Orbit

Routing Table Report 04:00 +10GMT Mon 07 Nov, 2011

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

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

BGP routing table entries examined: 381024 Prefixes after maximum aggregation: 166574 Deaggregation factor: 2.29 Unique aggregates announced to Internet: 187197 Total ASes present in the Internet Routing Table: 39227 Prefixes per ASN: 9.71 Origin-only ASes present in the Internet Routing Table: 32362 Origin ASes announcing only one prefix: 15479 Transit ASes present in the Internet Routing Table: 5270 Transit-only ASes present in the Internet Routing Table: 133 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: 1620 Unregistered ASNs in the Routing Table: 856 Number of 32-bit ASNs allocated by the RIRs: 1933 Number of 32-bit ASNs visible in the Routing Table: 1595 Prefixes from 32-bit ASNs in the Routing Table: 3686 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 86 Number of addresses announced to Internet: 2490075968 Equivalent to 148 /8s, 107 /16s and 139 /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: 91.6 Total number of prefixes smaller than registry allocations: 160847

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

Prefixes being announced by APNIC Region ASes: 94785 Total APNIC prefixes after maximum aggregation: 31060 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 91239 Unique aggregates announced from the APNIC address blocks: 38285 APNIC Region origin ASes present in the Internet Routing Table: 4602 APNIC Prefixes per ASN: 19.83 APNIC Region origin ASes announcing only one prefix: 1274 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: 19 Number of APNIC region 32-bit ASNs visible in the Routing Table: 102 Number of APNIC addresses announced to Internet: 629656672 Equivalent to 37 /8s, 135 /16s and 204 /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: 145917 Total ARIN prefixes after maximum aggregation: 74457 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 117857 Unique aggregates announced from the ARIN address blocks: 48372 ARIN Region origin ASes present in the Internet Routing Table: 14737 ARIN Prefixes per ASN: 8.00 ARIN Region origin ASes announcing only one prefix: 5638 ARIN Region transit ASes present in the Internet Routing Table: 1561 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: 804700928 Equivalent to 47 /8s, 246 /16s and 195 /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: 91935 Total RIPE prefixes after maximum aggregation: 51039 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 84390 Unique aggregates announced from the RIPE address blocks: 54494 RIPE Region origin ASes present in the Internet Routing Table: 16082 RIPE Prefixes per ASN: 5.25 RIPE Region origin ASes announcing only one prefix: 7966 RIPE Region transit ASes present in the Internet Routing Table: 2529 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: 1108 Number of RIPE addresses announced to Internet: 491702976 Equivalent to 29 /8s, 78 /16s and 202 /24s Percentage of available RIPE address space announced: 79.2

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: 35932 Total LACNIC prefixes after maximum aggregation: 7915 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 35359 Unique aggregates announced from the LACNIC address blocks: 18555 LACNIC Region origin ASes present in the Internet Routing Table: 1539 LACNIC Prefixes per ASN: 22.98 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 285 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: 369 Number of LACNIC addresses announced to Internet: 92909696 Equivalent to 5 /8s, 137 /16s and 176 /24s Percentage of available LACNIC address space announced: 61.5

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: 8586 Total AfriNIC prefixes after maximum aggregation: 2027 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 6653 Unique aggregates announced from the AfriNIC address blocks: 1998 AfriNIC Region origin ASes present in the Internet Routing Table: 495 AfriNIC Prefixes per ASN: 13.44 AfriNIC Region origin ASes announcing only one prefix: 157 AfriNIC Region transit ASes present in the Internet Routing Table: 109 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: 27605248 Equivalent to 1 /8s, 165 /16s and 57 /24s Percentage of available AfriNIC address space announced: 41.1

