Orbit

Routing Table Report 08:00 +10GMT Wed 01 Dec, 2010

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

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

BGP routing table entries examined: 332158 Prefixes after maximum aggregation: 151268 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 165068 Total ASes present in the Internet Routing Table: 35196 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 30447 Origin ASes announcing only one prefix: 14890 Transit ASes present in the Internet Routing Table: 4749 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: 629 Unregistered ASNs in the Routing Table: 237 Number of 32-bit ASNs allocated by the RIRs: 923 Prefixes from 32-bit ASNs in the Routing Table: 1388 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 188 Number of addresses announced to Internet: 2499986432 Equivalent to 149 /8s, 2 /16s and 196 /24s Percentage of available address space announced: 67.4 Percentage of allocated address space announced: 71.0 Percentage of available address space allocated: 95.0 Percentage of address space in use by end-sites: 86.3 Total number of prefixes smaller than registry allocations: 135047

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

Prefixes being announced by APNIC Region ASes: 79710 Total APNIC prefixes after maximum aggregation: 27170 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 77398 Unique aggregates announced from the APNIC address blocks: 34371 APNIC Region origin ASes present in the Internet Routing Table: 4197 APNIC Prefixes per ASN: 18.44 APNIC Region origin ASes announcing only one prefix: 1203 APNIC Region transit ASes present in the Internet Routing Table: 645 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 573662464 Equivalent to 34 /8s, 49 /16s and 101 /24s Percentage of available APNIC address space announced: 77.7

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: 133590 Total ARIN prefixes after maximum aggregation: 68453 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 106465 Unique aggregates announced from the ARIN address blocks: 43747 ARIN Region origin ASes present in the Internet Routing Table: 13956 ARIN Prefixes per ASN: 7.63 ARIN Region origin ASes announcing only one prefix: 5356 ARIN Region transit ASes present in the Internet Routing Table: 1393 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 741304064 Equivalent to 44 /8s, 47 /16s and 103 /24s Percentage of available ARIN address space announced: 64.0

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, 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: 78788 Total RIPE prefixes after maximum aggregation: 45089 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 72331 Unique aggregates announced from the RIPE address blocks: 46724 RIPE Region origin ASes present in the Internet Routing Table: 15069 RIPE Prefixes per ASN: 4.80 RIPE Region origin ASes announcing only one prefix: 7754 RIPE Region transit ASes present in the Internet Routing Table: 2311 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 447429888 Equivalent to 26 /8s, 171 /16s and 61 /24s Percentage of available RIPE address space announced: 78.4

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: 30328 Total LACNIC prefixes after maximum aggregation: 7005 LACNIC Deaggregation factor: 4.33 Prefixes being announced from the LACNIC address blocks: 29222 Unique aggregates announced from the LACNIC address blocks: 15289 LACNIC Region origin ASes present in the Internet Routing Table: 1385 LACNIC Prefixes per ASN: 21.10 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 237 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 78172160 Equivalent to 4 /8s, 168 /16s and 208 /24s Percentage of available LACNIC address space announced: 58.2

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: 7672 Total AfriNIC prefixes after maximum aggregation: 1904 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 5940 Unique aggregates announced from the AfriNIC address blocks: 1755 AfriNIC Region origin ASes present in the Internet Routing Table: 419 AfriNIC Prefixes per ASN: 14.18 AfriNIC Region origin ASes announcing only one prefix: 133 AfriNIC Region transit ASes present in the Internet Routing Table: 92 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 21239808 Equivalent to 1 /8s, 68 /16s and 24 /24s Percentage of available AfriNIC address space announced: 42.2

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 1726 9470 519 Korea Telecom (KIX) 7545 1453 298 78 TPG Internet Pty Ltd 4755 1388 639 157 TATA Communications formerly 17488 1343 155 136 Hathway IP Over Cable Interne 17974 1306 459 27 PT TELEKOMUNIKASI INDONESIA 9583 1036 75 487 Sify Limited 24560 1030 309 166 Bharti Airtel Ltd., Telemedia 18101 906 116 137 Reliance Infocom Ltd Internet 4808 886 1620 245 CNCGROUP IP network: China169 9829 836 696 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 3743 3890 274 bellsouth.net, inc. 4323 2643 1093 400 Time Warner Telecom 19262 1838 4852 282 Verizon Global Networks 1785 1808 697 132 PaeTec Communications, Inc. 20115 1512 1532 640 Charter Communications 6478 1419 286 71 AT&T Worldnet Services 7018 1405 5704 902 AT&T WorldNet Services 2386 1314 572 932 AT&T Data Communications Serv 22773 1254 2863 71 Cox Communications, Inc. 11492 1250 233 64 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 538 328 32 Goldenlines main autonomous s 3292 444 2010 386 TDC Tele Danmark 8866 438 134 24 Bulgarian Telecommunication C 9198 419 202 13 Kazakhtelecom Data Network Ad 34984 419 92 191 BILISIM TELEKOM 702 404 1868 318 UUNET - Commercial IP service 8551 403 355 38 Bezeq International 12479 383 577 6 Uni2 Autonomous System 3301 382 1696 335 TeliaNet Sweden 3320 380 7317 333 Deutsche Telekom AG

