Orbit

Routing Table Report 04:00 +10GMT Tue 01 Feb, 2011

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

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

BGP routing table entries examined: 340917 Prefixes after maximum aggregation: 154733 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 169301 Total ASes present in the Internet Routing Table: 35712 Prefixes per ASN: 9.55 Origin-only ASes present in the Internet Routing Table: 30792 Origin ASes announcing only one prefix: 14942 Transit ASes present in the Internet Routing Table: 4920 Transit-only ASes present in the Internet Routing Table: 121 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 31 Max AS path prepend of ASN (36992) 29 Prefixes from unregistered ASNs in the Routing Table: 316 Unregistered ASNs in the Routing Table: 126 Number of 32-bit ASNs allocated by the RIRs: 1063 Prefixes from 32-bit ASNs in the Routing Table: 6 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 204 Number of addresses announced to Internet: 2350070080 Equivalent to 140 /8s, 19 /16s and 57 /24s Percentage of available address space announced: 63.4 Percentage of allocated address space announced: 65.5 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 88.0 Total number of prefixes smaller than registry allocations: 139898

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

Prefixes being announced by APNIC Region ASes: 85074 Total APNIC prefixes after maximum aggregation: 28807 APNIC Deaggregation factor: 2.95 Prefixes being announced from the APNIC address blocks: 81853 Unique aggregates announced from the APNIC address blocks: 35544 APNIC Region origin ASes present in the Internet Routing Table: 4316 APNIC Prefixes per ASN: 18.97 APNIC Region origin ASes announcing only one prefix: 1216 APNIC Region transit ASes present in the Internet Routing Table: 690 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 586957088 Equivalent to 34 /8s, 252 /16s and 65 /24s Percentage of available APNIC address space announced: 79.5

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: 138006 Total ARIN prefixes after maximum aggregation: 70737 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 108926 Unique aggregates announced from the ARIN address blocks: 44490 ARIN Region origin ASes present in the Internet Routing Table: 14155 ARIN Prefixes per ASN: 7.70 ARIN Region origin ASes announcing only one prefix: 5411 ARIN Region transit ASes present in the Internet Routing Table: 1466 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 751611008 Equivalent to 44 /8s, 204 /16s and 172 /24s Percentage of available ARIN address space announced: 63.1

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: 81328 Total RIPE prefixes after maximum aggregation: 46172 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 74655 Unique aggregates announced from the RIPE address blocks: 48451 RIPE Region origin ASes present in the Internet Routing Table: 15234 RIPE Prefixes per ASN: 4.90 RIPE Region origin ASes announcing only one prefix: 7762 RIPE Region transit ASes present in the Internet Routing Table: 2367 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 457143872 Equivalent to 27 /8s, 63 /16s and 118 /24s Percentage of available RIPE address space announced: 75.7

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, 56320-58367 196608-198655 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: 31569 Total LACNIC prefixes after maximum aggregation: 7231 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 30318 Unique aggregates announced from the LACNIC address blocks: 15736 LACNIC Region origin ASes present in the Internet Routing Table: 1419 LACNIC Prefixes per ASN: 21.37 LACNIC Region origin ASes announcing only one prefix: 427 LACNIC Region transit ASes present in the Internet Routing Table: 247 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 80231040 Equivalent to 4 /8s, 200 /16s and 58 /24s Percentage of available LACNIC address space announced: 59.8

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: 4716 Total AfriNIC prefixes after maximum aggregation: 1665 AfriNIC Deaggregation factor: 2.83 Prefixes being announced from the AfriNIC address blocks: 3531 Unique aggregates announced from the AfriNIC address blocks: 1593 AfriNIC Region origin ASes present in the Internet Routing Table: 406 AfriNIC Prefixes per ASN: 8.70 AfriNIC Region origin ASes announcing only one prefix: 126 AfriNIC Region transit ASes present in the Internet Routing Table: 90 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 18397952 Equivalent to 1 /8s, 24 /16s and 187 /24s Percentage of available AfriNIC address space announced: 36.6

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 1915 9485 526 Korea Telecom (KIX) 7545 1598 301 82 TPG Internet Pty Ltd 4755 1405 637 161 TATA Communications formerly 17974 1375 467 27 PT TELEKOMUNIKASI INDONESIA 24560 1094 317 180 Bharti Airtel Ltd., Telemedia 9583 1044 76 487 Sify Limited 4808 1034 2130 292 CNCGROUP IP network: China169 17488 950 162 103 Hathway IP Over Cable Interne 18101 925 117 142 Reliance Infocom Ltd Internet 9829 896 762 41 BSNL National Internet Backbo

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3709 3855 265 bellsouth.net, inc. 4323 2634 1109 403 Time Warner Telecom 19262 1841 4943 285 Verizon Global Networks 1785 1787 697 133 PaeTec Communications, Inc. 20115 1521 1531 642 Charter Communications 6478 1470 289 114 AT&T Worldnet Services 7018 1355 6674 876 AT&T WorldNet Services 2386 1298 553 935 AT&T Data Communications Serv 22773 1277 2865 78 Cox Communications, Inc. 11492 1271 235 74 Cable One

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6830 515 1764 319 UPC Distribution Services 9198 465 266 14 Kazakhtelecom Data Network Ad 34984 457 97 137 BILISIM TELEKOM 3292 447 2011 390 TDC Tele Danmark 8866 439 133 23 Bulgarian Telecommunication C 12479 413 577 6 Uni2 Autonomous System 3320 403 7619 352 Deutsche Telekom AG 8551 403 353 46 Bezeq International 702 396 1816 309 UUNET - Commercial IP service 20940 389 88 301 Akamai Technologies European

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1358 252 163 TVCABLE BOGOTA 8151 1333 2631 358 UniNet S.A. de C.V. 28573 1246 961 82 NET Servicos de Comunicao S.A 6503 1149 355 78 AVANTEL, S.A. 7303 889 461 115 Telecom Argentina Stet-France 14420 614 55 90 CORPORACION NACIONAL DE TELEC 22047 566 310 15 VTR PUNTO NET S.A. 3816 505 220 95 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 456 34 31 Telefonica del Sur S.A.

