Orbit

Routing Table Report 08:00 +10GMT Fri 28 Oct, 2011

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

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

BGP routing table entries examined: 373072 Prefixes after maximum aggregation: 164242 Deaggregation factor: 2.27 Unique aggregates announced to Internet: 186080 Total ASes present in the Internet Routing Table: 37464 Prefixes per ASN: 9.96 Origin-only ASes present in the Internet Routing Table: 32315 Origin ASes announcing only one prefix: 15509 Transit ASes present in the Internet Routing Table: 5149 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: 27 Max AS path prepend of ASN (51310) 25 Prefixes from unregistered ASNs in the Routing Table: 2315 Unregistered ASNs in the Routing Table: 910 Number of 32-bit ASNs allocated by the RIRs: 1905 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3626 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 92 Number of addresses announced to Internet: 2506114816 Equivalent to 149 /8s, 96 /16s and 71 /24s Percentage of available address space announced: 67.6 Percentage of allocated address space announced: 67.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.5 Total number of prefixes smaller than registry allocations: 155438

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

Prefixes being announced by APNIC Region ASes: 89620 Total APNIC prefixes after maximum aggregation: 29671 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 87033 Unique aggregates announced from the APNIC address blocks: 38098 APNIC Region origin ASes present in the Internet Routing Table: 4546 APNIC Prefixes per ASN: 19.14 APNIC Region origin ASes announcing only one prefix: 1280 APNIC Region transit ASes present in the Internet Routing Table: 695 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: 629042432 Equivalent to 37 /8s, 126 /16s and 109 /24s Percentage of available APNIC address space announced: 79.8

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: 144355 Total ARIN prefixes after maximum aggregation: 73935 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 116573 Unique aggregates announced from the ARIN address blocks: 48282 ARIN Region origin ASes present in the Internet Routing Table: 14671 ARIN Prefixes per ASN: 7.95 ARIN Region origin ASes announcing only one prefix: 5654 ARIN Region transit ASes present in the Internet Routing Table: 1492 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: 804720640 Equivalent to 47 /8s, 247 /16s and 16 /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: 91330 Total RIPE prefixes after maximum aggregation: 50732 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83958 Unique aggregates announced from the RIPE address blocks: 54220 RIPE Region origin ASes present in the Internet Routing Table: 16050 RIPE Prefixes per ASN: 5.23 RIPE Region origin ASes announcing only one prefix: 7973 RIPE Region transit ASes present in the Internet Routing Table: 2514 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 491174144 Equivalent to 29 /8s, 70 /16s and 185 /24s Percentage of available RIPE address space announced: 79.1

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: 34923 Total LACNIC prefixes after maximum aggregation: 7811 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 34531 Unique aggregates announced from the LACNIC address blocks: 18136 LACNIC Region origin ASes present in the Internet Routing Table: 1527 LACNIC Prefixes per ASN: 22.61 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 267 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 92555264 Equivalent to 5 /8s, 132 /16s and 72 /24s Percentage of available LACNIC address space announced: 61.3

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: 8527 Total AfriNIC prefixes after maximum aggregation: 2016 AfriNIC Deaggregation factor: 4.23 Prefixes being announced from the AfriNIC address blocks: 6643 Unique aggregates announced from the AfriNIC address blocks: 1983 AfriNIC Region origin ASes present in the Internet Routing Table: 496 AfriNIC Prefixes per ASN: 13.39 AfriNIC Region origin ASes announcing only one prefix: 158 AfriNIC Region transit ASes present in the Internet Routing Table: 109 Average AfriNIC Region AS path length visible: 3.3 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: 27904256 Equivalent to 1 /8s, 169 /16s and 201 /24s Percentage of available AfriNIC address space announced: 41.6

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 1941 11088 658 Korea Telecom (KIX) 17974 1627 511 36 PT Telekomunikasi Indonesia 7545 1611 303 87 TPG Internet Pty Ltd 4755 1534 377 174 TATA Communications formerly 9829 1166 989 28 National Internet Backbone 9583 1091 80 499 Sify Limited 7552 986 1062 11 Vietel Corporation 4808 973 2009 278 CNCGROUP IP network China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 954 166 150 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 6389 3546 3815 221 BellSouth.net Inc. 7029 2362 1042 210 Windstream Communications Inc 18566 2096 382 176 Covad Communications Co. 1785 1843 680 122 PaeTec Communications, Inc. 4323 1623 1094 389 tw telecom holdings, inc. 20115 1594 1546 620 Charter Communications 22773 1457 2907 100 Cox Communications Inc. 19262 1395 4728 400 Verizon Online LLC 30036 1390 252 670 Mediacom Communications Corp 7018 1326 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 1480 352 13 Corbina telecom 6830 649 1927 412 UPC Broadband 34984 589 108 179 BILISIM TELEKOM 20940 554 184 427 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 504 8169 384 Deutsche Telekom AG 3292 480 2074 407 TDC Data Networks 12479 479 596 9 France Telecom Espana SA 8866 460 133 26 Bulgarian Telecommunication C 8551 404 355 38 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 1699 314 156 Types of queries are: POCs, o 28573 1458 1033 70 Types of queries are: POCs, o 8151 1279 2908 341 Uninet S.A. de C.V. 7303 1229 747 177 Telecom Argentina S.A. 22047 580 322 17 Types of queries are: POCs, o 27947 577 72 84 Telconet S.A 6503 560 450 70 Axtel, S.A.B. de C.V. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 3816 541 233 95 Types of queries are: POCs, o 11172 524 102 97 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 24863 798 146 33 LINKdotNET AS number 8452 651 446 12 TEDATA 15475 454 74 8 Nile Online 36992 299 415 21 Etisalat MISR 3741 280 939 229 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 33776 240 13 8 Starcomms Nigeria Limited 29571 218 17 13 Ci Telecom Autonomous system 12258 197 28 58 Vodacom Internet Company

