Orbit

Routing Table Report 08:00 +10GMT Thu 21 Oct, 2010

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

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

BGP routing table entries examined: 329339 Prefixes after maximum aggregation: 151599 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164259 Total ASes present in the Internet Routing Table: 34901 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 30216 Origin ASes announcing only one prefix: 14777 Transit ASes present in the Internet Routing Table: 4685 Transit-only ASes present in the Internet Routing Table: 101 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: 318 Unregistered ASNs in the Routing Table: 119 Number of 32-bit ASNs allocated by the RIRs: 823 Prefixes from 32-bit ASNs in the Routing Table: 1241 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 200 Number of addresses announced to Internet: 2508884224 Equivalent to 149 /8s, 138 /16s and 137 /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: 85.3 Total number of prefixes smaller than registry allocations: 134006

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

Prefixes being announced by APNIC Region ASes: 78125 Total APNIC prefixes after maximum aggregation: 26869 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 75788 Unique aggregates announced from the APNIC address blocks: 34383 APNIC Region origin ASes present in the Internet Routing Table: 4157 APNIC Prefixes per ASN: 18.23 APNIC Region origin ASes announcing only one prefix: 1190 APNIC Region transit ASes present in the Internet Routing Table: 632 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 559827712 Equivalent to 33 /8s, 94 /16s and 75 /24s Percentage of available APNIC address space announced: 75.8

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, 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: 134750 Total ARIN prefixes after maximum aggregation: 69698 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107802 Unique aggregates announced from the ARIN address blocks: 43533 ARIN Region origin ASes present in the Internet Routing Table: 13902 ARIN Prefixes per ASN: 7.75 ARIN Region origin ASes announcing only one prefix: 5357 ARIN Region transit ASes present in the Internet Routing Table: 1375 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 737933312 Equivalent to 43 /8s, 251 /16s and 248 /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: 77298 Total RIPE prefixes after maximum aggregation: 44537 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 70771 Unique aggregates announced from the RIPE address blocks: 46109 RIPE Region origin ASes present in the Internet Routing Table: 14910 RIPE Prefixes per ASN: 4.75 RIPE Region origin ASes announcing only one prefix: 7679 RIPE Region transit ASes present in the Internet Routing Table: 2292 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 442073088 Equivalent to 26 /8s, 89 /16s and 128 /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: 29781 Total LACNIC prefixes after maximum aggregation: 7094 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 28608 Unique aggregates announced from the LACNIC address blocks: 15378 LACNIC Region origin ASes present in the Internet Routing Table: 1358 LACNIC Prefixes per ASN: 21.07 LACNIC Region origin ASes announcing only one prefix: 431 LACNIC Region transit ASes present in the Internet Routing Table: 233 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 76348672 Equivalent to 4 /8s, 140 /16s and 253 /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: 7488 Total AfriNIC prefixes after maximum aggregation: 1873 AfriNIC Deaggregation factor: 4.00 Prefixes being announced from the AfriNIC address blocks: 5784 Unique aggregates announced from the AfriNIC address blocks: 1719 AfriNIC Region origin ASes present in the Internet Routing Table: 406 AfriNIC Prefixes per ASN: 14.25 AfriNIC Region origin ASes announcing only one prefix: 120 AfriNIC Region transit ASes present in the Internet Routing Table: 91 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20869888 Equivalent to 1 /8s, 62 /16s and 115 /24s Percentage of available AfriNIC address space announced: 62.2

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 1725 9437 506 Korea Telecom (KIX) 7545 1416 299 78 TPG Internet Pty Ltd 4755 1371 378 155 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1271 303 78 PT TELEKOMUNIKASI INDONESIA 24560 1050 309 180 Bharti Airtel Ltd., Telemedia 9583 1029 76 492 Sify Limited 18101 888 116 133 Reliance Infocom Ltd Internet 4808 872 1618 238 CNCGROUP IP network: China169 9829 826 694 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 3768 3667 279 bellsouth.net, inc. 4323 2614 1108 392 Time Warner Telecom 1785 1796 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 20115 1506 1528 647 Charter Communications 7018 1458 9822 936 AT&T WorldNet Services 6478 1387 279 93 AT&T Worldnet Services 2386 1308 555 925 AT&T Data Communications Serv 11492 1236 231 74 Cable One 22773 1205 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 419 133 24 Bulgarian Telecommunication C 702 404 1869 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 34984 382 91 187 BILISIM TELEKOM 3301 379 1688 335 TeliaNet Sweden 12479 378 576 5 Uni2 Autonomous System 30890 376 80 205 Evolva Telecom 3320 375 7331 329 Deutsche Telekom AG

