Orbit

Routing Table Report 08:00 +10GMT Wed 26 Oct, 2011

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

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

BGP routing table entries examined: 374843 Prefixes after maximum aggregation: 164184 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 185895 Total ASes present in the Internet Routing Table: 37461 Prefixes per ASN: 10.01 Origin-only ASes present in the Internet Routing Table: 32312 Origin ASes announcing only one prefix: 15528 Transit ASes present in the Internet Routing Table: 5149 Transit-only ASes present in the Internet Routing Table: 128 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: 2264 Unregistered ASNs in the Routing Table: 900 Number of 32-bit ASNs allocated by the RIRs: 1889 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3557 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 89 Number of addresses announced to Internet: 2505121280 Equivalent to 149 /8s, 81 /16s and 30 /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: 157114

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

Prefixes being announced by APNIC Region ASes: 89539 Total APNIC prefixes after maximum aggregation: 29642 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 86958 Unique aggregates announced from the APNIC address blocks: 38038 APNIC Region origin ASes present in the Internet Routing Table: 4542 APNIC Prefixes per ASN: 19.15 APNIC Region origin ASes announcing only one prefix: 1282 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: 628983552 Equivalent to 37 /8s, 125 /16s and 135 /24s Percentage of available APNIC address space announced: 79.8

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: 144327 Total ARIN prefixes after maximum aggregation: 73958 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 116541 Unique aggregates announced from the ARIN address blocks: 48249 ARIN Region origin ASes present in the Internet Routing Table: 14670 ARIN Prefixes per ASN: 7.94 ARIN Region origin ASes announcing only one prefix: 5654 ARIN Region transit ASes present in the Internet Routing Table: 1493 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: 804717312 Equivalent to 47 /8s, 247 /16s and 3 /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: 93367 Total RIPE prefixes after maximum aggregation: 50687 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 85974 Unique aggregates announced from the RIPE address blocks: 54219 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: 2527 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: 490990336 Equivalent to 29 /8s, 67 /16s and 235 /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: 34825 Total LACNIC prefixes after maximum aggregation: 7802 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 34392 Unique aggregates announced from the LACNIC address blocks: 18070 LACNIC Region origin ASes present in the Internet Routing Table: 1525 LACNIC Prefixes per ASN: 22.55 LACNIC Region origin ASes announcing only one prefix: 446 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: 91613184 Equivalent to 5 /8s, 117 /16s and 232 /24s Percentage of available LACNIC address space announced: 60.7

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: 8531 Total AfriNIC prefixes after maximum aggregation: 2017 AfriNIC Deaggregation factor: 4.23 Prefixes being announced from the AfriNIC address blocks: 6618 Unique aggregates announced from the AfriNIC address blocks: 1984 AfriNIC Region origin ASes present in the Internet Routing Table: 495 AfriNIC Prefixes per ASN: 13.37 AfriNIC Region origin ASes announcing only one prefix: 158 AfriNIC Region transit ASes present in the Internet Routing Table: 109 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: 27924736 Equivalent to 1 /8s, 170 /16s and 25 /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 1940 11088 658 Korea Telecom (KIX) 7545 1611 303 87 TPG Internet Pty Ltd 17974 1610 511 36 PT Telekomunikasi Indonesia 4755 1534 377 174 TATA Communications formerly 9829 1166 989 28 National Internet Backbone 9583 1091 80 499 Sify Limited 7552 984 1062 11 Vietel Corporation 4808 973 2003 277 CNCGROUP IP network China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 954 166 150 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 3545 3814 223 BellSouth.net Inc. 7029 2331 1042 210 Windstream Communications Inc 18566 2097 382 176 Covad Communications Co. 1785 1844 680 122 PaeTec Communications, Inc. 4323 1623 1094 389 tw telecom holdings, inc. 20115 1594 1546 620 Charter Communications 22773 1461 2907 100 Cox Communications Inc. 30036 1396 253 671 Mediacom Communications Corp 19262 1395 4728 400 Verizon Online LLC 7018 1324 7063 873 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 2193 2317 51 Internet Access Network of TD 8402 1508 352 13 Corbina telecom 6830 652 1927 415 UPC Broadband 34984 589 108 179 BILISIM TELEKOM 20940 549 182 423 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 504 8169 384 Deutsche Telekom AG 3292 483 2080 410 TDC Data Networks 12479 481 595 8 France Telecom Espana SA 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 1454 1032 69 Types of queries are: POCs, o 8151 1288 2894 347 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 577 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 800 146 33 LINKdotNET AS number 8452 633 446 12 TEDATA 15475 454 74 8 Nile Online 36992 298 415 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 199 12 16 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 3545 3814 223 BellSouth.net Inc. 7029 2331 1042 210 Windstream Communications Inc 3352 2193 2317 51 Internet Access Network of TD 18566 2097 382 176 Covad Communications Co. 4766 1940 11088 658 Korea Telecom (KIX) 1785 1844 680 122 PaeTec Communications, Inc. 10620 1694 313 155 Types of queries are: POCs, o 4323 1623 1094 389 tw telecom holdings, inc. 7545 1611 303 87 TPG Internet Pty Ltd 17974 1610 511 36 PT Telekomunikasi Indonesia

