Orbit

Routing Table Report 04:00 +10GMT Tue 01 Nov, 2011

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

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

BGP routing table entries examined: 380060 Prefixes after maximum aggregation: 166306 Deaggregation factor: 2.29 Unique aggregates announced to Internet: 186471 Total ASes present in the Internet Routing Table: 39183 Prefixes per ASN: 9.70 Origin-only ASes present in the Internet Routing Table: 32350 Origin ASes announcing only one prefix: 15491 Transit ASes present in the Internet Routing Table: 5263 Transit-only ASes present in the Internet Routing Table: 135 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: 1581 Unregistered ASNs in the Routing Table: 844 Number of 32-bit ASNs allocated by the RIRs: 1918 Number of 32-bit ASNs visible in the Routing Table: 1570 Prefixes from 32-bit ASNs in the Routing Table: 3632 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 87 Number of addresses announced to Internet: 2489386624 Equivalent to 148 /8s, 97 /16s and 6 /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: 160081

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

Prefixes being announced by APNIC Region ASes: 94832 Total APNIC prefixes after maximum aggregation: 30996 APNIC Deaggregation factor: 3.06 Prefixes being announced from the APNIC address blocks: 91274 Unique aggregates announced from the APNIC address blocks: 38092 APNIC Region origin ASes present in the Internet Routing Table: 4589 APNIC Prefixes per ASN: 19.89 APNIC Region origin ASes announcing only one prefix: 1262 APNIC Region transit ASes present in the Internet Routing Table: 718 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: 99 Number of APNIC addresses announced to Internet: 629464160 Equivalent to 37 /8s, 132 /16s and 220 /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: 145857 Total ARIN prefixes after maximum aggregation: 74461 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 117786 Unique aggregates announced from the ARIN address blocks: 48180 ARIN Region origin ASes present in the Internet Routing Table: 14727 ARIN Prefixes per ASN: 8.00 ARIN Region origin ASes announcing only one prefix: 5648 ARIN Region transit ASes present in the Internet Routing Table: 1557 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: 804702720 Equivalent to 47 /8s, 246 /16s and 202 /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: 91204 Total RIPE prefixes after maximum aggregation: 50845 RIPE Deaggregation factor: 1.79 Prefixes being announced from the RIPE address blocks: 83862 Unique aggregates announced from the RIPE address blocks: 54307 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: 7974 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: 1094 Number of RIPE addresses announced to Internet: 491287488 Equivalent to 29 /8s, 72 /16s and 115 /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: 35795 Total LACNIC prefixes after maximum aggregation: 7894 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 35228 Unique aggregates announced from the LACNIC address blocks: 18484 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: 447 LACNIC Region transit ASes present in the Internet Routing Table: 281 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: 361 Number of LACNIC addresses announced to Internet: 92658368 Equivalent to 5 /8s, 133 /16s and 218 /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: 8572 Total AfriNIC prefixes after maximum aggregation: 2034 AfriNIC Deaggregation factor: 4.21 Prefixes being announced from the AfriNIC address blocks: 6675 Unique aggregates announced from the AfriNIC address blocks: 1996 AfriNIC Region origin ASes present in the Internet Routing Table: 498 AfriNIC Prefixes per ASN: 13.40 AfriNIC Region origin ASes announcing only one prefix: 160 AfriNIC Region transit ASes present in the Internet Routing Table: 109 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: 27930368 Equivalent to 1 /8s, 170 /16s and 47 /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 1831 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1613 303 86 TPG Internet Pty Ltd 4755 1540 637 174 TATA Communications formerly 7552 1393 1064 8 Vietel Corporation 9829 1166 989 28 BSNL National Internet Backbo 9583 1091 80 499 Sify Limited 4808 1090 2103 312 CNCGROUP IP network: China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 954 166 150 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 2332 1016 197 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1840 680 122 PaeTec Communications, Inc. 4323 1622 1078 388 Time Warner Telecom 20115 1597 1547 622 Charter Communications 22773 1460 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1395 253 668 Mediacom Communications Corp 7018 1313 7029 858 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 1523 416 14 Corbina telecom 6830 653 1927 415 UPC Distribution Services 34984 590 108 180 BILISIM TELEKOM 20940 529 177 414 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 461 133 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 1473 1042 72 NET Servicos de Comunicao S.A 8151 1422 2929 353 UniNet S.A. de C.V. 7303 1232 749 178 Telecom Argentina Stet-France 27947 589 72 83 Telconet S.A 22047 580 322 17 VTR PUNTO NET S.A. 6503 568 434 67 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 653 446 12 TEDATA 15475 443 74 8 Nile Online 36992 296 415 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 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 3543 3814 220 bellsouth.net, inc. 4766 2513 11129 973 Korea Telecom (KIX) 7029 2332 1016 197 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1840 680 122 PaeTec Communications, Inc. 17974 1831 519 33 PT TELEKOMUNIKASI INDONESIA 10620 1699 314 156 TVCABLE BOGOTA 4323 1622 1078 388 Time Warner Telecom 7545 1613 303 86 TPG Internet Pty Ltd 20115 1597 1547 622 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 2332 2135 Windstream Communications Inc 18566 2094 1917 Covad Communications 17974 1831 1798 PT TELEKOMUNIKASI INDONESIA 1785 1840 1718 PaeTec Communications, Inc. 10620 1699 1543 TVCABLE BOGOTA 4766 2513 1540 Korea Telecom (KIX) 7545 1613 1527 TPG Internet Pty Ltd 8402 1523 1509 Corbina telecom 28573 1473 1401 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 /13:465 /14:810 /15:1425 /16:12029 /17:6076 /18:10086 /19:19946 /20:27545 /21:27549 /22:37190 /23:35202 /24:197921 /25:1162 /26:1351 /27:758 /28:161 /29:4 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 6389 2183 3543 bellsouth.net, inc. 18566 2043 2094 Covad Communications 7029 2002 2332 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1498 1523 Corbina telecom 30036 1356 1395 Mediacom Communications Corp 11492 1117 1155 Cable One 1785 1055 1840 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) ----------------------------------------------

