Orbit

Routing Table Report 08:00 +10GMT Sat 15 Oct, 2011

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

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

BGP routing table entries examined: 371196 Prefixes after maximum aggregation: 167453 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 184953 Total ASes present in the Internet Routing Table: 37390 Prefixes per ASN: 9.93 Origin-only ASes present in the Internet Routing Table: 32275 Origin ASes announcing only one prefix: 15499 Transit ASes present in the Internet Routing Table: 5115 Transit-only ASes present in the Internet Routing Table: 125 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 27 Max AS path prepend of ASN (51310) 25 Prefixes from unregistered ASNs in the Routing Table: 2204 Unregistered ASNs in the Routing Table: 872 Number of 32-bit ASNs allocated by the RIRs: 1853 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3450 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 88 Number of addresses announced to Internet: 2500917760 Equivalent to 149 /8s, 16 /16s and 250 /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: 91.5 Total number of prefixes smaller than registry allocations: 154723

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

Prefixes being announced by APNIC Region ASes: 89130 Total APNIC prefixes after maximum aggregation: 29605 APNIC Deaggregation factor: 3.01 Prefixes being announced from the APNIC address blocks: 86510 Unique aggregates announced from the APNIC address blocks: 37946 APNIC Region origin ASes present in the Internet Routing Table: 4529 APNIC Prefixes per ASN: 19.10 APNIC Region origin ASes announcing only one prefix: 1272 APNIC Region transit ASes present in the Internet Routing Table: 684 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: 627974144 Equivalent to 37 /8s, 110 /16s and 32 /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: 144153 Total ARIN prefixes after maximum aggregation: 73754 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 116464 Unique aggregates announced from the ARIN address blocks: 47912 ARIN Region origin ASes present in the Internet Routing Table: 14645 ARIN Prefixes per ASN: 7.95 ARIN Region origin ASes announcing only one prefix: 5650 ARIN Region transit ASes present in the Internet Routing Table: 1493 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: 804583168 Equivalent to 47 /8s, 244 /16s and 247 /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: 90959 Total RIPE prefixes after maximum aggregation: 50535 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83630 Unique aggregates announced from the RIPE address blocks: 54045 RIPE Region origin ASes present in the Internet Routing Table: 16034 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7976 RIPE Region transit ASes present in the Internet Routing Table: 2502 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 490788608 Equivalent to 29 /8s, 64 /16s and 215 /24s Percentage of available RIPE address space announced: 79.1

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: 34389 Total LACNIC prefixes after maximum aggregation: 7757 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 33932 Unique aggregates announced from the LACNIC address blocks: 17867 LACNIC Region origin ASes present in the Internet Routing Table: 1527 LACNIC Prefixes per ASN: 22.22 LACNIC Region origin ASes announcing only one prefix: 452 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: 90750208 Equivalent to 5 /8s, 104 /16s and 189 /24s Percentage of available LACNIC address space announced: 60.1

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: 8459 Total AfriNIC prefixes after maximum aggregation: 2006 AfriNIC Deaggregation factor: 4.22 Prefixes being announced from the AfriNIC address blocks: 6541 Unique aggregates announced from the AfriNIC address blocks: 1954 AfriNIC Region origin ASes present in the Internet Routing Table: 483 AfriNIC Prefixes per ASN: 13.54 AfriNIC Region origin ASes announcing only one prefix: 149 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: 27803136 Equivalent to 1 /8s, 168 /16s and 62 /24s Percentage of available AfriNIC address space announced: 41.4

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 1935 11055 653 Korea Telecom (KIX) 17974 1655 512 38 PT Telekomunikasi Indonesia 7545 1609 303 86 TPG Internet Pty Ltd 4755 1525 379 172 TATA Communications formerly 9829 1165 989 28 National Internet Backbone 9583 1091 80 504 Sify Limited 24560 1018 342 229 Bharti Airtel Ltd., Telemedia 7552 983 1062 11 Vietel Corporation 18101 954 165 143 Reliance Infocom Ltd Internet 4808 936 1990 258 CNCGROUP IP network China169

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 3548 3815 222 BellSouth.net Inc. 7029 2152 1042 210 Windstream Communications Inc 18566 2097 382 176 Covad Communications Co. 1785 1839 680 121 PaeTec Communications, Inc. 4323 1631 1099 393 tw telecom holdings, inc. 20115 1590 1541 635 Charter Communications 22773 1460 2907 100 Cox Communications Inc. 19262 1395 4728 400 Verizon Online LLC 30036 1388 250 672 Mediacom Communications Corp 7018 1351 7113 858 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 1438 352 13 Corbina telecom 6830 652 1927 415 UPC Broadband 34984 581 108 179 BILISIM TELEKOM 20940 546 183 420 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 502 8169 384 Deutsche Telekom AG 3292 484 2082 410 TDC Data Networks 12479 483 593 7 France Telecom Espana SA 8866 459 133 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 1681 310 155 Types of queries are: POCs, o 28573 1367 1015 68 Types of queries are: POCs, o 8151 1282 2842 344 Uninet S.A. de C.V. 7303 1164 683 175 Telecom Argentina S.A. 22047 580 322 17 Types of queries are: POCs, o 27947 568 72 79 Telconet S.A 6503 560 450 70 Axtel, S.A.B. de C.V. 7738 553 1050 31 Telecomunicacoes da Bahia S.A 3816 527 231 100 Types of queries are: POCs, o 11172 521 101 96 Alestra, S. de R.L. de C.V.

