Orbit

Routing Table Report 04:00 +10GMT Tue 29 Nov, 2011

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

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

BGP routing table entries examined: 383086 Prefixes after maximum aggregation: 167149 Deaggregation factor: 2.29 Unique aggregates announced to Internet: 188197 Total ASes present in the Internet Routing Table: 39414 Prefixes per ASN: 9.72 Origin-only ASes present in the Internet Routing Table: 32431 Origin ASes announcing only one prefix: 15476 Transit ASes present in the Internet Routing Table: 5315 Transit-only ASes present in the Internet Routing Table: 139 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: 1801 Unregistered ASNs in the Routing Table: 919 Number of 32-bit ASNs allocated by the RIRs: 2008 Number of 32-bit ASNs visible in the Routing Table: 1668 Prefixes from 32-bit ASNs in the Routing Table: 3938 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 84 Number of addresses announced to Internet: 2494054912 Equivalent to 148 /8s, 168 /16s and 66 /24s Percentage of available address space announced: 67.3 Percentage of allocated address space announced: 67.3 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: 161529

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

Prefixes being announced by APNIC Region ASes: 95571 Total APNIC prefixes after maximum aggregation: 31213 APNIC Deaggregation factor: 3.06 Prefixes being announced from the APNIC address blocks: 92019 Unique aggregates announced from the APNIC address blocks: 38620 APNIC Region origin ASes present in the Internet Routing Table: 4602 APNIC Prefixes per ASN: 20.00 APNIC Region origin ASes announcing only one prefix: 1251 APNIC Region transit ASes present in the Internet Routing Table: 715 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: 113 Number of APNIC addresses announced to Internet: 630724960 Equivalent to 37 /8s, 152 /16s and 25 /24s Percentage of available APNIC address space announced: 80.0

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: 145890 Total ARIN prefixes after maximum aggregation: 74556 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 118170 Unique aggregates announced from the ARIN address blocks: 48638 ARIN Region origin ASes present in the Internet Routing Table: 14767 ARIN Prefixes per ASN: 8.00 ARIN Region origin ASes announcing only one prefix: 5642 ARIN Region transit ASes present in the Internet Routing Table: 1567 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: 803563712 Equivalent to 47 /8s, 229 /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: 92696 Total RIPE prefixes after maximum aggregation: 51326 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 84922 Unique aggregates announced from the RIPE address blocks: 54498 RIPE Region origin ASes present in the Internet Routing Table: 16144 RIPE Prefixes per ASN: 5.26 RIPE Region origin ASes announcing only one prefix: 7988 RIPE Region transit ASes present in the Internet Routing Table: 2557 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: 1162 Number of RIPE addresses announced to Internet: 492632896 Equivalent to 29 /8s, 92 /16s and 251 /24s Percentage of available RIPE address space announced: 79.4

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: 36490 Total LACNIC prefixes after maximum aggregation: 7951 LACNIC Deaggregation factor: 4.59 Prefixes being announced from the LACNIC address blocks: 35976 Unique aggregates announced from the LACNIC address blocks: 18762 LACNIC Region origin ASes present in the Internet Routing Table: 1551 LACNIC Prefixes per ASN: 23.20 LACNIC Region origin ASes announcing only one prefix: 439 LACNIC Region transit ASes present in the Internet Routing Table: 286 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 18 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 377 Number of LACNIC addresses announced to Internet: 93777536 Equivalent to 5 /8s, 150 /16s and 238 /24s Percentage of available LACNIC address space announced: 62.1

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: 8331 Total AfriNIC prefixes after maximum aggregation: 2031 AfriNIC Deaggregation factor: 4.10 Prefixes being announced from the AfriNIC address blocks: 6387 Unique aggregates announced from the AfriNIC address blocks: 2008 AfriNIC Region origin ASes present in the Internet Routing Table: 501 AfriNIC Prefixes per ASN: 12.75 AfriNIC Region origin ASes announcing only one prefix: 156 AfriNIC Region transit ASes present in the Internet Routing Table: 110 Average AfriNIC Region AS path length visible: 4.5 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: 27839744 Equivalent to 1 /8s, 168 /16s and 205 /24s Percentage of available AfriNIC address space announced: 41.5

