Orbit

Routing Table Report 04:00 +10GMT Thu 07 Jul, 2011

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

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

BGP routing table entries examined: 362694 Prefixes after maximum aggregation: 164863 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 179949 Total ASes present in the Internet Routing Table: 38123 Prefixes per ASN: 9.51 Origin-only ASes present in the Internet Routing Table: 31701 Origin ASes announcing only one prefix: 15247 Transit ASes present in the Internet Routing Table: 5193 Transit-only ASes present in the Internet Routing Table: 135 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 33 Max AS path prepend of ASN (22394) 27 Prefixes from unregistered ASNs in the Routing Table: 909 Unregistered ASNs in the Routing Table: 498 Number of 32-bit ASNs allocated by the RIRs: 1524 Number of 32-bit ASNs visible in the Routing Table: 1229 Prefixes from 32-bit ASNs in the Routing Table: 2844 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 133 Number of addresses announced to Internet: 2493250240 Equivalent to 148 /8s, 155 /16s and 250 /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: 91.0 Total number of prefixes smaller than registry allocations: 151253

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

Prefixes being announced by APNIC Region ASes: 90113 Total APNIC prefixes after maximum aggregation: 30249 APNIC Deaggregation factor: 2.98 Prefixes being announced from the APNIC address blocks: 86856 Unique aggregates announced from the APNIC address blocks: 37070 APNIC Region origin ASes present in the Internet Routing Table: 4501 APNIC Prefixes per ASN: 19.30 APNIC Region origin ASes announcing only one prefix: 1248 APNIC Region transit ASes present in the Internet Routing Table: 711 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 55 Number of APNIC addresses announced to Internet: 621416224 Equivalent to 37 /8s, 10 /16s and 15 /24s Percentage of available APNIC address space announced: 78.8

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, 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: 141421 Total ARIN prefixes after maximum aggregation: 72806 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 113378 Unique aggregates announced from the ARIN address blocks: 46625 ARIN Region origin ASes present in the Internet Routing Table: 14467 ARIN Prefixes per ASN: 7.84 ARIN Region origin ASes announcing only one prefix: 5533 ARIN Region transit ASes present in the Internet Routing Table: 1520 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 30 Number of ARIN region 32-bit ASNs visible in the Routing Table: 13 Number of ARIN addresses announced to Internet: 819539328 Equivalent to 48 /8s, 217 /16s and 45 /24s Percentage of available ARIN address space announced: 65.1

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: 86438 Total RIPE prefixes after maximum aggregation: 49110 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 79864 Unique aggregates announced from the RIPE address blocks: 52777 RIPE Region origin ASes present in the Internet Routing Table: 15792 RIPE Prefixes per ASN: 5.06 RIPE Region origin ASes announcing only one prefix: 7875 RIPE Region transit ASes present in the Internet Routing Table: 2507 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 907 Number of RIPE addresses announced to Internet: 478749184 Equivalent to 28 /8s, 137 /16s and 34 /24s Percentage of available RIPE address space announced: 77.1

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: 33438 Total LACNIC prefixes after maximum aggregation: 7591 LACNIC Deaggregation factor: 4.40 Prefixes being announced from the LACNIC address blocks: 32541 Unique aggregates announced from the LACNIC address blocks: 16946 LACNIC Region origin ASes present in the Internet Routing Table: 1479 LACNIC Prefixes per ASN: 22.00 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 273 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 250 Number of LACNIC addresses announced to Internet: 85864960 Equivalent to 5 /8s, 30 /16s and 50 /24s Percentage of available LACNIC address space announced: 56.9

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: 8225 Total AfriNIC prefixes after maximum aggregation: 1968 AfriNIC Deaggregation factor: 4.18 Prefixes being announced from the AfriNIC address blocks: 6482 Unique aggregates announced from the AfriNIC address blocks: 1980 AfriNIC Region origin ASes present in the Internet Routing Table: 470 AfriNIC Prefixes per ASN: 13.79 AfriNIC Region origin ASes announcing only one prefix: 147 AfriNIC Region transit ASes present in the Internet Routing Table: 105 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 24279040 Equivalent to 1 /8s, 114 /16s and 120 /24s Percentage of available AfriNIC address space announced: 36.2

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 2464 9515 931 Korea Telecom (KIX) 17974 1784 460 43 PT TELEKOMUNIKASI INDONESIA 7545 1548 301 85 TPG Internet Pty Ltd 4755 1491 635 169 TATA Communications formerly 24560 1153 336 187 Bharti Airtel Ltd., Telemedia 9829 1098 914 45 BSNL National Internet Backbo 9583 1057 78 503 Sify Limited 4808 1047 2092 299 CNCGROUP IP network: China169 17488 964 186 105 Hathway IP Over Cable Interne 18101 930 116 139 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 3615 3819 245 bellsouth.net, inc. 18566 1913 365 241 Covad Communications 1785 1802 681 122 PaeTec Communications, Inc. 4323 1656 1082 400 Time Warner Telecom 20115 1595 1533 634 Charter Communications 19262 1449 4806 370 Verizon Global Networks 7018 1364 7069 891 AT&T WorldNet Services 22773 1349 2897 88 Cox Communications, Inc. 6478 1343 249 617 AT&T Worldnet Services 7029 1284 790 298 Windstream 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 34984 536 106 184 BILISIM TELEKOM 6830 512 1780 317 UPC Distribution Services 3292 467 2077 402 TDC Tele Danmark 20940 467 137 360 Akamai Technologies European 12479 451 593 7 Uni2 Autonomous System 8866 449 134 26 Bulgarian Telecommunication C 29049 440 33 45 AzerSat LLC. 3320 420 8151 367 Deutsche Telekom AG 8551 404 354 44 Bezeq International 35819 398 78 9 Bayanat Al-Oula Autonomous Sy

