Orbit

Routing Table Report 08:00 +10GMT Sat 23 Jul, 2011

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

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

BGP routing table entries examined: 358857 Prefixes after maximum aggregation: 163759 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 180796 Total ASes present in the Internet Routing Table: 36840 Prefixes per ASN: 9.74 Origin-only ASes present in the Internet Routing Table: 31769 Origin ASes announcing only one prefix: 15308 Transit ASes present in the Internet Routing Table: 5071 Transit-only ASes present in the Internet Routing Table: 125 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: 2319 Unregistered ASNs in the Routing Table: 632 Number of 32-bit ASNs allocated by the RIRs: 1585 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 2935 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 119 Number of addresses announced to Internet: 2501280256 Equivalent to 149 /8s, 22 /16s and 130 /24s Percentage of available address space announced: 67.5 Percentage of allocated address space announced: 67.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.1 Total number of prefixes smaller than registry allocations: 148178

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

Prefixes being announced by APNIC Region ASes: 86435 Total APNIC prefixes after maximum aggregation: 29039 APNIC Deaggregation factor: 2.98 Prefixes being announced from the APNIC address blocks: 84048 Unique aggregates announced from the APNIC address blocks: 37500 APNIC Region origin ASes present in the Internet Routing Table: 4469 APNIC Prefixes per ASN: 18.81 APNIC Region origin ASes announcing only one prefix: 1265 APNIC Region transit ASes present in the Internet Routing Table: 678 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: 621636864 Equivalent to 37 /8s, 13 /16s and 109 /24s Percentage of available APNIC address space announced: 78.8

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: 140422 Total ARIN prefixes after maximum aggregation: 72575 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 112597 Unique aggregates announced from the ARIN address blocks: 46615 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: 5550 ARIN Region transit ASes present in the Internet Routing Table: 1457 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: 802734848 Equivalent to 47 /8s, 216 /16s and 195 /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: 87064 Total RIPE prefixes after maximum aggregation: 49340 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 80433 Unique aggregates announced from the RIPE address blocks: 52963 RIPE Region origin ASes present in the Internet Routing Table: 15813 RIPE Prefixes per ASN: 5.09 RIPE Region origin ASes announcing only one prefix: 7891 RIPE Region transit ASes present in the Internet Routing Table: 2493 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: 484018432 Equivalent to 28 /8s, 217 /16s and 137 /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: 32951 Total LACNIC prefixes after maximum aggregation: 7530 LACNIC Deaggregation factor: 4.38 Prefixes being announced from the LACNIC address blocks: 32440 Unique aggregates announced from the LACNIC address blocks: 17076 LACNIC Region origin ASes present in the Internet Routing Table: 1474 LACNIC Prefixes per ASN: 22.01 LACNIC Region origin ASes announcing only one prefix: 448 LACNIC Region transit ASes present in the Internet Routing Table: 262 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: 86392320 Equivalent to 5 /8s, 38 /16s and 62 /24s Percentage of available LACNIC address space announced: 57.2

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: 8360 Total AfriNIC prefixes after maximum aggregation: 2030 AfriNIC Deaggregation factor: 4.12 Prefixes being announced from the AfriNIC address blocks: 6530 Unique aggregates announced from the AfriNIC address blocks: 1994 AfriNIC Region origin ASes present in the Internet Routing Table: 477 AfriNIC Prefixes per ASN: 13.69 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 103 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: 24486144 Equivalent to 1 /8s, 117 /16s and 161 /24s Percentage of available AfriNIC address space announced: 36.5

