Orbit

Routing Table Report 08:00 +10GMT Tue 29 Nov, 2011

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

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

BGP routing table entries examined: 376978 Prefixes after maximum aggregation: 165247 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 188089 Total ASes present in the Internet Routing Table: 37573 Prefixes per ASN: 10.03 Origin-only ASes present in the Internet Routing Table: 32375 Origin ASes announcing only one prefix: 15485 Transit ASes present in the Internet Routing Table: 5198 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: 2532 Unregistered ASNs in the Routing Table: 993 Number of 32-bit ASNs allocated by the RIRs: 2008 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3935 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 84 Number of addresses announced to Internet: 2511490816 Equivalent to 149 /8s, 178 /16s and 79 /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: 157556

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

Prefixes being announced by APNIC Region ASes: 90364 Total APNIC prefixes after maximum aggregation: 29920 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 87765 Unique aggregates announced from the APNIC address blocks: 38591 APNIC Region origin ASes present in the Internet Routing Table: 4545 APNIC Prefixes per ASN: 19.31 APNIC Region origin ASes announcing only one prefix: 1261 APNIC Region transit ASes present in the Internet Routing Table: 701 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: 630421248 Equivalent to 37 /8s, 147 /16s and 119 /24s Percentage of available APNIC address space announced: 79.9

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: 144721 Total ARIN prefixes after maximum aggregation: 74110 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 117234 Unique aggregates announced from the ARIN address blocks: 48609 ARIN Region origin ASes present in the Internet Routing Table: 14687 ARIN Prefixes per ASN: 7.98 ARIN Region origin ASes announcing only one prefix: 5621 ARIN Region transit ASes present in the Internet Routing Table: 1496 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: 803614464 Equivalent to 47 /8s, 230 /16s and 47 /24s Percentage of available ARIN address space announced: 63.9

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: 93004 Total RIPE prefixes after maximum aggregation: 51246 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 85225 Unique aggregates announced from the RIPE address blocks: 54486 RIPE Region origin ASes present in the Internet Routing Table: 16135 RIPE Prefixes per ASN: 5.28 RIPE Region origin ASes announcing only one prefix: 8005 RIPE Region transit ASes present in the Internet Routing Table: 2544 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: 492498176 Equivalent to 29 /8s, 90 /16s and 237 /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: 36027 Total LACNIC prefixes after maximum aggregation: 7877 LACNIC Deaggregation factor: 4.57 Prefixes being announced from the LACNIC address blocks: 35588 Unique aggregates announced from the LACNIC address blocks: 18749 LACNIC Region origin ASes present in the Internet Routing Table: 1538 LACNIC Prefixes per ASN: 23.14 LACNIC Region origin ASes announcing only one prefix: 443 LACNIC Region transit ASes present in the Internet Routing Table: 272 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: 93827584 Equivalent to 5 /8s, 151 /16s and 178 /24s Percentage of available LACNIC address space announced: 62.1

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: 8230 Total AfriNIC prefixes after maximum aggregation: 2022 AfriNIC Deaggregation factor: 4.07 Prefixes being announced from the AfriNIC address blocks: 6294 Unique aggregates announced from the AfriNIC address blocks: 2017 AfriNIC Region origin ASes present in the Internet Routing Table: 498 AfriNIC Prefixes per ASN: 12.64 AfriNIC Region origin ASes announcing only one prefix: 155 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: 27828480 Equivalent to 1 /8s, 168 /16s and 161 /24s Percentage of available AfriNIC address space announced: 41.5