1:412 2:493 4:15 5:1 6:3 8:360 12:1947 13:1 14:543 15:11 16:3 17:7 20:9 23:60 24:1666 27:974 31:654 32:61 33:2 34:2 36:4 38:757 40:110 41:2697 42:53 44:3 46:1022 47:3 49:298 50:442 52:13 55:6 56:2 57:46 58:892 59:491 60:361 61:1174 62:1089 63:1960 64:4061 65:2301 66:4280 67:1991 68:1155 69:3202 70:882 71:383 72:1802 73:64 74:2606 75:393 76:318 77:879 78:866 79:473 80:1137 81:826 82:521 83:526 84:620 85:1145 86:402 87:920 88:354 89:1600 90:237 91:4244 92:530 93:1537 94:1304 95:1083 96:434 97:284 98:927 99:37 101:222 103:417 106:70 107:79 108:72 109:1050 110:659 111:795 112:334 113:484 114:614 115:708 116:881 117:721 118:904 119:1255 120:339 121:694 122:1563 123:1016 124:1352 125:1351 128:244 129:189 130:159 131:626 132:148 133:21 134:220 135:54 136:160 137:140 138:286 139:123 140:489 141:312 142:389 143:415 144:491 145:63 146:462 147:218 148:642 149:267 150:165 151:194 152:445 153:178 154:7 155:389 156:208 157:359 158:154 159:484 160:333 161:214 162:371 163:173 164:511 165:369 166:539 167:438 168:743 169:146 170:874 171:86 172:4 173:1714 174:674 175:422 176:282 177:364 178:1088 180:1127 181:36 182:652 183:221 184:381 185:1 186:1303 187:776 188:950 189:1122 190:5146 192:5925 193:5047 194:3561 195:3112 196:1236 197:166 198:3618 199:4163 200:5525 201:1681 202:8576 203:8489 204:4296 205:2362 206:2672 207:2829 208:4029 209:3575 210:2724 211:1462 212:2078 213:1779 214:802 215:96 216:4922 217:1603 218:564 219:341 220:1254 221:515 222:343 223:264

End of report