Orbit

Routing Table Report 08:00 +10GMT Thu 27 Oct, 2011

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

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

BGP routing table entries examined: 373807 Prefixes after maximum aggregation: 164154 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 185510 Total ASes present in the Internet Routing Table: 37446 Prefixes per ASN: 9.98 Origin-only ASes present in the Internet Routing Table: 32302 Origin ASes announcing only one prefix: 15520 Transit ASes present in the Internet Routing Table: 5144 Transit-only ASes present in the Internet Routing Table: 130 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 27 Max AS path prepend of ASN (51310) 25 Prefixes from unregistered ASNs in the Routing Table: 2274 Unregistered ASNs in the Routing Table: 907 Number of 32-bit ASNs allocated by the RIRs: 1897 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3574 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 87 Number of addresses announced to Internet: 2505111296 Equivalent to 149 /8s, 80 /16s and 247 /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: 91.5 Total number of prefixes smaller than registry allocations: 157125

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

Prefixes being announced by APNIC Region ASes: 88441 Total APNIC prefixes after maximum aggregation: 29602 APNIC Deaggregation factor: 2.99 Prefixes being announced from the APNIC address blocks: 85862 Unique aggregates announced from the APNIC address blocks: 37624 APNIC Region origin ASes present in the Internet Routing Table: 4527 APNIC Prefixes per ASN: 18.97 APNIC Region origin ASes announcing only one prefix: 1278 APNIC Region transit ASes present in the Internet Routing Table: 689 Average APNIC Region AS path length visible: 4.0 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: 628477696 Equivalent to 37 /8s, 117 /16s and 207 /24s Percentage of available APNIC address space announced: 79.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-132095, 132096-133119 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: 144363 Total ARIN prefixes after maximum aggregation: 73982 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 116577 Unique aggregates announced from the ARIN address blocks: 48257 ARIN Region origin ASes present in the Internet Routing Table: 14671 ARIN Prefixes per ASN: 7.95 ARIN Region origin ASes announcing only one prefix: 5654 ARIN Region transit ASes present in the Internet Routing Table: 1495 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 804735488 Equivalent to 47 /8s, 247 /16s and 74 /24s Percentage of available ARIN address space announced: 64.0

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: 93361 Total RIPE prefixes after maximum aggregation: 50675 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 85955 Unique aggregates announced from the RIPE address blocks: 54211 RIPE Region origin ASes present in the Internet Routing Table: 16056 RIPE Prefixes per ASN: 5.35 RIPE Region origin ASes announcing only one prefix: 7988 RIPE Region transit ASes present in the Internet Routing Table: 2519 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 491081984 Equivalent to 29 /8s, 69 /16s and 81 /24s Percentage of available RIPE address space announced: 79.1

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: 34856 Total LACNIC prefixes after maximum aggregation: 7808 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 34438 Unique aggregates announced from the LACNIC address blocks: 18093 LACNIC Region origin ASes present in the Internet Routing Table: 1525 LACNIC Prefixes per ASN: 22.58 LACNIC Region origin ASes announcing only one prefix: 445 LACNIC Region transit ASes present in the Internet Routing Table: 266 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: 92251392 Equivalent to 5 /8s, 127 /16s and 165 /24s Percentage of available LACNIC address space announced: 61.1

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: 8518 Total AfriNIC prefixes after maximum aggregation: 2009 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 6604 Unique aggregates announced from the AfriNIC address blocks: 1981 AfriNIC Region origin ASes present in the Internet Routing Table: 491 AfriNIC Prefixes per ASN: 13.45 AfriNIC Region origin ASes announcing only one prefix: 155 AfriNIC Region transit ASes present in the Internet Routing Table: 107 Average AfriNIC Region AS path length visible: 3.3 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: 27902464 Equivalent to 1 /8s, 169 /16s and 194 /24s Percentage of available AfriNIC address space announced: 41.6

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 1941 11088 658 Korea Telecom (KIX) 17974 1648 511 36 PT Telekomunikasi Indonesia 7545 1610 303 86 TPG Internet Pty Ltd 4755 1535 377 175 TATA Communications formerly 9829 1160 989 28 National Internet Backbone 9583 1091 80 499 Sify Limited 7552 984 1062 11 Vietel Corporation 4808 977 2017 280 CNCGROUP IP network China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 953 166 150 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 3546 3815 221 BellSouth.net Inc. 7029 2362 1042 210 Windstream Communications Inc 18566 2096 382 176 Covad Communications Co. 1785 1837 680 120 PaeTec Communications, Inc. 4323 1623 1094 389 tw telecom holdings, inc. 20115 1594 1546 620 Charter Communications 22773 1463 2907 100 Cox Communications Inc. 19262 1395 4728 400 Verizon Online LLC 30036 1389 252 669 Mediacom Communications Corp 7018 1326 7063 871 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 3352 2187 2317 51 Internet Access Network of TD 8402 1511 352 13 Corbina telecom 6830 652 1927 415 UPC Broadband 34984 589 108 179 BILISIM TELEKOM 20940 554 184 427 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 504 8169 384 Deutsche Telekom AG 12479 482 595 8 France Telecom Espana SA 3292 480 2074 407 TDC Data Networks 8866 458 133 26 Bulgarian Telecommunication C

