Orbit

Routing Table Report 08:00 +10GMT Mon 10 Oct, 2011

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

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

BGP routing table entries examined: 369814 Prefixes after maximum aggregation: 167031 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 185413 Total ASes present in the Internet Routing Table: 37347 Prefixes per ASN: 9.90 Origin-only ASes present in the Internet Routing Table: 32238 Origin ASes announcing only one prefix: 15497 Transit ASes present in the Internet Routing Table: 5109 Transit-only ASes present in the Internet Routing Table: 123 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (51310) 23 Prefixes from unregistered ASNs in the Routing Table: 2384 Unregistered ASNs in the Routing Table: 905 Number of 32-bit ASNs allocated by the RIRs: 1837 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3388 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 91 Number of addresses announced to Internet: 2499910400 Equivalent to 149 /8s, 1 /16s and 155 /24s Percentage of available address space announced: 67.4 Percentage of allocated address space announced: 67.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.5 Total number of prefixes smaller than registry allocations: 153429

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

Prefixes being announced by APNIC Region ASes: 89326 Total APNIC prefixes after maximum aggregation: 29504 APNIC Deaggregation factor: 3.03 Prefixes being announced from the APNIC address blocks: 86739 Unique aggregates announced from the APNIC address blocks: 38005 APNIC Region origin ASes present in the Internet Routing Table: 4523 APNIC Prefixes per ASN: 19.18 APNIC Region origin ASes announcing only one prefix: 1263 APNIC Region transit ASes present in the Internet Routing Table: 679 Average APNIC Region AS path length visible: 4.0 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: 627796992 Equivalent to 37 /8s, 107 /16s and 108 /24s Percentage of available APNIC address space announced: 79.6

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-132095, 132096-133119 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: 143039 Total ARIN prefixes after maximum aggregation: 73577 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 115442 Unique aggregates announced from the ARIN address blocks: 48149 ARIN Region origin ASes present in the Internet Routing Table: 14640 ARIN Prefixes per ASN: 7.89 ARIN Region origin ASes announcing only one prefix: 5659 ARIN Region transit ASes present in the Internet Routing Table: 1496 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 804538624 Equivalent to 47 /8s, 244 /16s and 73 /24s Percentage of available ARIN address space announced: 63.9

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: 90611 Total RIPE prefixes after maximum aggregation: 50453 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83270 Unique aggregates announced from the RIPE address blocks: 54247 RIPE Region origin ASes present in the Internet Routing Table: 16008 RIPE Prefixes per ASN: 5.20 RIPE Region origin ASes announcing only one prefix: 7968 RIPE Region transit ASes present in the Internet Routing Table: 2493 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 490453248 Equivalent to 29 /8s, 59 /16s and 185 /24s Percentage of available RIPE address space announced: 79.0

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: 34449 Total LACNIC prefixes after maximum aggregation: 7739 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 33958 Unique aggregates announced from the LACNIC address blocks: 17934 LACNIC Region origin ASes present in the Internet Routing Table: 1522 LACNIC Prefixes per ASN: 22.31 LACNIC Region origin ASes announcing only one prefix: 455 LACNIC Region transit ASes present in the Internet Routing Table: 265 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: 90575104 Equivalent to 5 /8s, 102 /16s and 17 /24s Percentage of available LACNIC address space announced: 60.0

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: 8296 Total AfriNIC prefixes after maximum aggregation: 2008 AfriNIC Deaggregation factor: 4.13 Prefixes being announced from the AfriNIC address blocks: 6389 Unique aggregates announced from the AfriNIC address blocks: 1970 AfriNIC Region origin ASes present in the Internet Routing Table: 484 AfriNIC Prefixes per ASN: 13.20 AfriNIC Region origin ASes announcing only one prefix: 152 AfriNIC Region transit ASes present in the Internet Routing Table: 106 Average AfriNIC Region AS path length visible: 3.3 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: 27735040 Equivalent to 1 /8s, 167 /16s and 52 /24s Percentage of available AfriNIC address space announced: 41.3

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 1927 11039 649 Korea Telecom (KIX) 17974 1648 512 38 PT Telekomunikasi Indonesia 7545 1607 303 85 TPG Internet Pty Ltd 4755 1534 379 173 TATA Communications formerly 24560 1180 345 206 Bharti Airtel Ltd., Telemedia 9829 1165 989 28 National Internet Backbone 9583 1087 80 503 Sify Limited 7552 990 1062 11 Vietel Corporation 4808 966 2004 273 CNCGROUP IP network China169 18101 954 165 143 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 3554 3817 223 BellSouth.net Inc. 7029 1934 1042 210 Windstream Communications Inc 18566 1913 365 237 Covad Communications Co. 1785 1833 680 121 PaeTec Communications, Inc. 4323 1626 1099 392 tw telecom holdings, inc. 20115 1590 1541 635 Charter Communications 22773 1457 2907 100 Cox Communications Inc. 19262 1394 4728 400 Verizon Online LLC 30036 1384 250 675 Mediacom Communications Corp 7018 1347 7083 884 AT&T Services, Inc.

