Orbit

Routing Table Report 04:00 +10GMT Wed 02 Nov, 2011

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

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

BGP routing table entries examined: 379945 Prefixes after maximum aggregation: 166356 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 186618 Total ASes present in the Internet Routing Table: 39192 Prefixes per ASN: 9.69 Origin-only ASes present in the Internet Routing Table: 32358 Origin ASes announcing only one prefix: 15486 Transit ASes present in the Internet Routing Table: 5261 Transit-only ASes present in the Internet Routing Table: 134 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 33 Max AS path prepend of ASN (48687) 24 Prefixes from unregistered ASNs in the Routing Table: 1587 Unregistered ASNs in the Routing Table: 849 Number of 32-bit ASNs allocated by the RIRs: 1919 Number of 32-bit ASNs visible in the Routing Table: 1573 Prefixes from 32-bit ASNs in the Routing Table: 3638 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 86 Number of addresses announced to Internet: 2489052480 Equivalent to 148 /8s, 91 /16s and 237 /24s Percentage of available address space announced: 67.2 Percentage of allocated address space announced: 67.2 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: 160120

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

Prefixes being announced by APNIC Region ASes: 94663 Total APNIC prefixes after maximum aggregation: 31038 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 91087 Unique aggregates announced from the APNIC address blocks: 38183 APNIC Region origin ASes present in the Internet Routing Table: 4594 APNIC Prefixes per ASN: 19.83 APNIC Region origin ASes announcing only one prefix: 1268 APNIC Region transit ASes present in the Internet Routing Table: 713 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 100 Number of APNIC addresses announced to Internet: 629405280 Equivalent to 37 /8s, 131 /16s and 246 /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: 145889 Total ARIN prefixes after maximum aggregation: 74485 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 117768 Unique aggregates announced from the ARIN address blocks: 48233 ARIN Region origin ASes present in the Internet Routing Table: 14729 ARIN Prefixes per ASN: 8.00 ARIN Region origin ASes announcing only one prefix: 5641 ARIN Region transit ASes present in the Internet Routing Table: 1559 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804522752 Equivalent to 47 /8s, 244 /16s and 11 /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: 91222 Total RIPE prefixes after maximum aggregation: 50831 RIPE Deaggregation factor: 1.79 Prefixes being announced from the RIPE address blocks: 83884 Unique aggregates announced from the RIPE address blocks: 54271 RIPE Region origin ASes present in the Internet Routing Table: 16078 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7972 RIPE Region transit ASes present in the Internet Routing Table: 2528 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1098 Number of RIPE addresses announced to Internet: 491191232 Equivalent to 29 /8s, 70 /16s and 251 /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: 35808 Total LACNIC prefixes after maximum aggregation: 7898 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 35231 Unique aggregates announced from the LACNIC address blocks: 18512 LACNIC Region origin ASes present in the Internet Routing Table: 1542 LACNIC Prefixes per ASN: 22.85 LACNIC Region origin ASes announcing only one prefix: 445 LACNIC Region transit ASes present in the Internet Routing Table: 280 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 359 Number of LACNIC addresses announced to Internet: 92722560 Equivalent to 5 /8s, 134 /16s and 213 /24s Percentage of available LACNIC address space announced: 61.4

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: 8556 Total AfriNIC prefixes after maximum aggregation: 2028 AfriNIC Deaggregation factor: 4.22 Prefixes being announced from the AfriNIC address blocks: 6662 Unique aggregates announced from the AfriNIC address blocks: 1988 AfriNIC Region origin ASes present in the Internet Routing Table: 498 AfriNIC Prefixes per ASN: 13.38 AfriNIC Region origin ASes announcing only one prefix: 160 AfriNIC Region transit ASes present in the Internet Routing Table: 110 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 27926272 Equivalent to 1 /8s, 170 /16s and 31 /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 2513 11129 973 Korea Telecom (KIX) 17974 1626 511 36 PT TELEKOMUNIKASI INDONESIA 7545 1613 303 86 TPG Internet Pty Ltd 4755 1541 637 174 TATA Communications formerly 7552 1393 1064 8 Vietel Corporation 9829 1166 989 28 BSNL National Internet Backbo 9583 1092 80 500 Sify Limited 4808 1090 2103 312 CNCGROUP IP network: China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 953 135 149 Reliance Infocom Ltd Internet

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

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3544 3814 220 bellsouth.net, inc. 7029 2333 1016 197 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1841 680 122 PaeTec Communications, Inc. 4323 1622 1078 388 Time Warner Telecom 20115 1596 1547 621 Charter Communications 22773 1460 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1395 253 668 Mediacom Communications Corp 7018 1315 7029 862 AT&T WorldNet Services

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

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8402 1554 416 14 Corbina telecom 6830 652 1927 414 UPC Distribution Services 34984 591 108 180 BILISIM TELEKOM 20940 530 178 415 Akamai Technologies European 3320 507 8169 387 Deutsche Telekom AG 12479 479 596 9 Uni2 Autonomous System 3292 478 2074 405 TDC Tele Danmark 8866 462 133 26 Bulgarian Telecommunication C 8551 403 354 44 Bezeq International 31148 403 22 112 FreeNet ISP

