Orbit

Routing Table Report 08:00 +10GMT Mon 25 Jul, 2011

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

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

BGP routing table entries examined: 358374 Prefixes after maximum aggregation: 163580 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 180840 Total ASes present in the Internet Routing Table: 36823 Prefixes per ASN: 9.73 Origin-only ASes present in the Internet Routing Table: 31770 Origin ASes announcing only one prefix: 15305 Transit ASes present in the Internet Routing Table: 5053 Transit-only ASes present in the Internet Routing Table: 128 Average AS path length visible in the Internet Routing Table: 3.7 Max AS path length visible: 38 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 2339 Unregistered ASNs in the Routing Table: 635 Number of 32-bit ASNs allocated by the RIRs: 1590 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2918 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 116 Number of addresses announced to Internet: 2501173248 Equivalent to 149 /8s, 20 /16s and 224 /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: 147951

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

Prefixes being announced by APNIC Region ASes: 86401 Total APNIC prefixes after maximum aggregation: 29057 APNIC Deaggregation factor: 2.97 Prefixes being announced from the APNIC address blocks: 84007 Unique aggregates announced from the APNIC address blocks: 37518 APNIC Region origin ASes present in the Internet Routing Table: 4469 APNIC Prefixes per ASN: 18.80 APNIC Region origin ASes announcing only one prefix: 1260 APNIC Region transit ASes present in the Internet Routing Table: 672 Average APNIC Region AS path length visible: 4.2 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: 621692160 Equivalent to 37 /8s, 14 /16s and 69 /24s Percentage of available APNIC address space announced: 78.8

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: 140434 Total ARIN prefixes after maximum aggregation: 72530 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 112631 Unique aggregates announced from the ARIN address blocks: 46667 ARIN Region origin ASes present in the Internet Routing Table: 14435 ARIN Prefixes per ASN: 7.80 ARIN Region origin ASes announcing only one prefix: 5554 ARIN Region transit ASes present in the Internet Routing Table: 1458 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: 802743808 Equivalent to 47 /8s, 216 /16s and 230 /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: 86828 Total RIPE prefixes after maximum aggregation: 49266 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 80194 Unique aggregates announced from the RIPE address blocks: 52885 RIPE Region origin ASes present in the Internet Routing Table: 15797 RIPE Prefixes per ASN: 5.08 RIPE Region origin ASes announcing only one prefix: 7889 RIPE Region transit ASes present in the Internet Routing Table: 2485 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: 484077056 Equivalent to 28 /8s, 218 /16s and 110 /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: 33051 Total LACNIC prefixes after maximum aggregation: 7529 LACNIC Deaggregation factor: 4.39 Prefixes being announced from the LACNIC address blocks: 32413 Unique aggregates announced from the LACNIC address blocks: 17122 LACNIC Region origin ASes present in the Internet Routing Table: 1474 LACNIC Prefixes per ASN: 21.99 LACNIC Region origin ASes announcing only one prefix: 449 LACNIC Region transit ASes present in the Internet Routing Table: 262 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: 86366720 Equivalent to 5 /8s, 37 /16s and 218 /24s Percentage of available LACNIC address space announced: 57.2

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: 8053 Total AfriNIC prefixes after maximum aggregation: 1971 AfriNIC Deaggregation factor: 4.09 Prefixes being announced from the AfriNIC address blocks: 6359 Unique aggregates announced from the AfriNIC address blocks: 2016 AfriNIC Region origin ASes present in the Internet Routing Table: 471 AfriNIC Prefixes per ASN: 13.50 AfriNIC Region origin ASes announcing only one prefix: 153 AfriNIC Region transit ASes present in the Internet Routing Table: 101 Average AfriNIC Region AS path length visible: 3.6 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: 24423680 Equivalent to 1 /8s, 116 /16s and 173 /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 1916 11037 639 Korea Telecom (KIX) 17974 1554 508 32 PT Telekomunikasi Indonesia 7545 1553 301 83 TPG Internet Pty Ltd 4755 1501 635 169 TATA Communications formerly 24560 1160 336 187 Bharti Airtel Ltd., Telemedia 9829 1119 936 41 National Internet Backbone 9583 1074 80 512 Sify Limited 17488 968 189 110 Hathway IP Over Cable Interne 4808 946 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 3616 3818 239 BellSouth.net Inc. 18566 1912 365 240 Covad Communications Co. 1785 1814 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1538 623 Charter Communications 19262 1411 4760 391 Verizon Online LLC 7029 1391 1031 209 Windstream Communications Inc 7018 1373 7101 903 AT&T Services, Inc. 22773 1352 2897 89 Cox Communications Inc. 2386 1258 521 907 AT&T Data Communications Serv

