Orbit

Routing Table Report 08:00 +10GMT Sat 30 Jul, 2011

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

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

BGP routing table entries examined: 359561 Prefixes after maximum aggregation: 163783 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 181184 Total ASes present in the Internet Routing Table: 36855 Prefixes per ASN: 9.76 Origin-only ASes present in the Internet Routing Table: 31773 Origin ASes announcing only one prefix: 15298 Transit ASes present in the Internet Routing Table: 5082 Transit-only ASes present in the Internet Routing Table: 129 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: 2367 Unregistered ASNs in the Routing Table: 650 Number of 32-bit ASNs allocated by the RIRs: 1603 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2963 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 118 Number of addresses announced to Internet: 2505321216 Equivalent to 149 /8s, 84 /16s and 43 /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: 148493

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

Prefixes being announced by APNIC Region ASes: 86748 Total APNIC prefixes after maximum aggregation: 29073 APNIC Deaggregation factor: 2.98 Prefixes being announced from the APNIC address blocks: 84205 Unique aggregates announced from the APNIC address blocks: 37527 APNIC Region origin ASes present in the Internet Routing Table: 4465 APNIC Prefixes per ASN: 18.86 APNIC Region origin ASes announcing only one prefix: 1259 APNIC Region transit ASes present in the Internet Routing Table: 676 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: 621971200 Equivalent to 37 /8s, 18 /16s and 135 /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: 140427 Total ARIN prefixes after maximum aggregation: 72509 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 112580 Unique aggregates announced from the ARIN address blocks: 46612 ARIN Region origin ASes present in the Internet Routing Table: 14433 ARIN Prefixes per ASN: 7.80 ARIN Region origin ASes announcing only one prefix: 5541 ARIN Region transit ASes present in the Internet Routing Table: 1458 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: 802930432 Equivalent to 47 /8s, 219 /16s and 191 /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: 87281 Total RIPE prefixes after maximum aggregation: 49394 RIPE Deaggregation factor: 1.77 Prefixes being announced from the RIPE address blocks: 80594 Unique aggregates announced from the RIPE address blocks: 53054 RIPE Region origin ASes present in the Internet Routing Table: 15823 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: 2497 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: 484455680 Equivalent to 28 /8s, 224 /16s and 53 /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: 33257 Total LACNIC prefixes after maximum aggregation: 7544 LACNIC Deaggregation factor: 4.41 Prefixes being announced from the LACNIC address blocks: 32656 Unique aggregates announced from the LACNIC address blocks: 17283 LACNIC Region origin ASes present in the Internet Routing Table: 1479 LACNIC Prefixes per ASN: 22.08 LACNIC Region origin ASes announcing only one prefix: 448 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: 87218688 Equivalent to 5 /8s, 50 /16s and 218 /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: 8187 Total AfriNIC prefixes after maximum aggregation: 1983 AfriNIC Deaggregation factor: 4.13 Prefixes being announced from the AfriNIC address blocks: 6467 Unique aggregates announced from the AfriNIC address blocks: 2024 AfriNIC Region origin ASes present in the Internet Routing Table: 476 AfriNIC Prefixes per ASN: 13.59 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: 26906624 Equivalent to 1 /8s, 154 /16s and 144 /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 1920 11037 640 Korea Telecom (KIX) 7545 1556 301 84 TPG Internet Pty Ltd 4755 1505 375 169 TATA Communications formerly 17974 1504 508 32 PT Telekomunikasi Indonesia 24560 1194 336 187 Bharti Airtel Ltd., Telemedia 9829 1115 929 42 National Internet Backbone 9583 1075 80 510 Sify Limited 17488 975 189 114 Hathway IP Over Cable Interne 7552 955 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 1815 681 121 PaeTec Communications, Inc. 7029 1643 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 1373 7101 900 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 456 593 7 France Telecom Espana SA 8866 454 133 26 Bulgarian Telecommunication C 29049 431 31 49 AzerSat LLC. 3320 424 8151 370 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 1268 996 67 Types of queries are: POCs, o 8151 1254 2730 351 Uninet S.A. de C.V. 7303 1044 577 163 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 27947 500 54 49 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 24863 796 147 34 LINKdotNET AS number 8452 791 445 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 149 697 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 3620 3818 238 BellSouth.net Inc. 23456 2963 717 1595 32-bit ASN transition 4766 1920 11037 640 Korea Telecom (KIX) 18566 1911 364 239 Covad Communications Co. 1785 1815 681 121 PaeTec Communications, Inc. 7029 1643 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 1556 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 1815 1694 PaeTec Communications, Inc. 18566 1911 1672 Covad Communications Co. 7545 1556 1472 TPG Internet Pty Ltd 17974 1504 1472 PT Telekomunikasi Indonesia 7029 1643 1434 Windstream Communications Inc 10620 1565 1398 Types of queries are: POCs, o 23456 2963 1368 32-bit ASN transition 4755 1505 1336 TATA Communications formerly 22773 1405 1315 Cox Communications Inc. 4766 1920 1280 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 /16:12017 /17:5865 /18:9780 /19:19615 /20:26263 /21:26229 /22:34696 /23:33536 /24:188009 /25:12 /26:19 /27:23 /28:156 /29:112 /30:59 /31:0 /32:129

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. 10620 1460 1565 Types of queries are: POCs, o 23456 1456 2963 32-bit ASN transition 7029 1321 1643 Windstream Communications Inc 11492 1095 1141 CABLE ONE, INC. 7011 1057 1159 Frontier Communications of Am 1785 1053 1815 PaeTec Communications, Inc. 6478 973 1001 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) ----------------------------------------------

1:338 2:46 4:16 5:1 6:3 8:339 12:1959 13:1 14:485 15:15 16:3 17:5 20:10 23:16 24:1676 27:854 31:506 32:59 33:4 34:2 36:4 38:724 40:104 41:2556 42:36 44:3 46:1050 47:3 49:201 50:356 52:13 54:2 55:6 56:2 57:33 58:816 59:482 60:376 61:1020 62:1049 63:1931 64:3963 65:2299 66:3892 67:1887 68:1107 69:3054 70:776 71:373 72:1870 74:2432 75:327 76:340 77:864 78:706 79:477 80:1118 81:842 82:507 83:469 84:690 85:1070 86:519 87:765 88:334 89:1533 90:224 91:3988 92:527 93:1057 94:1337 95:867 96:415 97:256 98:912 99:37 101:77 103:162 106:78 107:26 108:73 109:1016 110:601 111:714 112:298 113:404 114:554 115:668 116:965 117:644 118:813 119:1164 120:312 121:648 122:1601 123:964 124:1276 125:1279 128:208 129:163 130:164 131:576 132:105 133:21 134:206 135:52 136:212 137:129 138:296 139:113 140:458 141:255 142:387 143:419 144:483 145:56 146:449 147:213 148:605 149:251 150:153 151:189 152:339 153:182 154:4 155:399 156:196 157:324 158:140 159:386 160:316 161:195 162:307 163:156 164:507 165:367 166:531 167:432 168:740 169:151 170:834 171:81 172:1 173:1593 174:609 175:372 176:148 177:187 178:995 180:901 181:26 182:500 183:234 184:340 185:1 186:1311 187:747 188:894 189:966 190:5025 192:5876 193:4980 194:3504 195:3063 196:1207 197:46 198:3531 199:3948 200:5477 201:1472 202:8182 203:8359 204:4161 205:2304 206:2577 207:2727 208:3984 209:3385 210:2594 211:1444 212:2100 213:1784 214:769 215:69 216:4875 217:1632 218:536 219:338 220:1190 221:478 222:308 223:233

End of report