Orbit

Routing Table Report 08:00 +10GMT Mon 06 Feb, 2012

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

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

BGP routing table entries examined: 389521 Prefixes after maximum aggregation: 167357 Deaggregation factor: 2.33 Unique aggregates announced to Internet: 191880 Total ASes present in the Internet Routing Table: 37931 Prefixes per ASN: 10.27 Origin-only ASes present in the Internet Routing Table: 32678 Origin ASes announcing only one prefix: 15529 Transit ASes present in the Internet Routing Table: 5253 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: 24 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 1057 Unregistered ASNs in the Routing Table: 182 Number of 32-bit ASNs allocated by the RIRs: 2265 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 4662 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 115 Number of addresses announced to Internet: 2528552960 Equivalent to 150 /8s, 182 /16s and 168 /24s Percentage of available address space announced: 68.2 Percentage of allocated address space announced: 68.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 92.0 Total number of prefixes smaller than registry allocations: 163927

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

Prefixes being announced by APNIC Region ASes: 92168 Total APNIC prefixes after maximum aggregation: 30183 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 89458 Unique aggregates announced from the APNIC address blocks: 39158 APNIC Region origin ASes present in the Internet Routing Table: 4593 APNIC Prefixes per ASN: 19.48 APNIC Region origin ASes announcing only one prefix: 1255 APNIC Region transit ASes present in the Internet Routing Table: 703 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 635505920 Equivalent to 37 /8s, 225 /16s and 13 /24s Percentage of available APNIC address space announced: 80.6

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: 146921 Total ARIN prefixes after maximum aggregation: 74819 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 119185 Unique aggregates announced from the ARIN address blocks: 49246 ARIN Region origin ASes present in the Internet Routing Table: 14815 ARIN Prefixes per ASN: 8.04 ARIN Region origin ASes announcing only one prefix: 5668 ARIN Region transit ASes present in the Internet Routing Table: 1501 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 804382208 Equivalent to 47 /8s, 241 /16s and 230 /24s Percentage of available ARIN address space announced: 63.9

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: 98400 Total RIPE prefixes after maximum aggregation: 52266 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 90270 Unique aggregates announced from the RIPE address blocks: 55906 RIPE Region origin ASes present in the Internet Routing Table: 16286 RIPE Prefixes per ASN: 5.54 RIPE Region origin ASes announcing only one prefix: 8006 RIPE Region transit ASes present in the Internet Routing Table: 2579 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 498670336 Equivalent to 29 /8s, 185 /16s and 27 /24s Percentage of available RIPE address space announced: 80.3

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: 37699 Total LACNIC prefixes after maximum aggregation: 7933 LACNIC Deaggregation factor: 4.75 Prefixes being announced from the LACNIC address blocks: 37454 Unique aggregates announced from the LACNIC address blocks: 19460 LACNIC Region origin ASes present in the Internet Routing Table: 1557 LACNIC Prefixes per ASN: 24.06 LACNIC Region origin ASes announcing only one prefix: 441 LACNIC Region transit ASes present in the Internet Routing Table: 284 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 17 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 95943168 Equivalent to 5 /8s, 183 /16s and 250 /24s Percentage of available LACNIC address space announced: 63.5

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: 8973 Total AfriNIC prefixes after maximum aggregation: 2084 AfriNIC Deaggregation factor: 4.31 Prefixes being announced from the AfriNIC address blocks: 7008 Unique aggregates announced from the AfriNIC address blocks: 2143 AfriNIC Region origin ASes present in the Internet Routing Table: 508 AfriNIC Prefixes per ASN: 13.80 AfriNIC Region origin ASes announcing only one prefix: 159 AfriNIC Region transit ASes present in the Internet Routing Table: 114 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: 30866688 Equivalent to 1 /8s, 214 /16s and 253 /24s Percentage of available AfriNIC address space announced: 46.0

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 1912 11098 670 Korea Telecom (KIX) 7545 1640 303 86 TPG Internet Pty Ltd 17974 1638 503 36 PT Telekomunikasi Indonesia 4755 1514 385 157 TATA Communications formerly 9829 1158 989 28 National Internet Backbone 9583 1123 82 483 Sify Limited 7552 1095 1062 11 Vietel Corporation 24560 1014 385 167 Bharti Airtel Ltd., Telemedia 4808 984 1947 279 CNCGROUP IP network China169 18101 952 131 156 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 7029 3468 1043 213 Windstream Communications Inc 6389 3442 3807 202 BellSouth.net Inc. 18566 2094 382 177 Covad Communications Co. 1785 1868 680 124 PaeTec Communications, Inc. 20115 1626 1552 627 Charter Communications 4323 1608 1078 384 tw telecom holdings, inc. 22773 1498 2910 109 Cox Communications Inc. 30036 1421 249 749 Mediacom Communications Corp 19262 1384 4683 400 Verizon Online LLC 7018 1313 7040 859 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 1621 480 15 Corbina telecom 2118 1391 99 14 EUnet/RELCOM Autonomous Syste 15557 1096 2161 64 NEUF CEGETEL (formerly LDCOM 34984 646 188 171 BILISIM TELEKOM 6830 642 1927 412 UPC Broadband 20940 596 194 469 Akamai Technologies European 8551 573 360 81 Bezeq International 12479 557 642 54 France Telecom Espana SA 9116 541 326 32 Goldenlines main autonomous s 31148 536 37 9 FreeNet ISP

