Orbit

Routing Table Report 08:00 +10GMT Fri 29 Jul, 2011

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

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

BGP routing table entries examined: 359403 Prefixes after maximum aggregation: 163811 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 181229 Total ASes present in the Internet Routing Table: 36860 Prefixes per ASN: 9.75 Origin-only ASes present in the Internet Routing Table: 31783 Origin ASes announcing only one prefix: 15314 Transit ASes present in the Internet Routing Table: 5077 Transit-only ASes present in the Internet Routing Table: 128 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 38 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 2340 Unregistered ASNs in the Routing Table: 645 Number of 32-bit ASNs allocated by the RIRs: 1600 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2946 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 117 Number of addresses announced to Internet: 2503909888 Equivalent to 149 /8s, 62 /16s and 162 /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: 91.2 Total number of prefixes smaller than registry allocations: 148407

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

Prefixes being announced by APNIC Region ASes: 86670 Total APNIC prefixes after maximum aggregation: 29092 APNIC Deaggregation factor: 2.98 Prefixes being announced from the APNIC address blocks: 84210 Unique aggregates announced from the APNIC address blocks: 37522 APNIC Region origin ASes present in the Internet Routing Table: 4470 APNIC Prefixes per ASN: 18.84 APNIC Region origin ASes announcing only one prefix: 1264 APNIC Region transit ASes present in the Internet Routing Table: 678 Average APNIC Region AS path length visible: 4.1 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: 621808128 Equivalent to 37 /8s, 16 /16s and 10 /24s Percentage of available APNIC address space announced: 78.9

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 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: 140560 Total ARIN prefixes after maximum aggregation: 72570 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 112701 Unique aggregates announced from the ARIN address blocks: 46751 ARIN Region origin ASes present in the Internet Routing Table: 14442 ARIN Prefixes per ASN: 7.80 ARIN Region origin ASes announcing only one prefix: 5550 ARIN Region transit ASes present in the Internet Routing Table: 1459 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 802852352 Equivalent to 47 /8s, 218 /16s and 142 /24s Percentage of available ARIN address space announced: 63.8

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: 87165 Total RIPE prefixes after maximum aggregation: 49374 RIPE Deaggregation factor: 1.77 Prefixes being announced from the RIPE address blocks: 80502 Unique aggregates announced from the RIPE address blocks: 53015 RIPE Region origin ASes present in the Internet Routing Table: 15816 RIPE Prefixes per ASN: 5.09 RIPE Region origin ASes announcing only one prefix: 7898 RIPE Region transit ASes present in the Internet Routing Table: 2496 Average RIPE Region AS path length visible: 3.6 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 484378880 Equivalent to 28 /8s, 223 /16s and 9 /24s Percentage of available RIPE address space announced: 78.0

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: 33237 Total LACNIC prefixes after maximum aggregation: 7544 LACNIC Deaggregation factor: 4.41 Prefixes being announced from the LACNIC address blocks: 32611 Unique aggregates announced from the LACNIC address blocks: 17259 LACNIC Region origin ASes present in the Internet Routing Table: 1481 LACNIC Prefixes per ASN: 22.02 LACNIC Region origin ASes announcing only one prefix: 449 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: 87017216 Equivalent to 5 /8s, 47 /16s and 199 /24s Percentage of available LACNIC address space announced: 57.6

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: 8151 Total AfriNIC prefixes after maximum aggregation: 1975 AfriNIC Deaggregation factor: 4.13 Prefixes being announced from the AfriNIC address blocks: 6450 Unique aggregates announced from the AfriNIC address blocks: 2015 AfriNIC Region origin ASes present in the Internet Routing Table: 475 AfriNIC Prefixes per ASN: 13.58 AfriNIC Region origin ASes announcing only one prefix: 153 AfriNIC Region transit ASes present in the Internet Routing Table: 103 Average AfriNIC Region AS path length visible: 3.6 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: 25824512 Equivalent to 1 /8s, 138 /16s and 13 /24s Percentage of available AfriNIC address space announced: 38.5

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 1923 11037 642 Korea Telecom (KIX) 7545 1559 301 86 TPG Internet Pty Ltd 17974 1551 508 32 PT Telekomunikasi Indonesia 4755 1504 375 170 TATA Communications formerly 24560 1193 336 187 Bharti Airtel Ltd., Telemedia 9829 1114 929 42 National Internet Backbone 9583 1075 80 510 Sify Limited 17488 964 188 113 Hathway IP Over Cable Interne 4808 949 2004 274 CNCGROUP IP network China169 18101 934 116 139 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 3616 3818 242 BellSouth.net Inc. 18566 1912 365 240 Covad Communications Co. 1785 1813 681 121 PaeTec Communications, Inc. 7029 1643 1031 209 Windstream Communications Inc 4323 1616 1098 402 tw telecom holdings, inc. 20115 1590 1538 623 Charter Communications 19262 1411 4760 391 Verizon Online LLC 22773 1404 2900 90 Cox Communications Inc. 7018 1372 7101 898 AT&T Services, Inc. 2386 1258 520 906 AT&T Data Communications Serv

