Orbit

Routing Table Report 04:00 +10GMT Fri 22 Aug, 2008

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

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

BGP routing table entries examined: 266135 Prefixes after maximum aggregation: 129711 Deaggregation factor: 2.05 Unique aggregates announced to Internet: 129592 Total ASes present in the Internet Routing Table: 29004 Prefixes per ASN: 9.18 Origin-only ASes present in the Internet Routing Table: 25243 Origin ASes announcing only one prefix: 12217 Transit ASes present in the Internet Routing Table: 3761 Transit-only ASes present in the Internet Routing Table: 80 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 26 Max AS path prepend of ASN (18678) 16 Prefixes from unregistered ASNs in the Routing Table: 570 Unregistered ASNs in the Routing Table: 211 Number of 32-bit ASNs allocated by the RIRs: 58 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 770 Number of addresses announced to Internet: 1893939488 Equivalent to 112 /8s, 227 /16s and 57 /24s Percentage of available address space announced: 51.1 Percentage of allocated address space announced: 62.1 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.2 Total number of prefixes smaller than registry allocations: 130536

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

Prefixes being announced by APNIC Region ASes: 61201 Total APNIC prefixes after maximum aggregation: 22694 APNIC Deaggregation factor: 2.70 Prefixes being announced from the APNIC address blocks: 58167 Unique aggregates announced from the APNIC address blocks: 26073 APNIC Region origin ASes present in the Internet Routing Table: 3332 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 874 APNIC Region transit ASes present in the Internet Routing Table: 513 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 372883488 Equivalent to 22 /8s, 57 /16s and 192 /24s Percentage of available APNIC address space announced: 79.4

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 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, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 121876 Total ARIN prefixes after maximum aggregation: 65153 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91023 Unique aggregates announced from the ARIN address blocks: 34898 ARIN Region origin ASes present in the Internet Routing Table: 12385 ARIN Prefixes per ASN: 7.35 ARIN Region origin ASes announcing only one prefix: 4757 ARIN Region transit ASes present in the Internet Routing Table: 1183 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 360697504 Equivalent to 21 /8s, 127 /16s and 206 /24s Percentage of available ARIN address space announced: 74.1

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 ARIN Address Blocks 24/8, 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, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8,

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 57518 Total RIPE prefixes after maximum aggregation: 34874 RIPE Deaggregation factor: 1.65 Prefixes being announced from the RIPE address blocks: 52649 Unique aggregates announced from the RIPE address blocks: 35386 RIPE Region origin ASes present in the Internet Routing Table: 11765 RIPE Prefixes per ASN: 4.48 RIPE Region origin ASes announcing only one prefix: 6183 RIPE Region transit ASes present in the Internet Routing Table: 1795 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 369618816 Equivalent to 22 /8s, 7 /16s and 239 /24s Percentage of available RIPE address space announced: 84.7

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, 47104-48127 RIPE Address Blocks 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 20964 Total LACNIC prefixes after maximum aggregation: 5287 LACNIC Deaggregation factor: 3.97 Prefixes being announced from the LACNIC address blocks: 19206 Unique aggregates announced from the LACNIC address blocks: 10727 LACNIC Region origin ASes present in the Internet Routing Table: 983 LACNIC Prefixes per ASN: 19.54 LACNIC Region origin ASes announcing only one prefix: 323 LACNIC Region transit ASes present in the Internet Routing Table: 168 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 54519040 Equivalent to 3 /8s, 63 /16s and 229 /24s Percentage of available LACNIC address space announced: 54.2

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 4005 Total AfriNIC prefixes after maximum aggregation: 1226 AfriNIC Deaggregation factor: 3.27 Prefixes being announced from the AfriNIC address blocks: 4358 Unique aggregates announced from the AfriNIC address blocks: 1922 AfriNIC Region origin ASes present in the Internet Routing Table: 250 AfriNIC Prefixes per ASN: 17.43 AfriNIC Region origin ASes announcing only one prefix: 80 AfriNIC Region transit ASes present in the Internet Routing Table: 52 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 12626432 Equivalent to 0 /8s, 192 /16s and 170 /24s Percentage of available AfriNIC address space announced: 37.6

AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8,

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

ASN No of nets /20 equiv MaxAgg Description 4755 1702 537 179 Videsh Sanchar Nigam Ltd. Aut 17488 1308 90 97 Hathway IP Over Cable Interne 9583 1177 92 494 Sify Limited 4766 868 6407 355 Korea Telecom (KIX) 4134 836 13523 339 CHINANET-BACKBONE 23577 822 35 697 Korea Telecom (ATM-MPLS) 4780 716 353 61 Digital United Inc. 18101 693 167 33 Reliance Infocom Ltd Internet 9498 675 291 54 BHARTI BT INTERNET LTD. 4808 618 1112 137 CNCGROUP IP network: China169

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3199 3358 208 bellsouth.net, inc. 209 2878 3857 617 Qwest 6298 1981 319 726 Cox Communicatons 1785 1647 710 155 AppliedTheory Corporation 2386 1560 691 899 AT&T Data Communications Serv 4323 1494 1073 376 Time Warner Telecom 7018 1411 5816 990 AT&T WorldNet Services 11492 1214 151 22 Cable One 20115 1114 1081 574 Charter Communications 6478 1113 237 174 AT&T Worldnet Services

