Orbit

Routing Table Report 08:00 +10GMT Mon 31 Oct, 2011

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

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

BGP routing table entries examined: 373468 Prefixes after maximum aggregation: 164290 Deaggregation factor: 2.27 Unique aggregates announced to Internet: 186146 Total ASes present in the Internet Routing Table: 37459 Prefixes per ASN: 9.97 Origin-only ASes present in the Internet Routing Table: 32310 Origin ASes announcing only one prefix: 15488 Transit ASes present in the Internet Routing Table: 5149 Transit-only ASes present in the Internet Routing Table: 132 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: 2323 Unregistered ASNs in the Routing Table: 916 Number of 32-bit ASNs allocated by the RIRs: 1917 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3624 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 86 Number of addresses announced to Internet: 2506084352 Equivalent to 149 /8s, 95 /16s and 208 /24s Percentage of available address space announced: 67.6 Percentage of allocated address space announced: 67.6 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: 155672

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

Prefixes being announced by APNIC Region ASes: 89694 Total APNIC prefixes after maximum aggregation: 29695 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 87098 Unique aggregates announced from the APNIC address blocks: 38124 APNIC Region origin ASes present in the Internet Routing Table: 4549 APNIC Prefixes per ASN: 19.15 APNIC Region origin ASes announcing only one prefix: 1280 APNIC Region transit ASes present in the Internet Routing Table: 694 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: 629100288 Equivalent to 37 /8s, 127 /16s and 79 /24s Percentage of available APNIC address space announced: 79.8

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: 144447 Total ARIN prefixes after maximum aggregation: 73884 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 116674 Unique aggregates announced from the ARIN address blocks: 48291 ARIN Region origin ASes present in the Internet Routing Table: 14639 ARIN Prefixes per ASN: 7.97 ARIN Region origin ASes announcing only one prefix: 5623 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: 804734720 Equivalent to 47 /8s, 247 /16s and 71 /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: 91521 Total RIPE prefixes after maximum aggregation: 50790 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 84099 Unique aggregates announced from the RIPE address blocks: 54289 RIPE Region origin ASes present in the Internet Routing Table: 16073 RIPE Prefixes per ASN: 5.23 RIPE Region origin ASes announcing only one prefix: 7980 RIPE Region transit ASes present in the Internet Routing Table: 2512 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: 491167488 Equivalent to 29 /8s, 70 /16s and 159 /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: 34964 Total LACNIC prefixes after maximum aggregation: 7825 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 34561 Unique aggregates announced from the LACNIC address blocks: 18124 LACNIC Region origin ASes present in the Internet Routing Table: 1528 LACNIC Prefixes per ASN: 22.62 LACNIC Region origin ASes announcing only one prefix: 447 LACNIC Region transit ASes present in the Internet Routing Table: 267 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: 92617728 Equivalent to 5 /8s, 133 /16s and 60 /24s Percentage of available LACNIC address space announced: 61.3

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: 8533 Total AfriNIC prefixes after maximum aggregation: 2020 AfriNIC Deaggregation factor: 4.22 Prefixes being announced from the AfriNIC address blocks: 6646 Unique aggregates announced from the AfriNIC address blocks: 1981 AfriNIC Region origin ASes present in the Internet Routing Table: 494 AfriNIC Prefixes per ASN: 13.45 AfriNIC Region origin ASes announcing only one prefix: 158 AfriNIC Region transit ASes present in the Internet Routing Table: 108 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: 27905280 Equivalent to 1 /8s, 169 /16s and 205 /24s Percentage of available AfriNIC address space announced: 41.6

