Orbit

Routing Table Report 08:00 +10GMT Sun 24 Jul, 2011

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

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

BGP routing table entries examined: 358808 Prefixes after maximum aggregation: 163554 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 180820 Total ASes present in the Internet Routing Table: 36819 Prefixes per ASN: 9.75 Origin-only ASes present in the Internet Routing Table: 31757 Origin ASes announcing only one prefix: 15305 Transit ASes present in the Internet Routing Table: 5062 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: 38 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 2325 Unregistered ASNs in the Routing Table: 631 Number of 32-bit ASNs allocated by the RIRs: 1585 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2930 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 118 Number of addresses announced to Internet: 2501316608 Equivalent to 149 /8s, 23 /16s and 16 /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: 91.1 Total number of prefixes smaller than registry allocations: 148152

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

Prefixes being announced by APNIC Region ASes: 86464 Total APNIC prefixes after maximum aggregation: 29005 APNIC Deaggregation factor: 2.98 Prefixes being announced from the APNIC address blocks: 84082 Unique aggregates announced from the APNIC address blocks: 37485 APNIC Region origin ASes present in the Internet Routing Table: 4468 APNIC Prefixes per ASN: 18.82 APNIC Region origin ASes announcing only one prefix: 1261 APNIC Region transit ASes present in the Internet Routing Table: 680 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: 621713664 Equivalent to 37 /8s, 14 /16s and 153 /24s Percentage of available APNIC address space announced: 78.8

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: 140452 Total ARIN prefixes after maximum aggregation: 72530 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 112632 Unique aggregates announced from the ARIN address blocks: 46661 ARIN Region origin ASes present in the Internet Routing Table: 14432 ARIN Prefixes per ASN: 7.80 ARIN Region origin ASes announcing only one prefix: 5551 ARIN Region transit ASes present in the Internet Routing Table: 1455 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: 802736896 Equivalent to 47 /8s, 216 /16s and 203 /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: 86965 Total RIPE prefixes after maximum aggregation: 49267 RIPE Deaggregation factor: 1.77 Prefixes being announced from the RIPE address blocks: 80332 Unique aggregates announced from the RIPE address blocks: 52933 RIPE Region origin ASes present in the Internet Routing Table: 15797 RIPE Prefixes per ASN: 5.09 RIPE Region origin ASes announcing only one prefix: 7889 RIPE Region transit ASes present in the Internet Routing Table: 2485 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: 484070912 Equivalent to 28 /8s, 218 /16s and 86 /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: 33075 Total LACNIC prefixes after maximum aggregation: 7548 LACNIC Deaggregation factor: 4.38 Prefixes being announced from the LACNIC address blocks: 32438 Unique aggregates announced from the LACNIC address blocks: 17112 LACNIC Region origin ASes present in the Internet Routing Table: 1476 LACNIC Prefixes per ASN: 21.98 LACNIC Region origin ASes announcing only one prefix: 451 LACNIC Region transit ASes present in the Internet Routing Table: 264 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: 86382848 Equivalent to 5 /8s, 38 /16s and 25 /24s Percentage of available LACNIC address space announced: 57.2

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: 8227 Total AfriNIC prefixes after maximum aggregation: 1967 AfriNIC Deaggregation factor: 4.18 Prefixes being announced from the AfriNIC address blocks: 6542 Unique aggregates announced from the AfriNIC address blocks: 1996 AfriNIC Region origin ASes present in the Internet Routing Table: 471 AfriNIC Prefixes per ASN: 13.89 AfriNIC Region origin ASes announcing only one prefix: 153 AfriNIC Region transit ASes present in the Internet Routing Table: 102 Average AfriNIC Region AS path length visible: 3.4 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: 24492544 Equivalent to 1 /8s, 117 /16s and 186 /24s Percentage of available AfriNIC address space announced: 36.5

