Orbit

Routing Table Report 08:00 +10GMT Wed 07 Mar, 2012

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

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

BGP routing table entries examined: 393247 Prefixes after maximum aggregation: 168623 Deaggregation factor: 2.33 Unique aggregates announced to Internet: 194336 Total ASes present in the Internet Routing Table: 38084 Prefixes per ASN: 10.33 Origin-only ASes present in the Internet Routing Table: 32815 Origin ASes announcing only one prefix: 15522 Transit ASes present in the Internet Routing Table: 5269 Transit-only ASes present in the Internet Routing Table: 129 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: 1148 Unregistered ASNs in the Routing Table: 210 Number of 32-bit ASNs allocated by the RIRs: 2310 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 4908 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 492 Number of addresses announced to Internet: 2543000320 Equivalent to 151 /8s, 147 /16s and 27 /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: 165751

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

Prefixes being announced by APNIC Region ASes: 92792 Total APNIC prefixes after maximum aggregation: 30541 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 90187 Unique aggregates announced from the APNIC address blocks: 39441 APNIC Region origin ASes present in the Internet Routing Table: 4615 APNIC Prefixes per ASN: 19.54 APNIC Region origin ASes announcing only one prefix: 1256 APNIC Region transit ASes present in the Internet Routing Table: 704 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: 640597504 Equivalent to 38 /8s, 46 /16s and 190 /24s Percentage of available APNIC address space announced: 81.2

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: 147557 Total ARIN prefixes after maximum aggregation: 75127 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 119360 Unique aggregates announced from the ARIN address blocks: 49720 ARIN Region origin ASes present in the Internet Routing Table: 14863 ARIN Prefixes per ASN: 8.03 ARIN Region origin ASes announcing only one prefix: 5671 ARIN Region transit ASes present in the Internet Routing Table: 1510 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: 806610944 Equivalent to 48 /8s, 19 /16s and 232 /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: 100414 Total RIPE prefixes after maximum aggregation: 52764 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 91904 Unique aggregates announced from the RIPE address blocks: 56786 RIPE Region origin ASes present in the Internet Routing Table: 16322 RIPE Prefixes per ASN: 5.63 RIPE Region origin ASes announcing only one prefix: 7993 RIPE Region transit ASes present in the Internet Routing Table: 2578 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 501614848 Equivalent to 29 /8s, 230 /16s and 9 /24s Percentage of available RIPE address space announced: 80.8

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: 38108 Total LACNIC prefixes after maximum aggregation: 7983 LACNIC Deaggregation factor: 4.77 Prefixes being announced from the LACNIC address blocks: 38013 Unique aggregates announced from the LACNIC address blocks: 19681 LACNIC Region origin ASes present in the Internet Routing Table: 1564 LACNIC Prefixes per ASN: 24.30 LACNIC Region origin ASes announcing only one prefix: 439 LACNIC Region transit ASes present in the Internet Routing Table: 274 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: 97916160 Equivalent to 5 /8s, 214 /16s and 21 /24s Percentage of available LACNIC address space announced: 64.8

