Orbit

Routing Table Report 08:00 +10GMT Fri 22 Jul, 2011

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

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

BGP routing table entries examined: 358210 Prefixes after maximum aggregation: 163572 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 180728 Total ASes present in the Internet Routing Table: 36806 Prefixes per ASN: 9.73 Origin-only ASes present in the Internet Routing Table: 31744 Origin ASes announcing only one prefix: 15289 Transit ASes present in the Internet Routing Table: 5062 Transit-only ASes present in the Internet Routing Table: 129 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 38 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 2306 Unregistered ASNs in the Routing Table: 632 Number of 32-bit ASNs allocated by the RIRs: 1583 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2915 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 118 Number of addresses announced to Internet: 2500621056 Equivalent to 149 /8s, 12 /16s and 115 /24s Percentage of available address space announced: 67.5 Percentage of allocated address space announced: 67.5 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: 147654

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

Prefixes being announced by APNIC Region ASes: 86406 Total APNIC prefixes after maximum aggregation: 29000 APNIC Deaggregation factor: 2.98 Prefixes being announced from the APNIC address blocks: 84007 Unique aggregates announced from the APNIC address blocks: 37456 APNIC Region origin ASes present in the Internet Routing Table: 4461 APNIC Prefixes per ASN: 18.83 APNIC Region origin ASes announcing only one prefix: 1263 APNIC Region transit ASes present in the Internet Routing Table: 676 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 621948416 Equivalent to 37 /8s, 18 /16s and 46 /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: 139894 Total ARIN prefixes after maximum aggregation: 72502 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 112143 Unique aggregates announced from the ARIN address blocks: 46637 ARIN Region origin ASes present in the Internet Routing Table: 14421 ARIN Prefixes per ASN: 7.78 ARIN Region origin ASes announcing only one prefix: 5540 ARIN Region transit ASes present in the Internet Routing Table: 1455 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 802473984 Equivalent to 47 /8s, 212 /16s and 200 /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: 87018 Total RIPE prefixes after maximum aggregation: 49288 RIPE Deaggregation factor: 1.77 Prefixes being announced from the RIPE address blocks: 80410 Unique aggregates announced from the RIPE address blocks: 52913 RIPE Region origin ASes present in the Internet Routing Table: 15797 RIPE Prefixes per ASN: 5.09 RIPE Region origin ASes announcing only one prefix: 7879 RIPE Region transit ASes present in the Internet Routing Table: 2491 Average RIPE Region AS path length visible: 3.6 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 483891200 Equivalent to 28 /8s, 215 /16s and 152 /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: 32943 Total LACNIC prefixes after maximum aggregation: 7536 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 32426 Unique aggregates announced from the LACNIC address blocks: 17094 LACNIC Region origin ASes present in the Internet Routing Table: 1475 LACNIC Prefixes per ASN: 21.98 LACNIC Region origin ASes announcing only one prefix: 453 LACNIC Region transit ASes present in the Internet Routing Table: 259 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 86117632 Equivalent to 5 /8s, 34 /16s and 13 /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: 8353 Total AfriNIC prefixes after maximum aggregation: 2013 AfriNIC Deaggregation factor: 4.15 Prefixes being announced from the AfriNIC address blocks: 6499 Unique aggregates announced from the AfriNIC address blocks: 1993 AfriNIC Region origin ASes present in the Internet Routing Table: 474 AfriNIC Prefixes per ASN: 13.71 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 102 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0 Number of AfriNIC addresses announced to Internet: 24464128 Equivalent to 1 /8s, 117 /16s and 75 /24s Percentage of available AfriNIC address space announced: 36.5

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 1910 11036 633 Korea Telecom (KIX) 7545 1553 301 84 TPG Internet Pty Ltd 17974 1553 508 32 PT Telekomunikasi Indonesia 4755 1503 375 170 TATA Communications formerly 24560 1156 336 187 Bharti Airtel Ltd., Telemedia 9829 1108 923 47 National Internet Backbone 9583 1062 77 503 Sify Limited 17488 963 187 106 Hathway IP Over Cable Interne 4808 944 2003 274 CNCGROUP IP network China169 18101 933 116 139 Reliance Infocom Ltd Internet

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 3609 3818 239 BellSouth.net Inc. 18566 1912 365 240 Covad Communications Co. 1785 1813 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1537 625 Charter Communications 7029 1390 1031 209 Windstream Communications Inc 7018 1377 7102 903 AT&T Services, Inc. 22773 1352 2897 89 Cox Communications Inc. 2386 1260 521 908 AT&T Data Communications Serv 7011 1158 279 623 Frontier Communications of Am

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 540 326 31 Goldenlines main autonomous s 34984 534 106 185 BILISIM TELEKOM 6830 511 1788 316 UPC Broadband 3292 468 2078 403 TDC Data Networks 20940 460 132 355 Akamai Technologies European 12479 456 593 7 France Telecom Espana SA 8866 450 133 25 Bulgarian Telecommunication C 29049 432 32 47 AzerSat LLC. 3320 423 8151 369 Deutsche Telekom AG 8551 404 355 38 Bezeq International

