Orbit

Routing Table Report 04:00 +10GMT Mon 10 Oct, 2011

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

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

BGP routing table entries examined: 375898 Prefixes after maximum aggregation: 169026 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 185384 Total ASes present in the Internet Routing Table: 38993 Prefixes per ASN: 9.64 Origin-only ASes present in the Internet Routing Table: 32298 Origin ASes announcing only one prefix: 15494 Transit ASes present in the Internet Routing Table: 5214 Transit-only ASes present in the Internet Routing Table: 132 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: 1674 Unregistered ASNs in the Routing Table: 849 Number of 32-bit ASNs allocated by the RIRs: 1837 Number of 32-bit ASNs visible in the Routing Table: 1481 Prefixes from 32-bit ASNs in the Routing Table: 3383 Special use prefixes present in the Routing Table: 12 Prefixes being announced from unallocated address space: 92 Number of addresses announced to Internet: 2482857984 Equivalent to 147 /8s, 253 /16s and 104 /24s Percentage of available address space announced: 67.0 Percentage of allocated address space announced: 67.0 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: 157329

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

Prefixes being announced by APNIC Region ASes: 94475 Total APNIC prefixes after maximum aggregation: 30813 APNIC Deaggregation factor: 3.07 Prefixes being announced from the APNIC address blocks: 90926 Unique aggregates announced from the APNIC address blocks: 37972 APNIC Region origin ASes present in the Internet Routing Table: 4572 APNIC Prefixes per ASN: 19.89 APNIC Region origin ASes announcing only one prefix: 1253 APNIC Region transit ASes present in the Internet Routing Table: 701 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 90 Number of APNIC addresses announced to Internet: 628413792 Equivalent to 37 /8s, 116 /16s and 213 /24s Percentage of available APNIC address space announced: 79.7

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: 144344 Total ARIN prefixes after maximum aggregation: 74066 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 116466 Unique aggregates announced from the ARIN address blocks: 48040 ARIN Region origin ASes present in the Internet Routing Table: 14717 ARIN Prefixes per ASN: 7.91 ARIN Region origin ASes announcing only one prefix: 5671 ARIN Region transit ASes present in the Internet Routing Table: 1560 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: 804546560 Equivalent to 47 /8s, 244 /16s and 104 /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: 90230 Total RIPE prefixes after maximum aggregation: 50531 RIPE Deaggregation factor: 1.79 Prefixes being announced from the RIPE address blocks: 82898 Unique aggregates announced from the RIPE address blocks: 54269 RIPE Region origin ASes present in the Internet Routing Table: 16022 RIPE Prefixes per ASN: 5.17 RIPE Region origin ASes announcing only one prefix: 7963 RIPE Region transit ASes present in the Internet Routing Table: 2493 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: 1046 Number of RIPE addresses announced to Internet: 490528128 Equivalent to 29 /8s, 60 /16s and 221 /24s Percentage of available RIPE address space announced: 79.0

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: 34987 Total LACNIC prefixes after maximum aggregation: 7858 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 34340 Unique aggregates announced from the LACNIC address blocks: 17942 LACNIC Region origin ASes present in the Internet Routing Table: 1535 LACNIC Prefixes per ASN: 22.37 LACNIC Region origin ASes announcing only one prefix: 453 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: 329 Number of LACNIC addresses announced to Internet: 90626176 Equivalent to 5 /8s, 102 /16s and 216 /24s Percentage of available LACNIC address space announced: 60.0

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: 8307 Total AfriNIC prefixes after maximum aggregation: 2004 AfriNIC Deaggregation factor: 4.15 Prefixes being announced from the AfriNIC address blocks: 6400 Unique aggregates announced from the AfriNIC address blocks: 1979 AfriNIC Region origin ASes present in the Internet Routing Table: 487 AfriNIC Prefixes per ASN: 13.14 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 106 Average AfriNIC Region AS path length visible: 4.6 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: 27738368 Equivalent to 1 /8s, 167 /16s and 65 /24s Percentage of available AfriNIC address space announced: 41.3

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 2493 11047 956 Korea Telecom (KIX) 17974 1958 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1606 303 85 TPG Internet Pty Ltd 4755 1545 639 174 TATA Communications formerly 7552 1394 1064 7 Vietel Corporation 24560 1180 345 206 Bharti Airtel Ltd., Telemedia 9829 1165 989 28 BSNL National Internet Backbo 9583 1087 80 503 Sify Limited 4808 1079 2097 305 CNCGROUP IP network: China169 18101 952 165 142 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 3552 3816 223 bellsouth.net, inc. 18566 1915 366 239 Covad Communications 7029 1898 1016 197 Windstream Communications Inc 1785 1830 680 121 PaeTec Communications, Inc. 4323 1625 1083 391 Time Warner Telecom 20115 1591 1541 635 Charter Communications 22773 1458 2907 100 Cox Communications, Inc. 19262 1394 4728 400 Verizon Global Networks 30036 1385 250 676 Mediacom Communications Corp 7018 1338 7049 875 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 1463 352 13 Corbina telecom 6830 635 1890 410 UPC Distribution Services 34984 578 108 180 BILISIM TELEKOM 20940 545 184 420 Akamai Technologies European 3320 503 8169 385 Deutsche Telekom AG 12479 481 593 7 Uni2 Autonomous System 3292 480 2082 407 TDC Tele Danmark 8866 460 133 26 Bulgarian Telecommunication C 29049 424 31 55 AzerSat LLC. 8551 404 354 44 Bezeq International