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: 8714 Total AfriNIC prefixes after maximum aggregation: 2096 AfriNIC Deaggregation factor: 4.16 Prefixes being announced from the AfriNIC address blocks: 6826 Unique aggregates announced from the AfriNIC address blocks: 2159 AfriNIC Region origin ASes present in the Internet Routing Table: 516 AfriNIC Prefixes per ASN: 13.23 AfriNIC Region origin ASes announcing only one prefix: 163 AfriNIC Region transit ASes present in the Internet Routing Table: 118 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: 31560704 Equivalent to 1 /8s, 225 /16s and 148 /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 1925 11104 676 Korea Telecom (KIX) 17974 1652 503 36 PT Telekomunikasi Indonesia 7545 1644 303 88 TPG Internet Pty Ltd 4755 1551 386 160 TATA Communications formerly 9583 1199 91 509 Sify Limited 9829 1183 997 29 National Internet Backbone 7552 1101 1062 11 Vietel Corporation 24560 1003 383 166 Bharti Airtel Ltd., Telemedia 4808 979 1948 280 CNCGROUP IP network China169 18101 951 131 156 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 3451 1040 172 Windstream Communications Inc 6389 3413 3807 199 BellSouth.net Inc. 18566 2091 382 177 Covad Communications Co. 1785 1880 680 127 PaeTec Communications, Inc. 20115 1633 1555 633 Charter Communications 4323 1606 1075 382 tw telecom holdings, inc. 22773 1541 2910 110 Cox Communications Inc. 30036 1414 258 756 Mediacom Communications Corp 19262 1388 4703 398 Verizon Online LLC 7018 1293 9809 851 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 1658 544 16 Corbina telecom 2118 1421 97 13 EUnet/RELCOM Autonomous Syste 15557 1089 2184 60 NEUF CEGETEL (formerly LDCOM 34984 657 188 170 BILISIM TELEKOM 6830 639 1926 410 UPC Broadband 12479 637 645 55 France Telecom Espana SA 20940 623 202 483 Akamai Technologies European 8551 602 360 81 Bezeq International 9116 541 326 32 Goldenlines main autonomous s 31148 540 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 1761 325 169 Types of queries are: POCs, o 28573 1668 1089 55 Types of queries are: POCs, o 8151 1343 2994 339 Uninet S.A. de C.V. 7303 1328 822 186 Telecom Argentina S.A. 26615 898 672 33 Tim Celular S.A. 27947 655 68 110 Telconet S.A 11172 636 107 73 Alestra, S. de R.L. de C.V. 22047 581 322 17 Types of queries are: POCs, o 6503 562 418 67 Axtel, S.A.B. de C.V. 3816 559 240 89 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 1250 958 13 TEDATA 24863 831 274 34 LINKdotNET AS number 6713 488 649 18 Itissalat Al-MAGHRIB 3741 277 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 Vodacom Internet Company 33776 186 12 19 Starcomms Nigeria Limited 24835 181 80 8 RAYA Telecom - Egypt 36923 157 20 4 Swift Networks Limited 29571 153 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 3451 1040 172 Windstream Communications Inc 6389 3413 3807 199 BellSouth.net Inc. 18566 2091 382 177 Covad Communications Co. 4766 1925 11104 676 Korea Telecom (KIX) 1785 1880 680 127 PaeTec Communications, Inc. 10620 1761 325 169 Types of queries are: POCs, o 28573 1668 1089 55 Types of queries are: POCs, o 8402 1658 544 16 Corbina telecom 17974 1652 503 36 PT Telekomunikasi Indonesia 7545 1644 303 88 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 3413 3214 BellSouth.net Inc. 18566 2091 1914 Covad Communications Co. 1785 1880 1753 PaeTec Communications, Inc. 8402 1658 1642 Corbina telecom 17974 1652 1616 PT Telekomunikasi Indonesia 28573 1668 1613 Types of queries are: POCs, o 10620 1761 1592 Types of queries are: POCs, o 7545 1644 1556 TPG Internet Pty Ltd 22773 1541 1431 Cox Communications Inc. 2118 1421 1408 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 18779 Guru.com 23.27.0.0/16 18779 Guru.com

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 /14:815 /15:1474 /16:12127 /17:6207 /18:10356 /19:20475 /20:28351 /21:28957 /22:39476 /23:36828 /24:206793 /25:11 /26:21 /27:20 /28:154 /29:138 /30:66 /31:0 /32:143

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

ASN No of nets Total ann. Description 7029 3089 3451 Windstream Communications Inc 6389 2103 3413 BellSouth.net Inc. 18566 2040 2091 Covad Communications Co. 10620 1658 1761 Types of queries are: POCs, o 8402 1636 1658 Corbina telecom 30036 1363 1414 Mediacom Communications Corp 11492 1124 1161 CABLE ONE, INC. 1785 1064 1880 PaeTec Communications, Inc. 8452 1060 1250 TEDATA 7011 1042 1157 Frontier Communications of Am

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

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

1:521 2:673 4:14 6:3 8:392 12:1969 13:1 14:600 15:12 16:3 17:7 20:8 23:140 24:1739 27:1209 31:976 32:57 33:2 34:2 36:9 37:225 38:774 40:117 41:2991 42:121 44:3 46:1387 47:3 49:332 50:513 52:13 54:5 55:10 56:3 57:36 58:914 59:486 60:280 61:1077 62:976 63:2007 64:4092 65:2277 66:4456 67:2031 68:1163 69:3169 70:909 71:409 72:1791 74:2646 75:470 76:321 77:969 78:952 79:475 80:1215 81:886 82:642 83:539 84:589 85:1166 86:732 87:915 88:334 89:1563 90:285 91:4544 92:515 93:1377 94:1371 95:1094 96:416 97:315 98:822 99:38 100:5 101:145 103:858 106:63 107:167 108:205 109:1529 110:729 111:858 112:419 113:530 114:604 115:780 116:858 117:702 118:905 119:1247 120:370 121:655 122:1580 123:1076 124:1303 125:1335 128:495 129:182 130:258 131:588 132:156 133:21 134:225 135:62 136:210 137:182 138:271 139:144 140:463 141:265 142:374 143:408 144:507 145:69 146:481 147:243 148:705 149:299 150:155 151:198 152:446 153:171 154:6 155:444 156:210 157:336 158:162 159:445 160:323 161:227 162:341 163:177 164:526 165:394 166:562 167:461 168:807 169:147 170:839 171:119 172:4 173:1707 174:605 175:420 176:524 177:538 178:1281 180:1184 181:66 182:753 183:281 184:440 185:1 186:2096 187:841 188:1051 189:1204 190:5458 192:5951 193:5569 194:4360 195:3399 196:1262 197:169 198:3586 199:4398 200:5627 201:1739 202:8172 203:8585 204:4277 205:2429 206:2660 207:2730 208:4041 209:3544 210:2688 211:1452 212:1990 213:1878 214:842 215:101 216:5011 217:1517 218:532 219:329 220:1223 221:548 222:296 223:309

End of report