Orbit

Routing Table Report 08:00 +10GMT Thu 29 Sep, 2011

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

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

BGP routing table entries examined: 368061 Prefixes after maximum aggregation: 166353 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 185186 Total ASes present in the Internet Routing Table: 37301 Prefixes per ASN: 9.87 Origin-only ASes present in the Internet Routing Table: 32196 Origin ASes announcing only one prefix: 15488 Transit ASes present in the Internet Routing Table: 5105 Transit-only ASes present in the Internet Routing Table: 127 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 31 Max AS path prepend of ASN (51310) 23 Prefixes from unregistered ASNs in the Routing Table: 2735 Unregistered ASNs in the Routing Table: 867 Number of 32-bit ASNs allocated by the RIRs: 1786 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3294 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 97 Number of addresses announced to Internet: 2496503040 Equivalent to 148 /8s, 205 /16s and 157 /24s Percentage of available address space announced: 67.4 Percentage of allocated address space announced: 67.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.4 Total number of prefixes smaller than registry allocations: 152669

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

Prefixes being announced by APNIC Region ASes: 88776 Total APNIC prefixes after maximum aggregation: 29393 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 86251 Unique aggregates announced from the APNIC address blocks: 38129 APNIC Region origin ASes present in the Internet Routing Table: 4519 APNIC Prefixes per ASN: 19.09 APNIC Region origin ASes announcing only one prefix: 1269 APNIC Region transit ASes present in the Internet Routing Table: 680 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: 626594816 Equivalent to 37 /8s, 89 /16s and 20 /24s Percentage of available APNIC address space announced: 79.5

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: 142539 Total ARIN prefixes after maximum aggregation: 73350 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 114979 Unique aggregates announced from the ARIN address blocks: 48151 ARIN Region origin ASes present in the Internet Routing Table: 14619 ARIN Prefixes per ASN: 7.87 ARIN Region origin ASes announcing only one prefix: 5636 ARIN Region transit ASes present in the Internet Routing Table: 1485 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: 805060864 Equivalent to 47 /8s, 252 /16s and 65 /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: 89915 Total RIPE prefixes after maximum aggregation: 50284 RIPE Deaggregation factor: 1.79 Prefixes being announced from the RIPE address blocks: 82632 Unique aggregates announced from the RIPE address blocks: 54078 RIPE Region origin ASes present in the Internet Routing Table: 15993 RIPE Prefixes per ASN: 5.17 RIPE Region origin ASes announcing only one prefix: 7983 RIPE Region transit ASes present in the Internet Routing Table: 2507 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 489726208 Equivalent to 29 /8s, 48 /16s and 161 /24s Percentage of available RIPE address space announced: 78.9

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: 34325 Total LACNIC prefixes after maximum aggregation: 7671 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 33802 Unique aggregates announced from the LACNIC address blocks: 17878 LACNIC Region origin ASes present in the Internet Routing Table: 1512 LACNIC Prefixes per ASN: 22.36 LACNIC Region origin ASes announcing only one prefix: 449 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: 89252352 Equivalent to 5 /8s, 81 /16s and 226 /24s Percentage of available LACNIC address space announced: 59.1

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: 8503 Total AfriNIC prefixes after maximum aggregation: 1997 AfriNIC Deaggregation factor: 4.26 Prefixes being announced from the AfriNIC address blocks: 6593 Unique aggregates announced from the AfriNIC address blocks: 1937 AfriNIC Region origin ASes present in the Internet Routing Table: 483 AfriNIC Prefixes per ASN: 13.65 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: 27316736 Equivalent to 1 /8s, 160 /16s and 210 /24s Percentage of available AfriNIC address space announced: 40.7

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 1939 11040 650 Korea Telecom (KIX) 17974 1710 519 33 PT Telekomunikasi Indonesia 7545 1604 303 86 TPG Internet Pty Ltd 4755 1537 638 173 TATA Communications formerly 24560 1183 346 189 Bharti Airtel Ltd., Telemedia 9829 1158 989 28 National Internet Backbone 9583 1086 80 502 Sify Limited 4808 958 2003 270 CNCGROUP IP network China169 18101 953 118 142 Reliance Infocom Ltd Internet 7552 942 1062 11 Vietel Corporation