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 796 146 33 LINKdotNET AS number 8452 650 446 12 TEDATA 15475 444 74 8 Nile Online 36992 298 415 19 Etisalat MISR 3741 278 938 230 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 29571 217 17 13 Ci Telecom Autonomous system 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 Vodacom Internet Company

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 3548 3815 222 BellSouth.net Inc. 7029 2152 1042 210 Windstream Communications Inc 18566 2097 382 176 Covad Communications Co. 4766 1935 11055 653 Korea Telecom (KIX) 1785 1839 680 121 PaeTec Communications, Inc. 10620 1681 310 155 Types of queries are: POCs, o 17974 1655 512 38 PT Telekomunikasi Indonesia 4323 1631 1099 393 tw telecom holdings, inc. 7545 1609 303 86 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 2152 1942 Windstream Communications Inc 18566 2097 1921 Covad Communications Co. 1785 1839 1718 PaeTec Communications, Inc. 17974 1655 1617 PT Telekomunikasi Indonesia 10620 1681 1526 Types of queries are: POCs, o 7545 1609 1523 TPG Internet Pty Ltd 8402 1438 1425 Corbina telecom 22773 1460 1360 Cox Communications Inc. 4755 1525 1353 TATA Communications formerly 28573 1367 1299 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 /14:806 /15:1420 /16:11949 /17:6008 /18:9990 /19:20024 /20:27193 /21:27186 /22:36548 /23:34664 /24:194084 /25:12 /26:18 /27:20 /28:144 /29:119 /30:55 /31:0 /32:116

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

ASN No of nets Total ann. Description 6389 2186 3548 BellSouth.net Inc. 18566 2047 2097 Covad Communications Co. 7029 1823 2152 Windstream Communications Inc 10620 1576 1681 Types of queries are: POCs, o 8402 1415 1438 Corbina telecom 30036 1350 1388 Mediacom Communications Corp 11492 1115 1152 CABLE ONE, INC. 1785 1056 1839 PaeTec Communications, Inc. 7011 1048 1166 Frontier Communications of Am 22773 948 1460 Cox Communications Inc.

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

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

1:401 2:478 4:15 5:1 6:3 8:354 12:1955 13:1 14:532 15:11 16:3 17:7 20:9 23:58 24:1680 27:959 31:594 32:60 33:4 34:2 36:4 38:746 40:108 41:2598 42:50 44:3 46:990 47:3 49:268 50:444 52:13 55:7 56:2 57:36 58:832 59:487 60:361 61:1032 62:1094 63:1924 64:4070 65:2303 66:4240 67:1960 68:1149 69:3224 70:879 71:377 72:1868 74:2572 75:377 76:345 77:896 78:860 79:481 80:1125 81:825 82:505 83:539 84:637 85:1118 86:404 87:890 88:356 89:1591 90:269 91:4199 92:527 93:1509 94:1300 95:1024 96:432 97:283 98:909 99:37 101:90 103:360 106:70 107:66 108:54 109:1057 110:633 111:791 112:320 113:460 114:592 115:670 116:867 117:687 118:852 119:1225 120:337 121:677 122:1557 123:1017 124:1302 125:1330 128:208 129:170 130:160 131:584 132:113 133:21 134:210 135:54 136:211 137:136 138:289 139:117 140:466 141:293 142:371 143:425 144:489 145:63 146:467 147:216 148:616 149:257 150:158 151:192 152:450 153:178 154:6 155:387 156:204 157:328 158:151 159:407 160:321 161:204 162:336 163:164 164:505 165:363 166:536 167:435 168:739 169:143 170:872 171:84 172:4 173:1690 174:668 175:421 176:272 177:322 178:1053 180:1097 181:36 182:622 183:208 184:371 185:1 186:1275 187:673 188:929 189:850 190:5080 192:5866 193:5028 194:3542 195:3096 196:1233 197:170 198:3575 199:4117 200:5442 201:1654 202:8206 203:8272 204:4216 205:2349 206:2585 207:2753 208:4040 209:3567 210:2605 211:1446 212:2067 213:1769 214:790 215:90 216:4957 217:1617 218:552 219:329 220:1193 221:495 222:295 223:274

End of report