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 3546 3815 221 BellSouth.net Inc. 7029 2362 1042 210 Windstream Communications Inc 18566 2096 382 176 Covad Communications Co. 4766 1941 11088 658 Korea Telecom (KIX) 1785 1843 680 122 PaeTec Communications, Inc. 10620 1699 314 156 Types of queries are: POCs, o 17974 1627 511 36 PT Telekomunikasi Indonesia 4323 1623 1094 389 tw telecom holdings, inc. 7545 1611 303 87 TPG Internet Pty Ltd 20115 1594 1546 620 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 7029 2362 2152 Windstream Communications Inc 18566 2096 1920 Covad Communications Co. 1785 1843 1721 PaeTec Communications, Inc. 17974 1627 1591 PT Telekomunikasi Indonesia 10620 1699 1543 Types of queries are: POCs, o 7545 1611 1524 TPG Internet Pty Ltd 8402 1480 1467 Corbina telecom 28573 1458 1388 Types of queries are: POCs, o 4755 1534 1360 TATA Communications formerly 22773 1457 1357 Cox Communications Inc.

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 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 36938 >>UNKNOWN<< 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 /11:81 /12:237 /13:465 /14:807 /15:1422 /16:11980 /17:6051 /18:10023 /19:20032 /20:27481 /21:27432 /22:36775 /23:34827 /24:194872 /25:12 /26:20 /27:21 /28:155 /29:126 /30:63 /31:0 /32:131

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

ASN No of nets Total ann. Description 6389 2185 3546 BellSouth.net Inc. 18566 2046 2096 Covad Communications Co. 7029 2016 2362 Windstream Communications Inc 10620 1594 1699 Types of queries are: POCs, o 8402 1456 1480 Corbina telecom 30036 1351 1390 Mediacom Communications Corp 11492 1118 1155 CABLE ONE, INC. 1785 1056 1843 PaeTec Communications, Inc. 7011 1050 1168 Frontier Communications of Am 22773 945 1457 Cox Communications Inc.

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

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

1:410 2:473 4:15 5:1 6:3 8:357 12:1951 13:1 14:529 15:11 16:3 17:7 20:9 23:59 24:1675 27:966 31:618 32:60 33:3 34:2 36:4 38:752 40:110 41:2692 42:53 44:3 46:1008 47:3 49:293 50:434 52:13 55:7 56:2 57:39 58:838 59:490 60:360 61:1016 62:1088 63:1954 64:4020 65:2305 66:4261 67:1982 68:1147 69:3198 70:878 71:382 72:1805 74:2571 75:391 76:317 77:878 78:868 79:454 80:1132 81:837 82:508 83:529 84:618 85:1120 86:410 87:891 88:356 89:1603 90:238 91:4232 92:518 93:1536 94:1308 95:1065 96:428 97:284 98:925 99:37 101:100 103:398 106:70 107:78 108:72 109:1054 110:640 111:788 112:326 113:455 114:604 115:677 116:867 117:694 118:841 119:1212 120:337 121:681 122:1552 123:1015 124:1295 125:1306 128:209 129:177 130:158 131:621 132:138 133:21 134:211 135:54 136:211 137:137 138:286 139:120 140:466 141:307 142:372 143:417 144:490 145:63 146:451 147:225 148:617 149:266 150:160 151:192 152:445 153:178 154:6 155:388 156:205 157:324 158:154 159:415 160:328 161:204 162:338 163:163 164:507 165:368 166:537 167:437 168:733 169:144 170:871 171:85 172:4 173:1712 174:670 175:405 176:285 177:368 178:1066 180:1118 181:36 182:638 183:208 184:369 185:1 186:1302 187:706 188:948 189:870 190:5123 192:5887 193:5039 194:3552 195:3112 196:1218 197:163 198:3573 199:4128 200:5447 201:1686 202:8287 203:8391 204:4228 205:2342 206:2581 207:2760 208:4009 209:3540 210:2637 211:1450 212:2092 213:1779 214:790 215:95 216:4895 217:1598 218:555 219:337 220:1210 221:497 222:295 223:265

End of report