Orbit

Routing Table Report 08:00 +10GMT Sun 31 Jul, 2011

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

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

BGP routing table entries examined: 359601 Prefixes after maximum aggregation: 163821 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 181410 Total ASes present in the Internet Routing Table: 36858 Prefixes per ASN: 9.76 Origin-only ASes present in the Internet Routing Table: 31759 Origin ASes announcing only one prefix: 15297 Transit ASes present in the Internet Routing Table: 5099 Transit-only ASes present in the Internet Routing Table: 132 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: 2364 Unregistered ASNs in the Routing Table: 650 Number of 32-bit ASNs allocated by the RIRs: 1605 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2982 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 115 Number of addresses announced to Internet: 2505553152 Equivalent to 149 /8s, 87 /16s and 181 /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: 148415

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

Prefixes being announced by APNIC Region ASes: 86868 Total APNIC prefixes after maximum aggregation: 29084 APNIC Deaggregation factor: 2.99 Prefixes being announced from the APNIC address blocks: 84321 Unique aggregates announced from the APNIC address blocks: 37664 APNIC Region origin ASes present in the Internet Routing Table: 4469 APNIC Prefixes per ASN: 18.87 APNIC Region origin ASes announcing only one prefix: 1258 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: 622016768 Equivalent to 37 /8s, 19 /16s and 57 /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: 140530 Total ARIN prefixes after maximum aggregation: 72561 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 112687 Unique aggregates announced from the ARIN address blocks: 46727 ARIN Region origin ASes present in the Internet Routing Table: 14433 ARIN Prefixes per ASN: 7.81 ARIN Region origin ASes announcing only one prefix: 5540 ARIN Region transit ASes present in the Internet Routing Table: 1463 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: 803209728 Equivalent to 47 /8s, 224 /16s and 2 /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: 87253 Total RIPE prefixes after maximum aggregation: 49390 RIPE Deaggregation factor: 1.77 Prefixes being announced from the RIPE address blocks: 80583 Unique aggregates announced from the RIPE address blocks: 53048 RIPE Region origin ASes present in the Internet Routing Table: 15824 RIPE Prefixes per ASN: 5.09 RIPE Region origin ASes announcing only one prefix: 7901 RIPE Region transit ASes present in the Internet Routing Table: 2503 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: 484443904 Equivalent to 28 /8s, 224 /16s and 7 /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: 33197 Total LACNIC prefixes after maximum aggregation: 7535 LACNIC Deaggregation factor: 4.41 Prefixes being announced from the LACNIC address blocks: 32608 Unique aggregates announced from the LACNIC address blocks: 17272 LACNIC Region origin ASes present in the Internet Routing Table: 1480 LACNIC Prefixes per ASN: 22.03 LACNIC Region origin ASes announcing only one prefix: 449 LACNIC Region transit ASes present in the Internet Routing Table: 265 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: 87206912 Equivalent to 5 /8s, 50 /16s and 172 /24s Percentage of available LACNIC address space announced: 57.8

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: 8085 Total AfriNIC prefixes after maximum aggregation: 1971 AfriNIC Deaggregation factor: 4.10 Prefixes being announced from the AfriNIC address blocks: 6369 Unique aggregates announced from the AfriNIC address blocks: 2022 AfriNIC Region origin ASes present in the Internet Routing Table: 472 AfriNIC Prefixes per ASN: 13.49 AfriNIC Region origin ASes announcing only one prefix: 149 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: 26907136 Equivalent to 1 /8s, 154 /16s and 146 /24s Percentage of available AfriNIC address space announced: 40.1

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 1929 11038 644 Korea Telecom (KIX) 7545 1557 301 85 TPG Internet Pty Ltd 17974 1550 508 32 PT Telekomunikasi Indonesia 4755 1504 375 169 TATA Communications formerly 24560 1194 336 187 Bharti Airtel Ltd., Telemedia 9829 1114 929 42 National Internet Backbone 9583 1076 80 511 Sify Limited 17488 966 190 113 Hathway IP Over Cable Interne 7552 954 1062 11 Vietel Corporation 4808 950 2004 274 CNCGROUP IP network China169

