Orbit

Routing Table Report 04:00 +10GMT Mon 01 Aug, 2011

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

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

BGP routing table entries examined: 364874 Prefixes after maximum aggregation: 165870 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 181400 Total ASes present in the Internet Routing Table: 38306 Prefixes per ASN: 9.53 Origin-only ASes present in the Internet Routing Table: 31804 Origin ASes announcing only one prefix: 15304 Transit ASes present in the Internet Routing Table: 5218 Transit-only ASes present in the Internet Routing Table: 141 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: 1014 Unregistered ASNs in the Routing Table: 572 Number of 32-bit ASNs allocated by the RIRs: 1606 Number of 32-bit ASNs visible in the Routing Table: 1284 Prefixes from 32-bit ASNs in the Routing Table: 2971 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 116 Number of addresses announced to Internet: 2488348416 Equivalent to 148 /8s, 81 /16s and 47 /24s Percentage of available address space announced: 67.1 Percentage of allocated address space announced: 67.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.2 Total number of prefixes smaller than registry allocations: 152200

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

Prefixes being announced by APNIC Region ASes: 91136 Total APNIC prefixes after maximum aggregation: 30421 APNIC Deaggregation factor: 3.00 Prefixes being announced from the APNIC address blocks: 87674 Unique aggregates announced from the APNIC address blocks: 37604 APNIC Region origin ASes present in the Internet Routing Table: 4519 APNIC Prefixes per ASN: 19.40 APNIC Region origin ASes announcing only one prefix: 1248 APNIC Region transit ASes present in the Internet Routing Table: 715 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 19 Number of APNIC region 32-bit ASNs visible in the Routing Table: 67 Number of APNIC addresses announced to Internet: 622602592 Equivalent to 37 /8s, 28 /16s and 41 /24s Percentage of available APNIC address space announced: 79.0

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: 141837 Total ARIN prefixes after maximum aggregation: 73146 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 113678 Unique aggregates announced from the ARIN address blocks: 46753 ARIN Region origin ASes present in the Internet Routing Table: 14524 ARIN Prefixes per ASN: 7.83 ARIN Region origin ASes announcing only one prefix: 5567 ARIN Region transit ASes present in the Internet Routing Table: 1540 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: 12 Number of ARIN addresses announced to Internet: 803234176 Equivalent to 47 /8s, 224 /16s and 97 /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: 86838 Total RIPE prefixes after maximum aggregation: 49437 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 80209 Unique aggregates announced from the RIPE address blocks: 53060 RIPE Region origin ASes present in the Internet Routing Table: 15831 RIPE Prefixes per ASN: 5.07 RIPE Region origin ASes announcing only one prefix: 7897 RIPE Region transit ASes present in the Internet Routing Table: 2509 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: 925 Number of RIPE addresses announced to Internet: 484337024 Equivalent to 28 /8s, 222 /16s and 101 /24s Percentage of available RIPE address space announced: 78.0

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: 33825 Total LACNIC prefixes after maximum aggregation: 7636 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 33034 Unique aggregates announced from the LACNIC address blocks: 17249 LACNIC Region origin ASes present in the Internet Routing Table: 1489 LACNIC Prefixes per ASN: 22.19 LACNIC Region origin ASes announcing only one prefix: 440 LACNIC Region transit ASes present in the Internet Routing Table: 277 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: 276 Number of LACNIC addresses announced to Internet: 87251968 Equivalent to 5 /8s, 51 /16s and 92 /24s Percentage of available LACNIC address space announced: 57.8

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: 8077 Total AfriNIC prefixes after maximum aggregation: 1962 AfriNIC Deaggregation factor: 4.12 Prefixes being announced from the AfriNIC address blocks: 6330 Unique aggregates announced from the AfriNIC address blocks: 2006 AfriNIC Region origin ASes present in the Internet Routing Table: 470 AfriNIC Prefixes per ASN: 13.47 AfriNIC Region origin ASes announcing only one prefix: 152 AfriNIC Region transit ASes present in the Internet Routing Table: 98 Average AfriNIC Region AS path length visible: 5.7 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: 26843648 Equivalent to 1 /8s, 153 /16s and 154 /24s Percentage of available AfriNIC address space announced: 40.0

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 2493 11046 949 Korea Telecom (KIX) 17974 1749 516 31 PT TELEKOMUNIKASI INDONESIA 7545 1559 301 86 TPG Internet Pty Ltd 4755 1512 635 172 TATA Communications formerly 24560 1194 336 187 Bharti Airtel Ltd., Telemedia 9829 1115 929 42 BSNL National Internet Backbo 9583 1061 78 499 Sify Limited 4808 1052 2093 299 CNCGROUP IP network: China169 17488 969 190 113 Hathway IP Over Cable Interne 7552 953 1062 11 Vietel Corporation

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 3619 3818 239 bellsouth.net, inc. 18566 1913 365 241 Covad Communications 1785 1812 681 121 PaeTec Communications, Inc. 4323 1615 1082 401 Time Warner Telecom 7029 1605 993 229 Windstream Communications Inc 20115 1591 1538 623 Charter Communications 19262 1414 4792 393 Verizon Global Networks 22773 1406 2900 90 Cox Communications, Inc. 7018 1360 7068 889 AT&T WorldNet Services 2386 1247 520 899 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 512 1788 316 UPC Distribution Services 3292 468 2078 403 TDC Tele Danmark 20940 466 133 358 Akamai Technologies European 12479 456 593 7 Uni2 Autonomous System 8866 454 133 26 Bulgarian Telecommunication C 29049 434 32 53 AzerSat LLC. 3320 425 8151 371 Deutsche Telekom AG 8551 404 354 44 Bezeq International 3301 397 1855 346 TeliaNet Sweden