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 1914 11037 637 Korea Telecom (KIX) 17974 1557 508 32 PT Telekomunikasi Indonesia 7545 1553 301 84 TPG Internet Pty Ltd 4755 1503 375 170 TATA Communications formerly 24560 1161 336 187 Bharti Airtel Ltd., Telemedia 9829 1113 929 42 National Internet Backbone 9583 1056 77 497 Sify Limited 17488 963 188 112 Hathway IP Over Cable Interne 4808 949 2003 274 CNCGROUP IP network China169 18101 933 116 139 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 239 BellSouth.net Inc. 18566 1912 365 240 Covad Communications Co. 1785 1814 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1538 623 Charter Communications 19262 1411 4760 391 Verizon Online LLC 7029 1391 1031 209 Windstream Communications Inc 7018 1374 7101 900 AT&T Services, Inc. 22773 1352 2897 89 Cox Communications Inc. 2386 1259 521 907 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 460 132 355 Akamai Technologies European 12479 454 593 7 France Telecom Espana SA 8866 453 133 26 Bulgarian Telecommunication C 29049 432 32 47 AzerSat LLC. 3320 423 8151 369 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 1559 287 163 Types of queries are: POCs, o 28573 1269 995 78 Types of queries are: POCs, o 8151 1252 2728 348 Uninet S.A. de C.V. 7303 991 514 166 Telecom Argentina S.A. 6503 741 354 74 Axtel, S.A.B. de C.V. 14420 700 56 85 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 14117 498 45 43 Telefonica del Sur 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 36992 824 489 19 Etisalat MISR 8452 814 445 11 TEDATA 24863 795 147 40 LINKdotNET AS number 3741 265 937 226 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 161 78 10 RAYA Telecom - Egypt 15706 158 32 6 Sudatel Internet Exchange Aut 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 239 BellSouth.net Inc. 23456 2930 711 1575 32-bit ASN transition 4766 1914 11037 637 Korea Telecom (KIX) 18566 1912 365 240 Covad Communications Co. 1785 1814 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1538 623 Charter Communications 10620 1559 287 163 Types of queries are: POCs, o 17974 1557 508 32 PT Telekomunikasi Indonesia 7545 1553 301 84 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 1814 1692 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications Co. 17974 1557 1525 PT Telekomunikasi Indonesia 7545 1553 1469 TPG Internet Pty Ltd 10620 1559 1396 Types of queries are: POCs, o 23456 2930 1355 32-bit ASN transition 4755 1503 1333 TATA Communications formerly 4766 1914 1277 Korea Telecom (KIX) 22773 1352 1263 Cox Communications Inc. 4323 1615 1213 tw telecom holdings, inc.

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 /14:797 /15:1402 /16:12007 /17:5865 /18:9779 /19:19613 /20:26014 /21:26164 /22:34618 /23:33474 /24:187725 /25:12 /26:19 /27:23 /28:160 /29:106 /30:59 /31:0 /32:133

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

ASN No of nets Total ann. Description 6389 2235 3616 BellSouth.net Inc. 18566 1868 1912 Covad Communications Co. 10620 1454 1559 Types of queries are: POCs, o 23456 1449 2930 32-bit ASN transition 11492 1096 1142 CABLE ONE, INC. 7029 1071 1391 Windstream Communications Inc 7011 1055 1157 Frontier Communications of Am 1785 1054 1814 PaeTec Communications, Inc. 6478 997 1025 AT&T Services, Inc. 22773 867 1352 Cox Communications Inc.

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

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

1:333 2:45 4:16 5:1 6:3 8:338 12:1962 13:1 14:482 15:15 16:3 17:5 20:10 23:14 24:1677 27:836 31:503 32:59 33:4 34:2 36:4 38:725 40:104 41:2614 42:35 44:3 46:1048 47:3 49:202 50:383 52:13 54:2 55:4 56:2 57:33 58:816 59:476 60:379 61:1019 62:1032 63:1926 64:3965 65:2296 66:3864 67:1885 68:1100 69:3054 70:765 71:373 72:1868 74:2417 75:323 76:340 77:852 78:706 79:475 80:1112 81:841 82:504 83:468 84:691 85:1063 86:517 87:765 88:334 89:1536 90:224 91:3952 92:526 93:1060 94:1340 95:864 96:415 97:263 98:891 99:37 101:72 103:143 106:75 107:25 108:73 109:1022 110:608 111:712 112:298 113:407 114:557 115:665 116:963 117:666 118:820 119:1161 120:314 121:651 122:1601 123:966 124:1269 125:1231 128:208 129:163 130:164 131:577 132:104 133:21 134:206 135:52 136:213 137:136 138:300 139:114 140:459 141:252 142:387 143:412 144:472 145:54 146:447 147:212 148:602 149:248 150:152 151:189 152:335 153:182 154:4 155:393 156:195 157:321 158:140 159:387 160:313 161:195 162:307 163:156 164:506 165:363 166:531 167:433 168:735 169:151 170:845 171:80 172:1 173:1613 174:624 175:367 176:144 177:170 178:1008 180:897 181:23 182:495 183:233 184:341 185:1 186:1306 187:729 188:892 189:949 190:4986 192:5867 193:4975 194:3512 195:3013 196:1207 197:43 198:3528 199:3938 200:5492 201:1472 202:8204 203:8347 204:4149 205:2310 206:2581 207:2733 208:3982 209:3412 210:2590 211:1437 212:2099 213:1737 214:757 215:70 216:4923 217:1652 218:534 219:343 220:1195 221:481 222:311 223:219

End of report