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 1559 287 163 Types of queries are: POCs, o 28573 1268 995 78 Types of queries are: POCs, o 8151 1249 2727 349 Uninet S.A. de C.V. 7303 988 512 166 Telecom Argentina S.A. 6503 738 354 74 Axtel, S.A.B. de C.V. 14420 699 56 84 CORPORACION NACIONAL DE TELEC 22047 578 322 17 Types of queries are: POCs, o 3816 534 232 96 Types of queries are: POCs, o 7738 516 986 31 Telecomunicacoes da Bahia S.A 27947 499 54 48 Telconet 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 8452 815 445 11 TEDATA 24863 790 147 40 LINKdotNET AS number 15475 512 74 8 Nile Online 36992 314 415 15 Etisalat MISR 3741 265 937 226 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 178 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/london/data-ASnet-AFRINIC

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

ASN No of nets /20 equiv MaxAgg Description 6389 3609 3818 239 BellSouth.net Inc. 23456 2915 711 1574 32-bit ASN transition 18566 1912 365 240 Covad Communications Co. 4766 1910 11036 633 Korea Telecom (KIX) 1785 1813 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1537 625 Charter Communications 10620 1559 287 163 Types of queries are: POCs, o 7545 1553 301 84 TPG Internet Pty Ltd 17974 1553 508 32 PT Telekomunikasi Indonesia

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

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

ASN No of nets Net Savings Description 1785 1813 1691 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications Co. 17974 1553 1521 PT Telekomunikasi Indonesia 7545 1553 1469 TPG Internet Pty Ltd 10620 1559 1396 Types of queries are: POCs, o 23456 2915 1341 32-bit ASN transition 4755 1503 1333 TATA Communications formerly 4766 1910 1277 Korea Telecom (KIX) 22773 1352 1263 Cox Communications Inc. 4323 1615 1213 tw telecom holdings, inc.

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

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

Bad AS Designation Network Transit AS Description 65333 PRIVATE 10.0.0.0/8 0 * 32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc. 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc. 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T Services, Inc. 16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion 32567 UNALLOCATED 12.25.107.0/24 4323 tw telecom holdings, 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc. 26095 UNALLOCATED 12.34.8.0/24 7018 AT&T Services, Inc. 21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc. 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T Services, Inc.

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 65535 Internet Assigned Numbers Aut 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 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 62.61.221.0/24 24974 Tachyon Europe BV

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 /8:21 /9:12 /10:27 /11:80 /12:233 /13:465 /14:796 /15:1397 /16:11986 /17:5862 /18:9768 /19:19600 /20:25988 /21:26160 /22:34569 /23:33394 /24:187352 /25:12 /26:19 /27:22 /28:159 /29:104 /30:58 /31:0 /32:126

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

ASN No of nets Total ann. Description 6389 2229 3609 BellSouth.net Inc. 18566 1868 1912 Covad Communications Co. 10620 1454 1559 Types of queries are: POCs, o 23456 1443 2915 32-bit ASN transition 11492 1092 1138 CABLE ONE, INC. 7029 1070 1390 Windstream Communications Inc 7011 1056 1158 Frontier Communications of Am 1785 1055 1813 PaeTec Communications, Inc. 6478 1013 1042 AT&T Services, Inc. 22773 867 1352 Cox Communications Inc.

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

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

1:325 2:44 4:16 5:1 6:3 8:338 12:1964 13:1 14:478 15:15 16:3 17:5 20:10 23:14 24:1673 27:833 31:503 32:59 33:4 34:2 36:4 38:726 40:104 41:2578 42:34 44:3 46:1040 47:3 49:202 50:382 52:13 54:2 55:6 56:2 57:34 58:813 59:476 60:383 61:1020 62:1036 63:1928 64:3963 65:2295 66:3854 67:1873 68:1101 69:3045 70:726 71:277 72:1838 74:2347 75:317 76:340 77:889 78:710 79:472 80:1112 81:843 82:501 83:467 84:690 85:1054 86:518 87:766 88:334 89:1522 90:224 91:3967 92:524 93:1053 94:1339 95:863 96:365 97:262 98:891 99:37 101:73 103:142 106:73 107:23 108:57 109:1021 110:610 111:708 112:298 113:407 114:553 115:668 116:962 117:666 118:825 119:1163 120:314 121:651 122:1601 123:960 124:1269 125:1230 128:208 129:165 130:164 131:571 132:100 133:21 134:206 135:47 136:213 137:135 138:299 139:114 140:459 141:220 142:387 143:412 144:475 145:54 146:449 147:210 148:598 149:248 150:154 151:167 152:339 153:182 154:3 155:398 156:196 157:322 158:140 159:387 160:313 161:195 162:307 163:156 164:501 165:365 166:532 167:434 168:735 169:151 170:845 171:80 172:1 173:1603 174:610 175:368 176:144 177:158 178:998 180:898 181:23 182:493 183:215 184:344 185:1 186:1305 187:758 188:895 189:946 190:4985 192:5861 193:4993 194:3513 195:3042 196:1206 197:41 198:3525 199:3936 200:5490 201:1471 202:8207 203:8355 204:4156 205:2307 206:2582 207:2730 208:3978 209:3402 210:2589 211:1442 212:2103 213:1779 214:767 215:70 216:4917 217:1671 218:534 219:344 220:1197 221:481 222:311 223:217

End of report