Orbit

Routing Table Report 08:00 +10GMT Thu 15 Mar, 2012

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

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

BGP routing table entries examined: 394038 Prefixes after maximum aggregation: 168732 Deaggregation factor: 2.34 Unique aggregates announced to Internet: 194429 Total ASes present in the Internet Routing Table: 38119 Prefixes per ASN: 10.34 Origin-only ASes present in the Internet Routing Table: 32865 Origin ASes announcing only one prefix: 15498 Transit ASes present in the Internet Routing Table: 5254 Transit-only ASes present in the Internet Routing Table: 126 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 26 Max AS path prepend of ASN (51742) 24 Prefixes from unregistered ASNs in the Routing Table: 1295 Unregistered ASNs in the Routing Table: 278 Number of 32-bit ASNs allocated by the RIRs: 2319 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 4995 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 648 Number of addresses announced to Internet: 2543869696 Equivalent to 151 /8s, 160 /16s and 95 /24s Percentage of available address space announced: 68.6 Percentage of allocated address space announced: 68.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 92.1 Total number of prefixes smaller than registry allocations: 165821

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

Prefixes being announced by APNIC Region ASes: 92685 Total APNIC prefixes after maximum aggregation: 30436 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 90083 Unique aggregates announced from the APNIC address blocks: 39189 APNIC Region origin ASes present in the Internet Routing Table: 4620 APNIC Prefixes per ASN: 19.50 APNIC Region origin ASes announcing only one prefix: 1256 APNIC Region transit ASes present in the Internet Routing Table: 700 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 640685568 Equivalent to 38 /8s, 48 /16s and 22 /24s Percentage of available APNIC address space announced: 81.3

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: 147528 Total ARIN prefixes after maximum aggregation: 75173 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 119396 Unique aggregates announced from the ARIN address blocks: 49857 ARIN Region origin ASes present in the Internet Routing Table: 14867 ARIN Prefixes per ASN: 8.03 ARIN Region origin ASes announcing only one prefix: 5663 ARIN Region transit ASes present in the Internet Routing Table: 1508 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 806462976 Equivalent to 48 /8s, 17 /16s and 166 /24s Percentage of available ARIN address space announced: 64.1

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: 100942 Total RIPE prefixes after maximum aggregation: 52865 RIPE Deaggregation factor: 1.91 Prefixes being announced from the RIPE address blocks: 92516 Unique aggregates announced from the RIPE address blocks: 56981 RIPE Region origin ASes present in the Internet Routing Table: 16320 RIPE Prefixes per ASN: 5.67 RIPE Region origin ASes announcing only one prefix: 7972 RIPE Region transit ASes present in the Internet Routing Table: 2572 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 26 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 501927936 Equivalent to 29 /8s, 234 /16s and 208 /24s Percentage of available RIPE address space announced: 80.9

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: 38285 Total LACNIC prefixes after maximum aggregation: 8020 LACNIC Deaggregation factor: 4.77 Prefixes being announced from the LACNIC address blocks: 38194 Unique aggregates announced from the LACNIC address blocks: 19565 LACNIC Region origin ASes present in the Internet Routing Table: 1562 LACNIC Prefixes per ASN: 24.45 LACNIC Region origin ASes announcing only one prefix: 437 LACNIC Region transit ASes present in the Internet Routing Table: 278 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: 98092032 Equivalent to 5 /8s, 216 /16s and 196 /24s Percentage of available LACNIC address space announced: 65.0

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: 8695 Total AfriNIC prefixes after maximum aggregation: 2093 AfriNIC Deaggregation factor: 4.15 Prefixes being announced from the AfriNIC address blocks: 6804 Unique aggregates announced from the AfriNIC address blocks: 2156 AfriNIC Region origin ASes present in the Internet Routing Table: 522 AfriNIC Prefixes per ASN: 13.03 AfriNIC Region origin ASes announcing only one prefix: 170 AfriNIC Region transit ASes present in the Internet Routing Table: 116 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: 31546624 Equivalent to 1 /8s, 225 /16s and 93 /24s Percentage of available AfriNIC address space announced: 47.0

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 1931 11106 682 Korea Telecom (KIX) 17974 1663 503 36 PT Telekomunikasi Indonesia 7545 1647 303 89 TPG Internet Pty Ltd 4755 1553 386 162 TATA Communications formerly 9583 1202 91 509 Sify Limited 9829 1189 1001 30 National Internet Backbone 7552 1101 1062 11 Vietel Corporation 24560 1010 384 166 Bharti Airtel Ltd., Telemedia 4808 980 1946 280 CNCGROUP IP network China169 18101 950 131 156 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 3418 1032 171 Windstream Communications Inc 6389 3400 3807 199 BellSouth.net Inc. 18566 2092 382 177 Covad Communications Co. 1785 1884 680 127 PaeTec Communications, Inc. 20115 1629 1553 628 Charter Communications 4323 1599 1076 382 tw telecom holdings, inc. 22773 1545 2910 111 Cox Communications Inc. 30036 1405 254 758 Mediacom Communications Corp 7018 1283 9809 846 AT&T Services, Inc. 2386 1162 493 859 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 8402 1672 544 16 Corbina telecom 2118 1427 97 13 EUnet/RELCOM Autonomous Syste 15557 1089 2247 55 NEUF CEGETEL (formerly LDCOM 34984 661 188 170 BILISIM TELEKOM 6830 640 1927 411 UPC Broadband 12479 628 653 67 France Telecom Espana SA 20940 622 202 490 Akamai Technologies European 9116 541 326 32 Goldenlines main autonomous s 31148 539 37 9 FreeNet ISP 3320 533 8442 399 Deutsche Telekom AG

