Orbit

Routing Table Report 08:00 +10GMT Sun 24 Oct, 2010

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

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

BGP routing table entries examined: 329347 Prefixes after maximum aggregation: 151511 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164408 Total ASes present in the Internet Routing Table: 34910 Prefixes per ASN: 9.43 Origin-only ASes present in the Internet Routing Table: 30225 Origin ASes announcing only one prefix: 14783 Transit ASes present in the Internet Routing Table: 4685 Transit-only ASes present in the Internet Routing Table: 103 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 358 Unregistered ASNs in the Routing Table: 138 Number of 32-bit ASNs allocated by the RIRs: 833 Prefixes from 32-bit ASNs in the Routing Table: 1209 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 192 Number of addresses announced to Internet: 2508738304 Equivalent to 149 /8s, 136 /16s and 79 /24s Percentage of available address space announced: 67.7 Percentage of allocated address space announced: 71.6 Percentage of available address space allocated: 94.6 Percentage of address space in use by end-sites: 85.6 Total number of prefixes smaller than registry allocations: 133994

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

Prefixes being announced by APNIC Region ASes: 78304 Total APNIC prefixes after maximum aggregation: 26887 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 75984 Unique aggregates announced from the APNIC address blocks: 34494 APNIC Region origin ASes present in the Internet Routing Table: 4160 APNIC Prefixes per ASN: 18.27 APNIC Region origin ASes announcing only one prefix: 1187 APNIC Region transit ASes present in the Internet Routing Table: 629 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 560254208 Equivalent to 33 /8s, 100 /16s and 205 /24s Percentage of available APNIC address space announced: 75.9

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: 134716 Total ARIN prefixes after maximum aggregation: 69689 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107781 Unique aggregates announced from the ARIN address blocks: 43501 ARIN Region origin ASes present in the Internet Routing Table: 13898 ARIN Prefixes per ASN: 7.76 ARIN Region origin ASes announcing only one prefix: 5348 ARIN Region transit ASes present in the Internet Routing Table: 1379 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 737878016 Equivalent to 43 /8s, 251 /16s and 32 /24s Percentage of available ARIN address space announced: 62.8

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, 45/8, 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: 77348 Total RIPE prefixes after maximum aggregation: 44568 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 70769 Unique aggregates announced from the RIPE address blocks: 46206 RIPE Region origin ASes present in the Internet Routing Table: 14918 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 7692 RIPE Region transit ASes present in the Internet Routing Table: 2290 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 442315776 Equivalent to 26 /8s, 93 /16s and 52 /24s Percentage of available RIPE address space announced: 77.5

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: 29810 Total LACNIC prefixes after maximum aggregation: 7095 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 28639 Unique aggregates announced from the LACNIC address blocks: 15405 LACNIC Region origin ASes present in the Internet Routing Table: 1360 LACNIC Prefixes per ASN: 21.06 LACNIC Region origin ASes announcing only one prefix: 433 LACNIC Region transit ASes present in the Internet Routing Table: 232 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 76368384 Equivalent to 4 /8s, 141 /16s and 74 /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, 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: 7284 Total AfriNIC prefixes after maximum aggregation: 1798 AfriNIC Deaggregation factor: 4.05 Prefixes being announced from the AfriNIC address blocks: 5799 Unique aggregates announced from the AfriNIC address blocks: 1726 AfriNIC Region origin ASes present in the Internet Routing Table: 406 AfriNIC Prefixes per ASN: 14.28 AfriNIC Region origin ASes announcing only one prefix: 123 AfriNIC Region transit ASes present in the Internet Routing Table: 88 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20909312 Equivalent to 1 /8s, 63 /16s and 13 /24s Percentage of available AfriNIC address space announced: 62.3

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

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

ASN No of nets /20 equiv MaxAgg Description 4766 1729 9453 510 Korea Telecom (KIX) 7545 1417 299 78 TPG Internet Pty Ltd 4755 1372 378 156 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1267 303 80 PT TELEKOMUNIKASI INDONESIA 24560 1053 309 173 Bharti Airtel Ltd., Telemedia 9583 1036 77 498 Sify Limited 18101 892 116 133 Reliance Infocom Ltd Internet 4808 881 1621 246 CNCGROUP IP network: China169 9829 825 694 27 BSNL National Internet Backbo

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

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3766 3667 279 bellsouth.net, inc. 4323 2611 1108 391 Time Warner Telecom 1785 1797 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1506 1528 647 Charter Communications 7018 1454 9822 936 AT&T WorldNet Services 6478 1388 279 95 AT&T Worldnet Services 2386 1312 556 927 AT&T Data Communications Serv 11492 1237 231 74 Cable One 22773 1207 2859 62 Cox Communications, Inc.

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

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 9116 533 328 33 Goldenlines main autonomous s 3292 445 2027 390 TDC Tele Danmark 8866 420 133 25 Bulgarian Telecommunication C 702 404 1869 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 34984 381 91 188 BILISIM TELEKOM 3301 379 1688 335 TeliaNet Sweden 3320 377 7332 330 Deutsche Telekom AG 30890 376 80 205 Evolva Telecom 12479 365 576 5 Uni2 Autonomous System

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

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1329 247 150 TVCABLE BOGOTA 8151 1207 2581 363 UniNet S.A. de C.V. 28573 1201 920 84 NET Servicos de Comunicao S.A 7303 805 440 96 Telecom Argentina Stet-France 6503 777 223 258 AVANTEL, S.A. 22047 564 310 15 VTR PUNTO NET S.A. 14420 545 39 76 ANDINATEL S.A. 3816 485 210 97 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 448 32 27 Telefonica del Sur S.A.

