Orbit

Routing Table Report 08:00 +10GMT Thu 01 Dec, 2011

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

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

BGP routing table entries examined: 377098 Prefixes after maximum aggregation: 165387 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 188316 Total ASes present in the Internet Routing Table: 37599 Prefixes per ASN: 10.03 Origin-only ASes present in the Internet Routing Table: 32421 Origin ASes announcing only one prefix: 15499 Transit ASes present in the Internet Routing Table: 5178 Transit-only ASes present in the Internet Routing Table: 128 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: 2568 Unregistered ASNs in the Routing Table: 1012 Number of 32-bit ASNs allocated by the RIRs: 2017 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3963 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 90 Number of addresses announced to Internet: 2513347328 Equivalent to 149 /8s, 206 /16s and 163 /24s Percentage of available address space announced: 67.8 Percentage of allocated address space announced: 67.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.6 Total number of prefixes smaller than registry allocations: 157657

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

Prefixes being announced by APNIC Region ASes: 90229 Total APNIC prefixes after maximum aggregation: 29932 APNIC Deaggregation factor: 3.01 Prefixes being announced from the APNIC address blocks: 87657 Unique aggregates announced from the APNIC address blocks: 38655 APNIC Region origin ASes present in the Internet Routing Table: 4546 APNIC Prefixes per ASN: 19.28 APNIC Region origin ASes announcing only one prefix: 1263 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: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 630510592 Equivalent to 37 /8s, 148 /16s and 212 /24s Percentage of available APNIC address space announced: 80.0

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: 144928 Total ARIN prefixes after maximum aggregation: 74167 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 117439 Unique aggregates announced from the ARIN address blocks: 48635 ARIN Region origin ASes present in the Internet Routing Table: 14699 ARIN Prefixes per ASN: 7.99 ARIN Region origin ASes announcing only one prefix: 5628 ARIN Region transit ASes present in the Internet Routing Table: 1494 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 803266560 Equivalent to 47 /8s, 224 /16s and 224 /24s Percentage of available ARIN address space announced: 63.8

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: 92984 Total RIPE prefixes after maximum aggregation: 51300 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 85213 Unique aggregates announced from the RIPE address blocks: 54621 RIPE Region origin ASes present in the Internet Routing Table: 16147 RIPE Prefixes per ASN: 5.28 RIPE Region origin ASes announcing only one prefix: 8010 RIPE Region transit ASes present in the Internet Routing Table: 2532 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: 492088320 Equivalent to 29 /8s, 84 /16s and 172 /24s Percentage of available RIPE address space announced: 79.3

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: 35987 Total LACNIC prefixes after maximum aggregation: 7888 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 35545 Unique aggregates announced from the LACNIC address blocks: 18764 LACNIC Region origin ASes present in the Internet Routing Table: 1537 LACNIC Prefixes per ASN: 23.13 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 271 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: 94252288 Equivalent to 5 /8s, 158 /16s and 45 /24s Percentage of available LACNIC address space announced: 62.4

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: 8306 Total AfriNIC prefixes after maximum aggregation: 2027 AfriNIC Deaggregation factor: 4.10 Prefixes being announced from the AfriNIC address blocks: 6395 Unique aggregates announced from the AfriNIC address blocks: 2013 AfriNIC Region origin ASes present in the Internet Routing Table: 499 AfriNIC Prefixes per ASN: 12.82 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 109 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: 29942528 Equivalent to 1 /8s, 200 /16s and 227 /24s Percentage of available AfriNIC address space announced: 44.6

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 1951 11102 667 Korea Telecom (KIX) 7545 1621 303 85 TPG Internet Pty Ltd 4755 1498 381 157 TATA Communications formerly 17974 1454 503 38 PT Telekomunikasi Indonesia 9829 1166 989 28 National Internet Backbone 9583 1095 80 494 Sify Limited 7552 979 1062 11 Vietel Corporation 24560 967 343 218 Bharti Airtel Ltd., Telemedia 18101 959 121 155 Reliance Infocom Ltd Internet 4808 948 1978 278 CNCGROUP IP network China169

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 6389 3480 3814 218 BellSouth.net Inc. 7029 2945 1042 212 Windstream Communications Inc 18566 2093 382 176 Covad Communications Co. 1785 1853 680 121 PaeTec Communications, Inc. 4323 1610 1089 386 tw telecom holdings, inc. 20115 1599 1546 624 Charter Communications 22773 1507 2909 104 Cox Communications Inc. 30036 1436 257 674 Mediacom Communications Corp 19262 1388 4683 401 Verizon Online LLC 7018 1324 7063 870 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 1395 480 15 Corbina telecom 6830 644 1927 412 UPC Broadband 34984 613 114 193 BILISIM TELEKOM 20940 559 186 441 Akamai Technologies European 9116 544 326 32 Goldenlines main autonomous s 3320 511 8168 388 Deutsche Telekom AG 12479 488 598 10 France Telecom Espana SA 3292 481 2106 408 TDC Data Networks 8866 460 133 26 Bulgarian Telecommunication C 8551 451 367 39 Bezeq International

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 1701 315 179 Types of queries are: POCs, o 28573 1514 1059 72 Types of queries are: POCs, o 8151 1314 2964 338 Uninet S.A. de C.V. 7303 1238 751 173 Telecom Argentina S.A. 27947 599 72 88 Telconet S.A 22047 582 322 17 Types of queries are: POCs, o 7738 553 1050 31 Telecomunicacoes da Bahia S.A 3816 550 237 89 Types of queries are: POCs, o 6503 542 434 69 Axtel, S.A.B. de C.V. 11172 528 101 96 Alestra, S. de R.L. de C.V.

