Orbit

Routing Table Report 08:00 +10GMT Tue 26 Oct, 2010

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

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

BGP routing table entries examined: 329665 Prefixes after maximum aggregation: 151644 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164433 Total ASes present in the Internet Routing Table: 34942 Prefixes per ASN: 9.43 Origin-only ASes present in the Internet Routing Table: 30260 Origin ASes announcing only one prefix: 14803 Transit ASes present in the Internet Routing Table: 4682 Transit-only ASes present in the Internet Routing Table: 100 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: 388 Unregistered ASNs in the Routing Table: 159 Number of 32-bit ASNs allocated by the RIRs: 840 Prefixes from 32-bit ASNs in the Routing Table: 1204 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 192 Number of addresses announced to Internet: 2543902976 Equivalent to 151 /8s, 160 /16s and 225 /24s Percentage of available address space announced: 68.6 Percentage of allocated address space announced: 72.6 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: 134035

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

Prefixes being announced by APNIC Region ASes: 78339 Total APNIC prefixes after maximum aggregation: 26903 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 76022 Unique aggregates announced from the APNIC address blocks: 34540 APNIC Region origin ASes present in the Internet Routing Table: 4167 APNIC Prefixes per ASN: 18.24 APNIC Region origin ASes announcing only one prefix: 1186 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: 560374784 Equivalent to 33 /8s, 102 /16s and 164 /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: 134746 Total ARIN prefixes after maximum aggregation: 69705 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107796 Unique aggregates announced from the ARIN address blocks: 43504 ARIN Region origin ASes present in the Internet Routing Table: 13907 ARIN Prefixes per ASN: 7.75 ARIN Region origin ASes announcing only one prefix: 5360 ARIN Region transit ASes present in the Internet Routing Table: 1377 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 738013696 Equivalent to 43 /8s, 253 /16s and 50 /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: 77402 Total RIPE prefixes after maximum aggregation: 44578 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 70845 Unique aggregates announced from the RIPE address blocks: 46204 RIPE Region origin ASes present in the Internet Routing Table: 14931 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 7699 RIPE Region transit ASes present in the Internet Routing Table: 2293 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 442579456 Equivalent to 26 /8s, 97 /16s and 58 /24s Percentage of available RIPE address space announced: 77.6

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: 29749 Total LACNIC prefixes after maximum aggregation: 7111 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 28584 Unique aggregates announced from the LACNIC address blocks: 15332 LACNIC Region origin ASes present in the Internet Routing Table: 1362 LACNIC Prefixes per ASN: 20.99 LACNIC Region origin ASes announcing only one prefix: 433 LACNIC Region transit ASes present in the Internet Routing Table: 234 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 76583680 Equivalent to 4 /8s, 144 /16s and 147 /24s Percentage of available LACNIC address space announced: 57.1

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: 7547 Total AfriNIC prefixes after maximum aggregation: 1871 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 5848 Unique aggregates announced from the AfriNIC address blocks: 1717 AfriNIC Region origin ASes present in the Internet Routing Table: 410 AfriNIC Prefixes per ASN: 14.26 AfriNIC Region origin ASes announcing only one prefix: 125 AfriNIC Region transit ASes present in the Internet Routing Table: 90 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20921600 Equivalent to 1 /8s, 63 /16s and 61 /24s Percentage of available AfriNIC address space announced: 62.4

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 1416 299 78 TPG Internet Pty Ltd 4755 1372 378 156 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1273 303 78 PT TELEKOMUNIKASI INDONESIA 24560 1053 309 173 Bharti Airtel Ltd., Telemedia 9583 1030 76 493 Sify Limited 18101 892 116 133 Reliance Infocom Ltd Internet 4808 882 1622 244 CNCGROUP IP network: China169 9829 827 694 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 3763 3666 283 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 1450 9821 931 AT&T WorldNet Services 6478 1388 279 96 AT&T Worldnet Services 2386 1315 556 930 AT&T Data Communications Serv 11492 1237 231 74 Cable One 22773 1208 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 540 328 33 Goldenlines main autonomous s 3292 445 2027 390 TDC Tele Danmark 8866 422 133 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 1202 920 84 NET Servicos de Comunicao S.A 7303 805 440 96 Telecom Argentina Stet-France 6503 780 223 258 AVANTEL, S.A. 22047 563 310 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 1083 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 2018 197 277 64 Tertiary Education Network 33776 196 12 14 Starcomms Nigeria Limited 16637 157 441 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 3763 3666 283 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 1450 9821 931 AT&T WorldNet Services 7545 1416 299 78 TPG Internet Pty Ltd 6478 1388 279 96 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 1416 1338 TPG Internet Pty Ltd 6478 1388 1292 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 1273 1195 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 * 53562 UNALLOCATED 8.19.94.0/24 3356 Level 3 Communicatio 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

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 36.0.0.0/8 237 Merit Network 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 42.0.0.0/8 237 Merit Network 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 /8:34 /9:10 /10:25 /11:68 /12:208 /13:419 /14:745 /15:1346 /16:11335 /17:5488 /18:9318 /19:18624 /20:23828 /21:23733 /22:31227 /23:30396 /24:172427 /25:11 /26:18 /27:26 /28:148 /29:92 /30:36 /31:0 /32:103

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

ASN No of nets Total ann. Description 6389 2327 3763 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 988 1083 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) ----------------------------------------------

1:90 2:11 4:13 8:314 12:2012 13:8 14:28 15:18 16:3 17:9 20:9 24:1387 27:378 31:1 32:59 33:12 38:692 40:97 41:2592 44:3 46:171 47:10 49:4 50:1 52:12 55:5 56:2 57:25 58:741 59:496 60:478 61:997 62:1005 63:1958 64:3725 65:2342 66:4052 67:1820 68:1131 69:2849 70:753 71:376 72:1935 73:2 74:2321 75:294 76:326 77:854 78:690 79:444 80:1055 81:804 82:506 83:453 84:689 85:1020 86:473 87:704 88:327 89:1571 90:109 91:3127 92:436 93:1008 94:1103 95:697 96:390 97:222 98:634 99:32 101:3 108:64 109:713 110:438 111:616 112:291 113:303 114:457 115:603 116:1129 117:653 118:545 119:973 120:157 121:696 122:1545 123:913 124:1213 125:1241 128:177 129:146 130:162 131:561 132:271 133:20 134:199 135:46 136:210 137:134 138:279 139:107 140:456 141:198 142:333 143:381 144:484 145:55 146:427 147:172 148:602 149:307 150:146 151:231 152:290 153:175 154:2 155:369 156:163 157:310 158:112 159:359 160:312 161:189 162:273 163:156 164:424 165:336 166:470 167:425 168:662 169:153 170:708 171:61 172:2 173:1046 174:499 175:241 176:1 177:1 178:540 180:671 181:1 182:229 183:236 184:132 186:740 187:549 188:851 189:809 190:4140 192:5710 193:4742 194:3434 195:2816 196:1193 198:3473 199:3597 200:5371 201:1581 202:7947 203:8186 204:3936 205:2305 206:2484 207:2951 208:3903 209:3445 210:2509 211:1266 212:1813 213:1720 214:661 215:66 216:4744 217:1564 218:476 219:397 220:1175 221:386 222:314 223:53

End of report