Orbit

Routing Table Report 04:00 +10GMT Thu 21 Jul, 2011

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

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

BGP routing table entries examined: 363819 Prefixes after maximum aggregation: 165578 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 180677 Total ASes present in the Internet Routing Table: 38194 Prefixes per ASN: 9.53 Origin-only ASes present in the Internet Routing Table: 31750 Origin ASes announcing only one prefix: 15261 Transit ASes present in the Internet Routing Table: 5183 Transit-only ASes present in the Internet Routing Table: 134 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 34 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 934 Unregistered ASNs in the Routing Table: 543 Number of 32-bit ASNs allocated by the RIRs: 1576 Number of 32-bit ASNs visible in the Routing Table: 1261 Prefixes from 32-bit ASNs in the Routing Table: 2887 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 120 Number of addresses announced to Internet: 2478650176 Equivalent to 147 /8s, 189 /16s and 51 /24s Percentage of available address space announced: 66.9 Percentage of allocated address space announced: 66.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.1 Total number of prefixes smaller than registry allocations: 151626

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

Prefixes being announced by APNIC Region ASes: 90970 Total APNIC prefixes after maximum aggregation: 30358 APNIC Deaggregation factor: 3.00 Prefixes being announced from the APNIC address blocks: 87543 Unique aggregates announced from the APNIC address blocks: 37455 APNIC Region origin ASes present in the Internet Routing Table: 4516 APNIC Prefixes per ASN: 19.39 APNIC Region origin ASes announcing only one prefix: 1251 APNIC Region transit ASes present in the Internet Routing Table: 714 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 61 Number of APNIC addresses announced to Internet: 622466592 Equivalent to 37 /8s, 26 /16s and 22 /24s Percentage of available APNIC address space announced: 78.9

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, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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: 141533 Total ARIN prefixes after maximum aggregation: 73225 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 113406 Unique aggregates announced from the ARIN address blocks: 46652 ARIN Region origin ASes present in the Internet Routing Table: 14493 ARIN Prefixes per ASN: 7.82 ARIN Region origin ASes announcing only one prefix: 5550 ARIN Region transit ASes present in the Internet Routing Table: 1528 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 13 Number of ARIN addresses announced to Internet: 802433664 Equivalent to 47 /8s, 212 /16s and 42 /24s Percentage of available ARIN address space announced: 63.8

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, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 104/8, 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: 86482 Total RIPE prefixes after maximum aggregation: 49206 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 79867 Unique aggregates announced from the RIPE address blocks: 52879 RIPE Region origin ASes present in the Internet Routing Table: 15789 RIPE Prefixes per ASN: 5.06 RIPE Region origin ASes announcing only one prefix: 7874 RIPE Region transit ASes present in the Internet Routing Table: 2495 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 918 Number of RIPE addresses announced to Internet: 479588736 Equivalent to 28 /8s, 149 /16s and 241 /24s Percentage of available RIPE address space announced: 77.3

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, 185/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 33658 Total LACNIC prefixes after maximum aggregation: 7619 LACNIC Deaggregation factor: 4.42 Prefixes being announced from the LACNIC address blocks: 32752 Unique aggregates announced from the LACNIC address blocks: 17052 LACNIC Region origin ASes present in the Internet Routing Table: 1478 LACNIC Prefixes per ASN: 22.16 LACNIC Region origin ASes announcing only one prefix: 434 LACNIC Region transit ASes present in the Internet Routing Table: 269 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 265 Number of LACNIC addresses announced to Internet: 86081280 Equivalent to 5 /8s, 33 /16s and 127 /24s Percentage of available LACNIC address space announced: 57.0

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 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: 8113 Total AfriNIC prefixes after maximum aggregation: 1963 AfriNIC Deaggregation factor: 4.13 Prefixes being announced from the AfriNIC address blocks: 6422 Unique aggregates announced from the AfriNIC address blocks: 1994 AfriNIC Region origin ASes present in the Internet Routing Table: 474 AfriNIC Prefixes per ASN: 13.55 AfriNIC Region origin ASes announcing only one prefix: 152 AfriNIC Region transit ASes present in the Internet Routing Table: 103 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 24410880 Equivalent to 1 /8s, 116 /16s and 123 /24s Percentage of available AfriNIC address space announced: 36.4

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 2470 11044 938 Korea Telecom (KIX) 7545 1554 301 85 TPG Internet Pty Ltd 17974 1554 508 32 PT TELEKOMUNIKASI INDONESIA 4755 1508 635 172 TATA Communications formerly 7552 1298 1064 7 Vietel Corporation 24560 1155 336 187 Bharti Airtel Ltd., Telemedia 9829 1106 923 47 BSNL National Internet Backbo 9583 1060 77 506 Sify Limited 4808 1049 2092 299 CNCGROUP IP network: China169 17488 965 187 106 Hathway IP Over Cable Interne

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 3607 3818 238 bellsouth.net, inc. 18566 1912 365 240 Covad Communications 1785 1810 681 122 PaeTec Communications, Inc. 4323 1615 1082 401 Time Warner Telecom 20115 1587 1535 625 Charter Communications 19262 1411 4744 391 Verizon Global Networks 7018 1365 7069 892 AT&T WorldNet Services 22773 1352 2897 89 Cox Communications, Inc. 7029 1292 791 304 Windstream Communications Inc 2386 1257 520 906 AT&T Data Communications Serv