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 1330 247 149 TVCABLE BOGOTA 8151 1212 2581 364 UniNet S.A. de C.V. 28573 1195 920 84 NET Servicos de Comunicao S.A 7303 804 440 95 Telecom Argentina Stet-France 6503 773 223 258 AVANTEL, S.A. 22047 563 310 15 VTR PUNTO NET S.A. 14420 544 39 76 ANDINATEL S.A. 3816 483 210 96 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 1071 445 10 TEDATA 24863 738 147 37 LINKdotNET AS number 36992 632 277 158 Etisalat MISR 3741 268 907 225 The Internet Solution 24835 212 78 10 RAYA Telecom - Egypt 6713 203 199 12 Itissalat Al-MAGHRIB 29571 203 19 11 Ci Telecom Autonomous system 2018 197 277 64 Tertiary Education Network 33776 196 12 14 Starcomms Nigeria Limited 16637 156 441 94 MTN Network Solutions

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 3768 3667 279 bellsouth.net, inc. 4323 2614 1108 392 Time Warner Telecom 1785 1796 698 130 PaeTec Communications, Inc. 19262 1777 4833 279 Verizon Global Networks 4766 1725 9437 506 Korea Telecom (KIX) 20115 1506 1528 647 Charter Communications 7018 1458 9822 936 AT&T WorldNet Services 7545 1416 299 78 TPG Internet Pty Ltd 6478 1387 279 93 AT&T Worldnet Services 4755 1371 378 155 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 2614 2222 Time Warner Telecom 1785 1796 1666 PaeTec Communications, Inc. 19262 1777 1498 Verizon Global Networks 7545 1416 1338 TPG Internet Pty Ltd 6478 1387 1294 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4766 1725 1219 Korea Telecom (KIX) 4755 1371 1216 TATA Communications formerly 17974 1271 1193 PT TELEKOMUNIKASI INDONESIA 10620 1330 1181 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 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<< 46.17.112.0/21 51675 >>UNKNOWN<< 46.20.240.0/20 25091 Lugansk Telephony Company Aut 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 /14:743 /15:1342 /16:11324 /17:5480 /18:9288 /19:18580 /20:23807 /21:23708 /22:31181 /23:30404 /24:172309 /25:11 /26:18 /27:25 /28:142 /29:88 /30:34 /31:0 /32:93

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

ASN No of nets Total ann. Description 6389 2332 3768 bellsouth.net, inc. 4323 1408 2614 Time Warner Telecom 6478 1349 1387 AT&T Worldnet Services 10620 1219 1330 TVCABLE BOGOTA 11492 1193 1236 Cable One 1785 1076 1796 PaeTec Communications, Inc. 7011 1055 1156 Citizens Utilities 18566 1040 1059 Covad Communications 8452 976 1071 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) ----------------------------------------------

1:86 2:12 4:13 8:312 12:2005 13:8 14:25 15:20 16:3 17:9 20:9 24:1383 27:390 31:1 32:59 33:12 38:692 40:97 41:2557 44:3 46:163 47:10 49:4 50:1 52:12 55:5 56:2 57:27 58:742 59:496 60:478 61:995 62:1010 63:1958 64:3722 65:2335 66:4050 67:1820 68:1131 69:2848 70:754 71:376 72:1941 73:2 74:2329 75:294 76:326 77:868 78:698 79:444 80:1045 81:803 82:504 83:467 84:690 85:1033 86:431 87:698 88:322 89:1569 90:108 91:3118 92:430 93:1022 94:1112 95:741 96:389 97:223 98:628 99:32 101:3 108:64 109:706 110:426 111:590 112:288 113:302 114:458 115:604 116:1125 117:647 118:531 119:970 120:157 121:695 122:1542 123:910 124:1213 125:1235 128:176 129:146 130:162 131:554 132:271 133:20 134:199 135:46 136:210 137:136 138:278 139:107 140:457 141:198 142:332 143:380 144:495 145:55 146:427 147:175 148:601 149:307 150:148 151:231 152:290 153:175 154:2 155:370 156:162 157:305 158:113 159:358 160:313 161:189 162:270 163:157 164:423 165:346 166:471 167:423 168:662 169:153 170:708 171:61 172:2 173:1040 174:495 175:209 176:1 177:1 178:542 180:671 181:1 182:220 183:234 184:131 186:736 187:537 188:835 189:809 190:4150 192:5706 193:4737 194:3430 195:2832 196:1192 198:3479 199:3586 200:5386 201:1578 202:7942 203:8171 204:3950 205:2305 206:2484 207:2960 208:3897 209:3448 210:2512 211:1275 212:1801 213:1718 214:685 215:66 216:4772 217:1560 218:473 219:398 220:1174 221:385 222:314 223:49

End of report