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 1680 310 154 TVCABLE BOGOTA 8151 1399 2841 341 UniNet S.A. de C.V. 28573 1366 1014 68 NET Servicos de Comunicao S.A 7303 1163 683 175 Telecom Argentina Stet-France 14420 636 59 87 CORPORACION NACIONAL DE TELEC 22047 579 322 17 VTR PUNTO NET S.A. 27947 575 71 83 Telconet S.A 6503 574 450 69 AVANTEL, S.A. 3816 536 232 95 Empresa Nacional de Telecomun 7738 526 1050 31 Telecomunicacoes da Bahia S.A

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 788 147 37 LINKdotNET AS number 8452 500 445 11 TEDATA 15475 445 74 8 Nile Online 36992 298 415 19 Etisalat MISR 3741 277 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 33776 207 13 14 Starcomms Nigeria Limited 12258 198 28 58 Vodacom Internet Company 29571 192 17 11 Ci Telecom Autonomous system

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 3552 3816 223 bellsouth.net, inc. 4766 2493 11047 956 Korea Telecom (KIX) 17974 1958 519 33 PT TELEKOMUNIKASI INDONESIA 18566 1915 366 239 Covad Communications 7029 1898 1016 197 Windstream Communications Inc 1785 1830 680 121 PaeTec Communications, Inc. 10620 1680 310 154 TVCABLE BOGOTA 4323 1625 1083 391 Time Warner Telecom 7545 1606 303 85 TPG Internet Pty Ltd 20115 1591 1541 635 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 17974 1958 1925 PT TELEKOMUNIKASI INDONESIA 1785 1830 1709 PaeTec Communications, Inc. 7029 1898 1701 Windstream Communications Inc 18566 1915 1676 Covad Communications 4766 2493 1537 Korea Telecom (KIX) 10620 1680 1526 TVCABLE BOGOTA 7545 1606 1521 TPG Internet Pty Ltd 8402 1463 1450 Corbina telecom 7552 1394 1387 Vietel Corporation 4755 1545 1371 TATA Communications formerly

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 128.0.8.0/22 47926 Lutsche.net Ltd 128.0.12.0/22 47926 Lutsche.net Ltd 128.0.80.0/24 30977 JSC "Yugra-Telecom" 128.0.81.0/24 30977 JSC "Yugra-Telecom" 128.0.82.0/24 30977 JSC "Yugra-Telecom" 128.0.83.0/24 30977 JSC "Yugra-Telecom" 128.0.84.0/24 30977 JSC "Yugra-Telecom" 128.0.85.0/24 30977 JSC "Yugra-Telecom" 128.0.86.0/24 30977 JSC "Yugra-Telecom" 128.0.87.0/24 30977 JSC "Yugra-Telecom"

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 /12:235 /13:464 /14:805 /15:1422 /16:11992 /17:6000 /18:10031 /19:19870 /20:27200 /21:27228 /22:36806 /23:34899 /24:195435 /25:1129 /26:1334 /27:739 /28:161 /29:4 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 6389 2189 3552 bellsouth.net, inc. 18566 1871 1915 Covad Communications 7029 1590 1898 Windstream Communications Inc 10620 1575 1680 TVCABLE BOGOTA 8402 1440 1463 Corbina telecom 30036 1347 1385 Mediacom Communications Corp 11492 1114 1152 Cable One 1785 1055 1830 PaeTec Communications, Inc. 7011 1048 1167 Citizens Utilities 22773 947 1458 Cox Communications, Inc.

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

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

1:386 2:488 4:15 5:1 6:3 8:357 12:1956 13:1 14:532 15:11 16:3 17:7 20:9 23:55 24:1691 27:965 31:578 32:65 33:4 34:2 36:4 38:749 40:108 41:2521 42:49 44:3 46:993 47:3 49:264 50:442 52:13 55:5 56:2 57:37 58:881 59:490 60:364 61:1172 62:1089 63:1933 64:4052 65:2302 66:4013 67:1963 68:1106 69:3196 70:837 71:378 72:1854 74:2509 75:364 76:340 77:883 78:862 79:476 80:1127 81:827 82:502 83:505 84:624 85:1118 86:405 87:871 88:353 89:1603 90:268 91:4164 92:527 93:1381 94:1292 95:1036 96:437 97:280 98:900 99:37 101:210 103:344 106:70 107:61 108:54 109:1041 110:665 111:794 112:320 113:481 114:574 115:695 116:872 117:709 118:892 119:1258 120:338 121:694 122:1608 123:1020 124:1366 125:1381 128:255 129:176 130:166 131:584 132:121 133:21 134:214 135:54 136:213 137:140 138:288 139:125 140:495 141:292 142:386 143:425 144:492 145:63 146:472 147:215 148:631 149:266 150:153 151:193 152:447 153:179 154:7 155:383 156:208 157:359 158:151 159:467 160:320 161:208 162:337 163:175 164:504 165:367 166:537 167:435 168:746 169:145 170:868 171:86 172:1 173:1670 174:657 175:417 176:270 177:286 178:1053 180:1110 181:37 182:630 183:209 184:373 185:1 186:1418 187:660 188:922 189:857 190:5117 192:5904 193:5021 194:3532 195:3104 196:1243 197:182 198:3629 199:4134 200:5516 201:1645 202:8543 203:8502 204:4297 205:2357 206:2672 207:2823 208:4050 209:3453 210:2699 211:1458 212:2064 213:1795 214:783 215:90 216:4913 217:1600 218:560 219:339 220:1240 221:513 222:342 223:285

End of report