Orbit

Routing Table Report 08:00 +10GMT Fri 30 Mar, 2012

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

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

BGP routing table entries examined: 397015 Prefixes after maximum aggregation: 169562 Deaggregation factor: 2.34 Unique aggregates announced to Internet: 195684 Total ASes present in the Internet Routing Table: 38234 Prefixes per ASN: 10.38 Origin-only ASes present in the Internet Routing Table: 32968 Origin ASes announcing only one prefix: 15507 Transit ASes present in the Internet Routing Table: 5266 Transit-only ASes present in the Internet Routing Table: 122 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: 1402 Unregistered ASNs in the Routing Table: 349 Number of 32-bit ASNs allocated by the RIRs: 2341 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 5270 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 1228 Number of addresses announced to Internet: 2548942592 Equivalent to 151 /8s, 237 /16s and 199 /24s Percentage of available address space announced: 68.8 Percentage of allocated address space announced: 68.8 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: 167233

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

Prefixes being announced by APNIC Region ASes: 93179 Total APNIC prefixes after maximum aggregation: 30681 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 90589 Unique aggregates announced from the APNIC address blocks: 39223 APNIC Region origin ASes present in the Internet Routing Table: 4631 APNIC Prefixes per ASN: 19.56 APNIC Region origin ASes announcing only one prefix: 1263 APNIC Region transit ASes present in the Internet Routing Table: 702 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: 642140416 Equivalent to 38 /8s, 70 /16s and 73 /24s Percentage of available APNIC address space announced: 81.4

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: 148029 Total ARIN prefixes after maximum aggregation: 75327 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 119714 Unique aggregates announced from the ARIN address blocks: 49927 ARIN Region origin ASes present in the Internet Routing Table: 14879 ARIN Prefixes per ASN: 8.05 ARIN Region origin ASes announcing only one prefix: 5688 ARIN Region transit ASes present in the Internet Routing Table: 1503 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 805233408 Equivalent to 47 /8s, 254 /16s and 227 /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: 101108 Total RIPE prefixes after maximum aggregation: 53159 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 92492 Unique aggregates announced from the RIPE address blocks: 57202 RIPE Region origin ASes present in the Internet Routing Table: 16340 RIPE Prefixes per ASN: 5.66 RIPE Region origin ASes announcing only one prefix: 7960 RIPE Region transit ASes present in the Internet Routing Table: 2592 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: 502343936 Equivalent to 29 /8s, 241 /16s and 41 /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: 39527 Total LACNIC prefixes after maximum aggregation: 8037 LACNIC Deaggregation factor: 4.92 Prefixes being announced from the LACNIC address blocks: 39265 Unique aggregates announced from the LACNIC address blocks: 19772 LACNIC Region origin ASes present in the Internet Routing Table: 1561 LACNIC Prefixes per ASN: 25.15 LACNIC Region origin ASes announcing only one prefix: 434 LACNIC Region transit ASes present in the Internet Routing Table: 287 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 98586624 Equivalent to 5 /8s, 224 /16s and 80 /24s Percentage of available LACNIC address space announced: 65.3

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: 8873 Total AfriNIC prefixes after maximum aggregation: 2117 AfriNIC Deaggregation factor: 4.19 Prefixes being announced from the AfriNIC address blocks: 6942 Unique aggregates announced from the AfriNIC address blocks: 2161 AfriNIC Region origin ASes present in the Internet Routing Table: 524 AfriNIC Prefixes per ASN: 13.25 AfriNIC Region origin ASes announcing only one prefix: 162 AfriNIC Region transit ASes present in the Internet Routing Table: 112 Average AfriNIC Region AS path length visible: 3.5 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: 31517696 Equivalent to 1 /8s, 224 /16s and 236 /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 1929 11106 679 Korea Telecom (KIX) 17974 1697 502 60 PT Telekomunikasi Indonesia 7545 1653 301 89 TPG Internet Pty Ltd 4755 1555 385 158 TATA Communications formerly 9583 1233 94 538 Sify Limited 9829 1209 1025 29 National Internet Backbone 7552 1108 1062 11 Vietel Corporation 24560 1019 385 167 Bharti Airtel Ltd., Telemedia 4808 985 1947 284 CNCGROUP IP network China169 18101 951 131 159 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 3411 1016 168 Windstream Communications Inc 6389 3379 3807 197 BellSouth.net Inc. 18566 2093 383 179 Covad Communications Co. 1785 1891 680 128 PaeTec Communications, Inc. 20115 1633 1559 624 Charter Communications 4323 1601 1076 382 tw telecom holdings, inc. 22773 1551 2910 111 Cox Communications Inc. 30036 1414 256 744 Mediacom Communications Corp 7018 1287 9807 837 AT&T Services, Inc. 11492 1184 216 364 CABLE ONE, 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 1719 544 16 Corbina telecom 2118 1427 97 13 EUnet/RELCOM Autonomous Syste 31148 675 37 9 FreeNet ISP 34984 672 188 174 BILISIM TELEKOM 12479 652 658 57 France Telecom Espana SA 6830 641 1943 412 UPC Broadband 20940 630 205 495 Akamai Technologies European 9116 541 326 32 Goldenlines main autonomous s 3320 532 8442 398 Deutsche Telekom AG 2578 500 33 7 Demos, Moscow, Russia

