Orbit

Routing Table Report 08:00 +10GMT Thu 07 Jul, 2011

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

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

BGP routing table entries examined: 357283 Prefixes after maximum aggregation: 162778 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 179929 Total ASes present in the Internet Routing Table: 36724 Prefixes per ASN: 9.73 Origin-only ASes present in the Internet Routing Table: 31675 Origin ASes announcing only one prefix: 15255 Transit ASes present in the Internet Routing Table: 5049 Transit-only ASes present in the Internet Routing Table: 117 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 30 Max AS path prepend of ASN (22394) 27 Prefixes from unregistered ASNs in the Routing Table: 2290 Unregistered ASNs in the Routing Table: 584 Number of 32-bit ASNs allocated by the RIRs: 1524 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2852 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 132 Number of addresses announced to Internet: 2492351232 Equivalent to 148 /8s, 142 /16s and 67 /24s Percentage of available address space announced: 67.2 Percentage of allocated address space announced: 67.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.0 Total number of prefixes smaller than registry allocations: 147441

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

Prefixes being announced by APNIC Region ASes: 85709 Total APNIC prefixes after maximum aggregation: 28886 APNIC Deaggregation factor: 2.97 Prefixes being announced from the APNIC address blocks: 83405 Unique aggregates announced from the APNIC address blocks: 37134 APNIC Region origin ASes present in the Internet Routing Table: 4448 APNIC Prefixes per ASN: 18.75 APNIC Region origin ASes announcing only one prefix: 1258 APNIC Region transit ASes present in the Internet Routing Table: 677 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: 619435520 Equivalent to 36 /8s, 235 /16s and 214 /24s Percentage of available APNIC address space announced: 78.6

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: 140159 Total ARIN prefixes after maximum aggregation: 72183 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 112423 Unique aggregates announced from the ARIN address blocks: 46614 ARIN Region origin ASes present in the Internet Routing Table: 14388 ARIN Prefixes per ASN: 7.81 ARIN Region origin ASes announcing only one prefix: 5516 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: 30 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 802877184 Equivalent to 47 /8s, 218 /16s and 239 /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: 86846 Total RIPE prefixes after maximum aggregation: 49072 RIPE Deaggregation factor: 1.77 Prefixes being announced from the RIPE address blocks: 80260 Unique aggregates announced from the RIPE address blocks: 52781 RIPE Region origin ASes present in the Internet Routing Table: 15784 RIPE Prefixes per ASN: 5.08 RIPE Region origin ASes announcing only one prefix: 7884 RIPE Region transit ASes present in the Internet Routing Table: 2475 Average RIPE Region AS path length visible: 3.6 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: 478722816 Equivalent to 28 /8s, 136 /16s and 187 /24s Percentage of available RIPE address space announced: 77.1

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: 32616 Total LACNIC prefixes after maximum aggregation: 7472 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 32093 Unique aggregates announced from the LACNIC address blocks: 16929 LACNIC Region origin ASes present in the Internet Routing Table: 1467 LACNIC Prefixes per ASN: 21.88 LACNIC Region origin ASes announcing only one prefix: 449 LACNIC Region transit ASes present in the Internet Routing Table: 260 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: 85841408 Equivalent to 5 /8s, 29 /16s and 214 /24s Percentage of available LACNIC address space announced: 56.9

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: 8366 Total AfriNIC prefixes after maximum aggregation: 2020 AfriNIC Deaggregation factor: 4.14 Prefixes being announced from the AfriNIC address blocks: 6480 Unique aggregates announced from the AfriNIC address blocks: 1977 AfriNIC Region origin ASes present in the Internet Routing Table: 470 AfriNIC Prefixes per ASN: 13.79 AfriNIC Region origin ASes announcing only one prefix: 148 AfriNIC Region transit ASes present in the Internet Routing Table: 103 Average AfriNIC Region AS path length visible: 3.5 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: 24342528 Equivalent to 1 /8s, 115 /16s and 112 /24s Percentage of available AfriNIC address space announced: 36.3

