Orbit

Routing Table Report 08:00 +10GMT Wed 06 Jul, 2011

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

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

BGP routing table entries examined: 357356 Prefixes after maximum aggregation: 162699 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 179717 Total ASes present in the Internet Routing Table: 36701 Prefixes per ASN: 9.74 Origin-only ASes present in the Internet Routing Table: 31649 Origin ASes announcing only one prefix: 15244 Transit ASes present in the Internet Routing Table: 5052 Transit-only ASes present in the Internet Routing Table: 116 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: 2292 Unregistered ASNs in the Routing Table: 580 Number of 32-bit ASNs allocated by the RIRs: 1522 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2837 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 137 Number of addresses announced to Internet: 2492684544 Equivalent to 148 /8s, 147 /16s and 89 /24s Percentage of available address space announced: 67.3 Percentage of allocated address space announced: 67.3 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: 147506

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

Prefixes being announced by APNIC Region ASes: 85747 Total APNIC prefixes after maximum aggregation: 28876 APNIC Deaggregation factor: 2.97 Prefixes being announced from the APNIC address blocks: 83440 Unique aggregates announced from the APNIC address blocks: 36960 APNIC Region origin ASes present in the Internet Routing Table: 4449 APNIC Prefixes per ASN: 18.75 APNIC Region origin ASes announcing only one prefix: 1257 APNIC Region transit ASes present in the Internet Routing Table: 679 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: 619700224 Equivalent to 36 /8s, 239 /16s and 224 /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: 140173 Total ARIN prefixes after maximum aggregation: 72175 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 112445 Unique aggregates announced from the ARIN address blocks: 46634 ARIN Region origin ASes present in the Internet Routing Table: 14379 ARIN Prefixes per ASN: 7.82 ARIN Region origin ASes announcing only one prefix: 5508 ARIN Region transit ASes present in the Internet Routing Table: 1450 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: 802879744 Equivalent to 47 /8s, 218 /16s and 249 /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: 86786 Total RIPE prefixes after maximum aggregation: 49030 RIPE Deaggregation factor: 1.77 Prefixes being announced from the RIPE address blocks: 80189 Unique aggregates announced from the RIPE address blocks: 52733 RIPE Region origin ASes present in the Internet Routing Table: 15770 RIPE Prefixes per ASN: 5.08 RIPE Region origin ASes announcing only one prefix: 7879 RIPE Region transit ASes present in the Internet Routing Table: 2481 Average RIPE Region AS path length visible: 3.6 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 478870528 Equivalent to 28 /8s, 138 /16s and 252 /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: 32705 Total LACNIC prefixes after maximum aggregation: 7460 LACNIC Deaggregation factor: 4.38 Prefixes being announced from the LACNIC address blocks: 32152 Unique aggregates announced from the LACNIC address blocks: 16912 LACNIC Region origin ASes present in the Internet Routing Table: 1464 LACNIC Prefixes per ASN: 21.96 LACNIC Region origin ASes announcing only one prefix: 450 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: 85759232 Equivalent to 5 /8s, 28 /16s and 149 /24s Percentage of available LACNIC address space announced: 56.8

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: 8370 Total AfriNIC prefixes after maximum aggregation: 2020 AfriNIC Deaggregation factor: 4.14 Prefixes being announced from the AfriNIC address blocks: 6487 Unique aggregates announced from the AfriNIC address blocks: 1971 AfriNIC Region origin ASes present in the Internet Routing Table: 472 AfriNIC Prefixes per ASN: 13.74 AfriNIC Region origin ASes announcing only one prefix: 150 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: 24323072 Equivalent to 1 /8s, 115 /16s and 36 /24s Percentage of available AfriNIC address space announced: 36.2