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 1910 11036 633 Korea Telecom (KIX) 17974 1562 508 32 PT Telekomunikasi Indonesia 7545 1553 301 84 TPG Internet Pty Ltd 4755 1503 375 170 TATA Communications formerly 24560 1161 336 187 Bharti Airtel Ltd., Telemedia 9829 1103 920 50 National Internet Backbone 9583 1069 78 506 Sify Limited 17488 965 187 107 Hathway IP Over Cable Interne 4808 949 2003 274 CNCGROUP IP network China169 18101 933 116 139 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 3617 3818 239 BellSouth.net Inc. 18566 1912 365 240 Covad Communications Co. 1785 1814 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1538 623 Charter Communications 19262 1411 4760 391 Verizon Online LLC 7029 1391 1031 209 Windstream Communications Inc 7018 1375 7101 902 AT&T Services, Inc. 22773 1352 2897 89 Cox Communications Inc. 2386 1259 521 907 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 460 132 355 Akamai Technologies European 12479 455 593 7 France Telecom Espana SA 8866 448 133 26 Bulgarian Telecommunication C 29049 432 32 47 AzerSat LLC. 3320 423 8151 369 Deutsche Telekom AG 8551 404 355 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 1559 287 163 Types of queries are: POCs, o 28573 1259 995 78 Types of queries are: POCs, o 8151 1253 2728 350 Uninet S.A. de C.V. 7303 991 514 166 Telecom Argentina S.A. 6503 741 354 74 Axtel, S.A.B. de C.V. 14420 700 56 85 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 499 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 814 445 11 TEDATA 24863 791 147 40 LINKdotNET AS number 15475 512 74 8 Nile Online 36992 317 415 15 Etisalat MISR 3741 265 937 226 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 161 78 10 RAYA Telecom - Egypt 15706 158 32 6 Sudatel Internet Exchange Aut 29571 158 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 3617 3818 239 BellSouth.net Inc. 23456 2935 713 1579 32-bit ASN transition 18566 1912 365 240 Covad Communications Co. 4766 1910 11036 633 Korea Telecom (KIX) 1785 1814 681 122 PaeTec Communications, Inc. 4323 1615 1098 402 tw telecom holdings, inc. 20115 1589 1538 623 Charter Communications 17974 1562 508 32 PT Telekomunikasi Indonesia 10620 1559 287 163 Types of queries are: POCs, o 7545 1553 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 1814 1692 PaeTec Communications, Inc. 18566 1912 1672 Covad Communications Co. 17974 1562 1530 PT Telekomunikasi Indonesia 7545 1553 1469 TPG Internet Pty Ltd 10620 1559 1396 Types of queries are: POCs, o 23456 2935 1356 32-bit ASN transition 4755 1503 1333 TATA Communications formerly 4766 1910 1277 Korea Telecom (KIX) 22773 1352 1263 Cox Communications Inc. 4323 1615 1213 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 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 /12:233 /13:465 /14:797 /15:1398 /16:12008 /17:5863 /18:9755 /19:19611 /20:25997 /21:26173 /22:34621 /23:33469 /24:187820 /25:12 /26:19 /27:23 /28:161 /29:105 /30:59 /31:0 /32:128

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

ASN No of nets Total ann. Description 6389 2236 3617 BellSouth.net Inc. 18566 1868 1912 Covad Communications Co. 10620 1454 1559 Types of queries are: POCs, o 23456 1452 2935 32-bit ASN transition 11492 1096 1142 CABLE ONE, INC. 7029 1071 1391 Windstream Communications Inc 7011 1056 1158 Frontier Communications of Am 1785 1054 1814 PaeTec Communications, Inc. 6478 997 1025 AT&T Services, Inc. 22773 867 1352 Cox Communications Inc.

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

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

1:323 2:45 4:16 5:1 6:3 8:338 12:1962 13:1 14:480 15:15 16:3 17:5 20:10 23:14 24:1678 27:836 31:503 32:59 33:4 34:2 36:4 38:726 40:104 41:2608 42:35 44:3 46:1040 47:3 49:198 50:383 52:13 54:2 55:4 56:2 57:34 58:816 59:477 60:383 61:1021 62:1036 63:1925 64:3957 65:2296 66:3855 67:1885 68:1099 69:3053 70:766 71:373 72:1864 74:2416 75:323 76:328 77:852 78:707 79:472 80:1113 81:843 82:501 83:468 84:691 85:1065 86:518 87:766 88:334 89:1534 90:224 91:3965 92:525 93:1058 94:1340 95:862 96:415 97:263 98:891 99:37 101:72 103:139 106:73 107:24 108:73 109:1022 110:610 111:713 112:298 113:409 114:556 115:665 116:962 117:666 118:821 119:1157 120:314 121:652 122:1601 123:965 124:1268 125:1231 128:208 129:163 130:164 131:577 132:105 133:21 134:206 135:52 136:213 137:135 138:300 139:114 140:459 141:253 142:387 143:414 144:475 145:54 146:449 147:215 148:601 149:248 150:152 151:189 152:336 153:182 154:4 155:397 156:195 157:322 158:140 159:387 160:313 161:195 162:307 163:156 164:506 165:365 166:531 167:433 168:735 169:151 170:845 171:80 172:1 173:1612 174:624 175:370 176:144 177:169 178:1005 180:898 181:23 182:495 183:234 184:344 185:1 186:1306 187:761 188:897 189:947 190:4975 192:5863 193:4995 194:3513 195:3047 196:1208 197:42 198:3524 199:3936 200:5486 201:1467 202:8200 203:8352 204:4154 205:2314 206:2583 207:2737 208:3977 209:3407 210:2588 211:1443 212:2103 213:1781 214:762 215:70 216:4925 217:1654 218:534 219:344 220:1196 221:481 222:311 223:218

End of report