Orbit

Routing Table Report 04:00 +10GMT Mon 31 Jan, 2011

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

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

BGP routing table entries examined: 340809 Prefixes after maximum aggregation: 154692 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 169310 Total ASes present in the Internet Routing Table: 35710 Prefixes per ASN: 9.54 Origin-only ASes present in the Internet Routing Table: 30785 Origin ASes announcing only one prefix: 14946 Transit ASes present in the Internet Routing Table: 4925 Transit-only ASes present in the Internet Routing Table: 120 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: 314 Unregistered ASNs in the Routing Table: 124 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: 209 Number of addresses announced to Internet: 2349742272 Equivalent to 140 /8s, 14 /16s and 56 /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: 139740

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

Prefixes being announced by APNIC Region ASes: 85055 Total APNIC prefixes after maximum aggregation: 28816 APNIC Deaggregation factor: 2.95 Prefixes being announced from the APNIC address blocks: 81839 Unique aggregates announced from the APNIC address blocks: 35536 APNIC Region origin ASes present in the Internet Routing Table: 4315 APNIC Prefixes per ASN: 18.97 APNIC Region origin ASes announcing only one prefix: 1217 APNIC Region transit ASes present in the Internet Routing Table: 690 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 586751776 Equivalent to 34 /8s, 249 /16s and 31 /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: 138004 Total ARIN prefixes after maximum aggregation: 70666 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 108985 Unique aggregates announced from the ARIN address blocks: 44521 ARIN Region origin ASes present in the Internet Routing Table: 14156 ARIN Prefixes per ASN: 7.70 ARIN Region origin ASes announcing only one prefix: 5408 ARIN Region transit ASes present in the Internet Routing Table: 1467 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 751618176 Equivalent to 44 /8s, 204 /16s and 200 /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: 81201 Total RIPE prefixes after maximum aggregation: 46167 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 74547 Unique aggregates announced from the RIPE address blocks: 48370 RIPE Region origin ASes present in the Internet Routing Table: 15232 RIPE Prefixes per ASN: 4.89 RIPE Region origin ASes announcing only one prefix: 7769 RIPE Region transit ASes present in the Internet Routing Table: 2371 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 457027136 Equivalent to 27 /8s, 61 /16s and 174 /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: 31624 Total LACNIC prefixes after maximum aggregation: 7258 LACNIC Deaggregation factor: 4.36 Prefixes being announced from the LACNIC address blocks: 30377 Unique aggregates announced from the LACNIC address blocks: 15790 LACNIC Region origin ASes present in the Internet Routing Table: 1422 LACNIC Prefixes per ASN: 21.36 LACNIC Region origin ASes announcing only one prefix: 428 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: 80242944 Equivalent to 4 /8s, 200 /16s and 105 /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: 4703 Total AfriNIC prefixes after maximum aggregation: 1664 AfriNIC Deaggregation factor: 2.83 Prefixes being announced from the AfriNIC address blocks: 3517 Unique aggregates announced from the AfriNIC address blocks: 1592 AfriNIC Region origin ASes present in the Internet Routing Table: 404 AfriNIC Prefixes per ASN: 8.71 AfriNIC Region origin ASes announcing only one prefix: 124 AfriNIC Region transit ASes present in the Internet Routing Table: 89 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 18317056 Equivalent to 1 /8s, 23 /16s and 127 /24s Percentage of available AfriNIC address space announced: 36.4

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 1593 300 81 TPG Internet Pty Ltd 4755 1403 637 161 TATA Communications formerly 17974 1389 467 27 PT TELEKOMUNIKASI INDONESIA 24560 1094 317 180 Bharti Airtel Ltd., Telemedia 9583 1044 76 487 Sify Limited 4808 1033 2126 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 1483 292 54 AT&T Worldnet Services 7018 1356 6674 874 AT&T WorldNet Services 2386 1298 553 934 AT&T Data Communications Serv 22773 1275 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 514 1764 319 UPC Distribution Services 9198 465 266 14 Kazakhtelecom Data Network Ad 34984 458 97 137 BILISIM TELEKOM 3292 447 2011 390 TDC Tele Danmark 8866 438 133 23 Bulgarian Telecommunication C 12479 412 577 6 Uni2 Autonomous System 3320 403 7619 352 Deutsche Telekom AG 8551 402 353 46 Bezeq International 702 396 1816 309 UUNET - Commercial IP service 20940 392 89 303 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 1357 252 165 TVCABLE BOGOTA 8151 1330 2632 358 UniNet S.A. de C.V. 28573 1245 961 82 NET Servicos de Comunicao S.A 6503 1149 355 78 AVANTEL, S.A. 7303 887 461 117 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 131 475 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 1593 300 81 TPG Internet Pty Ltd 20115 1521 1531 642 Charter Communications 6478 1483 292 54 AT&T Worldnet Services 4755 1403 637 161 TATA Communications formerly 17974 1389 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 1593 1512 TPG Internet Pty Ltd 6478 1483 1429 AT&T Worldnet Services 4766 1915 1389 Korea Telecom (KIX) 17974 1389 1362 PT TELEKOMUNIKASI INDONESIA 4755 1403 1242 TATA Communications formerly 22773 1275 1197 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 /16:11466 /17:5595 /18:9242 /19:18759 /20:24213 /21:24575 /22:32321 /23:30991 /24:177933 /25:985 /26:1061 /27:580 /28:158 /29:16 /30:2 /31:0 /32:8

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

ASN No of nets Total ann. Description 6389 2288 3709 bellsouth.net, inc. 6478 1437 1483 AT&T Worldnet Services 4323 1422 2634 Time Warner Telecom 10620 1248 1357 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 8:329 12:2030 13:1 14:382 15:15 16:3 17:8 20:9 23:1 24:1468 27:555 32:61 33:5 34:2 36:1 37:1 38:693 40:101 41:1635 42:1 44:3 46:517 47:5 49:142 50:76 52:12 55:5 56:2 57:30 58:870 59:483 60:391 61:1121 62:853 63:1918 64:3761 65:2332 66:4072 67:1757 68:1006 69:2876 70:717 71:392 72:1988 73:1 74:2312 75:293 76:329 77:852 78:692 79:441 80:1020 81:769 82:512 83:470 84:459 85:1049 86:510 87:725 88:359 89:1584 90:159 91:3437 92:493 93:1040 94:1183 95:778 96:422 97:249 98:756 99:33 101:24 107:3 108:81 109:858 110:470 111:695 112:313 113:351 114:495 115:634 116:879 117:673 118:652 119:1030 120:241 121:703 122:1608 123:1052 124:1268 125:1212 128:247 129:157 130:174 131:568 132:110 133:20 134:218 135:49 136:216 137:147 138:293 139:120 140:490 141:198 142:364 143:374 144:427 145:51 146:426 147:194 148:627 149:273 150:151 151:230 152:303 153:175 154:3 155:346 156:174 157:341 158:128 159:377 160:314 161:204 162:277 163:117 164:483 165:338 166:480 167:423 168:736 169:152 170:747 171:66 172:1 173:1270 174:517 175:313 176:1 177:4 178:768 180:775 182:401 183:247 184:207 186:964 187:799 188:908 189:1021 190:4439 192:5783 193:4785 194:3469 195:2922 196:1026 197:3 198:3551 199:3749 200:5581 201:1579 202:8264 203:8433 204:4101 205:2330 206:2532 207:2961 208:3877 209:3494 210:2627 211:1330 212:1866 213:1625 214:751 215:62 216:4826 217:1487 218:527 219:374 220:1202 221:448 222:319 223:92

End of report