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 510 1787 315 UPC Broadband 3292 468 2078 403 TDC Data Networks 20940 460 132 355 Akamai Technologies European 8866 453 133 26 Bulgarian Telecommunication C 12479 453 593 7 France Telecom Espana SA 29049 432 32 47 AzerSat LLC. 3320 423 8151 369 Deutsche Telekom AG 8551 405 355 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 1269 995 78 Types of queries are: POCs, o 8151 1253 2728 349 Uninet S.A. de C.V. 7303 980 513 163 Telecom Argentina S.A. 6503 741 354 74 Axtel, S.A.B. de C.V. 14420 700 56 85 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 14117 498 45 43 Telefonica del Sur 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 804 445 11 TEDATA 24863 659 147 34 LINKdotNET AS number 15475 510 74 8 Nile Online 3741 265 937 226 The Internet Solution 36992 260 415 15 Etisalat MISR 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 15706 204 32 6 Sudatel Internet Exchange Aut 24835 164 78 10 RAYA Telecom - Egypt 29571 158 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 3616 3818 239 BellSouth.net Inc. 23456 2918 709 1570 32-bit ASN transition 4766 1916 11037 639 Korea Telecom (KIX) 18566 1912 365 240 Covad Communications Co. 1785 1814 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1538 623 Charter Communications 10620 1559 287 163 Types of queries are: POCs, o 17974 1554 508 32 PT Telekomunikasi Indonesia 7545 1553 301 83 TPG Internet Pty Ltd

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 1814 1692 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications Co. 17974 1554 1522 PT Telekomunikasi Indonesia 7545 1553 1470 TPG Internet Pty Ltd 10620 1559 1396 Types of queries are: POCs, o 23456 2918 1348 32-bit ASN transition 4755 1501 1332 TATA Communications formerly 4766 1916 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 /14:797 /15:1401 /16:12000 /17:5845 /18:9748 /19:19596 /20:26014 /21:26158 /22:34525 /23:33374 /24:187572 /25:12 /26:19 /27:23 /28:159 /29:107 /30:59 /31:0 /32:127

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

ASN No of nets Total ann. Description 6389 2235 3616 BellSouth.net Inc. 18566 1868 1912 Covad Communications Co. 10620 1454 1559 Types of queries are: POCs, o 23456 1444 2918 32-bit ASN transition 11492 1093 1139 CABLE ONE, INC. 7029 1071 1391 Windstream Communications Inc 7011 1056 1158 Frontier Communications of Am 1785 1054 1814 PaeTec Communications, Inc. 6478 997 1025 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) ----------------------------------------------

1:333 2:43 4:16 5:1 6:3 8:337 12:1961 13:1 14:479 15:15 16:3 17:5 20:10 23:14 24:1675 27:830 31:493 32:59 33:4 34:2 36:4 38:725 40:104 41:2623 42:35 44:3 46:1051 47:3 49:200 50:383 52:13 54:2 55:4 56:2 57:33 58:817 59:476 60:383 61:1018 62:1025 63:1926 64:3964 65:2295 66:3867 67:1886 68:1099 69:3053 70:766 71:373 72:1868 74:2420 75:323 76:340 77:855 78:703 79:476 80:1109 81:840 82:502 83:468 84:691 85:1062 86:516 87:766 88:329 89:1535 90:223 91:3957 92:523 93:1054 94:1338 95:864 96:415 97:263 98:893 99:37 101:76 103:146 106:76 107:25 108:73 109:1018 110:602 111:710 112:298 113:406 114:557 115:664 116:961 117:659 118:818 119:1162 120:314 121:646 122:1594 123:957 124:1271 125:1226 128:208 129:163 130:164 131:576 132:104 133:21 134:206 135:52 136:213 137:136 138:300 139:113 140:459 141:253 142:387 143:412 144:474 145:54 146:448 147:212 148:602 149:247 150:154 151:189 152:335 153:182 154:4 155:399 156:195 157:319 158:140 159:387 160:313 161:195 162:307 163:157 164:506 165:363 166:530 167:431 168:739 169:151 170:834 171:81 172:1 173:1612 174:624 175:367 176:144 177:168 178:1011 180:897 181:23 182:495 183:233 184:341 185:1 186:1304 187:727 188:893 189:949 190:4983 192:5865 193:4973 194:3512 195:3009 196:1220 197:41 198:3525 199:3935 200:5495 201:1472 202:8181 203:8349 204:4148 205:2311 206:2580 207:2725 208:3984 209:3413 210:2588 211:1445 212:2035 213:1739 214:755 215:69 216:4925 217:1652 218:535 219:343 220:1195 221:481 222:311 223:227

End of report