Orbit

Routing Table Report 08:00 +10GMT Thu 13 Oct, 2011

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

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

BGP routing table entries examined: 371126 Prefixes after maximum aggregation: 167345 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 185446 Total ASes present in the Internet Routing Table: 37370 Prefixes per ASN: 9.93 Origin-only ASes present in the Internet Routing Table: 32244 Origin ASes announcing only one prefix: 15490 Transit ASes present in the Internet Routing Table: 5126 Transit-only ASes present in the Internet Routing Table: 126 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: 2178 Unregistered ASNs in the Routing Table: 856 Number of 32-bit ASNs allocated by the RIRs: 1847 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3422 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 89 Number of addresses announced to Internet: 2500696832 Equivalent to 149 /8s, 13 /16s and 155 /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: 154543

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

Prefixes being announced by APNIC Region ASes: 89354 Total APNIC prefixes after maximum aggregation: 29593 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 86760 Unique aggregates announced from the APNIC address blocks: 37993 APNIC Region origin ASes present in the Internet Routing Table: 4533 APNIC Prefixes per ASN: 19.14 APNIC Region origin ASes announcing only one prefix: 1273 APNIC Region transit ASes present in the Internet Routing Table: 683 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: 628162560 Equivalent to 37 /8s, 113 /16s and 0 /24s Percentage of available APNIC address space announced: 79.7

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: 143191 Total ARIN prefixes after maximum aggregation: 73653 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 115626 Unique aggregates announced from the ARIN address blocks: 48099 ARIN Region origin ASes present in the Internet Routing Table: 14646 ARIN Prefixes per ASN: 7.89 ARIN Region origin ASes announcing only one prefix: 5648 ARIN Region transit ASes present in the Internet Routing Table: 1499 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: 804702720 Equivalent to 47 /8s, 246 /16s and 202 /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: 90780 Total RIPE prefixes after maximum aggregation: 50534 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83368 Unique aggregates announced from the RIPE address blocks: 54230 RIPE Region origin ASes present in the Internet Routing Table: 16005 RIPE Prefixes per ASN: 5.21 RIPE Region origin ASes announcing only one prefix: 7964 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: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 490629376 Equivalent to 29 /8s, 62 /16s and 105 /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: 35352 Total LACNIC prefixes after maximum aggregation: 7760 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 34871 Unique aggregates announced from the LACNIC address blocks: 17974 LACNIC Region origin ASes present in the Internet Routing Table: 1526 LACNIC Prefixes per ASN: 22.85 LACNIC Region origin ASes announcing only one prefix: 451 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: 90678528 Equivalent to 5 /8s, 103 /16s and 165 /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: 8335 Total AfriNIC prefixes after maximum aggregation: 2017 AfriNIC Deaggregation factor: 4.13 Prefixes being announced from the AfriNIC address blocks: 6412 Unique aggregates announced from the AfriNIC address blocks: 1963 AfriNIC Region origin ASes present in the Internet Routing Table: 488 AfriNIC Prefixes per ASN: 13.14 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: 27546624 Equivalent to 1 /8s, 164 /16s and 84 /24s Percentage of available AfriNIC address space announced: 41.0

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 1653 512 38 PT Telekomunikasi Indonesia 7545 1609 303 87 TPG Internet Pty Ltd 4755 1531 379 173 TATA Communications formerly 9829 1165 989 28 National Internet Backbone 24560 1100 342 225 Bharti Airtel Ltd., Telemedia 9583 1087 80 503 Sify Limited 7552 990 1062 11 Vietel Corporation 4808 966 2007 274 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 3551 3815 222 BellSouth.net Inc. 18566 1956 368 225 Covad Communications Co. 7029 1902 1042 210 Windstream Communications Inc 1785 1839 680 121 PaeTec Communications, Inc. 4323 1630 1099 393 tw telecom holdings, inc. 20115 1590 1541 635 Charter Communications 22773 1459 2907 100 Cox Communications Inc. 19262 1395 4728 400 Verizon Online LLC 30036 1384 250 675 Mediacom Communications Corp 7018 1346 7067 883 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 1465 352 13 Corbina telecom 6830 652 1927 415 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 482 593 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 1680 310 154 Types of queries are: POCs, o 28573 1369 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. 27925 714 98 11 Entel PCS Telecomunicaciones 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

