Orbit

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

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

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

BGP routing table entries examined: 380665 Prefixes after maximum aggregation: 166640 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 187004 Total ASes present in the Internet Routing Table: 39234 Prefixes per ASN: 9.70 Origin-only ASes present in the Internet Routing Table: 32379 Origin ASes announcing only one prefix: 15493 Transit ASes present in the Internet Routing Table: 5267 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: 1612 Unregistered ASNs in the Routing Table: 856 Number of 32-bit ASNs allocated by the RIRs: 1923 Number of 32-bit ASNs visible in the Routing Table: 1588 Prefixes from 32-bit ASNs in the Routing Table: 3675 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 88 Number of addresses announced to Internet: 2489772608 Equivalent to 148 /8s, 102 /16s and 234 /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: 160555

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

Prefixes being announced by APNIC Region ASes: 94754 Total APNIC prefixes after maximum aggregation: 31057 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 91205 Unique aggregates announced from the APNIC address blocks: 38255 APNIC Region origin ASes present in the Internet Routing Table: 4598 APNIC Prefixes per ASN: 19.84 APNIC Region origin ASes announcing only one prefix: 1270 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: 101 Number of APNIC addresses announced to Internet: 629605984 Equivalent to 37 /8s, 135 /16s and 6 /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: 145960 Total ARIN prefixes after maximum aggregation: 74522 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 117881 Unique aggregates announced from the ARIN address blocks: 48284 ARIN Region origin ASes present in the Internet Routing Table: 14744 ARIN Prefixes per ASN: 8.00 ARIN Region origin ASes announcing only one prefix: 5647 ARIN Region transit ASes present in the Internet Routing Table: 1558 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: 804643584 Equivalent to 47 /8s, 245 /16s and 227 /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: 91650 Total RIPE prefixes after maximum aggregation: 51037 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 84167 Unique aggregates announced from the RIPE address blocks: 54490 RIPE Region origin ASes present in the Internet Routing Table: 16085 RIPE Prefixes per ASN: 5.23 RIPE Region origin ASes announcing only one prefix: 7972 RIPE Region transit ASes present in the Internet Routing Table: 2537 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: 1107 Number of RIPE addresses announced to Internet: 491695040 Equivalent to 29 /8s, 78 /16s and 171 /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: 35851 Total LACNIC prefixes after maximum aggregation: 7915 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 35251 Unique aggregates announced from the LACNIC address blocks: 18495 LACNIC Region origin ASes present in the Internet Routing Table: 1543 LACNIC Prefixes per ASN: 22.85 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 282 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: 364 Number of LACNIC addresses announced to Internet: 92779904 Equivalent to 5 /8s, 135 /16s and 181 /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: 8591 Total AfriNIC prefixes after maximum aggregation: 2033 AfriNIC Deaggregation factor: 4.23 Prefixes being announced from the AfriNIC address blocks: 6682 Unique aggregates announced from the AfriNIC address blocks: 2003 AfriNIC Region origin ASes present in the Internet Routing Table: 499 AfriNIC Prefixes per ASN: 13.39 AfriNIC Region origin ASes announcing only one prefix: 160 AfriNIC Region transit ASes present in the Internet Routing Table: 108 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: 27614720 Equivalent to 1 /8s, 165 /16s and 94 /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 2514 11129 974 Korea Telecom (KIX) 17974 1629 511 36 PT TELEKOMUNIKASI INDONESIA 7545 1614 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 4808 1091 2103 312 CNCGROUP IP network: China169 9583 1091 