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 9116 540 326 31 Goldenlines main autonomous s 34984 534 106 185 BILISIM TELEKOM 6830 511 1788 316 UPC Broadband 3292 468 2078 403 TDC Data Networks 20940 465 134 359 Akamai Technologies European 12479 456 593 7 France Telecom Espana SA 8866 454 133 26 Bulgarian Telecommunication C 29049 431 31 49 AzerSat LLC. 3320 424 8151 370 Deutsche Telekom AG 8551 405 355 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 1565 288 167 Types of queries are: POCs, o 28573 1265 996 67 Types of queries are: POCs, o 8151 1250 2729 352 Uninet S.A. de C.V. 7303 1012 545 163 Telecom Argentina S.A. 6503 745 451 78 Axtel, S.A.B. de C.V. 14420 701 56 82 CORPORACION NACIONAL DE TELEC 22047 578 322 17 Types of queries are: POCs, o 3816 534 232 96 Types of queries are: POCs, o 7738 516 986 31 Telecomunicacoes da Bahia S.A 27947 500 54 49 Telconet 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 796 147 34 LINKdotNET AS number 8452 791 445 11 TEDATA 15475 510 74 8 Nile Online 3741 265 937 226 The Internet Solution 6713 260 519 14 Itissalat Al-MAGHRIB 36992 259 415 15 Etisalat MISR 33776 227 13 6 Starcomms Nigeria Limited 24835 177 78 10 RAYA Telecom - Egypt 29571 158 17 11 Ci Telecom Autonomous system 16637 149 441 87 MTN Network Solutions

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 3616 3818 242 BellSouth.net Inc. 23456 2946 713 1586 32-bit ASN transition 4766 1923 11037 642 Korea Telecom (KIX) 18566 1912 365 240 Covad Communications Co. 1785 1813 681 121 PaeTec Communications, Inc. 7029 1643 1031 209 Windstream Communications Inc 4323 1616 1098 402 tw telecom holdings, inc. 20115 1590 1538 623 Charter Communications 10620 1565 288 167 Types of queries are: POCs, o 7545 1559 301 86 TPG Internet Pty Ltd

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

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 1785 1813 1692 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications Co. 17974 1551 1519 PT Telekomunikasi Indonesia 7545 1559 1473 TPG Internet Pty Ltd 7029 1643 1434 Windstream Communications Inc 10620 1565 1398 Types of queries are: POCs, o 23456 2946 1360 32-bit ASN transition 4755 1504 1334 TATA Communications formerly 22773 1404 1314 Cox Communications Inc. 4766 1923 1281 Korea Telecom (KIX)

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. 26973 UNALLOCATED 12.39.152.0/24 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 65535 Internet Assigned Numbers Aut 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 /8:21 /9:12 /10:27 /11:80 /12:233 /13:465 /14:798 /15:1403 /16:12023 /17:5866 /18:9771 /19:19600 /20:26130 /21:26235 /22:34690 /23:33580 /24:187976 /25:12 /26:19 /27:23 /28:157 /29:102 /30:58 /31:0 /32:122

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

ASN No of nets Total ann. Description 6389 2237 3616 BellSouth.net Inc. 18566 1868 1912 Covad Communications Co. 10620 1460 1565 Types of queries are: POCs, o 23456 1447 2946 32-bit ASN transition 7029 1321 1643 Windstream Communications Inc 11492 1095 1141 CABLE ONE, INC. 7011 1056 1158 Frontier Communications of Am 1785 1053 1813 PaeTec Communications, Inc. 6478 968 996 AT&T Services, Inc. 22773 903 1404 Cox Communications Inc.

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

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

1:336 2:47 4:16 5:1 6:3 8:339 12:1961 13:1 14:483 15:15 16:3 17:5 20:10 23:16 24:1675 27:853 31:509 32:59 33:4 34:2 36:4 38:725 40:104 41:2541 42:36 44:3 46:1047 47:3 49:205 50:376 52:13 54:2 55:6 56:2 57:33 58:811 59:482 60:376 61:1022 62:1048 63:1923 64:3969 65:2297 66:3892 67:1889 68:1105 69:3053 70:776 71:373 72:1871 74:2432 75:327 76:340 77:864 78:705 79:476 80:1119 81:839 82:507 83:468 84:691 85:1066 86:518 87:764 88:333 89:1536 90:224 91:3969 92:527 93:1059 94:1337 95:865 96:416 97:264 98:890 99:37 101:77 103:157 106:78 107:27 108:73 109:1026 110:611 111:715 112:297 113:402 114:548 115:666 116:961 117:656 118:816 119:1165 120:312 121:646 122:1601 123:965 124:1276 125:1280 128:208 129:163 130:164 131:576 132:105 133:21 134:206 135:52 136:213 137:135 138:300 139:113 140:458 141:254 142:387 143:420 144:478 145:56 146:449 147:215 148:601 149:249 150:160 151:189 152:339 153:182 154:4 155:400 156:196 157:325 158:140 159:385 160:313 161:196 162:307 163:156 164:504 165:367 166:531 167:433 168:741 169:151 170:834 171:81 172:1 173:1615 174:609 175:371 176:146 177:183 178:995 180:899 181:25 182:497 183:232 184:342 185:1 186:1312 187:745 188:890 189:958 190:5022 192:5862 193:4976 194:3508 195:3060 196:1205 197:45 198:3531 199:3947 200:5503 201:1462 202:8162 203:8357 204:4159 205:2300 206:2568 207:2727 208:3986 209:3413 210:2593 211:1445 212:2102 213:1770 214:781 215:69 216:4874 217:1628 218:536 219:344 220:1196 221:478 222:311 223:225

End of report