Orbit

Routing Table Report 04:00 +10GMT Fri 26 Nov, 2010

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

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

BGP routing table entries examined: 336559 Prefixes after maximum aggregation: 152094 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 165036 Total ASes present in the Internet Routing Table: 35338 Prefixes per ASN: 9.52 Origin-only ASes present in the Internet Routing Table: 30445 Origin ASes announcing only one prefix: 14890 Transit ASes present in the Internet Routing Table: 4893 Transit-only ASes present in the Internet Routing Table: 121 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 31 Max AS path prepend of ASN (36992) 29 Prefixes from unregistered ASNs in the Routing Table: 492 Unregistered ASNs in the Routing Table: 221 Number of 32-bit ASNs allocated by the RIRs: 913 Prefixes from 32-bit ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 191 Number of addresses announced to Internet: 2310864480 Equivalent to 137 /8s, 188 /16s and 254 /24s Percentage of available address space announced: 62.3 Percentage of allocated address space announced: 65.6 Percentage of available address space allocated: 95.0 Percentage of address space in use by end-sites: 86.1 Total number of prefixes smaller than registry allocations: 138068

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

Prefixes being announced by APNIC Region ASes: 83270 Total APNIC prefixes after maximum aggregation: 28155 APNIC Deaggregation factor: 2.96 Prefixes being announced from the APNIC address blocks: 80188 Unique aggregates announced from the APNIC address blocks: 34383 APNIC Region origin ASes present in the Internet Routing Table: 4248 APNIC Prefixes per ASN: 18.88 APNIC Region origin ASes announcing only one prefix: 1192 APNIC Region transit ASes present in the Internet Routing Table: 684 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 571336736 Equivalent to 34 /8s, 13 /16s and 232 /24s Percentage of available APNIC address space announced: 77.4

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 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: 136335 Total ARIN prefixes after maximum aggregation: 69810 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 107488 Unique aggregates announced from the ARIN address blocks: 43806 ARIN Region origin ASes present in the Internet Routing Table: 14035 ARIN Prefixes per ASN: 7.66 ARIN Region origin ASes announcing only one prefix: 5378 ARIN Region transit ASes present in the Internet Routing Table: 1485 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 741202688 Equivalent to 44 /8s, 45 /16s and 219 /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, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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, 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: 78298 Total RIPE prefixes after maximum aggregation: 45025 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 71798 Unique aggregates announced from the RIPE address blocks: 46566 RIPE Region origin ASes present in the Internet Routing Table: 15046 RIPE Prefixes per ASN: 4.77 RIPE Region origin ASes announcing only one prefix: 7738 RIPE Region transit ASes present in the Internet Routing Table: 2329 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 445881792 Equivalent to 26 /8s, 147 /16s and 157 /24s Percentage of available RIPE address space announced: 78.2

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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 30732 Total LACNIC prefixes after maximum aggregation: 7091 LACNIC Deaggregation factor: 4.33 Prefixes being announced from the LACNIC address blocks: 29444 Unique aggregates announced from the LACNIC address blocks: 15275 LACNIC Region origin ASes present in the Internet Routing Table: 1401 LACNIC Prefixes per ASN: 21.02 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 248 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 78081536 Equivalent to 4 /8s, 167 /16s and 110 /24s Percentage of available LACNIC address space announced: 58.2

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 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: 7685 Total AfriNIC prefixes after maximum aggregation: 1893 AfriNIC Deaggregation factor: 4.06 Prefixes being announced from the AfriNIC address blocks: 5963 Unique aggregates announced from the AfriNIC address blocks: 1785 AfriNIC Region origin ASes present in the Internet Routing Table: 423 AfriNIC Prefixes per ASN: 14.10 AfriNIC Region origin ASes announcing only one prefix: 138 AfriNIC Region transit ASes present in the Internet Routing Table: 93 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 21489920 Equivalent to 1 /8s, 71 /16s and 233 /24s Percentage of available AfriNIC address space announced: 42.7

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 105/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 1872 9470 520 Korea Telecom (KIX) 7545 1448 299 80 TPG Internet Pty Ltd 4755 1385 639 158 TATA Communications formerly 17488 1368 157 121 Hathway IP Over Cable Interne 17974 1316 427 28 PT TELEKOMUNIKASI INDONESIA 9583 1035 75 487 Sify Limited 24560 1030 309 166 Bharti Airtel Ltd., Telemedia 4808 982 1714 265 CNCGROUP IP network: China169 18101 907 116 141 Reliance Infocom Ltd Internet 9829 836 696 31 BSNL National Internet Backbo

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 3742 3890 273 bellsouth.net, inc. 4323 2653 1088 402 Time Warner Telecom 19262 1839 4868 283 Verizon Global Networks 1785 1803 697 132 PaeTec Communications, Inc. 20115 1512 1532 640 Charter Communications 6478 1410 285 82 AT&T Worldnet Services 7018 1394 5670 891 AT&T WorldNet Services 2386 1312 572 930 AT&T Data Communications Serv 11492 1260 233 62 Cable One 22773 1255 2864 72 Cox Communications, Inc.