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 3620 3818 238 BellSouth.net Inc. 18566 1911 364 239 Covad Communications Co. 1785 1814 681 121 PaeTec Communications, Inc. 7029 1644 1031 209 Windstream Communications Inc 4323 1615 1098 402 tw telecom holdings, inc. 20115 1590 1538 623 Charter Communications 19262 1413 4792 392 Verizon Online LLC 22773 1405 2900 90 Cox Communications Inc. 7018 1371 7101 901 AT&T Services, Inc. 2386 1257 520 905 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 455 593 7 France Telecom Espana SA 8866 454 133 26 Bulgarian Telecommunication C 29049 434 32 53 AzerSat LLC. 3320 422 8151 368 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 1251 2729 349 Uninet S.A. de C.V. 7303 1043 577 162 Telecom Argentina S.A. 6503 750 451 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 11172 502 100 86 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 798 147 34 LINKdotNET AS number 8452 696 445 11 TEDATA 15475 510 74 8 Nile Online 3741 265 937 226 The Internet Solution 6713 260 519 14 Itissalat Al-MAGHRIB 36992 258 415 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 150 697 88 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 3620 3818 238 BellSouth.net Inc. 23456 2982 717 1597 32-bit ASN transition 4766 1929 11038 644 Korea Telecom (KIX) 18566 1911 364 239 Covad Communications Co. 1785 1814 681 121 PaeTec Communications, Inc. 7029 1644 1031 209 Windstream Communications Inc 4323 1615 1098 402 tw telecom holdings, inc. 20115 1590 1538 623 Charter Communications 10620 1565 288 167 Types of queries are: POCs, o 7545 1557 301 85 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 1693 PaeTec Communications, Inc. 18566 1911 1672 Covad Communications Co. 17974 1550 1518 PT Telekomunikasi Indonesia 7545 1557 1472 TPG Internet Pty Ltd 7029 1644 1435 Windstream Communications Inc 10620 1565 1398 Types of queries are: POCs, o 23456 2982 1385 32-bit ASN transition 4755 1504 1335 TATA Communications formerly 22773 1405 1315 Cox Communications Inc. 4766 1929 1285 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 /12:234 /13:465 /14:798 /15:1404 /16:12016 /17:5869 /18:9773 /19:19618 /20:26288 /21:26229 /22:34697 /23:33532 /24:188036 /25:12 /26:19 /27:23 /28:153 /29:109 /30:59 /31:0 /32:127

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

ASN No of nets Total ann. Description 6389 2242 3620 BellSouth.net Inc. 18566 1868 1911 Covad Communications Co. 23456 1470 2982 32-bit ASN transition 10620 1460 1565 Types of queries are: POCs, o 7029 1321 1644 Windstream Communications Inc 11492 1095 1141 CABLE ONE, INC. 7011 1057 1159 Frontier Communications of Am 1785 1052 1814 PaeTec Communications, Inc. 6478 968 996 AT&T Services, Inc. 22773 904 1405 Cox Communications Inc.

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

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

1:339 2:45 4:16 5:1 6:3 8:339 12:1959 13:1 14:485 15:15 16:3 17:5 20:9 23:16 24:1675 27:847 31:512 32:59 33:4 34:2 36:4 38:724 40:104 41:2507 42:36 44:3 46:1047 47:3 49:201 50:377 52:13 54:2 55:6 56:2 57:33 58:816 59:481 60:376 61:1021 62:1050 63:1933 64:3963 65:2298 66:3900 67:1887 68:1107 69:3031 70:776 71:373 72:1860 74:2432 75:327 76:340 77:863 78:704 79:481 80:1118 81:841 82:508 83:469 84:689 85:1066 86:518 87:764 88:334 89:1533 90:224 91:3989 92:527 93:1053 94:1337 95:867 96:415 97:264 98:913 99:37 101:78 103:164 106:79 107:26 108:73 109:1028 110:610 111:714 112:296 113:404 114:556 115:667 116:965 117:659 118:808 119:1169 120:312 121:648 122:1601 123:968 124:1276 125:1278 128:208 129:163 130:164 131:568 132:107 133:21 134:206 135:52 136:213 137:129 138:296 139:113 140:458 141:254 142:387 143:419 144:482 145:56 146:450 147:213 148:602 149:251 150:152 151:189 152:339 153:182 154:4 155:399 156:196 157:324 158:140 159:389 160:316 161:196 162:307 163:156 164:505 165:362 166:531 167:432 168:736 169:151 170:834 171:81 172:1 173:1616 174:610 175:373 176:148 177:189 178:996 180:891 181:25 182:502 183:234 184:341 185:1 186:1306 187:740 188:894 189:967 190:5017 192:5877 193:4979 194:3507 195:3066 196:1200 197:45 198:3532 199:3955 200:5492 201:1470 202:8199 203:8367 204:4166 205:2303 206:2568 207:2727 208:3983 209:3386 210:2598 211:1446 212:2103 213:1780 214:784 215:68 216:4862 217:1632 218:536 219:342 220:1197 221:478 222:310 223:233

End of report