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 1735 323 170 Types of queries are: POCs, o 28573 1630 1085 69 Types of queries are: POCs, o 8151 1313 2976 335 Uninet S.A. de C.V. 7303 1260 757 180 Telecom Argentina S.A. 26615 821 616 33 Tim Celular S.A. 11172 699 111 76 Alestra, S. de R.L. de C.V. 27947 624 73 97 Telconet S.A 22047 581 322 17 Types of queries are: POCs, o 3816 552 238 91 Types of queries are: POCs, o 7738 550 1050 31 Telecomunicacoes da Bahia 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 1215 958 13 TEDATA 24863 831 155 40 LINKdotNET AS number 6713 484 649 18 Itissalat Al-MAGHRIB 3741 280 939 229 The Internet Solution 15706 238 32 6 Sudatel Internet Exchange Aut 33776 237 13 13 Starcomms Nigeria Limited 12258 197 28 62 Vodacom Internet Company 24835 193 80 8 RAYA Telecom - Egypt 29571 189 17 11 Ci Telecom Autonomous system 16637 160 664 85 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 7029 3468 1043 213 Windstream Communications Inc 6389 3442 3807 202 BellSouth.net Inc. 18566 2094 382 177 Covad Communications Co. 4766 1912 11098 670 Korea Telecom (KIX) 1785 1868 680 124 PaeTec Communications, Inc. 10620 1735 323 170 Types of queries are: POCs, o 7545 1640 303 86 TPG Internet Pty Ltd 17974 1638 503 36 PT Telekomunikasi Indonesia 28573 1630 1085 69 Types of queries are: POCs, o 20115 1626 1552 627 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 6389 3442 3240 BellSouth.net Inc. 18566 2094 1917 Covad Communications Co. 1785 1868 1744 PaeTec Communications, Inc. 8402 1621 1606 Corbina telecom 17974 1638 1602 PT Telekomunikasi Indonesia 10620 1735 1565 Types of queries are: POCs, o 28573 1630 1561 Types of queries are: POCs, o 7545 1640 1554 TPG Internet Pty Ltd 22773 1498 1389 Cox Communications Inc. 2118 1391 1377 EUnet/RELCOM Autonomous Syste

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 128.0.0.0/21 12654 RIPE NCC RIS Project 128.0.24.0/24 12654 RIPE NCC RIS Project 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 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 41.222.79.0/24 36938 >>UNKNOWN<< 62.61.220.0/24 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 /11:80 /12:231 /13:458 /14:815 /15:1463 /16:12095 /17:6160 /18:10232 /19:20379 /20:28057 /21:28790 /22:39049 /23:36588 /24:204527 /25:11 /26:21 /27:19 /28:153 /29:131 /30:65 /31:0 /32:138

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

ASN No of nets Total ann. Description 7029 3076 3468 Windstream Communications Inc 6389 2111 3442 BellSouth.net Inc. 18566 2043 2094 Covad Communications Co. 10620 1629 1735 Types of queries are: POCs, o 8402 1600 1621 Corbina telecom 30036 1381 1421 Mediacom Communications Corp 11492 1117 1154 CABLE ONE, INC. 1785 1064 1868 PaeTec Communications, Inc. 15557 1046 1096 NEUF CEGETEL (formerly LDCOM 7011 1033 1149 Frontier Communications of Am

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

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

1:496 2:459 4:14 5:1 6:3 8:380 12:1953 13:1 14:585 15:11 16:3 17:6 20:9 23:127 24:1721 27:1180 31:891 32:60 33:2 34:2 36:9 37:162 38:768 40:114 41:3165 42:91 44:3 46:1274 47:3 49:322 50:514 52:13 54:2 55:6 56:3 57:37 58:913 59:482 60:341 61:1085 62:929 63:1996 64:4128 65:2286 66:4423 67:2045 68:1172 69:3148 70:924 71:410 72:1792 74:2650 75:464 76:323 77:962 78:898 79:504 80:1219 81:865 82:568 83:537 84:581 85:1157 86:753 87:905 88:341 89:1540 90:253 91:4431 92:542 93:1542 94:1337 95:1114 96:412 97:310 98:804 99:38 100:4 101:138 103:738 106:9 107:143 108:145 109:1460 110:689 111:841 112:412 113:523 114:596 115:740 116:853 117:705 118:905 119:1225 120:360 121:651 122:1585 123:1067 124:1303 125:1312 128:490 129:181 130:208 131:586 132:163 133:21 134:221 135:59 136:212 137:149 138:285 139:144 140:461 141:260 142:360 143:396 144:505 145:70 146:477 147:228 148:699 149:273 150:161 151:195 152:445 153:170 154:6 155:406 156:208 157:335 158:156 159:440 160:328 161:226 162:338 163:172 164:528 165:395 166:556 167:456 168:759 169:146 170:831 171:108 172:2 173:1755 174:594 175:413 176:464 177:467 178:1248 180:1175 181:64 182:692 183:277 184:430 185:1 186:1962 187:844 188:1039 189:1177 190:5437 192:5935 193:5528 194:4333 195:3385 196:1278 197:180 198:3566 199:4324 200:5606 201:1729 202:8183 203:8512 204:4264 205:2419 206:2660 207:2745 208:4050 209:3545 210:2674 211:1446 212:1995 213:1833 214:851 215:92 216:4955 217:1471 218:539 219:336 220:1222 221:542 222:297 223:260

End of report