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

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1699 314 156 TVCABLE BOGOTA 28573 1466 1042 72 NET Servicos de Comunicao S.A 8151 1426 2929 348 UniNet S.A. de C.V. 7303 1236 751 171 Telecom Argentina Stet-France 27947 590 72 84 Telconet S.A 22047 580 322 17 VTR PUNTO NET S.A. 6503 569 434 68 AVANTEL, S.A. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 3816 537 233 95 Empresa Nacional de Telecomun 11172 525 86 96 Servicios Alestra S.A de C.V

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

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 24863 799 146 36 LINKdotNET AS number 8452 652 446 12 TEDATA 15475 444 74 8 Nile Online 36992 295 415 20 Etisalat MISR 3741 281 939 230 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 33776 239 13 8 Starcomms Nigeria Limited 29571 218 17 13 Ci Telecom Autonomous system 12258 196 28 57 Vodacom Internet Company

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

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3544 3814 220 bellsouth.net, inc. 4766 2513 11129 973 Korea Telecom (KIX) 7029 2333 1016 197 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1841 680 122 PaeTec Communications, Inc. 10620 1699 314 156 TVCABLE BOGOTA 17974 1626 511 36 PT TELEKOMUNIKASI INDONESIA 4323 1622 1078 388 Time Warner Telecom 7545 1613 303 86 TPG Internet Pty Ltd 20115 1596 1547 621 Charter Communications

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

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

ASN No of nets Net Savings Description 7029 2333 2136 Windstream Communications Inc 18566 2094 1917 Covad Communications 1785 1841 1719 PaeTec Communications, Inc. 17974 1626 1590 PT TELEKOMUNIKASI INDONESIA 10620 1699 1543 TVCABLE BOGOTA 4766 2513 1540 Korea Telecom (KIX) 8402 1554 1540 Corbina telecom 7545 1613 1527 TPG Internet Pty Ltd 28573 1466 1394 NET Servicos de Comunicao S.A 7552 1393 1385 Vietel Corporation

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 128.0.0.0/21 12654 RIPE NCC RIS Project 128.0.0.0/16 12654 RIPE NCC RIS Project 128.0.24.0/24 12654 RIPE NCC RIS Project

Complete listing at http://thyme.rand.apnic.net/current/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 - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.rand.apnic.net/current/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 /8:19 /9:12 /10:27 /11:81 /12:236 /13:464 /14:809 /15:1423 /16:12026 /17:6068 /18:10083 /19:19939 /20:27564 /21:27583 /22:37121 /23:35206 /24:197838 /25:1158 /26:1355 /27:761 /28:163 /29:4 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 6389 2184 3544 bellsouth.net, inc. 18566 2043 2094 Covad Communications 7029 2002 2333 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1529 1554 Corbina telecom 30036 1356 1395 Mediacom Communications Corp 11492 1117 1155 Cable One 1785 1056 1841 PaeTec Communications, Inc. 7011 1050 1168 Citizens Utilities 22773 948 1460 Cox Communications, Inc.

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

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

1:413 2:492 4:15 5:1 6:3 8:360 12:1952 13:1 14:542 15:11 16:3 17:7 20:9 23:59 24:1680 27:970 31:655 32:61 33:2 34:2 36:4 38:756 40:110 41:2683 42:53 44:3 46:1021 47:3 49:299 50:443 52:13 55:7 56:2 57:46 58:891 59:491 60:361 61:1122 62:1088 63:1961 64:4052 65:2300 66:4273 67:1986 68:1155 69:3203 70:882 71:383 72:1804 74:2606 75:393 76:316 77:879 78:867 79:474 80:1137 81:828 82:520 83:527 84:619 85:1148 86:403 87:920 88:354 89:1602 90:237 91:4240 92:530 93:1528 94:1302 95:1117 96:426 97:286 98:928 99:37 101:222 103:417 106:70 107:79 108:72 109:1050 110:662 111:796 112:334 113:485 114:617 115:709 116:883 117:721 118:874 119:1268 120:340 121:694 122:1560 123:1007 124:1328 125:1351 128:244 129:189 130:162 131:628 132:148 133:21 134:220 135:54 136:213 137:140 138:286 139:123 140:489 141:312 142:386 143:416 144:493 145:64 146:465 147:219 148:643 149:267 150:164 151:194 152:447 153:178 154:7 155:381 156:208 157:360 158:154 159:485 160:333 161:214 162:371 163:173 164:511 165:369 166:539 167:436 168:743 169:145 170:880 171:86 172:4 173:1715 174:675 175:420 176:284 177:363 178:1071 180:1133 181:36 182:650 183:223 184:383 185:1 186:1309 187:774 188:952 189:1136 190:5157 192:5928 193:5045 194:3560 195:3111 196:1233 197:165 198:3623 199:4164 200:5520 201:1688 202:8567 203:8481 204:4304 205:2369 206:2672 207:2826 208:4024 209:3580 210:2726 211:1461 212:2077 213:1778 214:808 215:97 216:4925 217:1604 218:562 219:341 220:1256 221:515 222:322 223:264

End of report