Orbit

Routing Table Report 08:00 +10GMT Tue 30 Nov, 2010

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

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

BGP routing table entries examined: 331511 Prefixes after maximum aggregation: 151168 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 165054 Total ASes present in the Internet Routing Table: 35187 Prefixes per ASN: 9.42 Origin-only ASes present in the Internet Routing Table: 30447 Origin ASes announcing only one prefix: 14891 Transit ASes present in the Internet Routing Table: 4740 Transit-only ASes present in the Internet Routing Table: 103 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: 606 Unregistered ASNs in the Routing Table: 224 Number of 32-bit ASNs allocated by the RIRs: 923 Prefixes from 32-bit ASNs in the Routing Table: 1377 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 179 Number of addresses announced to Internet: 2516590080 Equivalent to 150 /8s, 0 /16s and 30 /24s Percentage of available address space announced: 67.9 Percentage of allocated address space announced: 71.5 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: 134509

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

Prefixes being announced by APNIC Region ASes: 79607 Total APNIC prefixes after maximum aggregation: 27105 APNIC Deaggregation factor: 2.94 Prefixes being announced from the APNIC address blocks: 77293 Unique aggregates announced from the APNIC address blocks: 34372 APNIC Region origin ASes present in the Internet Routing Table: 4196 APNIC Prefixes per ASN: 18.42 APNIC Region origin ASes announcing only one prefix: 1204 APNIC Region transit ASes present in the Internet Routing Table: 646 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 573582592 Equivalent to 34 /8s, 48 /16s and 45 /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: 133665 Total ARIN prefixes after maximum aggregation: 68437 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 106552 Unique aggregates announced from the ARIN address blocks: 43767 ARIN Region origin ASes present in the Internet Routing Table: 13949 ARIN Prefixes per ASN: 7.64 ARIN Region origin ASes announcing only one prefix: 5355 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: 741312512 Equivalent to 44 /8s, 47 /16s and 136 /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: 78651 Total RIPE prefixes after maximum aggregation: 45044 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 72216 Unique aggregates announced from the RIPE address blocks: 46683 RIPE Region origin ASes present in the Internet Routing Table: 15066 RIPE Prefixes per ASN: 4.79 RIPE Region origin ASes announcing only one prefix: 7750 RIPE Region transit ASes present in the Internet Routing Table: 2306 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 447219200 Equivalent to 26 /8s, 168 /16s and 6 /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: 30317 Total LACNIC prefixes after maximum aggregation: 7028 LACNIC Deaggregation factor: 4.31 Prefixes being announced from the LACNIC address blocks: 29194 Unique aggregates announced from the LACNIC address blocks: 15292 LACNIC Region origin ASes present in the Internet Routing Table: 1389 LACNIC Prefixes per ASN: 21.02 LACNIC Region origin ASes announcing only one prefix: 446 LACNIC Region transit ASes present in the Internet Routing Table: 238 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 78077696 Equivalent to 4 /8s, 167 /16s and 95 /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: 7220 Total AfriNIC prefixes after maximum aggregation: 1906 AfriNIC Deaggregation factor: 3.79 Prefixes being announced from the AfriNIC address blocks: 5498 Unique aggregates announced from the AfriNIC address blocks: 1760 AfriNIC Region origin ASes present in the Internet Routing Table: 420 AfriNIC Prefixes per ASN: 13.09 AfriNIC Region origin ASes announcing only one prefix: 136 AfriNIC Region transit ASes present in the Internet Routing Table: 90 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 21500672 Equivalent to 1 /8s, 72 /16s and 19 /24s Percentage of available AfriNIC address space announced: 42.7