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 928 958 13 TEDATA 24863 780 146 32 LINKdotNET AS number 3741 281 939 230 The Internet Solution 15706 242 32 6 Sudatel Internet Exchange Aut 33776 240 13 8 Starcomms Nigeria Limited 6713 235 519 14 Itissalat Al-MAGHRIB 29571 218 17 13 Ci Telecom Autonomous system 12258 196 28 61 Vodacom Internet Company 24835 191 80 8 RAYA Telecom - Egypt 36923 157 20 4 Swift Networks 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 6389 3480 3814 218 BellSouth.net Inc. 7029 2945 1042 212 Windstream Communications Inc 18566 2093 382 176 Covad Communications Co. 4766 1951 11102 667 Korea Telecom (KIX) 1785 1853 680 121 PaeTec Communications, Inc. 10620 1701 315 179 Types of queries are: POCs, o 7545 1621 303 85 TPG Internet Pty Ltd 4323 1610 1089 386 tw telecom holdings, inc. 20115 1599 1546 624 Charter Communications 28573 1514 1059 72 Types of queries are: POCs, o

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

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 7029 2945 2733 Windstream Communications Inc 18566 2093 1917 Covad Communications Co. 1785 1853 1732 PaeTec Communications, Inc. 7545 1621 1536 TPG Internet Pty Ltd 10620 1701 1522 Types of queries are: POCs, o 28573 1514 1442 Types of queries are: POCs, o 17974 1454 1416 PT Telekomunikasi Indonesia 22773 1507 1403 Cox Communications Inc. 8402 1395 1380 Corbina telecom 4755 1498 1341 TATA Communications formerly

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 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 41.222.79.0/24 37345 MEDALLION Communications 41.223.92.0/22 36936 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV 62.61.221.0/24 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 /11:82 /12:237 /13:463 /14:805 /15:1431 /16:11999 /17:6099 /18:10115 /19:20149 /20:27691 /21:27864 /22:37752 /23:35349 /24:196462 /25:11 /26:21 /27:21 /28:153 /29:134 /30:65 /31:0 /32:136

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

ASN No of nets Total ann. Description 7029 2558 2945 Windstream Communications Inc 6389 2123 3480 BellSouth.net Inc. 18566 2043 2093 Covad Communications Co. 10620 1596 1701 Types of queries are: POCs, o 30036 1396 1436 Mediacom Communications Corp 8402 1370 1395 Corbina telecom 11492 1119 1156 CABLE ONE, INC. 1785 1058 1853 PaeTec Communications, Inc. 7011 1052 1169 Frontier Communications of Am 22773 967 1507 Cox Communications Inc.

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

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

1:434 2:455 4:15 5:1 6:3 8:357 12:1950 13:1 14:547 15:11 16:3 17:7 20:9 23:71 24:1690 27:1043 31:715 32:61 33:2 34:2 36:4 38:763 40:114 41:2872 42:65 44:3 46:1104 47:3 49:293 50:447 52:13 55:6 56:2 57:45 58:870 59:475 60:355 61:1065 62:920 63:1961 64:4049 65:2308 66:4350 67:1999 68:1173 69:3156 70:902 71:359 72:1813 74:2644 75:430 76:320 77:898 78:862 79:435 80:1140 81:848 82:528 83:529 84:470 85:1164 86:415 87:905 88:354 89:1584 90:246 91:4303 92:526 93:1389 94:1324 95:1057 96:389 97:285 98:774 99:37 101:124 103:509 106:7 107:101 108:87 109:1088 110:659 111:805 112:360 113:480 114:615 115:683 116:878 117:691 118:854 119:1241 120:340 121:652 122:1569 123:1026 124:1290 125:1299 128:240 129:174 130:174 131:627 132:147 133:21 134:218 135:54 136:210 137:143 138:285 139:121 140:463 141:249 142:362 143:400 144:495 145:66 146:469 147:222 148:620 149:269 150:157 151:192 152:447 153:171 154:6 155:394 156:204 157:326 158:157 159:426 160:333 161:205 162:361 163:165 164:512 165:387 166:540 167:453 168:819 169:144 170:824 171:87 172:4 173:1761 174:584 175:399 176:321 177:401 178:1129 180:1106 181:39 182:655 183:243 184:399 185:1 186:1400 187:780 188:945 189:1165 190:5215 192:5897 193:5096 194:3549 195:3116 196:1248 197:170 198:3563 199:4194 200:5439 201:1692 202:8252 203:8401 204:4242 205:2389 206:2581 207:2765 208:4006 209:3525 210:2670 211:1444 212:1995 213:1808 214:817 215:96 216:4909 217:1485 218:557 219:333 220:1207 221:504 222:268 223:278

End of report