Orbit

Routing Table Report 08:00 +10GMT Wed 12 Oct, 2011

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

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

BGP routing table entries examined: 370096 Prefixes after maximum aggregation: 167154 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 185355 Total ASes present in the Internet Routing Table: 37348 Prefixes per ASN: 9.91 Origin-only ASes present in the Internet Routing Table: 32232 Origin ASes announcing only one prefix: 15484 Transit ASes present in the Internet Routing Table: 5116 Transit-only ASes present in the Internet Routing Table: 122 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: 2168 Unregistered ASNs in the Routing Table: 852 Number of 32-bit ASNs allocated by the RIRs: 1840 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3394 Special use prefixes present in the Routing Table: 7 Prefixes being announced from unallocated address space: 94 Number of addresses announced to Internet: 2499381504 Equivalent to 148 /8s, 249 /16s and 137 /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: 153599

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

Prefixes being announced by APNIC Region ASes: 89330 Total APNIC prefixes after maximum aggregation: 29547 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 86757 Unique aggregates announced from the APNIC address blocks: 38006 APNIC Region origin ASes present in the Internet Routing Table: 4524 APNIC Prefixes per ASN: 19.18 APNIC Region origin ASes announcing only one prefix: 1266 APNIC Region transit ASes present in the Internet Routing Table: 681 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: 627848448 Equivalent to 37 /8s, 108 /16s and 53 /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: 143161 Total ARIN prefixes after maximum aggregation: 73657 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 115556 Unique aggregates announced from the ARIN address blocks: 48044 ARIN Region origin ASes present in the Internet Routing Table: 14652 ARIN Prefixes per ASN: 7.89 ARIN Region origin ASes announcing only one prefix: 5654 ARIN Region transit ASes present in the Internet Routing Table: 1495 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: 804708608 Equivalent to 47 /8s, 246 /16s and 225 /24s Percentage of available ARIN address space announced: 64.0

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: 90730 Total RIPE prefixes after maximum aggregation: 50491 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83367 Unique aggregates announced from the RIPE address blocks: 54250 RIPE Region origin ASes present in the Internet Routing Table: 15999 RIPE Prefixes per ASN: 5.21 RIPE Region origin ASes announcing only one prefix: 7960 RIPE Region transit ASes present in the Internet Routing Table: 2505 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: 490563328 Equivalent to 29 /8s, 61 /16s and 103 /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: 34527 Total LACNIC prefixes after maximum aggregation: 7746 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 34032 Unique aggregates announced from the LACNIC address blocks: 17987 LACNIC Region origin ASes present in the Internet Routing Table: 1519 LACNIC Prefixes per ASN: 22.40 LACNIC Region origin ASes announcing only one prefix: 450 LACNIC Region transit ASes present in the Internet Routing Table: 263 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: 90654720 Equivalent to 5 /8s, 103 /16s and 72 /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: 8252 Total AfriNIC prefixes after maximum aggregation: 1947 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 6416 Unique aggregates announced from the AfriNIC address blocks: 1963 AfriNIC Region origin ASes present in the Internet Routing Table: 486 AfriNIC Prefixes per ASN: 13.20 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 109 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: 27815936 Equivalent to 1 /8s, 168 /16s and 112 /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 1932 11055 653 Korea Telecom (KIX) 17974 1658 512 38 PT Telekomunikasi Indonesia 7545 1609 303 87 TPG Internet Pty Ltd 4755 1531 379 174 TATA Communications formerly 9829 1164 989 28 National Internet Backbone 24560 1137 341 231 Bharti Airtel Ltd., Telemedia 9583 1087 80 503 Sify Limited 7552 990 1062 11 Vietel Corporation 4808 965 2004 272 CNCGROUP IP network China169 18101 953 165 143 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 3553 3815 222 BellSouth.net Inc. 7029 1934 1042 210 Windstream Communications Inc 18566 1914 366 238 Covad Communications Co. 1785 1839 680 121 PaeTec Communications, Inc. 4323 1627 1099 393 tw telecom holdings, inc. 20115 1590 1541 635 Charter Communications 22773 1460 2907 100 Cox Communications Inc. 19262 1394 4728 400 Verizon Online LLC 30036 1384 250 675 Mediacom Communications Corp 7018 1345 7067 881 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 579 108 179 BILISIM TELEKOM 20940 548 185 422 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 503 8169 385 Deutsche Telekom AG 3292 484 2082 410 TDC Data Networks 12479 480 593 7 France Telecom Espana SA 8866 458 133 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 1370 1015 68 Types of queries are: POCs, o 8151 1272 2824 342 Uninet S.A. de C.V. 7303 1164 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. 7738 553 1050 31 Telecomunicacoes da Bahia S.A 3816 539 233 96 Types of queries are: POCs, o

