Orbit

Routing Table Report 08:00 +10GMT Mon 25 Oct, 2010

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

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

BGP routing table entries examined: 329650 Prefixes after maximum aggregation: 151622 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 164470 Total ASes present in the Internet Routing Table: 34918 Prefixes per ASN: 9.44 Origin-only ASes present in the Internet Routing Table: 30232 Origin ASes announcing only one prefix: 14798 Transit ASes present in the Internet Routing Table: 4686 Transit-only ASes present in the Internet Routing Table: 98 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: 373 Unregistered ASNs in the Routing Table: 147 Number of 32-bit ASNs allocated by the RIRs: 840 Prefixes from 32-bit ASNs in the Routing Table: 1214 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 192 Number of addresses announced to Internet: 2543432448 Equivalent to 151 /8s, 153 /16s and 179 /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: 134047

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

Prefixes being announced by APNIC Region ASes: 78315 Total APNIC prefixes after maximum aggregation: 26889 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 76000 Unique aggregates announced from the APNIC address blocks: 34497 APNIC Region origin ASes present in the Internet Routing Table: 4166 APNIC Prefixes per ASN: 18.24 APNIC Region origin ASes announcing only one prefix: 1188 APNIC Region transit ASes present in the Internet Routing Table: 628 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 560310272 Equivalent to 33 /8s, 101 /16s and 168 /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: 134723 Total ARIN prefixes after maximum aggregation: 69733 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107792 Unique aggregates announced from the ARIN address blocks: 43497 ARIN Region origin ASes present in the Internet Routing Table: 13900 ARIN Prefixes per ASN: 7.75 ARIN Region origin ASes announcing only one prefix: 5352 ARIN Region transit ASes present in the Internet Routing Table: 1380 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 737879040 Equivalent to 43 /8s, 251 /16s and 36 /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: 77386 Total RIPE prefixes after maximum aggregation: 44553 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 70804 Unique aggregates announced from the RIPE address blocks: 46187 RIPE Region origin ASes present in the Internet Routing Table: 14920 RIPE Prefixes per ASN: 4.75 RIPE Region origin ASes announcing only one prefix: 7701 RIPE Region transit ASes present in the Internet Routing Table: 2296 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 442568192 Equivalent to 26 /8s, 97 /16s and 14 /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: 29832 Total LACNIC prefixes after maximum aggregation: 7095 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 28665 Unique aggregates announced from the LACNIC address blocks: 15399 LACNIC Region origin ASes present in the Internet Routing Table: 1360 LACNIC Prefixes per ASN: 21.08 LACNIC Region origin ASes announcing only one prefix: 433 LACNIC Region transit ASes present in the Internet Routing Table: 233 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 76370176 Equivalent to 4 /8s, 141 /16s and 81 /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: 7508 Total AfriNIC prefixes after maximum aggregation: 1870 AfriNIC Deaggregation factor: 4.01 Prefixes being announced from the AfriNIC address blocks: 5812 Unique aggregates announced from the AfriNIC address blocks: 1727 AfriNIC Region origin ASes present in the Internet Routing Table: 409 AfriNIC Prefixes per ASN: 14.21 AfriNIC Region origin ASes announcing only one prefix: 124 AfriNIC Region transit ASes present in the Internet Routing Table: 88 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20923392 Equivalent to 1 /8s, 63 /16s and 68 /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 1419 299 78 TPG Internet Pty Ltd 4755 1371 378 156 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1267 303 79 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 882 1622 244 CNCGROUP IP network: China169 9829 823 694 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 2609 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 935 AT&T WorldNet Services 6478 1387 278 99 AT&T Worldnet Services 2386 1313 556 928 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 532 328 33 Goldenlines main autonomous s 3292 443 2027 388 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 377 1688 333 TeliaNet Sweden 3320 377 7332 330 Deutsche Telekom AG 30890 376 80 205 Evolva Telecom 12479 364 576 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 1205 2581 361 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 780 223 258 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 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 3766 3667 279 bellsouth.net, inc. 4323 2609 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 935 AT&T WorldNet Services 7545 1419 299 78 TPG Internet Pty Ltd 6478 1387 278 99 AT&T Worldnet Services 4755 1371 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 2609 2218 Time Warner Telecom 1785 1797 1667 PaeTec Communications, Inc. 19262 1777 1498 Verizon Global Networks 7545 1419 1341 TPG Internet Pty Ltd 6478 1387 1288 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4766 1729 1219 Korea Telecom (KIX) 4755 1371 1215 TATA Communications formerly 17974 1267 1188 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 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 /14:744 /15:1345 /16:11332 /17:5484 /18:9295 /19:18647 /20:23828 /21:23739 /22:31256 /23:30412 /24:172375 /25:11 /26:18 /27:26 /28:147 /29:91 /30:36 /31:0 /32:100

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

ASN No of nets Total ann. Description 6389 2330 3766 bellsouth.net, inc. 4323 1403 2609 Time Warner Telecom 6478 1349 1387 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 8:313 12:2010 13:8 14:28 15:20 16:3 17:9 20:9 24:1389 27:379 31:1 32:59 33:12 38:692 40:97 41:2565 44:3 46:168 47:10 49:4 50:1 52:12 55:5 56:2 57:25 58:742 59:496 60:478 61:995 62:1004 63:1955 64:3725 65:2342 66:4042 67:1820 68:1133 69:2846 70:754 71:376 72:1935 73:2 74:2327 75:294 76:327 77:875 78:690 79:444 80:1047 81:805 82:497 83:453 84:687 85:1021 86:473 87:704 88:327 89:1571 90:110 91:3127 92:432 93:1008 94:1113 95:694 96:390 97:222 98:629 99:33 101:3 108:64 109:706 110:438 111:612 112:291 113:304 114:452 115:604 116:1129 117:653 118:532 119:973 120:157 121:695 122:1549 123:913 124:1214 125:1240 128:177 129:146 130:162 131:562 132:271 133:20 134:199 135:46 136:177 137:136 138:279 139:107 140:457 141:198 142:333 143:378 144:489 145:55 146:428 147:171 148:600 149:303 150:144 151:231 152:290 153:175 154:2 155:369 156:162 157:305 158:112 159:359 160:313 161:189 162:273 163:156 164:424 165:347 166:471 167:425 168:663 169:153 170:708 171:61 172:2 173:1046 174:494 175:240 176:1 177:1 178:537 180:672 181:1 182:224 183:235 184:131 186:732 187:548 188:855 189:803 190:4169 192:5710 193:4737 194:3430 195:2826 196:1195 198:3467 199:3597 200:5391 201:1582 202:7939 203:8184 204:3937 205:2296 206:2484 207:2954 208:3903 209:3444 210:2508 211:1275 212:1812 213:1719 214:682 215:66 216:4748 217:1565 218:473 219:397 220:1174 221:386 222:314 223:53

End of report