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3741 264 987 226 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 33776 194 12 15 Starcomms Nigeria Limited 29571 193 17 11 Ci Telecom Autonomous system 16637 152 438 87 MTN Network Solutions 36874 139 24 6 Cybersmart 29975 131 490 17 Vodacom 37061 108 9 2 One Communications Ltd 15706 106 16 5 Sudatel Internet Exchange Aut 37054 85 5 21 Data Telecom Service

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3709 3855 265 bellsouth.net, inc. 4323 2634 1109 403 Time Warner Telecom 4766 1915 9485 526 Korea Telecom (KIX) 19262 1841 4943 285 Verizon Global Networks 1785 1787 697 133 PaeTec Communications, Inc. 7545 1598 301 82 TPG Internet Pty Ltd 20115 1521 1531 642 Charter Communications 6478 1470 289 114 AT&T Worldnet Services 4755 1405 637 161 TATA Communications formerly 17974 1375 467 27 PT TELEKOMUNIKASI INDONESIA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4323 2634 2231 Time Warner Telecom 1785 1787 1654 PaeTec Communications, Inc. 19262 1841 1556 Verizon Global Networks 7545 1598 1516 TPG Internet Pty Ltd 4766 1915 1389 Korea Telecom (KIX) 6478 1470 1356 AT&T Worldnet Services 17974 1375 1348 PT TELEKOMUNIKASI INDONESIA 4755 1405 1244 TATA Communications formerly 22773 1277 1199 Cox Communications, Inc. 11492 1271 1197 Cable One

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 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 4323 Time Warner Telecom 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 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

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 41.78.192.0/22 30999 Emtel is GSM, 3G and ISP in M 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<<

Complete listing at http://thyme.rand.apnic.net/current/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 /8:19 /9:10 /10:26 /11:71 /12:214 /13:440 /14:766 /15:1358 /16:11470 /17:5595 /18:9245 /19:18764 /20:24214 /21:24575 /22:32427 /23:30956 /24:177945 /25:989 /26:1063 /27:581 /28:162 /29:16 /30:3 /31:0 /32:8

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

ASN No of nets Total ann. Description 6389 2288 3709 bellsouth.net, inc. 6478 1424 1470 AT&T Worldnet Services 4323 1422 2634 Time Warner Telecom 10620 1249 1358 TVCABLE BOGOTA 11492 1227 1271 Cable One 18566 1106 1125 Covad Communications 7011 1065 1168 Citizens Utilities 1785 1059 1787 PaeTec Communications, Inc. 19262 954 1841 Verizon Global Networks 6503 933 1149 AVANTEL, S.A.

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

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

1:167 2:34 4:13 5:1 8:330 12:2030 13:1 14:382 15:15 16:3 17:8 20:9 23:1 24:1465 27:564 32:61 33:5 34:2 36:1 37:1 38:693 40:101 41:1645 42:1 44:3 46:528 47:5 49:143 50:76 52:12 55:5 56:2 57:30 58:866 59:483 60:391 61:1115 62:857 63:1917 64:3759 65:2331 66:4068 67:1756 68:1005 69:2876 70:717 71:391 72:1991 73:1 74:2312 75:293 76:329 77:853 78:693 79:441 80:1024 81:759 82:513 83:472 84:461 85:1051 86:510 87:727 88:359 89:1584 90:159 91:3435 92:493 93:1042 94:1192 95:780 96:413 97:249 98:756 99:33 101:24 107:3 108:81 109:863 110:471 111:695 112:313 113:358 114:490 115:635 116:879 117:673 118:651 119:1029 120:241 121:702 122:1609 123:1052 124:1268 125:1216 128:247 129:155 130:174 131:570 132:110 133:20 134:218 135:49 136:216 137:147 138:293 139:120 140:490 141:198 142:362 143:377 144:484 145:51 146:426 147:194 148:625 149:273 150:150 151:230 152:303 153:175 154:3 155:347 156:171 157:341 158:128 159:377 160:314 161:205 162:277 163:118 164:485 165:338 166:481 167:421 168:739 169:152 170:749 171:66 172:1 173:1262 174:518 175:313 176:1 177:4 178:762 180:777 182:400 183:247 184:208 186:966 187:793 188:905 189:1025 190:4430 192:5783 193:4786 194:3472 195:2917 196:1021 197:3 198:3552 199:3746 200:5548 201:1582 202:8255 203:8434 204:4100 205:2344 206:2515 207:2963 208:3872 209:3495 210:2639 211:1331 212:1869 213:1610 214:754 215:62 216:4810 217:1489 218:527 219:375 220:1202 221:449 222:319 223:93

End of report