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 1541 282 157 TVCABLE BOGOTA 8151 1430 2742 355 UniNet S.A. de C.V. 28573 1269 995 79 NET Servicos de Comunicao S.A 7303 1002 509 177 Telecom Argentina Stet-France 6503 749 354 74 AVANTEL, S.A. 14420 688 55 83 CORPORACION NACIONAL DE TELEC 22047 576 322 17 VTR PUNTO NET S.A. 3816 530 229 96 Empresa Nacional de Telecomun 7738 516 986 31 Telecomunicacoes da Bahia S.A 27947 505 53 53 Telconet 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 795 445 11 TEDATA 24863 790 147 37 LINKdotNET AS number 15475 524 74 8 Nile Online 36992 315 415 14 Etisalat MISR 3741 261 937 223 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 227 13 5 Starcomms Nigeria Limited 24835 211 78 10 RAYA Telecom - Egypt 29571 192 17 11 Ci Telecom Autonomous system 16637 149 441 86 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 3615 3819 245 bellsouth.net, inc. 23456 2844 694 1522 32-bit ASN transition 4766 2464 9515 931 Korea Telecom (KIX) 18566 1913 365 241 Covad Communications 1785 1802 681 122 PaeTec Communications, Inc. 17974 1784 460 43 PT TELEKOMUNIKASI INDONESIA 4323 1656 1082 400 Time Warner Telecom 20115 1595 1533 634 Charter Communications 7545 1548 301 85 TPG Internet Pty Ltd 10620 1541 282 157 TVCABLE BOGOTA

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

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

ASN No of nets Net Savings Description 17974 1784 1741 PT TELEKOMUNIKASI INDONESIA 1785 1802 1680 PaeTec Communications, Inc. 18566 1913 1672 Covad Communications 4766 2464 1533 Korea Telecom (KIX) 7545 1548 1463 TPG Internet Pty Ltd 10620 1541 1384 TVCABLE BOGOTA 23456 2844 1322 32-bit ASN transition 4755 1491 1322 TATA Communications formerly 22773 1349 1261 Cox Communications, Inc. 4323 1656 1256 Time Warner Telecom

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 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 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

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

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 27.0.128.0/17 7514 Media Exchange, Inc. 41.190.32.0/23 31856 CABSAS 41.190.34.0/23 31856 CABSAS 41.190.36.0/23 31856 CABSAS

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 /8:22 /9:12 /10:28 /11:81 /12:230 /13:466 /14:803 /15:1397 /16:11994 /17:5883 /18:9811 /19:19458 /20:25844 /21:26171 /22:34602 /23:33572 /24:189009 /25:1083 /26:1262 /27:736 /28:213 /29:9 /30:2 /31:0 /32:6

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

ASN No of nets Total ann. Description 6389 2226 3615 bellsouth.net, inc. 18566 1869 1913 Covad Communications 10620 1436 1541 TVCABLE BOGOTA 23456 1401 2844 32-bit ASN transition 6478 1314 1343 AT&T Worldnet Services 11492 1094 1140 Cable One 7011 1055 1156 Citizens Utilities 1785 1052 1802 PaeTec Communications, Inc. 7029 1031 1284 Windstream Communications Inc 22773 863 1349 Cox Communications, Inc.

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

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

1:323 2:46 4:16 5:1 6:3 8:338 12:1975 13:1 14:479 15:15 16:3 17:5 20:10 23:13 24:1664 27:813 31:488 32:64 33:4 34:2 36:4 38:743 40:103 41:2581 42:31 44:3 46:1036 47:3 49:195 50:438 52:13 54:2 55:4 56:2 57:35 58:860 59:478 60:387 61:1173 62:1034 63:1933 64:3940 65:2302 66:3872 67:1898 68:1091 69:3041 70:757 71:389 72:1893 74:2387 75:313 76:341 77:887 78:712 79:462 80:1115 81:839 82:496 83:457 84:693 85:1073 86:552 87:762 88:336 89:1533 90:221 91:3936 92:536 93:1053 94:1339 95:850 96:446 97:255 98:889 99:36 101:77 103:106 106:10 107:20 108:71 109:1032 110:614 111:709 112:303 113:409 114:544 115:673 116:969 117:670 118:857 119:1163 120:311 121:673 122:1600 123:969 124:1300 125:1231 128:246 129:171 130:167 131:578 132:112 133:21 134:214 135:48 136:216 137:136 138:299 139:116 140:478 141:241 142:403 143:416 144:484 145:54 146:449 147:214 148:663 149:247 150:164 151:189 152:330 153:180 154:4 155:400 156:196 157:351 158:137 159:453 160:311 161:208 162:309 163:165 164:503 165:359 166:529 167:430 168:741 169:156 170:847 171:78 172:1 173:1641 174:609 175:380 176:141 177:163 178:991 180:880 181:21 182:487 183:219 184:327 185:1 186:1273 187:709 188:880 189:937 190:4937 192:5895 193:4973 194:3500 195:3030 196:1240 197:41 198:3572 199:3962 200:5532 201:1497 202:8393 203:8430 204:4220 205:2336 206:2686 207:2811 208:3962 209:3442 210:2695 211:1459 212:2096 213:1724 214:777 215:69 216:4934 217:1648 218:544 219:359 220:1202 221:492 222:361 223:183

End of report