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 1941 11088 658 Korea Telecom (KIX) 7545 1610 303 86 TPG Internet Pty Ltd 17974 1605 511 36 PT Telekomunikasi Indonesia 4755 1525 377 174 TATA Communications formerly 9829 1166 989 28 National Internet Backbone 9583 1091 80 499 Sify Limited 7552 987 1062 11 Vietel Corporation 4808 975 2009 278 CNCGROUP IP network China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 955 166 150 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 3545 3815 221 BellSouth.net Inc. 7029 2365 1042 210 Windstream Communications Inc 18566 2095 382 176 Covad Communications Co. 1785 1843 680 122 PaeTec Communications, Inc. 4323 1623 1094 389 tw telecom holdings, inc. 20115 1588 1544 622 Charter Communications 22773 1458 2907 100 Cox Communications Inc. 19262 1395 4728 400 Verizon Online LLC 30036 1394 253 667 Mediacom Communications Corp 7018 1321 7063 865 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 1411 352 13 Corbina telecom 6830 649 1927 412 UPC Broadband 34984 589 108 179 BILISIM TELEKOM 20940 548 182 423 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 506 8169 386 Deutsche Telekom AG 3292 480 2074 407 TDC Data Networks 12479 479 596 9 France Telecom Espana SA 8866 460 133 26 Bulgarian Telecommunication C 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 1699 314 156 Types of queries are: POCs, o 28573 1464 1040 72 Types of queries are: POCs, o 8151 1281 2908 343 Uninet S.A. de C.V. 7303 1231 748 177 Telecom Argentina S.A. 22047 580 322 17 Types of queries are: POCs, o 27947 578 72 84 Telconet S.A 6503 559 434 69 Axtel, S.A.B. de C.V. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 3816 540 233 95 Types of queries are: POCs, o 11172 524 102 97 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 797 146 33 LINKdotNET AS number 8452 652 446 12 TEDATA 15475 451 74 8 Nile Online 36992 298 415 21 Etisalat MISR 3741 280 939 229 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 33776 240 13 8 Starcomms Nigeria Limited 29571 218 17 13 Ci Telecom Autonomous system 12258 197 28 58 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 3545 3815 221 BellSouth.net Inc. 7029 2365 1042 210 Windstream Communications Inc 18566 2095 382 176 Covad Communications Co. 4766 1941 11088 658 Korea Telecom (KIX) 1785 1843 680 122 PaeTec Communications, Inc. 10620 1699 314 156 Types of queries are: POCs, o 4323 1623 1094 389 tw telecom holdings, inc. 7545 1610 303 86 TPG Internet Pty Ltd 17974 1605 511 36 PT Telekomunikasi Indonesia 20115 1588 1544 622 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 2365 2155 Windstream Communications Inc 18566 2095 1919 Covad Communications Co. 1785 1843 1721 PaeTec Communications, Inc. 17974 1605 1569 PT Telekomunikasi Indonesia 10620 1699 1543 Types of queries are: POCs, o 7545 1610 1524 TPG Internet Pty Ltd 8402 1411 1398 Corbina telecom 28573 1464 1392 Types of queries are: POCs, o 22773 1458 1358 Cox Communications Inc. 4755 1525 1351 TATA Communications formerly

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 /12:237 /13:465 /14:807 /15:1421 /16:11980 /17:6050 /18:10023 /19:20047 /20:27495 /21:27459 /22:36848 /23:34881 /24:195092 /25:12 /26:21 /27:22 /28:154 /29:125 /30:63 /31:0 /32:126

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

ASN No of nets Total ann. Description 6389 2184 3545 BellSouth.net Inc. 18566 2045 2095 Covad Communications Co. 7029 2019 2365 Windstream Communications Inc 10620 1594 1699 Types of queries are: POCs, o 8402 1387 1411 Corbina telecom 30036 1355 1394 Mediacom Communications Corp 11492 1118 1155 CABLE ONE, INC. 1785 1056 1843 PaeTec Communications, Inc. 7011 1050 1168 Frontier Communications of Am 22773 946 1458 Cox Communications Inc.

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

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

1:412 2:461 4:15 5:1 6:3 8:356 12:1946 13:1 14:531 15:11 16:3 17:7 20:9 23:60 24:1677 27:968 31:648 32:56 33:2 34:2 36:4 38:752 40:110 41:2693 42:53 44:3 46:1016 47:3 49:293 50:440 52:13 55:6 56:2 57:39 58:844 59:486 60:360 61:1017 62:1090 63:1954 64:4020 65:2301 66:4263 67:1985 68:1146 69:3195 70:878 71:383 72:1801 74:2600 75:392 76:317 77:879 78:851 79:474 80:1138 81:840 82:525 83:529 84:618 85:1130 86:410 87:890 88:355 89:1603 90:237 91:4241 92:527 93:1524 94:1303 95:1041 96:428 97:284 98:928 99:37 101:100 103:405 106:70 107:78 108:72 109:1051 110:641 111:792 112:326 113:468 114:607 115:677 116:864 117:694 118:861 119:1217 120:337 121:677 122:1557 123:1016 124:1295 125:1305 128:208 129:181 130:155 131:625 132:140 133:21 134:212 135:51 136:211 137:137 138:286 139:120 140:460 141:310 142:371 143:419 144:491 145:63 146:455 147:218 148:616 149:266 150:159 151:194 152:444 153:178 154:6 155:389 156:205 157:328 158:154 159:415 160:332 161:204 162:368 163:163 164:507 165:367 166:538 167:434 168:733 169:144 170:880 171:85 172:4 173:1716 174:674 175:406 176:282 177:365 178:1083 180:1114 181:36 182:639 183:213 184:382 185:1 186:1296 187:712 188:951 189:872 190:5125 192:5878 193:5044 194:3556 195:3113 196:1223 197:167 198:3563 199:4131 200:5440 201:1689 202:8263 203:8392 204:4223 205:2343 206:2586 207:2763 208:4010 209:3545 210:2638 211:1450 212:2102 213:1779 214:796 215:95 216:4888 217:1603 218:556 219:337 220:1213 221:499 222:295 223:268

End of report