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 1815 330 135 Types of queries are: POCs, o 28573 1744 1105 60 Types of queries are: POCs, o 7303 1351 826 190 Telecom Argentina S.A. 8151 1349 3000 341 Uninet S.A. de C.V. 6503 1337 418 66 Axtel, S.A.B. de C.V. 26615 901 696 31 Tim Celular S.A. 27947 665 74 100 Telconet S.A 11172 638 107 74 Alestra, S. de R.L. de C.V. 22047 584 326 15 Types of queries are: POCs, o 3816 569 242 104 Types of queries are: POCs, o

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 1292 958 13 TEDATA 24863 845 274 32 LINKdotNET AS number 6713 490 649 18 Itissalat Al-MAGHRIB 3741 272 924 229 The Internet Solution 33776 208 12 21 Starcomms Nigeria Limited 12258 197 28 62 Vodacom Internet Company 24835 178 80 8 RAYA Telecom - Egypt 15706 168 32 6 Sudatel Internet Exchange Aut 16637 161 664 84 MTN Network Solutions 29571 159 15 16 Ci Telecom Autonomous system

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 3411 1016 168 Windstream Communications Inc 6389 3379 3807 197 BellSouth.net Inc. 18566 2093 383 179 Covad Communications Co. 4766 1929 11106 679 Korea Telecom (KIX) 1785 1891 680 128 PaeTec Communications, Inc. 10620 1815 330 135 Types of queries are: POCs, o 28573 1744 1105 60 Types of queries are: POCs, o 8402 1719 544 16 Corbina telecom 17974 1697 502 60 PT Telekomunikasi Indonesia 7545 1653 301 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 3379 3182 BellSouth.net Inc. 18566 2093 1914 Covad Communications Co. 1785 1891 1763 PaeTec Communications, Inc. 8402 1719 1703 Corbina telecom 28573 1744 1684 Types of queries are: POCs, o 10620 1815 1680 Types of queries are: POCs, o 17974 1697 1637 PT Telekomunikasi Indonesia 7545 1653 1564 TPG Internet Pty Ltd 22773 1551 1440 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 54439 UNALLOCATED 8.25.174.0/24 3356 Level 3 Communicatio 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.

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 /14:830 /15:1479 /16:12140 /17:6258 /18:10381 /19:20579 /20:28599 /21:29405 /22:39788 /23:37155 /24:209010 /25:11 /26:21 /27:20 /28:153 /29:141 /30:69 /31:0 /32:141

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

ASN No of nets Total ann. Description 7029 3054 3411 Windstream Communications Inc 6389 2095 3379 BellSouth.net Inc. 18566 2042 2093 Covad Communications Co. 10620 1706 1815 Types of queries are: POCs, o 8402 1696 1719 Corbina telecom 30036 1358 1414 Mediacom Communications Corp 11492 1147 1184 CABLE ONE, INC. 6503 1108 1337 Axtel, S.A.B. de C.V. 8452 1100 1292 TEDATA 1785 1067 1891 PaeTec Communications, Inc.

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

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

1:528 2:701 4:14 6:3 8:393 12:1988 13:1 14:595 15:12 16:3 17:7 20:8 23:157 24:1751 27:1254 31:958 32:53 33:2 34:2 36:8 37:305 38:783 40:120 41:3082 42:132 44:3 46:1458 47:3 49:324 50:536 52:12 54:6 55:10 56:3 57:30 58:918 59:487 60:276 61:1091 62:959 63:1991 64:4173 65:2273 66:4490 67:2022 68:1145 69:3183 70:904 71:466 72:1821 74:2597 75:493 76:319 77:957 78:998 79:497 80:1212 81:897 82:668 83:546 84:517 85:1194 86:416 87:917 88:343 89:1624 90:297 91:4654 92:518 93:1391 94:1464 95:1151 96:371 97:315 98:831 99:37 100:6 101:162 103:906 106:65 107:179 108:214 109:1270 110:742 111:885 112:434 113:577 114:637 115:772 116:882 117:704 118:908 119:1175 120:336 121:674 122:1625 123:1097 124:1298 125:1252 128:521 129:185 130:250 131:592 132:165 133:21 134:232 135:63 136:211 137:173 138:351 139:144 140:462 141:243 142:368 143:397 144:500 145:66 146:479 147:247 148:734 149:297 150:149 151:176 152:458 153:171 154:6 155:445 156:212 157:331 158:171 159:453 160:342 161:231 162:340 163:157 164:551 165:388 166:561 167:463 168:811 169:126 170:844 171:125 172:4 173:1720 174:600 175:424 176:455 177:623 178:1312 180:1186 181:74 182:752 183:276 184:442 185:1 186:2150 187:999 188:1158 189:1680 190:5505 192:5961 193:5604 194:4623 195:3596 196:1267 197:118 198:3571 199:4433 200:5711 201:1896 202:8169 203:8484 204:4265 205:2450 206:2647 207:2721 208:4043 209:3592 210:2684 211:1443 212:1995 213:1911 214:877 215:106 216:5055 217:1524 218:526 219:320 220:1227 221:539 222:297 223:314

End of report