Orbit

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

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

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

BGP routing table entries examined: 369963 Prefixes after maximum aggregation: 166995 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 185554 Total ASes present in the Internet Routing Table: 37331 Prefixes per ASN: 9.91 Origin-only ASes present in the Internet Routing Table: 32217 Origin ASes announcing only one prefix: 15495 Transit ASes present in the Internet Routing Table: 5114 Transit-only ASes present in the Internet Routing Table: 127 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: 2375 Unregistered ASNs in the Routing Table: 899 Number of 32-bit ASNs allocated by the RIRs: 1832 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3378 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 93 Number of addresses announced to Internet: 2500374784 Equivalent to 149 /8s, 8 /16s and 177 /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: 153709

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

Prefixes being announced by APNIC Region ASes: 89340 Total APNIC prefixes after maximum aggregation: 29507 APNIC Deaggregation factor: 3.03 Prefixes being announced from the APNIC address blocks: 86635 Unique aggregates announced from the APNIC address blocks: 38045 APNIC Region origin ASes present in the Internet Routing Table: 4521 APNIC Prefixes per ASN: 19.16 APNIC Region origin ASes announcing only one prefix: 1261 APNIC Region transit ASes present in the Internet Routing Table: 682 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: 627862528 Equivalent to 37 /8s, 108 /16s and 108 /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: 142965 Total ARIN prefixes after maximum aggregation: 73589 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 115386 Unique aggregates announced from the ARIN address blocks: 48138 ARIN Region origin ASes present in the Internet Routing Table: 14634 ARIN Prefixes per ASN: 7.88 ARIN Region origin ASes announcing only one prefix: 5655 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: 805163776 Equivalent to 47 /8s, 253 /16s and 211 /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: 90564 Total RIPE prefixes after maximum aggregation: 50433 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83206 Unique aggregates announced from the RIPE address blocks: 54219 RIPE Region origin ASes present in the Internet Routing Table: 16003 RIPE Prefixes per ASN: 5.20 RIPE Region origin ASes announcing only one prefix: 7976 RIPE Region transit ASes present in the Internet Routing Table: 2500 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: 490443008 Equivalent to 29 /8s, 59 /16s and 145 /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: 34619 Total LACNIC prefixes after maximum aggregation: 7733 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 34121 Unique aggregates announced from the LACNIC address blocks: 18078 LACNIC Region origin ASes present in the Internet Routing Table: 1519 LACNIC Prefixes per ASN: 22.46 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: 90546176 Equivalent to 5 /8s, 101 /16s and 160 /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: 8515 Total AfriNIC prefixes after maximum aggregation: 1995 AfriNIC Deaggregation factor: 4.27 Prefixes being announced from the AfriNIC address blocks: 6605 Unique aggregates announced from the AfriNIC address blocks: 1958 AfriNIC Region origin ASes present in the Internet Routing Table: 480 AfriNIC Prefixes per ASN: 13.76 AfriNIC Region origin ASes announcing only one prefix: 151 AfriNIC Region transit ASes present in the Internet Routing Table: 103 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: 27707904 Equivalent to 1 /8s, 166 /16s and 202 /24s Percentage of available AfriNIC address space announced: 41.3