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 1903 9507 626 Korea Telecom (KIX) 17974 1549 460 43 PT Telekomunikasi Indonesia 7545 1546 301 84 TPG Internet Pty Ltd 4755 1486 375 167 TATA Communications formerly 24560 1153 336 187 Bharti Airtel Ltd., Telemedia 9829 1098 914 45 National Internet Backbone 9583 1057 78 503 Sify Limited 17488 962 186 105 Hathway IP Over Cable Interne 4808 948 2007 276 CNCGROUP IP network China169 18101 932 116 140 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 3613 3819 247 BellSouth.net Inc. 18566 1912 365 240 Covad Communications Co. 1785 1806 681 122 PaeTec Communications, Inc. 4323 1655 1098 401 tw telecom holdings, inc. 20115 1595 1533 634 Charter Communications 19262 1449 4806 370 Verizon Online LLC 7029 1382 1031 207 Windstream Communications Inc 7018 1378 7102 904 AT&T Services, Inc. 22773 1348 2897 88 Cox Communications Inc. 6478 1343 249 617 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 9116 540 326 31 Goldenlines main autonomous s 34984 536 106 184 BILISIM TELEKOM 6830 511 1780 317 UPC Broadband 20940 468 137 361 Akamai Technologies European 3292 467 2077 402 TDC Data Networks 12479 451 593 7 France Telecom Espana SA 8866 449 134 26 Bulgarian Telecommunication C 29049 440 33 45 AzerSat LLC. 3320 419 8151 366 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 1541 282 157 Types of queries are: POCs, o 8151 1257 2724 354 Uninet S.A. de C.V. 28573 1253 995 79 Types of queries are: POCs, o 7303 979 509 165 Telecom Argentina S.A. 6503 737 354 74 Axtel, S.A.B. de C.V. 14420 688 55 83 CORPORACION NACIONAL DE TELEC 22047 576 322 17 Types of queries are: POCs, o 3816 533 230 95 Types of queries are: POCs, o 7738 516 986 31 Telecomunicacoes da Bahia S.A 27947 497 54 48 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 8452 794 445 11 TEDATA 24863 787 147 35 LINKdotNET AS number 15475 524 74 8 Nile Online 36992 315 415 14 Etisalat MISR 3741 261 937 223 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 227 13 5 Starcomms Nigeria Limited 24835 211 78 10 RAYA Telecom - Egypt 29571 192 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 3613 3819 247 BellSouth.net Inc. 23456 2852 698 1525 32-bit ASN transition 18566 1912 365 240 Covad Communications Co. 4766 1903 9507 626 Korea Telecom (KIX) 1785 1806 681 122 PaeTec Communications, Inc. 4323 1655 1098 401 tw telecom holdings, inc. 20115 1595 1533 634 Charter Communications 17974 1549 460 43 PT Telekomunikasi Indonesia 7545 1546 301 84 TPG Internet Pty Ltd 10620 1541 282 157 Types of queries are: POCs, o

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 1806 1684 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications Co. 17974 1549 1506 PT Telekomunikasi Indonesia 7545 1546 1462 TPG Internet Pty Ltd 10620 1541 1384 Types of queries are: POCs, o 23456 2852 1327 32-bit ASN transition 4755 1486 1319 TATA Communications formerly 4766 1903 1277 Korea Telecom (KIX) 22773 1348 1260 Cox Communications Inc. 4323 1655 1254 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 27.0.128.0/17 7514 Media EXchange, Inc. 41.190.32.0/23 31856 CABSAS 41.190.34.0/23 31856 CABSAS 41.190.36.0/23 31856 CABSAS

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 /8:22 /9:12 /10:28 /11:81 /12:230 /13:466 /14:801 /15:1397 /16:11962 /17:5865 /18:9743 /19:19558 /20:25879 /21:26115 /22:34370 /23:33194 /24:187049 /25:13 /26:19 /27:25 /28:158 /29:107 /30:59 /31:0 /32:130

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

ASN No of nets Total ann. Description 6389 2223 3613 BellSouth.net Inc. 18566 1868 1912 Covad Communications Co. 10620 1436 1541 Types of queries are: POCs, o 23456 1402 2852 32-bit ASN transition 6478 1314 1343 AT&T Services, Inc. 11492 1091 1137 CABLE ONE, INC. 7029 1062 1382 Windstream Communications Inc 7011 1054 1155 Frontier Communications of Am 1785 1053 1806 PaeTec Communications, Inc. 22773 862 1348 Cox Communications Inc.

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

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

1:321 2:46 4:16 5:1 6:3 8:338 12:1972 13:1 14:470 15:15 16:3 17:5 20:10 23:13 24:1658 27:811 31:486 32:59 33:4 34:2 36:4 38:739 40:103 41:2575 42:32 44:3 46:1034 47:3 49:195 50:438 52:13 54:2 55:4 56:2 57:34 58:816 59:473 60:385 61:1013 62:1034 63:1929 64:3917 65:2298 66:3859 67:1898 68:1084 69:3036 70:755 71:389 72:1892 74:2382 75:312 76:340 77:885 78:712 79:470 80:1114 81:841 82:501 83:460 84:696 85:1075 86:550 87:763 88:337 89:1530 90:221 91:3935 92:538 93:1053 94:1340 95:854 96:441 97:255 98:889 99:36 101:72 103:106 106:10 107:19 108:71 109:1030 110:612 111:708 112:296 113:402 114:544 115:666 116:949 117:667 118:813 119:1139 120:290 121:649 122:1593 123:953 124:1265 125:1225 128:208 129:165 130:161 131:575 132:104 133:21 134:206 135:48 136:213 137:133 138:299 139:114 140:456 141:241 142:387 143:415 144:480 145:54 146:444 147:214 148:593 149:246 150:156 151:189 152:327 153:180 154:3 155:400 156:193 157:321 158:137 159:387 160:313 161:199 162:306 163:155 164:503 165:358 166:529 167:430 168:736 169:154 170:843 171:78 172:1 173:1638 174:609 175:365 176:142 177:163 178:990 180:868 181:21 182:474 183:219 184:326 185:1 186:1270 187:701 188:881 189:938 190:4919 192:5848 193:4972 194:3499 195:3033 196:1244 197:41 198:3519 199:3916 200:5463 201:1492 202:8192 203:8335 204:4145 205:2319 206:2592 207:2740 208:3951 209:3419 210:2602 211:1450 212:2105 213:1727 214:768 215:69 216:4908 217:1648 218:533 219:354 220:1196 221:476 222:311 223:180

End of report