Orbit

Routing Table Report 08:00 +10GMT Thu 22 Mar, 2012

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

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

BGP routing table entries examined: 395579 Prefixes after maximum aggregation: 169037 Deaggregation factor: 2.34 Unique aggregates announced to Internet: 194889 Total ASes present in the Internet Routing Table: 38189 Prefixes per ASN: 10.36 Origin-only ASes present in the Internet Routing Table: 32927 Origin ASes announcing only one prefix: 15522 Transit ASes present in the Internet Routing Table: 5262 Transit-only ASes present in the Internet Routing Table: 120 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: 1320 Unregistered ASNs in the Routing Table: 303 Number of 32-bit ASNs allocated by the RIRs: 2325 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 5105 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 829 Number of addresses announced to Internet: 2545208320 Equivalent to 151 /8s, 180 /16s and 204 /24s Percentage of available address space announced: 68.7 Percentage of allocated address space announced: 68.7 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: 166766

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

Prefixes being announced by APNIC Region ASes: 92757 Total APNIC prefixes after maximum aggregation: 30537 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 90181 Unique aggregates announced from the APNIC address blocks: 39277 APNIC Region origin ASes present in the Internet Routing Table: 4629 APNIC Prefixes per ASN: 19.48 APNIC Region origin ASes announcing only one prefix: 1261 APNIC Region transit ASes present in the Internet Routing Table: 699 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: 640921088 Equivalent to 38 /8s, 51 /16s and 174 /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: 147674 Total ARIN prefixes after maximum aggregation: 75226 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 119466 Unique aggregates announced from the ARIN address blocks: 49815 ARIN Region origin ASes present in the Internet Routing Table: 14879 ARIN Prefixes per ASN: 8.03 ARIN Region origin ASes announcing only one prefix: 5676 ARIN Region transit ASes present in the Internet Routing Table: 1507 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: 806613248 Equivalent to 48 /8s, 19 /16s and 241 /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: 101746 Total RIPE prefixes after maximum aggregation: 53020 RIPE Deaggregation factor: 1.92 Prefixes being announced from the RIPE address blocks: 93162 Unique aggregates announced from the RIPE address blocks: 57088 RIPE Region origin ASes present in the Internet Routing Table: 16349 RIPE Prefixes per ASN: 5.70 RIPE Region origin ASes announcing only one prefix: 7982 RIPE Region transit ASes present in the Internet Routing Table: 2595 Average RIPE Region AS path length visible: 3.6 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: 502226176 Equivalent to 29 /8s, 239 /16s and 93 /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: 38434 Total LACNIC prefixes after maximum aggregation: 7971 LACNIC Deaggregation factor: 4.82 Prefixes being announced from the LACNIC address blocks: 38329 Unique aggregates announced from the LACNIC address blocks: 19678 LACNIC Region origin ASes present in the Internet Routing Table: 1561 LACNIC Prefixes per ASN: 24.55 LACNIC Region origin ASes announcing only one prefix: 438 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: 98513408 Equivalent to 5 /8s, 223 /16s and 50 /24s Percentage of available LACNIC address space announced: 65.2

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: 8918 Total AfriNIC prefixes after maximum aggregation: 2111 AfriNIC Deaggregation factor: 4.22 Prefixes being announced from the AfriNIC address blocks: 7018 Unique aggregates announced from the AfriNIC address blocks: 2192 AfriNIC Region origin ASes present in the Internet Routing Table: 522 AfriNIC Prefixes per ASN: 13.44 AfriNIC Region origin ASes announcing only one prefix: 165 AfriNIC Region transit ASes present in the Internet Routing Table: 115 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: 31495424 Equivalent to 1 /8s, 224 /16s and 149 /24s Percentage of available AfriNIC address space announced: 46.9