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 1927 11039 649 Korea Telecom (KIX) 17974 1653 512 38 PT Telekomunikasi Indonesia 7545 1605 303 85 TPG Internet Pty Ltd 4755 1528 379 175 TATA Communications formerly 24560 1180 345 206 Bharti Airtel Ltd., Telemedia 9829 1165 989 28 National Internet Backbone 9583 1087 80 503 Sify Limited 7552 990 1062 11 Vietel Corporation 4808 959 2003 270 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 3817 223 BellSouth.net Inc. 7029 1933 1041 209 Windstream Communications Inc 18566 1913 365 237 Covad Communications Co. 1785 1833 680 121 PaeTec Communications, Inc. 4323 1626 1099 393 tw telecom holdings, inc. 20115 1592 1541 636 Charter Communications 22773 1457 2907 100 Cox Communications Inc. 19262 1394 4728 400 Verizon Online LLC 30036 1384 250 675 Mediacom Communications Corp 7018 1348 7083 885 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 1396 352 13 Corbina telecom 6830 634 1890 410 UPC Broadband 34984 577 108 179 BILISIM TELEKOM 20940 544 183 418 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 503 8169 385 Deutsche Telekom AG 3292 481 2082 408 TDC Data Networks 12479 479 593 7 France Telecom Espana SA 8866 460 133 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 1360 1014 68 Types of queries are: POCs, o 8151 1267 2820 340 Uninet S.A. de C.V. 7303 1164 683 175 Telecom Argentina S.A. 14420 756 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. 3816 538 233 95 Types of queries are: POCs, o 7738 526 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 810 146 33 LINKdotNET AS number 8452 723 445 11 TEDATA 15475 445 74 8 Nile Online 36992 294 415 19 Etisalat MISR 3741 277 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 12258 199 28 59 Vodacom Internet Company 33776 197 13 13 Starcomms Nigeria Limited 29571 192 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 3553 3817 223 BellSouth.net Inc. 7029 1933 1041 209 Windstream Communications Inc 4766 1927 11039 649 Korea Telecom (KIX) 18566 1913 365 237 Covad Communications Co. 1785 1833 680 121 PaeTec Communications, Inc. 10620 1680 310 154 Types of queries are: POCs, o 17974 1653 512 38 PT Telekomunikasi Indonesia 4323 1626 1099 393 tw telecom holdings, inc. 7545 1605 303 85 TPG Internet Pty Ltd 20115 1592 1541 636 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 1933 1724 Windstream Communications Inc 1785 1833 1712 PaeTec Communications, Inc. 18566 1913 1676 Covad Communications Co. 17974 1653 1615 PT Telekomunikasi Indonesia 10620 1680 1526 Types of queries are: POCs, o 7545 1605 1520 TPG Internet Pty Ltd 8402 1396 1383 Corbina telecom 22773 1457 1357 Cox Communications Inc. 4755 1528 1353 TATA Communications formerly 28573 1360 1292 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 /11:82 /12:236 /13:464 /14:806 /15:1419 /16:11949 /17:5975 /18:9994 /19:19959 /20:27121 /21:27124 /22:36399 /23:34594 /24:193379 /25:12 /26:16 /27:17 /28:132 /29:101 /30:42 /31:0 /32:83

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

ASN No of nets Total ann. Description 6389 2189 3553 BellSouth.net Inc. 18566 1870 1913 Covad Communications Co. 7029 1608 1933 Windstream Communications Inc 10620 1575 1680 Types of queries are: POCs, o 8402 1373 1396 Corbina telecom 30036 1346 1384 Mediacom Communications Corp 11492 1115 1152 CABLE ONE, INC. 1785 1055 1833 PaeTec Communications, Inc. 7011 1048 1167 Frontier Communications of Am 22773 946 1457 Cox Communications Inc.

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

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

1:385 2:469 4:15 5:1 6:3 8:352 12:1952 13:1 14:518 15:11 16:3 17:7 20:9 23:53 24:1687 27:959 31:580 32:60 33:4 34:2 36:4 38:746 40:108 41:2638 42:48 44:3 46:997 47:2 49:264 50:436 52:13 55:5 56:2 57:36 58:831 59:487 60:362 61:1018 62:1090 63:1927 64:4017 65:2300 66:3996 67:1961 68:1099 69:3194 70:831 71:378 72:1850 74:2483 75:363 76:340 77:883 78:868 79:480 80:1126 81:840 82:502 83:507 84:624 85:1118 86:411 87:875 88:354 89:1600 90:267 91:4163 92:528 93:1372 94:1309 95:1007 96:431 97:280 98:899 99:37 101:85 103:343 106:70 107:61 108:54 109:1039 110:636 111:791 112:315 113:462 114:561 115:669 116:862 117:684 118:856 119:1206 120:336 121:673 122:1593 123:1019 124:1304 125:1326 128:207 129:169 130:160 131:581 132:105 133:21 134:206 135:54 136:211 137:136 138:288 139:122 140:472 141:291 142:369 143:418 144:490 145:63 146:466 147:215 148:614 149:265 150:144 151:193 152:445 153:179 154:6 155:386 156:204 157:329 158:151 159:398 160:319 161:196 162:335 163:168 164:509 165:366 166:537 167:435 168:740 169:143 170:866 171:85 172:1 173:1670 174:657 175:408 176:264 177:289 178:1052 180:1090 181:37 182:619 183:205 184:379 185:1 186:1513 187:669 188:929 189:858 190:5176 192:5865 193:5018 194:3527 195:3104 196:1236 197:186 198:3573 199:4102 200:5441 201:1643 202:8290 203:8377 204:4225 205:2346 206:2588 207:2754 208:4027 209:3425 210:2623 211:1450 212:2075 213:1781 214:790 215:90 216:4889 217:1598 218:551 219:334 220:1201 221:497 222:293 223:280

End of report