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 8402 1437 352 13 Corbina telecom 6830 634 1890 410 UPC Broadband 34984 577 108 179 BILISIM TELEKOM 20940 547 184 421 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 503 8169 385 Deutsche Telekom AG 3292 481 2082 408 TDC Data Networks 12479 481 593 7 France Telecom Espana SA 8866 460 133 26 Bulgarian Telecommunication C 29049 424 31 55 AzerSat LLC.

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 1680 310 154 Types of queries are: POCs, o 28573 1357 1014 68 Types of queries are: POCs, o 8151 1267 2822 340 Uninet S.A. de C.V. 7303 1163 683 175 Telecom Argentina S.A. 14420 636 59 87 CORPORACION NACIONAL DE TELEC 22047 579 322 17 Types of queries are: POCs, o 27947 566 72 79 Telconet S.A 6503 561 450 70 Axtel, S.A.B. de C.V. 3816 538 233 95 Types of queries are: POCs, o 7738 526 1050 31 Telecomunicacoes da Bahia 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 24863 785 147 35 LINKdotNET AS number 8452 503 445 11 TEDATA 15475 445 74 8 Nile Online 36992 298 415 19 Etisalat MISR 3741 277 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 Vodacom Internet Company 29571 192 17 11 Ci Telecom Autonomous system

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 3554 3817 223 BellSouth.net Inc. 7029 1934 1042 210 Windstream Communications Inc 4766 1927 11039 649 Korea Telecom (KIX) 18566 1913 365 237 Covad Communications Co. 1785 1833 680 121 PaeTec Communications, Inc. 10620 1680 310 154 Types of queries are: POCs, o 17974 1648 512 38 PT Telekomunikasi Indonesia 4323 1626 1099 392 tw telecom holdings, inc. 7545 1607 303 85 TPG Internet Pty Ltd 20115 1590 1541 635 Charter Communications

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

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

ASN No of nets Net Savings Description 7029 1934 1724 Windstream Communications Inc 1785 1833 1712 PaeTec Communications, Inc. 18566 1913 1676 Covad Communications Co. 17974 1648 1610 PT Telekomunikasi Indonesia 10620 1680 1526 Types of queries are: POCs, o 7545 1607 1522 TPG Internet Pty Ltd 8402 1437 1424 Corbina telecom 4755 1534 1361 TATA Communications formerly 22773 1457 1357 Cox Communications Inc. 28573 1357 1289 Types of queries are: POCs, o

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. 25639 UNALLOCATED 12.41.169.0/24 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 0 * 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 /8:20 /9:12 /10:27 /11:81 /12:236 /13:464 /14:804 /15:1419 /16:11957 /17:5974 /18:9989 /19:19968 /20:27137 /21:27148 /22:36392 /23:34524 /24:193135 /25:12 /26:20 /27:24 /28:156 /29:127 /30:59 /31:0 /32:129

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

ASN No of nets Total ann. Description 6389 2190 3554 BellSouth.net Inc. 18566 1870 1913 Covad Communications Co. 7029 1609 1934 Windstream Communications Inc 10620 1575 1680 Types of queries are: POCs, o 8402 1414 1437 Corbina telecom 30036 1346 1384 Mediacom Communications Corp 11492 1115 1152 CABLE ONE, INC. 1785 1055 1833 PaeTec Communications, Inc. 7011 1048 1167 Frontier Communications of Am 22773 946 1457 Cox Communications Inc.

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

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

1:386 2:487 4:15 5:1 6:3 8:353 12:1955 13:1 14:526 15:11 16:3 17:7 20:9 23:55 24:1687 27:960 31:576 32:60 33:4 34:2 36:4 38:743 40:108 41:2513 42:49 44:3 46:996 47:3 49:264 50:441 52:13 55:5 56:2 57:36 58:838 59:488 60:360 61:1014 62:1091 63:1926 64:4020 65:2300 66:3998 67:1962 68:1099 69:3195 70:833 71:378 72:1854 74:2506 75:363 76:339 77:883 78:858 79:478 80:1125 81:828 82:507 83:508 84:624 85:1118 86:411 87:873 88:355 89:1603 90:268 91:4161 92:527 93:1379 94:1294 95:1008 96:431 97:280 98:899 99:37 101:84 103:344 106:70 107:61 108:54 109:1037 110:633 111:790 112:313 113:461 114:562 115:667 116:858 117:679 118:855 119:1228 120:336 121:677 122:1595 123:1019 124:1305 125:1328 128:207 129:169 130:160 131:582 132:113 133:21 134:206 135:54 136:210 137:137 138:288 139:122 140:473 141:291 142:369 143:424 144:496 145:63 146:466 147:215 148:613 149:265 150:146 151:193 152:444 153:179 154:6 155:383 156:204 157:329 158:151 159:398 160:319 161:198 162:335 163:164 164:500 165:363 166:536 167:435 168:738 169:143 170:865 171:85 172:1 173:1667 174:656 175:417 176:269 177:291 178:1052 180:1094 181:37 182:619 183:205 184:368 185:1 186:1415 187:669 188:923 189:855 190:5096 192:5860 193:5017 194:3530 195:3104 196:1239 197:183 198:3576 199:4097 200:5447 201:1642 202:8248 203:8376 204:4229 205:2345 206:2585 207:2754 208:4041 209:3426 210:2629 211:1451 212:2080 213:1798 214:794 215:90 216:4889 217:1600 218:551 219:334 220:1201 221:497 222:293 223:280

End of report