Orbit

Routing Table Report 08:00 +10GMT Thu 20 Oct, 2011

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

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

BGP routing table entries examined: 372323 Prefixes after maximum aggregation: 167732 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 185313 Total ASes present in the Internet Routing Table: 37434 Prefixes per ASN: 9.95 Origin-only ASes present in the Internet Routing Table: 32296 Origin ASes announcing only one prefix: 15520 Transit ASes present in the Internet Routing Table: 5138 Transit-only ASes present in the Internet Routing Table: 127 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: 2220 Unregistered ASNs in the Routing Table: 886 Number of 32-bit ASNs allocated by the RIRs: 1870 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3493 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 90 Number of addresses announced to Internet: 2502040576 Equivalent to 149 /8s, 34 /16s and 28 /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: 91.5 Total number of prefixes smaller than registry allocations: 155232

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

Prefixes being announced by APNIC Region ASes: 89483 Total APNIC prefixes after maximum aggregation: 29618 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 86897 Unique aggregates announced from the APNIC address blocks: 38004 APNIC Region origin ASes present in the Internet Routing Table: 4536 APNIC Prefixes per ASN: 19.16 APNIC Region origin ASes announcing only one prefix: 1276 APNIC Region transit ASes present in the Internet Routing Table: 691 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: 628404224 Equivalent to 37 /8s, 116 /16s and 176 /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: 144440 Total ARIN prefixes after maximum aggregation: 73884 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 116667 Unique aggregates announced from the ARIN address blocks: 47951 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: 5660 ARIN Region transit ASes present in the Internet Routing Table: 1492 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: 804740864 Equivalent to 47 /8s, 247 /16s and 95 /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: 91108 Total RIPE prefixes after maximum aggregation: 50596 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83771 Unique aggregates announced from the RIPE address blocks: 54185 RIPE Region origin ASes present in the Internet Routing Table: 16042 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7984 RIPE Region transit ASes present in the Internet Routing Table: 2522 Average RIPE Region AS path length visible: 3.5 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: 490929664 Equivalent to 29 /8s, 66 /16s and 254 /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: 34598 Total LACNIC prefixes after maximum aggregation: 7791 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 34166 Unique aggregates announced from the LACNIC address blocks: 17956 LACNIC Region origin ASes present in the Internet Routing Table: 1527 LACNIC Prefixes per ASN: 22.37 LACNIC Region origin ASes announcing only one prefix: 449 LACNIC Region transit ASes present in the Internet Routing Table: 263 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: 91170816 Equivalent to 5 /8s, 111 /16s and 40 /24s Percentage of available LACNIC address space announced: 60.4

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: 8511 Total AfriNIC prefixes after maximum aggregation: 2011 AfriNIC Deaggregation factor: 4.23 Prefixes being announced from the AfriNIC address blocks: 6602 Unique aggregates announced from the AfriNIC address blocks: 1966 AfriNIC Region origin ASes present in the Internet Routing Table: 486 AfriNIC Prefixes per ASN: 13.58 AfriNIC Region origin ASes announcing only one prefix: 151 AfriNIC Region transit ASes present in the Internet Routing Table: 105 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: 27831296 Equivalent to 1 /8s, 168 /16s and 172 /24s Percentage of available AfriNIC address space announced: 41.5

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 1937 11087 656 Korea Telecom (KIX) 7545 1607 303 86 TPG Internet Pty Ltd 17974 1604 512 38 PT Telekomunikasi Indonesia 4755 1529 379 172 TATA Communications formerly 9829 1166 989 28 National Internet Backbone 9583 1086 80 502 Sify Limited 7552 983 1062 11 Vietel Corporation 24560 973 341 224 Bharti Airtel Ltd., Telemedia 4808 966 2007 274 CNCGROUP IP network China169 18101 954 166 149 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 3547 3815 222 BellSouth.net Inc. 7029 2285 1042 210 Windstream Communications Inc 18566 2097 382 176 Covad Communications Co. 1785 1841 680 122 PaeTec Communications, Inc. 4323 1629 1099 393 tw telecom holdings, inc. 20115 1590 1544 626 Charter Communications 22773 1461 2907 100 Cox Communications Inc. 19262 1395 4728 400 Verizon Online LLC 30036 1393 251 671 Mediacom Communications Corp 7018 1349 7112 858 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 8402 1497 352 13 Corbina telecom 6830 652 1927 415 UPC Broadband 34984 583 108 179 BILISIM TELEKOM 20940 547 182 421 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 503 8169 383 Deutsche Telekom AG 3292 484 2080 411 TDC Data Networks 12479 482 593 7 France Telecom Espana SA 8866 458 133 26 Bulgarian Telecommunication C 29049 423 31 55 AzerSat LLC.