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 1208 2606 360 UniNet S.A. de C.V. 28573 1176 933 73 NET Servicos de Comunicao S.A 6503 1157 355 80 AVANTEL, S.A. 7303 801 440 94 Telecom Argentina Stet-France 14420 579 49 87 ANDINATEL S.A. 22047 564 310 15 VTR PUNTO NET S.A. 3816 489 214 98 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 450 32 29 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 1105 445 10 TEDATA 24863 741 147 37 LINKdotNET AS number 36992 653 278 159 Etisalat MISR 3741 263 859 225 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 182 11 15 Starcomms Nigeria Limited 16637 161 440 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 3743 3890 274 bellsouth.net, inc. 4323 2643 1093 400 Time Warner Telecom 19262 1838 4852 282 Verizon Global Networks 1785 1808 697 132 PaeTec Communications, Inc. 4766 1726 9470 519 Korea Telecom (KIX) 20115 1512 1532 640 Charter Communications 7545 1453 298 78 TPG Internet Pty Ltd 6478 1419 286 71 AT&T Worldnet Services 7018 1405 5704 902 AT&T WorldNet Services 4755 1388 639 157 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 1808 1676 PaeTec Communications, Inc. 19262 1838 1556 Verizon Global Networks 7545 1453 1375 TPG Internet Pty Ltd 6478 1419 1348 AT&T Worldnet Services 17974 1306 1279 PT TELEKOMUNIKASI INDONESIA 4755 1388 1231 TATA Communications formerly 4766 1726 1207 Korea Telecom (KIX) 17488 1343 1207 Hathway IP Over Cable Interne 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 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 46.22.208.0/20 34702 Wavecom Autonomous System 46.38.192.0/19 34968 Trixit Holding BV io 46.162.128.0/18 39180 SARL MWSP 46.163.0.0/18 9119 Softnet 46.182.248.0/21 25220 GLOBALNOC BACKBONE SERVICES 46.188.128.0/17 35648 T-Mobile Hrvatska Autonomous 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 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 /8:31 /9:10 /10:25 /11:70 /12:211 /13:425 /14:747 /15:1335 /16:11314 /17:5477 /18:9179 /19:18626 /20:23852 /21:23993 /22:31553 /23:30303 /24:174561 /25:11 /26:19 /27:27 /28:154 /29:95 /30:36 /31:0 /32:104

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

ASN No of nets Total ann. Description 6389 2310 3743 bellsouth.net, inc. 4323 1429 2643 Time Warner Telecom 6478 1377 1419 AT&T Worldnet Services 10620 1236 1344 TVCABLE BOGOTA 11492 1207 1250 Cable One 1785 1079 1808 PaeTec Communications, Inc. 7011 1068 1169 Citizens Utilities 18566 1043 1062 Covad Communications 8452 969 1105 TEDATA 19262 958 1838 Verizon Global Networks

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

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

1:101 2:27 4:13 8:315 12:2023 13:6 14:60 15:17 16:3 17:8 20:9 24:1413 27:461 32:57 33:7 34:2 36:1 38:712 40:101 41:2634 42:1 44:3 46:308 47:10 49:34 50:14 52:12 55:9 56:2 57:28 58:756 59:499 60:496 61:999 62:1013 63:1940 64:3666 65:2322 66:4074 67:1787 68:999 69:2814 70:717 71:384 72:1915 74:2280 75:286 76:321 77:872 78:691 79:437 80:1050 81:794 82:511 83:446 84:628 85:1027 86:490 87:712 88:385 89:1580 90:121 91:3238 92:455 93:1009 94:1098 95:693 96:400 97:241 98:687 99:33 101:3 107:2 108:69 109:766 110:425 111:642 112:298 113:314 114:454 115:642 116:1113 117:652 118:566 119:1001 120:183 121:690 122:1533 123:971 124:1219 125:1239 128:176 129:145 130:165 131:560 132:228 133:20 134:199 135:46 136:211 137:144 138:287 139:107 140:457 141:195 142:333 143:514 144:479 145:54 146:424 147:171 148:616 149:318 150:150 151:232 152:291 153:173 154:2 155:366 156:164 157:316 158:126 159:361 160:311 161:190 162:275 163:157 164:433 165:329 166:466 167:422 168:690 169:149 170:714 171:67 172:3 173:1117 174:442 175:252 176:1 178:648 180:697 182:494 183:243 184:186 186:886 187:756 188:855 189:1026 190:4215 192:5720 193:4781 194:3452 195:2858 196:1218 197:1 198:3465 199:3624 200:5436 201:1567 202:7994 203:8244 204:3969 205:2326 206:2418 207:2904 208:3873 209:3421 210:2492 211:1293 212:1822 213:1722 214:637 215:61 216:4722 217:1608 218:489 219:392 220:1183 221:388 222:313 223:75

End of report