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 1694 313 155 Types of queries are: POCs, o 28573 1460 1032 70 Types of queries are: POCs, o 8151 1281 2908 343 Uninet S.A. de C.V. 7303 1229 747 177 Telecom Argentina S.A. 22047 580 322 17 Types of queries are: POCs, o 27947 578 72 85 Telconet S.A 6503 558 450 70 Axtel, S.A.B. de C.V. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 3816 541 233 95 Types of queries are: POCs, o 11172 522 101 96 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 798 146 33 LINKdotNET AS number 8452 640 446 12 TEDATA 15475 454 74 8 Nile Online 36992 297 415 21 Etisalat MISR 3741 280 939 229 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 29571 218 17 13 Ci Telecom Autonomous system 33776 209 13 14 Starcomms Nigeria Limited 12258 197 28 58 Vodacom Internet Company

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 3546 3815 221 BellSouth.net Inc. 7029 2362 1042 210 Windstream Communications Inc 3352 2187 2317 51 Internet Access Network of TD 18566 2096 382 176 Covad Communications Co. 4766 1941 11088 658 Korea Telecom (KIX) 1785 1837 680 120 PaeTec Communications, Inc. 10620 1694 313 155 Types of queries are: POCs, o 17974 1648 511 36 PT Telekomunikasi Indonesia 4323 1623 1094 389 tw telecom holdings, inc. 7545 1610 303 86 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 7029 2362 2152 Windstream Communications Inc 3352 2187 2136 Internet Access Network of TD 18566 2096 1920 Covad Communications Co. 1785 1837 1717 PaeTec Communications, Inc. 17974 1648 1612 PT Telekomunikasi Indonesia 10620 1694 1539 Types of queries are: POCs, o 7545 1610 1524 TPG Internet Pty Ltd 8402 1511 1498 Corbina telecom 28573 1460 1390 Types of queries are: POCs, o 22773 1463 1363 Cox Communications 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. 25639 UNALLOCATED 12.41.169.0/24 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 0 * 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 /8:20 /9:12 /10:27 /11:81 /12:237 /13:465 /14:806 /15:1422 /16:11978 /17:6053 /18:10000 /19:20028 /20:27430 /21:27623 /22:37004 /23:35534 /24:194557 /25:11 /26:20 /27:22 /28:155 /29:126 /30:63 /31:0 /32:133

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

ASN No of nets Total ann. Description 6389 2185 3546 BellSouth.net Inc. 18566 2046 2096 Covad Communications Co. 7029 2016 2362 Windstream Communications Inc 3352 1736 2187 Internet Access Network of TD 10620 1589 1694 Types of queries are: POCs, o 8402 1487 1511 Corbina telecom 30036 1350 1389 Mediacom Communications Corp 11492 1118 1155 CABLE ONE, INC. 1785 1056 1837 PaeTec Communications, Inc. 7011 1050 1168 Frontier Communications of Am

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

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

1:408 2:486 4:15 5:1 6:3 8:357 12:1954 13:1 14:527 15:11 16:3 17:7 20:9 23:59 24:1672 27:926 31:614 32:60 33:4 34:2 36:4 38:751 40:110 41:2671 42:11 44:3 46:1007 47:3 49:289 50:438 52:13 55:6 56:2 57:39 58:787 59:488 60:360 61:1012 62:1082 63:1952 64:4014 65:2303 66:4263 67:1973 68:1149 69:3190 70:879 71:380 72:1804 74:2571 75:391 76:318 77:885 78:871 79:457 80:1582 81:952 82:507 83:578 84:619 85:1126 86:410 87:891 88:422 89:1603 90:238 91:4231 92:531 93:1538 94:1310 95:1069 96:429 97:284 98:923 99:37 101:99 103:397 106:70 107:77 108:72 109:1046 110:622 111:787 112:324 113:466 114:603 115:630 116:784 117:683 118:847 119:1070 120:337 121:681 122:1542 123:1014 124:1288 125:1300 128:209 129:177 130:158 131:589 132:138 133:21 134:211 135:54 136:211 137:136 138:284 139:120 140:465 141:299 142:373 143:423 144:489 145:63 146:451 147:223 148:620 149:266 150:159 151:192 152:445 153:178 154:6 155:388 156:205 157:331 158:153 159:413 160:328 161:204 162:338 163:163 164:506 165:368 166:537 167:437 168:737 169:144 170:872 171:85 172:4 173:1711 174:669 175:365 176:293 177:354 178:1061 180:1095 181:36 182:638 183:210 184:377 185:1 186:1298 187:698 188:940 189:867 190:5108 192:5886 193:5041 194:3558 195:3104 196:1234 197:162 198:3566 199:4128 200:5453 201:1684 202:8002 203:8311 204:4225 205:2344 206:2582 207:2750 208:3998 209:3541 210:2571 211:1449 212:2098 213:1806 214:791 215:95 216:4895 217:1611 218:554 219:338 220:1209 221:500 222:296 223:267

End of report