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 34984 534 106 185 BILISIM TELEKOM 6830 511 1788 316 UPC Distribution Services 3292 468 2078 403 TDC Tele Danmark 20940 459 132 354 Akamai Technologies European 12479 456 593 7 Uni2 Autonomous System 8866 450 133 25 Bulgarian Telecommunication C 29049 432 32 47 AzerSat LLC. 3320 424 8151 370 Deutsche Telekom AG 8551 403 354 44 Bezeq International 702 397 1802 310 UUNET - Commercial IP service

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 1557 286 164 TVCABLE BOGOTA 8151 1436 2746 352 UniNet S.A. de C.V. 28573 1281 995 77 NET Servicos de Comunicao S.A 7303 1008 511 176 Telecom Argentina Stet-France 6503 749 354 74 AVANTEL, S.A. 14420 699 56 84 CORPORACION NACIONAL DE TELEC 22047 578 322 17 VTR PUNTO NET S.A. 3816 533 232 97 Empresa Nacional de Telecomun 7738 516 986 31 Telecomunicacoes da Bahia S.A 27947 509 53 53 Telconet 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 24863 793 147 36 LINKdotNET AS number 8452 719 445 11 TEDATA 15475 511 74 8 Nile Online 36992 317 415 15 Etisalat MISR 3741 262 937 223 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 179 78 10 RAYA Telecom - Egypt 29571 158 17 11 Ci Telecom Autonomous system 15706 149 32 6 Sudatel Internet Exchange Aut

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 3607 3818 238 bellsouth.net, inc. 23456 2887 707 1560 32-bit ASN transition 4766 2470 11044 938 Korea Telecom (KIX) 18566 1912 365 240 Covad Communications 1785 1810 681 122 PaeTec Communications, Inc. 4323 1615 1082 401 Time Warner Telecom 20115 1587 1535 625 Charter Communications 10620 1557 286 164 TVCABLE BOGOTA 7545 1554 301 85 TPG Internet Pty Ltd 17974 1554 508 32 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 1785 1810 1688 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications 4766 2470 1532 Korea Telecom (KIX) 17974 1554 1522 PT TELEKOMUNIKASI INDONESIA 7545 1554 1469 TPG Internet Pty Ltd 10620 1557 1393 TVCABLE BOGOTA 4755 1508 1336 TATA Communications formerly 23456 2887 1327 32-bit ASN transition 7552 1298 1291 Vietel Corporation 22773 1352 1263 Cox Communications, Inc.

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

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

Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 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 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic

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

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 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/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 /8:20 /9:12 /10:26 /11:80 /12:232 /13:465 /14:796 /15:1394 /16:12019 /17:5883 /18:9832 /19:19518 /20:26123 /21:26215 /22:34814 /23:33705 /24:189360 /25:1090 /26:1272 /27:740 /28:206 /29:9 /30:2 /31:0 /32:6

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

ASN No of nets Total ann. Description 6389 2228 3607 bellsouth.net, inc. 18566 1868 1912 Covad Communications 10620 1452 1557 TVCABLE BOGOTA 23456 1405 2887 32-bit ASN transition 11492 1095 1141 Cable One 7011 1056 1158 Citizens Utilities 1785 1055 1810 PaeTec Communications, Inc. 7029 1039 1292 Windstream Communications Inc 6478 1013 1042 AT&T Worldnet Services 22773 867 1352 Cox Communications, Inc.

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

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

1:330 2:45 4:16 5:1 6:3 8:338 12:1964 13:1 14:486 15:15 16:3 17:5 20:10 23:14 24:1679 27:839 31:502 32:64 33:4 34:2 36:4 38:746 40:104 41:2522 42:34 44:3 46:1038 47:3 49:198 50:382 52:13 54:2 55:6 56:2 57:35 58:860 59:479 60:385 61:1125 62:1033 63:1932 64:3971 65:2297 66:3861 67:1873 68:1106 69:3044 70:760 71:386 72:1886 74:2413 75:315 76:341 77:889 78:711 79:463 80:1112 81:836 82:496 83:463 84:689 85:1062 86:512 87:766 88:332 89:1522 90:224 91:3957 92:526 93:1051 94:1346 95:858 96:418 97:262 98:890 99:36 101:81 103:140 106:73 107:22 108:73 109:1015 110:609 111:711 112:306 113:410 114:553 115:684 116:984 117:686 118:824 119:1173 120:314 121:675 122:1607 123:972 124:1303 125:1277 128:246 129:171 130:164 131:576 132:111 133:21 134:214 135:48 136:214 137:138 138:299 139:116 140:479 141:247 142:403 143:419 144:487 145:55 146:454 147:219 148:671 149:249 150:161 151:189 152:342 153:182 154:4 155:398 156:199 157:352 158:137 159:454 160:313 161:204 162:310 163:165 164:504 165:367 166:531 167:435 168:739 169:153 170:849 171:79 172:1 173:1605 174:610 175:382 176:143 177:175 178:996 180:902 181:23 182:505 183:234 184:345 185:1 186:1273 187:746 188:892 189:923 190:4985 192:5904 193:4980 194:3515 195:3004 196:1208 197:41 198:3584 199:3975 200:5561 201:1479 202:8405 203:8439 204:4231 205:2333 206:2667 207:2805 208:3989 209:3425 210:2689 211:1452 212:2098 213:1743 214:777 215:70 216:4943 217:1666 218:543 219:347 220:1233 221:496 222:337 223:219

End of report