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 1936 11107 684 Korea Telecom (KIX) 17974 1666 500 61 PT Telekomunikasi Indonesia 7545 1652 303 89 TPG Internet Pty Ltd 4755 1554 385 159 TATA Communications formerly 9583 1234 94 539 Sify Limited 9829 1189 1001 30 National Internet Backbone 7552 1108 1062 11 Vietel Corporation 24560 1013 384 166 Bharti Airtel Ltd., Telemedia 4808 982 1946 281 CNCGROUP IP network China169 18101 949 131 160 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 3403 1031 168 Windstream Communications Inc 6389 3376 3807 199 BellSouth.net Inc. 18566 2094 383 179 Covad Communications Co. 1785 1885 680 127 PaeTec Communications, Inc. 20115 1631 1557 630 Charter Communications 4323 1600 1076 382 tw telecom holdings, inc. 22773 1543 2910 111 Cox Communications Inc. 30036 1399 252 744 Mediacom Communications Corp 7018 1286 9809 842 AT&T Services, Inc. 11492 1164 212 415 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 1629 544 16 Corbina telecom 2118 1427 97 13 EUnet/RELCOM Autonomous Syste 15557 1099 2247 55 NEUF CEGETEL (formerly LDCOM 31148 671 37 9 FreeNet ISP 34984 663 188 173 BILISIM TELEKOM 6830 641 1943 412 UPC Broadband 12479 634 651 55 France Telecom Espana SA 20940 622 202 488 Akamai Technologies European 9116 541 326 32 Goldenlines main autonomous s 3320 532 8442 398 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 1807 329 130 Types of queries are: POCs, o 28573 1725 1099 60 Types of queries are: POCs, o 7303 1350 825 189 Telecom Argentina S.A. 8151 1333 2998 340 Uninet S.A. de C.V. 26615 901 684 29 Tim Celular S.A. 27947 665 69 111 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 562 239 96 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 1258 958 13 TEDATA 24863 840 274 34 LINKdotNET AS number 6713 489 649 18 Itissalat Al-MAGHRIB 3741 271 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 Vodacom Internet Company 15399 190 29 12 Wananchi Online Limited 24835 177 80 8 RAYA Telecom - Egypt 36923 157 20 4 Swift Networks Limited 16637 156 664 84 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 3403 1031 168 Windstream Communications Inc 6389 3376 3807 199 BellSouth.net Inc. 18566 2094 383 179 Covad Communications Co. 4766 1936 11107 684 Korea Telecom (KIX) 1785 1885 680 127 PaeTec Communications, Inc. 10620 1807 329 130 Types of queries are: POCs, o 28573 1725 1099 60 Types of queries are: POCs, o 17974 1666 500 61 PT Telekomunikasi Indonesia 7545 1652 303 89 TPG Internet Pty Ltd 20115 1631 1557 630 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 3376 3177 BellSouth.net Inc. 18566 2094 1915 Covad Communications Co. 1785 1885 1758 PaeTec Communications, Inc. 10620 1807 1677 Types of queries are: POCs, o 28573 1725 1665 Types of queries are: POCs, o 8402 1629 1613 Corbina telecom 17974 1666 1605 PT Telekomunikasi Indonesia 7545 1652 1563 TPG Internet Pty Ltd 22773 1543 1432 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 /14:820 /15:1475 /16:12128 /17:6240 /18:10374 /19:20527 /20:28502 /21:29271 /22:39630 /23:37082 /24:208139 /25:11 /26:20 /27:20 /28:152 /29:143 /30:68 /31:0 /32:142

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

ASN No of nets Total ann. Description 7029 3046 3403 Windstream Communications Inc 6389 2090 3376 BellSouth.net Inc. 18566 2043 2094 Covad Communications Co. 10620 1704 1807 Types of queries are: POCs, o 8402 1606 1629 Corbina telecom 30036 1347 1399 Mediacom Communications Corp 11492 1127 1164 CABLE ONE, INC. 8452 1068 1258 TEDATA 1785 1065 1885 PaeTec Communications, Inc. 15557 1046 1099 NEUF CEGETEL (formerly LDCOM

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

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

1:528 2:669 4:14 6:3 8:394 12:1974 13:1 14:605 15:12 16:3 17:7 20:8 23:145 24:1750 27:1238 31:955 32:57 33:2 34:2 36:8 37:289 38:774 40:122 41:3114 42:128 44:3 46:1435 47:3 49:339 50:517 52:13 54:6 55:10 56:3 57:35 58:913 59:486 60:274 61:1085 62:983 63:1990 64:4166 65:2273 66:4491 67:2006 68:1146 69:3182 70:900 71:436 72:1803 74:2584 75:491 76:320 77:961 78:981 79:498 80:1245 81:905 82:656 83:552 84:622 85:1196 86:740 87:921 88:348 89:1618 90:293 91:4622 92:520 93:1454 94:1455 95:1156 96:370 97:316 98:801 99:38 100:6 101:147 103:892 106:63 107:175 108:206 109:1563 110:734 111:899 112:430 113:542 114:622 115:755 116:847 117:706 118:907 119:1187 120:334 121:668 122:1618 123:1083 124:1298 125:1260 128:513 129:183 130:253 131:590 132:165 133:21 134:232 135:63 136:210 137:184 138:275 139:144 140:468 141:241 142:371 143:418 144:494 145:69 146:486 147:243 148:702 149:294 150:149 151:174 152:456 153:171 154:6 155:445 156:210 157:335 158:163 159:447 160:324 161:231 162:339 163:176 164:532 165:391 166:559 167:463 168:806 169:147 170:841 171:121 172:4 173:1716 174:590 175:421 176:458 177:568 178:1290 180:1114 181:73 182:738 183:277 184:442 185:1 186:2122 187:842 188:1142 189:1198 190:5492 192:5945 193:5600 194:4567 195:3635 196:1255 197:187 198:3572 199:4426 200:5650 201:1639 202:8176 203:8503 204:4273 205:2448 206:2654 207:2727 208:4046 209:3580 210:2678 211:1441 212:1994 213:1896 214:856 215:106 216:5036 217:1527 218:522 219:329 220:1226 221:536 222:297 223:314

End of report