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 3292 445 2010 387 TDC Tele Danmark 8866 438 134 24 Bulgarian Telecommunication C 9198 416 202 13 Kazakhtelecom Data Network Ad 34984 401 92 192 BILISIM TELEKOM 8551 400 353 46 Bezeq International 702 397 1865 311 UUNET - Commercial IP service 12479 383 576 5 Uni2 Autonomous System 3301 381 1696 335 TeliaNet Sweden 3320 381 7317 334 Deutsche Telekom AG 30890 377 96 125 Evolva Telecom

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 8151 1344 2625 365 UniNet S.A. de C.V. 10620 1335 249 158 TVCABLE BOGOTA 28573 1175 930 83 NET Servicos de Comunicao S.A 6503 1146 354 72 AVANTEL, S.A. 7303 828 441 106 Telecom Argentina Stet-France 14420 579 49 78 CORPORACION NACIONAL DE TELEC 22047 564 310 15 VTR PUNTO NET S.A. 3816 489 214 96 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 450 32 29 Telefonica del Sur 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 8452 1119 445 10 TEDATA 24863 742 147 39 LINKdotNET AS number 36992 653 278 161 Etisalat MISR 3741 264 923 226 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 24835 198 78 10 RAYA Telecom - Egypt 29571 197 19 11 Ci Telecom Autonomous system 2018 196 277 64 Tertiary Education Network 33776 195 12 14 Starcomms Nigeria Limited 16637 153 440 88 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 3742 3890 273 bellsouth.net, inc. 4323 2653 1088 402 Time Warner Telecom 4766 1872 9470 520 Korea Telecom (KIX) 19262 1839 4868 283 Verizon Global Networks 1785 1803 697 132 PaeTec Communications, Inc. 20115 1512 1532 640 Charter Communications 7545 1448 299 80 TPG Internet Pty Ltd 6478 1410 285 82 AT&T Worldnet Services 7018 1394 5670 891 AT&T WorldNet Services 4755 1385 639 158 TATA Communications formerly

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

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4323 2653 2251 Time Warner Telecom 1785 1803 1671 PaeTec Communications, Inc. 19262 1839 1556 Verizon Global Networks 7545 1448 1368 TPG Internet Pty Ltd 4766 1872 1352 Korea Telecom (KIX) 6478 1410 1328 AT&T Worldnet Services 17974 1316 1288 PT TELEKOMUNIKASI INDONESIA 17488 1368 1247 Hathway IP Over Cable Interne 4755 1385 1227 TATA Communications formerly 11492 1260 1198 Cable One

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

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 46164 UNALLOCATED 4.23.88.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.89.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.92.0/23 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.94.0/23 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.38.0.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.38.8.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.43.50.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.43.51.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.67.96.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.67.104.0/21 7018 AT&T WorldNet Servic

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

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 46.142.0.0/16 25295 Autonomous System of KielNET 46.182.88.0/24 3269 TELECOM ITALIA 46.182.92.0/22 8928 Interoute Telecommunications 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 /8:20 /9:10 /10:25 /11:70 /12:208 /13:425 /14:749 /15:1332 /16:11326 /17:5479 /18:9205 /19:18504 /20:23697 /21:24085 /22:31708 /23:30465 /24:176408 /25:992 /26:1085 /27:585 /28:160 /29:12 /30:2 /31:0 /32:7

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

ASN No of nets Total ann. Description 6389 2310 3742 bellsouth.net, inc. 4323 1432 2653 Time Warner Telecom 6478 1368 1410 AT&T Worldnet Services 10620 1227 1335 TVCABLE BOGOTA 11492 1217 1260 Cable One 1785 1078 1803 PaeTec Communications, Inc. 18566 1073 1092 Covad Communications 7011 1060 1161 Citizens Utilities 8452 982 1119 TEDATA 19262 958 1839 Verizon Global Networks

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

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

1:100 2:29 4:13 8:316 12:2024 13:6 14:61 15:17 16:3 17:8 20:9 24:1418 27:446 31:1 32:61 33:8 34:2 36:1 38:717 40:101 41:2651 42:1 44:3 46:293 47:10 49:24 50:12 52:12 55:4 56:2 57:29 58:851 59:500 60:499 61:1145 62:1011 63:1946 64:3715 65:2330 66:4084 67:1793 68:996 69:2809 70:719 71:382 72:1919 74:2282 75:285 76:319 77:869 78:682 79:436 80:1043 81:790 82:508 83:438 84:626 85:1018 86:485 87:700 88:383 89:1584 90:120 91:3223 92:454 93:1005 94:1125 95:662 96:404 97:241 98:679 99:33 101:3 107:2 108:69 109:778 110:427 111:661 112:308 113:322 114:473 115:631 116:1132 117:658 118:576 119:1001 120:161 121:713 122:1578 123:967 124:1238 125:1273 128:227 129:151 130:171 131:557 132:234 133:20 134:208 135:46 136:210 137:146 138:287 139:109 140:475 141:195 142:348 143:511 144:484 145:54 146:430 147:171 148:640 149:319 150:150 151:231 152:294 153:175 154:3 155:364 156:166 157:388 158:122 159:367 160:311 161:199 162:276 163:165 164:434 165:331 166:465 167:429 168:709 169:152 170:720 171:67 172:2 173:1109 174:443 175:254 176:1 178:635 180:709 182:519 183:242 184:185 186:857 187:742 188:855 189:1019 190:4223 192:5774 193:4816 194:3477 195:2876 196:1218 197:1 198:3527 199:3658 200:5448 201:1576 202:8231 203:8335 204:4050 205:2353 206:2519 207:2984 208:3876 209:3459 210:2539 211:1297 212:1812 213:1715 214:682 215:62 216:4738 217:1607 218:564 219:400 220:1223 221:421 222:342 223:76

End of report