80 499 Sify Limited 24560 964 343 218 Bharti Airtel Ltd., Telemedia 18101 954 135 150 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 3543 3814 220 bellsouth.net, inc. 7029 2336 1016 198 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1844 680 122 PaeTec Communications, Inc. 4323 1623 1078 389 Time Warner Telecom 20115 1596 1547 621 Charter Communications 22773 1462 2924 102 Cox Communications, Inc. 30036 1401 253 670 Mediacom Communications Corp 19262 1395 4728 400 Verizon Global Networks 7018 1315 7029 860 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 1483 416 14 Corbina telecom 6830 650 1927 414 UPC Distribution Services 34984 596 110 184 BILISIM TELEKOM 12479 548 629 52 Uni2 Autonomous System 20940 538 179 422 Akamai Technologies European 3320 507 8169 387 Deutsche Telekom AG 3292 481 2074 406 TDC Tele Danmark 8866 462 133 26 Bulgarian Telecommunication C 31148 405 22 113 FreeNet ISP 8551 403 354 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 1699 314 156 TVCABLE BOGOTA 28573 1481 1043 79 NET Servicos de Comunicao S.A 8151 1430 2937 345 UniNet S.A. de C.V. 7303 1234 751 171 Telecom Argentina Stet-France 27947 591 72 84 Telconet S.A 22047 580 322 17 VTR PUNTO NET S.A. 6503 566 434 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 801 146 36 LINKdotNET AS number 8452 652 446 12 TEDATA 15475 443 74 8 Nile Online 36992 304 415 21 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 230 13 10 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 3543 3814 220 bellsouth.net, inc. 4766 2514 11129 974 Korea Telecom (KIX) 7029 2336 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 1629 511 36 PT TELEKOMUNIKASI INDONESIA 4323 1623 1078 389 Time Warner Telecom 7545 1614 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 2336 2138 Windstream Communications Inc 18566 2094 1917 Covad Communications 1785 1844 1722 PaeTec Communications, Inc. 17974 1629 1593 PT TELEKOMUNIKASI INDONESIA 10620 1699 1543 TVCABLE BOGOTA 4766 2514 1540 Korea Telecom (KIX) 7545 1614 1527 TPG Internet Pty Ltd 8402 1483 1469 Corbina telecom 28573 1481 1402 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 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 /13:465 /14:809 /15:1424 /16:12026 /17:6059 /18:10093 /19:19945 /20:27579 /21:27718 /22:37167 /23:35257 /24:198307 /25:1153 /26:1351 /27:762 /28:166 /29:4 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 6389 2184 3543 bellsouth.net, inc. 18566 2043 2094 Covad Communications 7029 2004 2336 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1458 1483 Corbina telecom 30036 1362 1401 Mediacom Communications Corp 11492 1117 1155 Cable One 1785 1057 1844 PaeTec Communications, Inc. 7011 1051 1169 Citizens Utilities 22773 948 1462 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 2:482 4:15 5:1 6:3 8:361 12:1955 13:1 14:542 15:11 16:3 17:7 20:9 23:59 24:1682 27:980 31:672 32:65 33:2 34:2 36:4 38:758 40:110 41:2690 42:55 44:3 46:1024 47:3 49:299 50:444 52:13 55:6 56:2 57:47 58:902 59:495 60:361 61:1123 62:1087 63:1964 64:4055 65:2302 66:4288 67:2004 68:1168 69:3187 70:881 71:384 72:1805 74:2606 75:389 76:317 77:881 78:879 79:476 80:1151 81:844 82:521 83:528 84:620 85:1151 86:399 87:930 88:356 89:1598 90:237 91:4251 92:536 93:1541 94:1303 95:1101 96:426 97:286 98:936 99:37 101:225 103:426 106:69 107:83 108:72 109:1159 110:663 111:797 112:341 113:486 114:620 115:714 116:882 117:723 118:876 119:1259 120:343 121:688 122:1566 123:1010 124:1352 125:1355 128:244 129:190 130:164 131:626 132:148 133:21 134:221 135:54 136:212 137:134 138:286 139:123 140:486 141:317 142:391 143:411 144:490 145:64 146:465 147:219 148:640 149:266 150:165 151:194 152:446 153:178 154:7 155:385 156:208 157:361 158:154 159:485 160:333 161:214 162:371 163:173 164:507 165:368 166:541 167:438 168:820 169:145 170:880 171:86 172:4 173:1706 174:679 175:419 176:278 177:365 178:1075 180:1139 181:36 182:652 183:219 184:387 185:1 186:1277 187:766 188:1006 189:1136 190:5157 192:5932 193:5047 194:3552 195:3111 196:1249 197:166 198:3629 199:4156 200:5511 201:1694 202:8573 203:8486 204:4309 205:2371 206:2672 207:2817 208:4041 209:3584 210:2715 211:1456 212:2081 213:1781 214:815 215:96 216:4925 217:1603 218:563 219:342 220:1254 221:514 222:322 223:269

End of report