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

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 3352 2193 2142 Internet Access Network of TD 7029 2331 2121 Windstream Communications Inc 18566 2097 1921 Covad Communications Co. 1785 1844 1722 PaeTec Communications, Inc. 17974 1610 1574 PT Telekomunikasi Indonesia 10620 1694 1539 Types of queries are: POCs, o 7545 1611 1524 TPG Internet Pty Ltd 8402 1508 1495 Corbina telecom 28573 1454 1385 Types of queries are: POCs, o 22773 1461 1361 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 /13:464 /14:806 /15:1422 /16:11979 /17:6055 /18:10011 /19:20056 /20:27458 /21:27582 /22:37035 /23:35583 /24:195484 /25:11 /26:20 /27:22 /28:155 /29:127 /30:63 /31:0 /32:133

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

ASN No of nets Total ann. Description 6389 2184 3545 BellSouth.net Inc. 18566 2047 2097 Covad Communications Co. 7029 1987 2331 Windstream Communications Inc 3352 1742 2193 Internet Access Network of TD 10620 1589 1694 Types of queries are: POCs, o 8402 1484 1508 Corbina telecom 30036 1357 1396 Mediacom Communications Corp 11492 1118 1155 CABLE ONE, INC. 1785 1057 1844 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 2:484 4:15 5:1 6:3 8:357 12:1954 13:1 14:533 15:11 16:3 17:7 20:9 23:58 24:1666 27:959 31:612 32:60 33:4 34:2 36:4 38:750 40:110 41:2669 42:54 44:3 46:1006 47:3 49:288 50:441 52:13 55:6 56:2 57:38 58:842 59:491 60:360 61:996 62:1088 63:1952 64:4012 65:2302 66:4272 67:1990 68:1146 69:3187 70:889 71:379 72:1801 74:2555 75:391 76:319 77:885 78:872 79:458 80:1590 81:956 82:500 83:578 84:619 85:1125 86:410 87:894 88:420 89:1604 90:237 91:4222 92:531 93:1539 94:1309 95:1068 96:427 97:284 98:921 99:37 101:100 103:391 106:70 107:75 108:72 109:1046 110:643 111:788 112:323 113:465 114:602 115:675 116:863 117:693 118:859 119:1214 120:337 121:680 122:1552 123:1015 124:1296 125:1303 128:209 129:177 130:159 131:588 132:138 133:21 134:210 135:54 136:211 137:137 138:284 139:120 140:465 141:299 142:371 143:420 144:488 145:62 146:469 147:223 148:620 149:266 150:159 151:191 152:445 153:178 154:6 155:388 156:205 157:331 158:153 159:412 160:325 161:204 162:332 163:162 164:506 165:368 166:535 167:438 168:737 169:144 170:872 171:85 172:4 173:1707 174:685 175:411 176:289 177:353 178:1063 180:1091 181:36 182:637 183:208 184:379 185:1 186:1300 187:705 188:937 189:873 190:5108 192:5882 193:5040 194:3560 195:3095 196:1238 197:162 198:3573 199:4137 200:5449 201:1683 202:8278 203:8391 204:4226 205:2338 206:2581 207:2761 208:4010 209:3545 210:2617 211:1448 212:2103 213:1807 214:788 215:94 216:4896 217:1614 218:554 219:338 220:1203 221:501 222:297 223:267

End of report