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 2516 11129 974 Korea Telecom (KIX) 17974 1626 511 36 PT TELEKOMUNIKASI INDONESIA 7545 1617 303 87 TPG Internet Pty Ltd 4755 1548 637 174 TATA Communications formerly 7552 1394 1064 7 Vietel Corporation 9829 1166 989 28 BSNL National Internet Backbo 9583 1098 81 502 Sify Limited 4808 1090 2103 312 CNCGROUP IP network: China169 24560 964 343 218 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 3548 3815 221 bellsouth.net, inc. 7029 2338 1016 198 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1844 680 122 PaeTec Communications, Inc. 4323 1621 1077 387 Time Warner Telecom 20115 1596 1547 621 Charter Communications 22773 1489 2909 103 Cox Communications, Inc. 30036 1405 254 672 Mediacom Communications Corp 19262 1395 4728 400 Verizon Global Networks 7018 1315 7029 861 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 1577 416 14 Corbina telecom 6830 650 1927 414 UPC Distribution Services 34984 596 110 184 BILISIM TELEKOM 20940 550 182 432 Akamai Technologies European 12479 547 628 51 Uni2 Autonomous System 3320 507 8169 387 Deutsche Telekom AG 3292 481 2074 406 TDC Tele Danmark 8866 462 133 26 Bulgarian Telecommunication C 31148 406 22 114 FreeNet ISP 8551 402 354 43 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 1699 314 156 TVCABLE BOGOTA 28573 1482 1043 79 NET Servicos de Comunicao S.A 8151 1425 2937 348 UniNet S.A. de C.V. 7303 1236 751 171 Telecom Argentina Stet-France 27947 591 72 84 Telconet S.A 22047 580 322 17 VTR PUNTO NET S.A. 6503 565 434 68 AVANTEL, S.A. 7738 553 1050 31 Telecomunicacoes da Bahia S.A 3816 537 233 95 Empresa Nacional de Telecomun 11172 526 86 97 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 801 146 36 LINKdotNET AS number 8452 652 446 12 TEDATA 15475 444 74 8 Nile Online 36992 285 415 20 Etisalat MISR 3741 281 939 230 The Internet Solution 15706 240 32 6 Sudatel Internet Exchange Aut 33776 239 13 8 Starcomms Nigeria Limited 6713 235 519 14 Itissalat Al-MAGHRIB 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 3548 3815 221 bellsouth.net, inc. 4766 2516 11129 974 Korea Telecom (KIX) 7029 2338 1016 198 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1844 680 122 PaeTec Communications, Inc. 10620 1699 314 156 TVCABLE BOGOTA 17974 1626 511 36 PT TELEKOMUNIKASI INDONESIA 4323 1621 1077 387 Time Warner Telecom 7545 1617 303 87 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 2338 2140 Windstream Communications Inc 18566 2094 1917 Covad Communications 1785 1844 1722 PaeTec Communications, Inc. 17974 1626 1590 PT TELEKOMUNIKASI INDONESIA 8402 1577 1563 Corbina telecom 10620 1699 1543 TVCABLE BOGOTA 4766 2516 1542 Korea Telecom (KIX) 7545 1617 1530 TPG Internet Pty Ltd 28573 1482 1403 NET Servicos de Comunicao S.A 7552 1394 1387 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 37345 MEDALLION Communications 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 /13:465 /14:809 /15:1422 /16:12024 /17:6054 /18:10089 /19:19943 /20:27560 /21:27693 /22:37191 /23:35241 /24:198714 /25:1153 /26:1360 /27:759 /28:163 /29:4 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 6389 2188 3548 bellsouth.net, inc. 18566 2043 2094 Covad Communications 7029 2006 2338 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1552 1577 Corbina telecom 30036 1365 1405 Mediacom Communications Corp 11492 1117 1155 Cable One 1785 1057 1844 PaeTec Communications, Inc. 7011 1051 1169 Citizens Utilities 22773 951 1489 Cox Communications, Inc.

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

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

1:417 2:489 4:15 5:1 6:3 8:361 12:1953 13:1 14:539 15:11 16:3 17:7 20:9 23:58 24:1682 27:1027 31:665 32:65 33:2 34:2 36:4 38:756 40:110 41:2707 42:56 44:3 46:1029 47:3 49:299 50:446 52:13 55:7 56:2 57:47 58:902 59:496 60:361 61:1129 62:1093 63:1964 64:4061 65:2304 66:4271 67:2002 68:1164 69:3183 70:881 71:385 72:1804 74:2609 75:388 76:316 77:963 78:881 79:470 80:1125 81:832 82:519 83:525 84:618 85:1151 86:399 87:975 88:356 89:1596 90:237 91:4252 92:535 93:1550 94:1299 95:1144 96:428 97:286 98:937 99:37 101:226 103:434 106:8 107:84 108:72 109:1150 110:660 111:798 112:343 113:485 114:622 115:716 116:881 117:723 118:878 119:1274 120:344 121:695 122:1573 123:1012 124:1352 125:1355 128:246 129:189 130:164 131:626 132:150 133:21 134:221 135:54 136:212 137:142 138:286 139:122 140:482 141:317 142:388 143:412 144:491 145:64 146:461 147:223 148:636 149:267 150:168 151:194 152:446 153:178 154:7 155:384 156:208 157:360 158:154 159:486 160:330 161:214 162:371 163:173 164:511 165:369 166:540 167:441 168:818 169:145 170:880 171:88 172:4 173:1711 174:677 175:417 176:306 177:372 178:1085 180:1137 181:37 182:651 183:221 184:389 185:1 186:1331 187:763 188:1062 189:1147 190:5174 192:5925 193:5049 194:3560 195:3134 196:1269 197:167 198:3632 199:4202 200:5508 201:1696 202:8535 203:8484 204:4311 205:2368 206:2673 207:2820 208:4042 209:3581 210:2718 211:1457 212:2086 213:1780 214:807 215:95 216:4919 217:1602 218:566 219:342 220:1253 221:517 222:322 223:265

End of report