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

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1060 445 10 TEDATA 24863 740 147 37 LINKdotNET AS number 36992 643 278 160 Etisalat MISR 3741 268 907 225 The Internet Solution 24835 210 78 10 RAYA Telecom - Egypt 6713 203 199 12 Itissalat Al-MAGHRIB 29571 203 19 11 Ci Telecom Autonomous system 33776 196 12 14 Starcomms Nigeria Limited 16637 157 441 94 MTN Network Solutions 36874 134 24 4 Cybersmart

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

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3766 3667 279 bellsouth.net, inc. 4323 2611 1108 391 Time Warner Telecom 1785 1797 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 4766 1729 9453 510 Korea Telecom (KIX) 20115 1506 1528 647 Charter Communications 7018 1454 9822 936 AT&T WorldNet Services 7545 1417 299 78 TPG Internet Pty Ltd 6478 1388 279 95 AT&T Worldnet Services 4755 1372 378 156 TATA Communications formerly

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

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

ASN No of nets Net Savings Description 4323 2611 2220 Time Warner Telecom 1785 1797 1667 PaeTec Communications, Inc. 19262 1777 1498 Verizon Global Networks 7545 1417 1339 TPG Internet Pty Ltd 6478 1388 1293 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4766 1729 1219 Korea Telecom (KIX) 4755 1372 1216 TATA Communications formerly 17974 1267 1187 PT TELEKOMUNIKASI INDONESIA 10620 1329 1179 TVCABLE BOGOTA

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

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

Bad AS Designation Network Transit AS Description 65333 PRIVATE 5.0.0.0/8 0 * 65333 PRIVATE 10.0.0.0/8 0 * 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 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

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

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 169.254.0.0/16 65333 Internet Assigned Numbers Aut 172.16.0.0/12 65333 Internet Assigned Numbers Aut 192.0.2.0/24 65333 Internet Assigned Numbers Aut 192.168.0.0/16 0 * 198.18.0.0/15 65333 Internet Assigned Numbers Aut

Complete listing at http://thyme.rand.apnic.net/london/data-dsua

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

Network Origin AS Description 2.144.0.0/14 44244 Iran Cell Service and Communi 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<< 46.17.240.0/21 43586 RIPE Network Coordination Cen 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 64.21.192.0/20 11610 Internet Nebraska Corporation

Complete listing at http://thyme.rand.apnic.net/london/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 /8:32 /9:10 /10:25 /11:68 /12:208 /13:419 /14:744 /15:1345 /16:11316 /17:5476 /18:9271 /19:18647 /20:23816 /21:23727 /22:31216 /23:30403 /24:172192 /25:11 /26:18 /27:26 /28:148 /29:92 /30:36 /31:0 /32:101

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

ASN No of nets Total ann. Description 6389 2330 3766 bellsouth.net, inc. 4323 1405 2611 Time Warner Telecom 6478 1350 1388 AT&T Worldnet Services 10620 1220 1329 TVCABLE BOGOTA 11492 1194 1237 Cable One 1785 1077 1797 PaeTec Communications, Inc. 7011 1058 1159 Citizens Utilities 18566 1040 1059 Covad Communications 8452 967 1060 TEDATA 19262 903 1777 Verizon Global Networks

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

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

1:87 2:12 4:13 8:314 12:2011 13:8 14:28 15:20 16:3 17:9 20:9 24:1389 27:376 31:1 32:59 33:12 38:691 40:97 41:2559 44:3 46:163 47:10 49:4 50:1 52:12 55:5 56:2 57:22 58:742 59:496 60:478 61:997 62:1005 63:1957 64:3724 65:2340 66:4054 67:1820 68:1133 69:2845 70:754 71:376 72:1937 73:2 74:2326 75:294 76:327 77:867 78:686 79:445 80:1047 81:805 82:504 83:453 84:689 85:1021 86:432 87:704 88:320 89:1571 90:109 91:3129 92:431 93:1006 94:1112 95:699 96:390 97:222 98:628 99:33 101:3 108:64 109:709 110:434 111:608 112:291 113:304 114:457 115:602 116:1131 117:653 118:530 119:963 120:157 121:695 122:1549 123:914 124:1215 125:1240 128:177 129:146 130:162 131:562 132:271 133:20 134:199 135:46 136:210 137:136 138:279 139:107 140:456 141:191 142:333 143:378 144:488 145:55 146:428 147:172 148:602 149:303 150:144 151:231 152:289 153:175 154:2 155:345 156:162 157:306 158:112 159:359 160:313 161:189 162:271 163:155 164:424 165:347 166:470 167:425 168:663 169:153 170:708 171:61 172:2 173:1045 174:496 175:241 176:1 177:1 178:538 180:668 181:1 182:220 183:236 184:131 186:738 187:543 188:854 189:803 190:4172 192:5688 193:4740 194:3432 195:2824 196:1114 198:3457 199:3593 200:5393 201:1582 202:7938 203:8205 204:3934 205:2296 206:2484 207:2955 208:3903 209:3443 210:2509 211:1275 212:1816 213:1717 214:659 215:65 216:4747 217:1565 218:474 219:397 220:1174 221:386 222:314 223:49

End of report