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 788 146 33 LINKdotNET AS number 8452 504 446 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 3551 3815 222 BellSouth.net Inc. 18566 1956 368 225 Covad Communications Co. 4766 1932 11055 653 Korea Telecom (KIX) 7029 1902 1042 210 Windstream Communications Inc 1785 1839 680 121 PaeTec Communications, Inc. 10620 1680 310 154 Types of queries are: POCs, o 17974 1653 512 38 PT Telekomunikasi Indonesia 4323 1630 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 18566 1956 1731 Covad Communications Co. 1785 1839 1718 PaeTec Communications, Inc. 7029 1902 1692 Windstream Communications Inc 17974 1653 1615 PT Telekomunikasi Indonesia 10620 1680 1526 Types of queries are: POCs, o 7545 1609 1522 TPG Internet Pty Ltd 8402 1465 1452 Corbina telecom 22773 1459 1359 Cox Communications Inc. 4755 1531 1358 TATA Communications formerly 28573 1369 1301 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 /15:1420 /16:11953 /17:5998 /18:10000 /19:19998 /20:27190 /21:27214 /22:36461 /23:34541 /24:194186 /25:12 /26:20 /27:22 /28:153 /29:127 /30:59 /31:0 /32:128

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

ASN No of nets Total ann. Description 6389 2189 3551 BellSouth.net Inc. 18566 1913 1956 Covad Communications Co. 7029 1579 1902 Windstream Communications Inc 10620 1575 1680 Types of queries are: POCs, o 8402 1442 1465 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 947 1459 Cox Communications Inc.

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

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

1:389 2:481 4:15 5:1 6:3 8:355 12:1949 13:1 14:529 15:11 16:3 17:7 20:9 23:57 24:1679 27:960 31:578 32:60 33:4 34:2 36:4 38:747 40:108 41:2521 42:50 44:3 46:987 47:3 49:269 50:445 52:13 55:5 56:2 57:36 58:842 59:487 60:360 61:1015 62:1093 63:1927 64:4012 65:2288 66:4042 67:1962 68:1099 69:3191 70:833 71:377 72:1858 74:2507 75:361 76:341 77:883 78:867 79:481 80:1124 81:825 82:506 83:538 84:638 85:1118 86:405 87:874 88:355 89:1600 90:268 91:4176 92:528 93:1388 94:1299 95:1020 96:431 97:281 98:907 99:37 101:90 103:356 106:70 107:64 108:54 109:1045 110:637 111:790 112:313 113:461 114:564 115:669 116:862 117:687 118:857 119:1221 120:336 121:675 122:1577 123:1020 124:1304 125:1327 128:207 129:171 130:160 131:584 132:112 133:21 134:210 135:54 136:211 137:136 138:289 139:117 140:471 141:293 142:369 143:425 144:491 145:63 146:466 147:216 148:616 149:265 150:148 151:193 152:446 153:178 154:6 155:385 156:204 157:329 158:152 159:399 160:319 161:199 162:334 163:164 164:505 165:363 166:536 167:435 168:741 169:143 170:870 171:85 172:4 173:1671 174:661 175:406 176:279 177:321 178:1053 180:1099 181:36 182:621 183:205 184:367 185:1 186:2089 187:667 188:928 189:847 190:5256 192:5867 193:5016 194:3530 195:3095 196:1239 197:185 198:3571 199:4105 200:5427 201:1651 202:8261 203:8356 204:4231 205:2350 206:2585 207:2760 208:4045 209:3458 210:2624 211:1446 212:2065 213:1767 214:788 215:88 216:4913 217:1611 218:553 219:331 220:1202 221:498 222:293 223:274

End of report