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 2512 11105 974 Korea Telecom (KIX) 17974 1634 503 38 PT TELEKOMUNIKASI INDONESIA 7545 1625 303 86 TPG Internet Pty Ltd 4755 1510 381 157 TATA Communications formerly 7552 1389 1064 7 Vietel Corporation 9829 1166 989 28 BSNL National Internet Backbo 9583 1095 80 494 Sify Limited 4808 1082 2072 311 CNCGROUP IP network: China169 24560 966 343 218 Bharti Airtel Ltd., Telemedia 18101 954 120 150 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 3479 3814 217 bellsouth.net, inc. 7029 2911 1016 199 Windstream Communications Inc 18566 2093 383 177 Covad Communications 1785 1850 680 121 PaeTec Communications, Inc. 4323 1613 1078 389 Time Warner Telecom 20115 1600 1546 624 Charter Communications 22773 1502 2909 104 Cox Communications, Inc. 30036 1439 258 678 Mediacom Communications Corp 19262 1388 4683 401 Verizon Global Networks 7018 1315 7030 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 1632 480 15 Corbina telecom 6830 651 1927 412 UPC Distribution Services 34984 612 114 193 BILISIM TELEKOM 20940 557 186 439 Akamai Technologies European 3320 512 8168 389 Deutsche Telekom AG 12479 510 609 26 Uni2 Autonomous System 3292 478 2106 406 TDC Tele Danmark 8866 462 133 26 Bulgarian Telecommunication C 8551 424 366 45 Bezeq International 31148 412 22 116 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 1700 315 179 TVCABLE BOGOTA 28573 1507 1045 71 NET Servicos de Comunicao S.A 8151 1451 2972 341 UniNet S.A. de C.V. 7303 1236 751 173 Telecom Argentina Stet-France 27947 610 72 87 Telconet S.A 22047 581 322 17 VTR PUNTO NET S.A. 7738 553 1050 31 Telecomunicacoes da Bahia S.A 6503 552 434 68 AVANTEL, S.A. 3816 545 236 87 Empresa Nacional de Telecomun 11172 528 85 95 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 8452 930 446 12 TEDATA 24863 782 146 36 LINKdotNET AS number 3741 281 939 230 The Internet Solution 15706 242 32 6 Sudatel Internet Exchange Aut 6713 235 519 14 Itissalat Al-MAGHRIB 29571 218 17 13 Ci Telecom Autonomous system 33776 204 11 11 Starcomms Nigeria Limited 12258 195 28 60 Vodacom Internet Company 24835 192 80 8 RAYA Telecom - Egypt 16637 157 664 83 MTN Network Solutions

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 3479 3814 217 bellsouth.net, inc. 7029 2911 1016 199 Windstream Communications Inc 4766 2512 11105 974 Korea Telecom (KIX) 18566 2093 383 177 Covad Communications 1785 1850 680 121 PaeTec Communications, Inc. 10620 1700 315 179 TVCABLE BOGOTA 17974 1634 503 38 PT TELEKOMUNIKASI INDONESIA 8402 1632 480 15 Corbina telecom 7545 1625 303 86 TPG Internet Pty Ltd 4323 1613 1078 389 Time Warner Telecom

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 2911 2712 Windstream Communications Inc 18566 2093 1916 Covad Communications 1785 1850 1729 PaeTec Communications, Inc. 8402 1632 1617 Corbina telecom 17974 1634 1596 PT TELEKOMUNIKASI INDONESIA 7545 1625 1539 TPG Internet Pty Ltd 4766 2512 1538 Korea Telecom (KIX) 10620 1700 1521 TVCABLE BOGOTA 28573 1507 1436 NET Servicos de Comunicao S.A 22773 1502 1398 Cox Communications, Inc.

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 128.0.24.0/24 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 /15:1435 /16:12033 /17:6094 /18:10149 /19:20022 /20:27724 /21:27918 /22:38079 /23:35615 /24:198927 /25:1145 /26:1352 /27:772 /28:164 /29:3 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 7029 2540 2911 Windstream Communications Inc 6389 2123 3479 bellsouth.net, inc. 18566 2042 2093 Covad Communications 8402 1607 1632 Corbina telecom 10620 1595 1700 TVCABLE BOGOTA 30036 1399 1439 Mediacom Communications Corp 11492 1118 1155 Cable One 1785 1058 1850 PaeTec Communications, Inc. 7011 1050 1167 Citizens Utilities 22773 962 1502 Cox Communications, Inc.

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

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

1:432 2:490 4:15 5:1 6:3 8:358 12:1952 13:1 14:552 15:11 16:3 17:7 20:9 23:68 24:1693 27:1042 31:684 32:66 33:2 34:2 36:4 38:767 39:1 40:109 41:2869 42:64 43:1 44:3 46:1104 47:3 49:298 50:449 52:13 55:6 56:2 57:49 58:929 59:482 60:360 61:1169 62:913 63:1965 64:4074 65:2310 66:4347 67:2000 68:1173 69:3148 70:904 71:359 72:1813 74:2647 75:430 76:320 77:897 78:893 79:462 80:1136 81:842 82:524 83:521 84:471 85:1160 86:401 87:906 88:353 89:1594 90:246 91:4292 92:528 93:1431 94:1327 95:1115 96:395 97:285 98:751 99:37 101:247 103:513 106:7 107:98 108:86 109:1091 110:680 111:810 112:364 113:503 114:632 115:711 116:910 117:722 118:879 119:1286 120:353 121:668 122:1572 123:1031 124:1369 125:1352 128:305 129:184 130:176 131:633 132:155 133:21 134:225 135:54 136:212 137:145 138:285 139:122 140:491 141:250 142:379 143:403 144:498 145:66 146:476 147:220 148:639 149:275 150:163 151:191 152:448 153:171 154:7 155:381 156:208 157:328 158:157 159:499 160:333 161:215 162:365 163:175 164:517 165:384 166:514 167:449 168:826 169:145 170:826 171:87 172:4 173:1754 174:561 175:436 176:336 177:404 178:1138 180:1178 181:39 182:664 183:248 184:394 185:1 186:1470 187:786 188:941 189:1161 190:5229 192:5939 193:5065 194:3545 195:3112 196:1281 197:169 198:3613 199:4232 200:5512 201:1698 202:8555 203:8526 204:4306 205:2410 206:2657 207:2838 208:4015 209:3557 210:2752 211:1473 212:1982 213:1808 214:807 215:96 216:4923 217:1483 218:575 219:339 220:1252 221:525 222:327 223:281

End of report