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 1443 298 76 TPG Internet Pty Ltd 4755 1387 639 157 TATA Communications formerly 17488 1372 157 121 Hathway IP Over Cable Interne 17974 1315 427 27 PT TELEKOMUNIKASI INDONESIA 9583 1036 75 487 Sify Limited 24560 1030 309 166 Bharti Airtel Ltd., Telemedia 18101 905 116 137 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 3742 3889 276 bellsouth.net, inc. 4323 2644 1093 400 Time Warner Telecom 19262 1838 4852 282 Verizon Global Networks 1785 1807 697 132 PaeTec Communications, Inc. 20115 1512 1532 640 Charter Communications 7018 1418 5708 912 AT&T WorldNet Services 6478 1414 285 73 AT&T Worldnet Services 2386 1313 572 931 AT&T Data Communications Serv 11492 1260 233 62 Cable One 22773 1254 2863 71 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 538 328 32 Goldenlines main autonomous s 3292 445 2010 387 TDC Tele Danmark 8866 438 134 24 Bulgarian Telecommunication C 9198 419 202 13 Kazakhtelecom Data Network Ad 34984 405 92 192 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 336 TeliaNet Sweden 3320 381 7317 334 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 1213 2606 360 UniNet S.A. de C.V. 28573 1171 932 80 NET Servicos de Comunicao S.A 6503 1157 355 81 AVANTEL, S.A. 7303 801 440 94 Telecom Argentina Stet-France 14420 575 49 83 ANDINATEL S.A. 22047 564 310 15 VTR PUNTO NET S.A. 3816 489 214 97 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 24863 739 147 37 LINKdotNET AS number 8452 677 445 10 TEDATA 36992 653 278 159 Etisalat MISR 3741 264 923 226 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 3742 3889 276 bellsouth.net, inc. 4323 2644 1093 400 Time Warner Telecom 19262 1838 4852 282 Verizon Global Networks 1785 1807 697 132 PaeTec Communications, Inc. 4766 1726 9470 519 Korea Telecom (KIX) 20115 1512 1532 640 Charter Communications 7545 1443 298 76 TPG Internet Pty Ltd 7018 1418 5708 912 AT&T WorldNet Services 6478 1414 285 73 AT&T Worldnet Services 4755 1387 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 2644 2244 Time Warner Telecom 1785 1807 1675 PaeTec Communications, Inc. 19262 1838 1556 Verizon Global Networks 7545 1443 1367 TPG Internet Pty Ltd 6478 1414 1341 AT&T Worldnet Services 17974 1315 1288 PT TELEKOMUNIKASI INDONESIA 17488 1372 1251 Hathway IP Over Cable Interne 4755 1387 1230 TATA Communications formerly 4766 1726 1207 Korea Telecom (KIX) 11492 1260 1198 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 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 46.162.128.0/18 39180 SARL MWSP 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 66.180.239.0/24 35888 VIGNETTE CORPORATION 66.206.32.0/24 17787 Pakistan Software Export Boar

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 /11:70 /12:211 /13:425 /14:748 /15:1335 /16:11307 /17:5472 /18:9175 /19:18598 /20:23849 /21:23971 /22:31491 /23:30248 /24:174105 /25:11 /26:19 /27:26 /28:153 /29:93 /30:35 /31:0 /32:102

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

ASN No of nets Total ann. Description 6389 2309 3742 bellsouth.net, inc. 4323 1430 2644 Time Warner Telecom 6478 1372 1414 AT&T Worldnet Services 10620 1236 1344 TVCABLE BOGOTA 11492 1217 1260 Cable One 1785 1079 1807 PaeTec Communications, Inc. 7011 1060 1161 Citizens Utilities 18566 1044 1063 Covad Communications 19262 958 1838 Verizon Global Networks 6503 943 1157 AVANTEL, S.A.

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

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

1:101 2:28 4:13 8:315 12:2021 13:6 14:60 15:17 16:3 17:8 20:9 24:1416 27:456 32:57 33:8 34:2 36:1 38:713 40:101 41:2259 42:1 44:3 46:304 47:10 49:30 50:13 52:12 55:5 56:2 57:28 58:757 59:499 60:498 61:999 62:1010 63:1939 64:3691 65:2324 66:4075 67:1791 68:998 69:2810 70:718 71:382 72:1919 74:2280 75:285 76:321 77:871 78:685 79:435 80:1047 81:786 82:510 83:442 84:629 85:1023 86:488 87:714 88:382 89:1580 90:121 91:3233 92:454 93:1004 94:1099 95:692 96:399 97:241 98:688 99:33 101:3 107:2 108:69 109:771 110:425 111:640 112:297 113:319 114:453 115:632 116:1130 117:652 118:566 119:1002 120:157 121:691 122:1534 123:970 124:1219 125:1244 128:176 129:145 130:165 131:554 132:228 133:20 134:199 135:46 136:208 137:142 138:290 139:108 140:453 141:195 142:333 143:512 144:478 145:54 146:423 147:168 148:621 149:318 150:150 151:231 152:291 153:175 154:2 155:366 156:164 157:316 158:122 159:362 160:311 161:190 162:275 163:156 164:434 165:330 166:466 167:429 168:690 169:149 170:714 171:67 172:2 173:1112 174:442 175:252 176:1 178:649 180:699 182:490 183:243 184:186 186:871 187:753 188:854 189:1020 190:4216 192:5727 193:4780 194:3457 195:2859 196:1215 197:1 198:3463 199:3625 200:5430 201:1573 202:7977 203:8236 204:3971 205:2328 206:2429 207:2904 208:3879 209:3424 210:2492 211:1282 212:1823 213:1686 214:680 215:62 216:4719 217:1611 218:486 219:392 220:1182 221:378 222:313 223:75

End of report