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 1685 311 157 Types of queries are: POCs, o 28573 1433 1032 69 Types of queries are: POCs, o 8151 1286 2860 346 Uninet S.A. de C.V. 7303 1165 684 176 Telecom Argentina S.A. 22047 580 322 17 Types of queries are: POCs, o 27947 569 72 79 Telconet S.A 6503 558 450 70 Axtel, S.A.B. de C.V. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 3816 540 233 96 Types of queries are: POCs, o 11172 521 101 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 774 146 33 LINKdotNET AS number 8452 649 446 12 TEDATA 15475 454 74 8 Nile Online 36992 300 415 21 Etisalat MISR 3741 279 938 230 The Internet Solution 6713 242 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 29571 217 17 13 Ci Telecom Autonomous system 33776 207 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 3547 3815 222 BellSouth.net Inc. 7029 2285 1042 210 Windstream Communications Inc 18566 2097 382 176 Covad Communications Co. 4766 1937 11087 656 Korea Telecom (KIX) 1785 1841 680 122 PaeTec Communications, Inc. 10620 1685 311 157 Types of queries are: POCs, o 4323 1629 1099 393 tw telecom holdings, inc. 7545 1607 303 86 TPG Internet Pty Ltd 17974 1604 512 38 PT Telekomunikasi Indonesia 20115 1590 1544 626 Charter Communications

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 2285 2075 Windstream Communications Inc 18566 2097 1921 Covad Communications Co. 1785 1841 1719 PaeTec Communications, Inc. 17974 1604 1566 PT Telekomunikasi Indonesia 10620 1685 1528 Types of queries are: POCs, o 7545 1607 1521 TPG Internet Pty Ltd 8402 1497 1484 Corbina telecom 28573 1433 1364 Types of queries are: POCs, o 22773 1461 1361 Cox Communications Inc. 4755 1529 1357 TATA Communications formerly

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 41.223.92.0/22 36936 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV 62.61.221.0/24 24974 Tachyon Europe BV 64.21.192.0/20 11610 Internet Nebraska Corporation

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 /12:236 /13:464 /14:805 /15:1420 /16:11964 /17:6021 /18:9982 /19:20059 /20:27334 /21:27273 /22:36630 /23:34766 /24:194704 /25:12 /26:20 /27:22 /28:154 /29:125 /30:63 /31:0 /32:129

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

ASN No of nets Total ann. Description 6389 2185 3547 BellSouth.net Inc. 18566 2047 2097 Covad Communications Co. 7029 1943 2285 Windstream Communications Inc 10620 1580 1685 Types of queries are: POCs, o 8402 1473 1497 Corbina telecom 30036 1355 1393 Mediacom Communications Corp 11492 1118 1155 CABLE ONE, INC. 1785 1057 1841 PaeTec Communications, Inc. 7011 1047 1165 Frontier Communications of Am 22773 949 1461 Cox Communications Inc.

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

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

1:404 2:485 4:15 5:1 6:3 8:357 12:1954 13:1 14:531 15:11 16:3 17:7 20:9 23:58 24:1673 27:961 31:601 32:60 33:4 34:2 36:4 38:748 40:110 41:2670 42:53 44:3 46:1001 47:3 49:293 50:438 52:13 55:6 56:2 57:36 58:834 59:487 60:360 61:1026 62:1090 63:1930 64:4055 65:2302 66:4270 67:1957 68:1146 69:3234 70:887 71:376 72:1863 74:2581 75:386 76:345 77:885 78:866 79:478 80:1142 81:818 82:507 83:529 84:623 85:1124 86:410 87:885 88:356 89:1574 90:269 91:4213 92:497 93:1539 94:1302 95:1053 96:431 97:283 98:910 99:37 101:92 103:371 106:70 107:72 108:70 109:1044 110:648 111:784 112:325 113:466 114:599 115:675 116:865 117:697 118:859 119:1198 120:337 121:678 122:1561 123:1017 124:1300 125:1327 128:209 129:174 130:159 131:590 132:136 133:21 134:211 135:54 136:211 137:137 138:286 139:116 140:467 141:297 142:365 143:439 144:491 145:63 146:461 147:214 148:620 149:266 150:159 151:192 152:445 153:178 154:6 155:385 156:203 157:329 158:152 159:410 160:323 161:204 162:337 163:162 164:505 165:365 166:536 167:440 168:734 169:143 170:872 171:85 172:4 173:1691 174:680 175:416 176:283 177:337 178:1040 180:1080 181:36 182:631 183:210 184:374 185:1 186:1279 187:703 188:933 189:874 190:5096 192:5867 193:5033 194:3555 195:3106 196:1255 197:164 198:3567 199:4133 200:5438 201:1655 202:8276 203:8384 204:4223 205:2346 206:2588 207:2759 208:4052 209:3569 210:2617 211:1449 212:2070 213:1735 214:784 215:91 216:4962 217:1607 218:556 219:335 220:1202 221:499 222:298 223:274

End of report