512 144:479 145:54 146:417 147:175 148:619 149:325 150:148 151:230 152:293 153:172 154:2 155:364 156:163 157:310 158:126 159:367 160:313 161:188 162:275 163:155 164:431 165:332 166:469 167:419 168:703 169:147 170:716 171:67 172:2 173:1132 174:463 175:275 176:1 178:627 180:725 182:506 183:239 184:189 186:892 187:765 188:881 189:1008 190:4242 192:5711 193:4787 194:3459 195:2880 196:1195 197:1 198:3461 199:3621 200:5496 201:1579 202:8022 203:8291 204:3966 205:2308 206:2424 207:2895 208:3849 209:3440 210:2496 211:1309 212:1892 213:1701 214:729 215:62 216:4743 217:1617 218:499 219:397 220:1185 221:399 222:312 223:75

End of report