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 1565 288 167 TVCABLE BOGOTA 8151 1413 2748 351 UniNet S.A. de C.V. 28573 1283 996 67 NET Servicos de Comunicao S.A 7303 1059 577 173 Telecom Argentina Stet-France 6503 750 450 68 AVANTEL, S.A. 14420 701 56 82 CORPORACION NACIONAL DE TELEC 22047 578 322 17 VTR PUNTO NET S.A. 3816 532 232 97 Empresa Nacional de Telecomun 7738 516 986 31 Telecomunicacoes da Bahia S.A 27947 510 53 54 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 8452 799 445 11 TEDATA 24863 798 147 36 LINKdotNET AS number 15475 514 74 8 Nile Online 36992 314 415 14 Etisalat MISR 3741 265 937 226 The Internet Solution 6713 260 519 14 Itissalat Al-MAGHRIB 33776 227 13 6 Starcomms Nigeria Limited 24835 177 78 10 RAYA Telecom - Egypt 29571 158 17 11 Ci Telecom Autonomous system 16637 147 665 85 MTN Network Solutions

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 3619 3818 239 bellsouth.net, inc. 23456 2971 717 1591 32-bit ASN transition 4766 2493 11046 949 Korea Telecom (KIX) 18566 1913 365 241 Covad Communications 1785 1812 681 121 PaeTec Communications, Inc. 17974 1749 516 31 PT TELEKOMUNIKASI INDONESIA 4323 1615 1082 401 Time Warner Telecom 7029 1605 993 229 Windstream Communications Inc 20115 1591 1538 623 Charter Communications 10620 1565 288 167 TVCABLE BOGOTA

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

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

ASN No of nets Net Savings Description 17974 1749 1718 PT TELEKOMUNIKASI INDONESIA 1785 1812 1691 PaeTec Communications, Inc. 18566 1913 1672 Covad Communications 4766 2493 1544 Korea Telecom (KIX) 7545 1559 1473 TPG Internet Pty Ltd 10620 1565 1398 TVCABLE BOGOTA 23456 2971 1380 32-bit ASN transition 7029 1605 1376 Windstream Communications Inc 4755 1512 1340 TATA Communications formerly 22773 1406 1316 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 /10:27 /11:80 /12:233 /13:465 /14:799 /15:1404 /16:12052 /17:5893 /18:9823 /19:19517 /20:26222 /21:26280 /22:34898 /23:33878 /24:189936 /25:1099 /26:1286 /27:733 /28:200 /29:9 /30:2 /31:0 /32:6

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

ASN No of nets Total ann. Description 6389 2242 3619 bellsouth.net, inc. 18566 1869 1913 Covad Communications 23456 1462 2971 32-bit ASN transition 10620 1460 1565 TVCABLE BOGOTA 7029 1303 1605 Windstream Communications Inc 11492 1096 1142 Cable One 7011 1057 1159 Citizens Utilities 1785 1053 1812 PaeTec Communications, Inc. 6478 967 995 AT&T Worldnet Services 22773 905 1406 Cox Communications, Inc.

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

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

1:341 2:46 4:16 5:1 6:3 8:341 12:1962 13:1 14:495 15:15 16:3 17:5 20:10 23:18 24:1673 27:856 31:514 32:64 33:4 34:2 36:4 38:728 40:104 41:2491 42:36 44:3 46:1052 47:3 49:201 50:375 52:13 54:2 55:5 56:2 57:34 58:868 59:486 60:378 61:1184 62:1057 63:1940 64:3985 65:2301 66:3903 67:1888 68:1110 69:3037 70:779 71:373 72:1860 74:2439 75:328 76:341 77:863 78:703 79:475 80:1121 81:838 82:501 83:480 84:691 85:1063 86:517 87:763 88:333 89:1533 90:224 91:3988 92:527 93:1058 94:1336 95:866 96:420 97:263 98:913 99:37 101:83 103:164 106:79 107:27 108:73 109:1034 110:610 111:716 112:305 113:401 114:556 115:675 116:988 117:663 118:852 119:1181 120:314 121:678 122:1607 123:973 124:1312 125:1285 128:246 129:169 130:170 131:579 132:115 133:21 134:214 135:52 136:215 137:132 138:296 139:115 140:478 141:254 142:403 143:420 144:485 145:57 146:455 147:213 148:670 149:252 150:159 151:189 152:341 153:182 154:5 155:399 156:199 157:352 158:140 159:456 160:318 161:205 162:310 163:168 164:507 165:365 166:532 167:432 168:740 169:153 170:832 171:81 172:1 173:1619 174:610 175:390 176:147 177:186 178:992 180:907 181:26 182:512 183:234 184:342 185:1 186:1312 187:758 188:895 189:964 190:5039 192:5921 193:4981 194:3511 195:3063 196:1201 197:47 198:3583 199:3999 200:5548 201:1475 202:8414 203:8436 204:4249 205:2317 206:2665 207:2809 208:3990 209:3409 210:2683 211:1455 212:2089 213:1759 214:786 215:68 216:4891 217:1630 218:547 219:347 220:1203 221:494 222:355 223:231

End of report