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 3560 3817 226 BellSouth.net Inc. 18566 1913 365 237 Covad Communications Co. 1785 1831 680 123 PaeTec Communications, Inc. 7029 1750 1033 206 Windstream Communications Inc 4323 1624 1098 392 tw telecom holdings, inc. 20115 1595 1543 636 Charter Communications 22773 1459 2907 99 Cox Communications Inc. 30036 1405 261 669 Mediacom Communications Corp 19262 1394 4728 400 Verizon Online LLC 7018 1352 7084 882 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 1067 352 13 Corbina telecom 34984 574 108 178 BILISIM TELEKOM 9116 540 326 31 Goldenlines main autonomous s 6830 531 1813 324 UPC Broadband 20940 531 178 409 Akamai Technologies European 3320 501 8169 383 Deutsche Telekom AG 3292 480 2082 409 TDC Data Networks 12479 474 593 7 France Telecom Espana SA 8866 458 133 26 Bulgarian Telecommunication C 29049 423 31 56 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 1681 310 155 Types of queries are: POCs, o 28573 1358 1013 70 Types of queries are: POCs, o 8151 1279 2798 347 Uninet S.A. de C.V. 7303 1163 682 174 Telecom Argentina S.A. 14420 736 58 88 CORPORACION NACIONAL DE TELEC 22047 580 322 17 Types of queries are: POCs, o 6503 564 450 70 Axtel, S.A.B. de C.V. 27947 563 56 78 Telconet S.A 3816 537 232 99 Types of queries are: POCs, o 11172 519 102 94 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 810 147 35 LINKdotNET AS number 8452 684 445 11 TEDATA 15475 450 74 8 Nile Online 36992 292 415 14 Etisalat MISR 3741 274 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 33776 239 13 8 Starcomms Nigeria Limited 12258 199 28 59 Vodacom Internet Company 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 3560 3817 226 BellSouth.net Inc. 4766 1939 11040 650 Korea Telecom (KIX) 18566 1913 365 237 Covad Communications Co. 1785 1831 680 123 PaeTec Communications, Inc. 7029 1750 1033 206 Windstream Communications Inc 17974 1710 519 33 PT Telekomunikasi Indonesia 10620 1681 310 155 Types of queries are: POCs, o 4323 1624 1098 392 tw telecom holdings, inc. 7545 1604 303 86 TPG Internet Pty Ltd 20115 1595 1543 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 1785 1831 1708 PaeTec Communications, Inc. 17974 1710 1677 PT Telekomunikasi Indonesia 18566 1913 1676 Covad Communications Co. 7029 1750 1544 Windstream Communications Inc 10620 1681 1526 Types of queries are: POCs, o 7545 1604 1518 TPG Internet Pty Ltd 23456 3294 1508 32-bit ASN transition 4755 1537 1364 TATA Communications formerly 22773 1459 1360 Cox Communications Inc. 4766 1939 1289 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 /8:20 /9:12 /10:27 /11:81 /12:235 /13:463 /14:793 /15:1415 /16:11948 /17:5961 /18:9984 /19:19885 /20:26940 /21:27011 /22:36308 /23:34422 /24:192030 /25:12 /26:20 /27:24 /28:156 /29:125 /30:59 /31:0 /32:130

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

ASN No of nets Total ann. Description 6389 2196 3560 BellSouth.net Inc. 18566 1869 1913 Covad Communications Co. 10620 1576 1681 Types of queries are: POCs, o 7029 1430 1750 Windstream Communications Inc 30036 1362 1405 Mediacom Communications Corp 11492 1113 1150 CABLE ONE, INC. 1785 1053 1831 PaeTec Communications, Inc. 7011 1052 1173 Frontier Communications of Am 8402 1014 1067 Corbina telecom 22773 948 1459 Cox Communications Inc.

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

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

1:383 2:321 4:15 5:1 6:3 8:352 12:1955 13:1 14:521 15:13 16:3 17:7 20:10 23:35 24:1682 27:940 31:555 32:59 33:4 34:2 36:4 38:741 40:108 41:2654 42:49 44:3 46:991 47:3 49:263 50:429 52:13 54:2 55:2 56:2 57:36 58:825 59:490 60:361 61:1016 62:1100 63:1927 64:4020 65:2301 66:3974 67:1947 68:1112 69:3188 70:812 71:377 72:1854 74:2454 75:348 76:340 77:875 78:814 79:489 80:1123 81:849 82:507 83:556 84:621 85:1090 86:416 87:881 88:353 89:1583 90:268 91:4131 92:533 93:1305 94:1288 95:904 96:432 97:277 98:908 99:37 101:83 103:320 106:70 107:53 108:75 109:1027 110:635 111:785 112:314 113:430 114:557 115:664 116:856 117:678 118:850 119:1182 120:280 121:666 122:1601 123:1003 124:1293 125:1333 128:206 129:172 130:159 131:570 132:107 133:21 134:206 135:54 136:211 137:136 138:288 139:118 140:474 141:290 142:370 143:401 144:479 145:62 146:465 147:215 148:619 149:261 150:145 151:193 152:444 153:177 154:5 155:388 156:204 157:330 158:146 159:396 160:322 161:195 162:333 163:167 164:507 165:351 166:536 167:432 168:736 169:145 170:866 171:84 172:1 173:1639 174:647 175:402 176:215 177:298 178:1031 180:1081 181:37 182:616 183:208 184:370 185:1 186:1467 187:676 188:926 189:862 190:5146 192:5867 193:5019 194:3527 195:3055 196:1239 197:176 198:3573 199:4094 200:5408 201:1623 202:8283 203:8359 204:4188 205:2340 206:2590 207:2748 208:4029 209:3435 210:2628 211:1437 212:2066 213:1766 214:730 215:71 216:4869 217:1601 218:543 219:333 220:1187 221:484 222:292 223:258

End of report