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 1775 326 152 Types of queries are: POCs, o 28573 1715 1094 58 Types of queries are: POCs, o 8151 1336 2994 341 Uninet S.A. de C.V. 7303 1330 823 185 Telecom Argentina S.A. 26615 900 676 30 Tim Celular S.A. 27947 657 68 108 Telconet S.A 11172 637 107 74 Alestra, S. de R.L. de C.V. 22047 582 322 17 Types of queries are: POCs, o 3816 564 240 89 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 1252 958 13 TEDATA 24863 839 274 34 LINKdotNET AS number 6713 487 649 18 Itissalat Al-MAGHRIB 3741 268 922 225 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 Vodacom Internet Company 24835 183 80 8 RAYA Telecom - Egypt 36923 157 20 4 Swift Networks Limited 29571 156 15 16 Ci Telecom Autonomous system 33776 153 11 24 Starcomms Nigeria Limited

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 3418 1032 171 Windstream Communications Inc 6389 3400 3807 199 BellSouth.net Inc. 18566 2092 382 177 Covad Communications Co. 4766 1931 11106 682 Korea Telecom (KIX) 1785 1884 680 127 PaeTec Communications, Inc. 10620 1775 326 152 Types of queries are: POCs, o 28573 1715 1094 58 Types of queries are: POCs, o 8402 1672 544 16 Corbina telecom 17974 1663 503 36 PT Telekomunikasi Indonesia 7545 1647 303 89 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 6389 3400 3201 BellSouth.net Inc. 18566 2092 1915 Covad Communications Co. 1785 1884 1757 PaeTec Communications, Inc. 28573 1715 1657 Types of queries are: POCs, o 8402 1672 1656 Corbina telecom 17974 1663 1627 PT Telekomunikasi Indonesia 10620 1775 1623 Types of queries are: POCs, o 7545 1647 1558 TPG Internet Pty Ltd 22773 1545 1434 Cox Communications Inc. 2118 1427 1414 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 23.27.0.0/20 54500 EGIHosting 23.27.16.0/20 54500 EGIHosting

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 /10:28 /11:81 /12:236 /13:458 /14:818 /15:1474 /16:12134 /17:6212 /18:10342 /19:20495 /20:28417 /21:29166 /22:39456 /23:36931 /24:207199 /25:11 /26:21 /27:20 /28:155 /29:141 /30:69 /31:0 /32:142

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

ASN No of nets Total ann. Description 7029 3058 3418 Windstream Communications Inc 6389 2097 3400 BellSouth.net Inc. 18566 2041 2092 Covad Communications Co. 10620 1672 1775 Types of queries are: POCs, o 8402 1650 1672 Corbina telecom 30036 1354 1405 Mediacom Communications Corp 11492 1125 1162 CABLE ONE, INC. 1785 1065 1884 PaeTec Communications, Inc. 8452 1062 1252 TEDATA 7011 1038 1152 Frontier Communications of Am

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

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

1:518 2:681 4:14 6:3 8:392 12:1968 13:1 14:598 15:12 16:3 17:7 20:8 23:141 24:1746 27:1229 31:975 32:57 33:1 34:2 36:9 37:256 38:763 40:122 41:2990 42:128 44:3 46:1416 47:3 49:338 50:517 52:13 54:5 55:8 56:3 57:36 58:907 59:486 60:274 61:1080 62:972 63:2006 64:4139 65:2282 66:4483 67:2012 68:1158 69:3166 70:899 71:390 72:1801 74:2580 75:494 76:320 77:971 78:971 79:493 80:1215 81:891 82:637 83:547 84:598 85:1190 86:730 87:914 88:333 89:1566 90:287 91:4584 92:515 93:1388 94:1390 95:1099 96:368 97:316 98:812 99:38 100:6 101:146 103:871 106:63 107:174 108:199 109:1546 110:721 111:876 112:428 113:541 114:607 115:768 116:844 117:703 118:903 119:1192 120:329 121:665 122:1586 123:1089 124:1299 125:1276 128:506 129:183 130:257 131:573 132:162 133:21 134:227 135:63 136:210 137:182 138:275 139:144 140:460 141:236 142:371 143:412 144:497 145:69 146:484 147:243 148:703 149:299 150:151 151:175 152:447 153:171 154:6 155:444 156:209 157:337 158:162 159:447 160:327 161:227 162:336 163:176 164:527 165:395 166:561 167:463 168:803 169:147 170:842 171:121 172:4 173:1718 174:596 175:423 176:546 177:558 178:1282 180:1133 181:70 182:760 183:285 184:448 185:1 186:2110 187:846 188:1055 189:1200 190:5478 192:5942 193:5585 194:4557 195:3632 196:1257 197:164 198:3571 199:4410 200:5640 201:1642 202:8163 203:8512 204:4278 205:2432 206:2669 207:2724 208:4070 209:3579 210:2681 211:1439 212:1974 213:1870 214:868 215:100 216:5022 217:1524 218:524 219:335 220:1227 221:536 222:297 223:311

End of report