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 1899 9491 622 Korea Telecom (KIX) 17974 1552 460 43 PT Telekomunikasi Indonesia 7545 1546 301 84 TPG Internet Pty Ltd 4755 1485 375 166 TATA Communications formerly 24560 1153 336 187 Bharti Airtel Ltd., Telemedia 9829 1088 913 49 National Internet Backbone 9583 1056 77 503 Sify Limited 17488 960 186 103 Hathway IP Over Cable Interne 4808 950 2007 276 CNCGROUP IP network China169 18101 933 116 140 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 3612 3818 250 BellSouth.net Inc. 18566 1912 365 240 Covad Communications Co. 1785 1805 681 122 PaeTec Communications, Inc. 4323 1656 1098 401 tw telecom holdings, inc. 20115 1595 1533 634 Charter Communications 19262 1449 4806 370 Verizon Online LLC 7029 1383 1031 207 Windstream Communications Inc 7018 1378 7102 903 AT&T Services, Inc. 22773 1348 2897 88 Cox Communications Inc. 6478 1340 248 614 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 537 106 182 BILISIM TELEKOM 6830 512 1780 318 UPC Broadband 20940 468 137 361 Akamai Technologies European 3292 467 2077 402 TDC Data Networks 8866 450 134 26 Bulgarian Telecommunication C 29049 440 33 45 AzerSat LLC. 12479 439 593 7 France Telecom Espana SA 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 28573 1262 996 80 Types of queries are: POCs, o 8151 1256 2724 354 Uninet S.A. de C.V. 7303 979 509 165 Telecom Argentina S.A. 6503 853 354 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 532 229 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 793 445 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 221 12 8 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 3612 3818 250 BellSouth.net Inc. 23456 2837 695 1521 32-bit ASN transition 18566 1912 365 240 Covad Communications Co. 4766 1899 9491 622 Korea Telecom (KIX) 1785 1805 681 122 PaeTec Communications, Inc. 4323 1656 1098 401 tw telecom holdings, inc. 20115 1595 1533 634 Charter Communications 17974 1552 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 1805 1683 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications Co. 17974 1552 1509 PT Telekomunikasi Indonesia 7545 1546 1462 TPG Internet Pty Ltd 10620 1541 1384 Types of queries are: POCs, o 4755 1485 1319 TATA Communications formerly 23456 2837 1316 32-bit ASN transition 4766 1899 1277 Korea Telecom (KIX) 22773 1348 1260 Cox Communications Inc. 4323 1656 1255 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 /12:231 /13:465 /14:801 /15:1394 /16:11965 /17:5867 /18:9730 /19:19548 /20:25893 /21:26127 /22:34381 /23:33167 /24:187131 /25:13 /26:19 /27:26 /28:155 /29:108 /30:61 /31:0 /32:131

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

ASN No of nets Total ann. Description 6389 2222 3612 BellSouth.net Inc. 18566 1868 1912 Covad Communications Co. 10620 1436 1541 Types of queries are: POCs, o 23456 1392 2837 32-bit ASN transition 6478 1311 1340 AT&T Services, Inc. 11492 1091 1137 CABLE ONE, INC. 7029 1063 1383 Windstream Communications Inc 7011 1055 1156 Frontier Communications of Am 1785 1052 1805 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) ----------------------------------------------

1:320 2:47 4:16 5:1 6:3 8:337 12:1974 13:1 14:469 15:15 16:3 17:8 20:10 23:13 24:1662 27:812 31:487 32:59 33:4 34:2 36:4 38:739 39:3 40:103 41:2562 42:31 44:3 46:1030 47:3 49:195 50:436 52:13 54:2 55:3 56:2 57:31 58:816 59:473 60:384 61:1014 62:1021 63:1927 64:3920 65:2300 66:3865 67:1899 68:1084 69:3035 70:754 71:389 72:1891 74:2379 75:311 76:340 77:885 78:712 79:470 80:1114 81:839 82:505 83:459 84:690 85:1078 86:550 87:761 88:337 89:1531 90:211 91:3932 92:539 93:1050 94:1339 95:853 96:440 97:254 98:887 99:36 101:72 103:105 106:10 107:20 108:71 109:1029 110:614 111:708 112:294 113:403 114:545 115:667 116:950 117:665 118:812 119:1139 120:310 121:649 122:1594 123:957 124:1265 125:1225 128:208 129:165 130:162 131:572 132:104 133:21 134:206 135:48 136:214 137:133 138:299 139:114 140:458 141:240 142:387 143:413 144:480 145:54 146:444 147:213 148:613 149:246 150:156 151:189 152:325 153:180 154:3 155:400 156:193 157:322 158:137 159:386 160:313 161:199 162:306 163:155 164:503 165:357 166:528 167:430 168:736 169:156 170:842 171:78 172:1 173:1633 174:614 175:365 176:143 177:163 178:990 180:868 181:21 182:475 183:217 184:325 185:1 186:1262 187:759 188:878 189:978 190:4920 192:5848 193:4970 194:3491 195:3032 196:1243 197:41 198:3518 199:3921 200:5446 201:1495 202:8203 203:8326 204:4144 205:2319 206:2592 207:2735 208:3954 209:3421 210:2598 211:1450 212:2110 213:1745 214:768 215:69 216:4908 217:1653 218:532 219:354 220:1196 221:476 222:311 223:180

End of report