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 1622 303 86 TPG Internet Pty Ltd 17974 1573 503 38 PT Telekomunikasi Indonesia 4755 1498 381 157 TATA Communications formerly 9829 1166 989 28 National Internet Backbone 9583 1095 80 494 Sify Limited 24560 966 343 218 Bharti Airtel Ltd., Telemedia 7552 965 1062 11 Vietel Corporation 18101 955 120 150 Reliance Infocom Ltd Internet 4808 940 1978 276 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 3479 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 1614 1094 390 tw telecom holdings, inc. 20115 1599 1546 624 Charter Communications 22773 1501 2909 104 Cox Communications Inc. 30036 1438 258 677 Mediacom Communications Corp 19262 1388 4683 401 Verizon Online LLC 7018 1322 7063 868 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 1562 480 15 Corbina telecom 6830 650 1927 412 UPC Broadband 34984 612 114 193 BILISIM TELEKOM 20940 558 186 440 Akamai Technologies European 9116 541 326 31 Goldenlines main autonomous s 3320 511 8168 388 Deutsche Telekom AG 12479 510 609 26 France Telecom Espana SA 3292 480 2106 408 TDC Data Networks 8866 462 133 26 Bulgarian Telecommunication C 8551 426 367 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 1700 315 179 Types of queries are: POCs, o 28573 1510 1045 71 Types of queries are: POCs, o 8151 1314 2962 338 Uninet S.A. de C.V. 7303 1236 751 173 Telecom Argentina S.A. 27947 599 72 88 Telconet S.A 22047 581 322 17 Types of queries are: POCs, o 7738 553 1050 31 Telecomunicacoes da Bahia S.A 3816 548 237 87 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 930 446 12 TEDATA 24863 778 146 33 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 192 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 3479 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 1700 315 179 Types of queries are: POCs, o 7545 1622 303 86 TPG Internet Pty Ltd 4323 1614 1094 390 tw telecom holdings, inc. 20115 1599 1546 624 Charter Communications 17974 1573 503 38 PT Telekomunikasi Indonesia

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. 8402 1562 1547 Corbina telecom 7545 1622 1536 TPG Internet Pty Ltd 17974 1573 1535 PT Telekomunikasi Indonesia 10620 1700 1521 Types of queries are: POCs, o 28573 1510 1439 Types of queries are: POCs, o 22773 1501 1397 Cox Communications Inc. 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<< 50.118.128.0/17 18779 Guru.com 62.61.220.0/24 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 /11:81 /12:237 /13:465 /14:806 /15:1430 /16:11995 /17:6082 /18:10103 /19:20131 /20:27675 /21:27840 /22:37731 /23:35296 /24:196509 /25:11 /26:21 /27:21 /28:154 /29:131 /30:63 /31:0 /32:137

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

ASN No of nets Total ann. Description 7029 2558 2945 Windstream Communications Inc 6389 2122 3479 BellSouth.net Inc. 18566 2043 2093 Covad Communications Co. 10620 1595 1700 Types of queries are: POCs, o 8402 1537 1562 Corbina telecom 30036 1398 1438 Mediacom Communications Corp 11492 1118 1155 CABLE ONE, INC. 1785 1058 1853 PaeTec Communications, Inc. 7011 1051 1168 Frontier Communications of Am 22773 961 1501 Cox Communications Inc.

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

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

1:430 2:471 4:15 5:1 6:3 8:358 12:1950 13:1 14:546 15:11 16:3 17:7 20:9 23:68 24:1689 27:1036 31:683 32:61 33:2 34:2 36:4 38:761 40:109 41:2790 42:64 44:3 46:1104 47:3 49:295 50:448 52:13 55:5 56:2 57:45 58:871 59:477 60:356 61:1069 62:916 63:1961 64:4048 65:2306 66:4334 67:1999 68:1170 69:3150 70:902 71:359 72:1808 74:2645 75:430 76:320 77:896 78:888 79:456 80:1135 81:842 82:529 83:523 84:470 85:1159 86:409 87:908 88:354 89:1593 90:246 91:4288 92:528 93:1420 94:1326 95:1101 96:390 97:285 98:752 99:37 101:125 103:502 106:7 107:99 108:86 109:1089 110:660 111:804 112:355 113:482 114:614 115:683 116:879 117:694 118:854 119:1220 120:347 121:652 122:1567 123:1025 124:1298 125:1301 128:267 129:176 130:170 131:630 132:147 133:21 134:217 135:54 136:204 137:142 138:285 139:120 140:464 141:249 142:362 143:398 144:494 145:66 146:470 147:221 148:619 149:274 150:156 151:191 152:446 153:171 154:6 155:396 156:205 157:329 158:157 159:427 160:332 161:205 162:362 163:165 164:513 165:385 166:540 167:449 168:820 169:144 170:826 171:87 172:4 173:1754 174:562 175:415 176:331 177:402 178:1131 180:1176 181:39 182:652 183:240 184:394 185:1 186:1470 187:798 188:942 189:1163 190:5211 192:5898 193:5093 194:3549 195:3111 196:1254 197:169 198:3565 199:4192 200:5428 201:1694 202:8266 203:8409 204:4235 205:2389 206:2570 207:2770 208:3999 209:3529 210:2667 211:1445 212:1998 213:1806 214:786 215:96 216:4887 217:1484 218:556 219:330 220:1215 221:505 222:298 223:278

End of report