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 781 146 33 LINKdotNET AS number 8452 499 446 12 TEDATA 15475 444 74 8 Nile Online 36992 296 415 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 218 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 3553 3815 222 BellSouth.net Inc. 7029 1934 1042 210 Windstream Communications Inc 4766 1932 11055 653 Korea Telecom (KIX) 18566 1914 366 238 Covad Communications Co. 1785 1839 680 121 PaeTec Communications, Inc. 10620 1680 310 154 Types of queries are: POCs, o 17974 1658 512 38 PT Telekomunikasi Indonesia 4323 1627 1099 393 tw telecom holdings, inc. 7545 1609 303 87 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 1839 1718 PaeTec Communications, Inc. 18566 1914 1676 Covad Communications Co. 17974 1658 1620 PT Telekomunikasi Indonesia 10620 1680 1526 Types of queries are: POCs, o 7545 1609 1522 TPG Internet Pty Ltd 8402 1437 1424 Corbina telecom 22773 1460 1360 Cox Communications Inc. 4755 1531 1357 TATA Communications formerly 28573 1370 1302 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 128.0.88.0/22 16265 LeaseWeb AS Macro 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 /14:805 /15:1420 /16:11936 /17:5986 /18:9997 /19:20014 /20:27148 /21:27174 /22:36438 /23:34556 /24:193252 /25:12 /26:20 /27:22 /28:154 /29:129 /30:59 /31:0 /32:134

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

ASN No of nets Total ann. Description 6389 2190 3553 BellSouth.net Inc. 18566 1871 1914 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 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) ----------------------------------------------

1:388 2:477 4:15 5:1 6:3 8:354 12:1949 13:1 14:528 15:11 16:3 17:7 20:9 23:56 24:1685 27:958 31:579 32:60 33:4 34:2 36:4 38:747 40:108 41:2516 42:50 44:3 46:986 47:3 49:267 50:443 52:13 55:5 56:2 57:36 58:837 59:484 60:360 61:1015 62:1114 63:1929 64:4018 65:2291 66:3998 67:1964 68:1099 69:3195 70:833 71:378 72:1856 74:2513 75:363 76:341 77:883 78:862 79:482 80:1123 81:824 82:507 83:538 84:637 85:1117 86:412 87:874 88:355 89:1601 90:268 91:4164 92:526 93:1381 94:1297 95:1013 96:431 97:280 98:907 99:36 101:87 103:352 106:70 107:63 108:54 109:1043 110:635 111:788 112:312 113:460 114:563 115:669 116:867 117:688 118:856 119:1220 120:336 121:675 122:1589 123:1020 124:1300 125:1328 128:207 129:168 130:160 131:583 132:113 133:21 134:207 135:54 136:211 137:136 138:289 139:121 140:472 141:291 142:369 143:421 144:491 145:63 146:466 147:216 148:616 149:265 150:145 151:193 152:445 153:178 154:6 155:385 156:204 157:329 158:151 159:398 160:319 161:198 162:337 163:164 164:504 165:363 166:537 167:435 168:739 169:143 170:870 171:85 172:4 173:1670 174:660 175:414 176:276 177:317 178:1052 180:1096 181:36 182:621 183:198 184:367 185:1 186:1409 187:664 188:928 189:854 190:5094 192:5845 193:5023 194:3530 195:3097 196:1214 197:184 198:3554 199:4100 200:5454 201:1652 202:8268 203:8356 204:4231 205:2352 206:2586 207:2758 208:4044 209:3434 210:2621 211:1447 212:2096 213:1768 214:791 215:90 216:4909 217:1613 218:551 219:333 220:1202 221:498 222:293 223:275

End of report