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

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

ASN No of nets /20 equiv MaxAgg Description 3292 414 1776 372 TDC Tele Danmark 3215 396 2756 106 France Telecom Transpac 8452 358 188 11 TEDATA 3301 332 1444 303 TeliaNet Sweden 3320 323 7047 271 Deutsche Telekom AG 8866 316 77 21 Bulgarian Telecommunication C 5462 296 666 27 Telewest Broadband 8551 288 270 38 Bezeq International 680 275 2047 265 DFN-IP service G-WiN 6746 270 126 244 Dynamic Network Technologies,

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

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

ASN No of nets /20 equiv MaxAgg Description 8151 1519 2590 225 UniNet S.A. de C.V. 11830 664 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 477 235 67 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 420 85 48 ENTEL CHILE S.A. 11172 410 118 72 Servicios Alestra S.A de C.V 10620 377 100 81 TVCABLE BOGOTA 14117 345 23 9 Telefonica del Sur S.A. 28573 324 439 27 NET Servicos de Comunicao S.A

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

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

ASN No of nets /20 equiv MaxAgg Description 24863 497 64 29 LINKdotNET AS number 20858 402 34 3 EgyNet 3741 268 856 221 The Internet Solution 2018 223 213 131 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 136 10 13 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 5713 118 539 70 Telkom SA Ltd 33776 115 6 3 Starcomms Nigeria Limited 29571 107 13 8 Ci Telecom Autonomous system

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3199 3358 208 bellsouth.net, inc. 209 2878 3857 617 Qwest 6298 1981 319 726 Cox Communicatons 4755 1702 537 179 Videsh Sanchar Nigam Ltd. Aut 1785 1647 710 155 AppliedTheory Corporation 2386 1560 691 899 AT&T Data Communications Serv 8151 1519 2590 225 UniNet S.A. de C.V. 4323 1494 1073 376 Time Warner Telecom 7018 1411 5816 990 AT&T WorldNet Services 17488 1308 90 97 Hathway IP Over Cable Interne

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

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

ASN No of nets Net Savings Description 209 2878 2261 Qwest 4755 1702 1523 Videsh Sanchar Nigam Ltd. Aut 1785 1647 1492 AppliedTheory Corporation 8151 1519 1294 UniNet S.A. de C.V. 6298 1981 1255 Cox Communicatons 17488 1308 1211 Hathway IP Over Cable Interne 11492 1214 1192 Cable One 4323 1494 1118 Time Warner Telecom 18566 1045 1035 Covad Communications 6478 1113 939 AT&T Worldnet Services

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

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

Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 22492 UNALLOCATED 12.2.46.0/24 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 13632 UNALLOCATED 12.20.55.0/24 6517 Yipes Communications 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.31.25.0/24 6517 Yipes Communications 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.apnic.net/current/data-badAS

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

Network Origin AS Description 24.51.159.0/24 7843 Adelphia Corp. 24.53.86.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.55.0.0/18 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.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 /8:18 /9:9 /10:17 /11:45 /12:146 /13:293 /14:529 /15:1049 /16:10017 /17:4361 /18:7434 /19:15993 /20:18713 /21:18317 /22:23029 /23:24171 /24:139319 /25:833 /26:1017 /27:719 /28:89 /29:9 /30:1 /31:0 /32:7

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

ASN No of nets Total ann. Description 6389 2036 3199 bellsouth.net, inc. 6298 1954 1981 Cox Communicatons 209 1645 2878 Qwest 2386 1239 1560 AT&T Data Communications Serv 11492 1195 1214 Cable One 1785 1116 1647 AppliedTheory Corporation 17488 1115 1308 Hathway IP Over Cable Interne 4755 1042 1702 Videsh Sanchar Nigam Ltd. Aut 9583 1033 1177 Sify Limited 6478 1026 1113 AT&T Worldnet Services

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

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

4:8 8:128 12:2121 13:2 15:22 16:3 17:5 18:13 20:35 24:1082 32:59 38:496 40:92 41:694 43:1 44:2 47:12 52:3 55:3 56:3 57:27 58:527 59:512 60:453 61:983 62:1216 63:2049 64:3221 65:2362 66:3433 67:1233 68:748 69:2290 70:856 71:135 72:2010 73:6 74:1113 75:165 76:313 77:767 78:820 79:222 80:967 81:871 82:580 83:376 84:573 85:982 86:400 87:719 88:339 89:1313 90:34 91:1413 92:247 93:791 94:79 96:58 97:59 98:312 99:3 114:96 115:33 116:944 117:336 118:196 119:478 120:73 121:577 122:818 123:378 124:844 125:1184 128:354 129:202 130:135 131:408 132:70 133:9 134:188 135:33 136:223 137:93 138:141 139:93 140:502 141:103 142:406 143:319 144:405 145:51 146:373 147:156 148:517 149:199 150:129 151:183 152:144 153:136 154:10 155:280 156:171 157:288 158:166 159:301 160:273 161:131 162:265 163:156 164:519 165:454 166:364 167:332 168:625 169:139 170:426 171:33 172:10 173:16 188:1 189:485 190:2074 192:5799 193:4143 194:3236 195:2562 196:1014 198:3732 199:3310 200:5535 201:1532 202:7679 203:8082 204:3955 205:2147 206:2373 207:2763 208:3510 209:3414 210:2608 211:1080 212:1426 213:1605 214:171 215:50 216:4378 217:1205 218:345 219:429 220:1061 221:455 222:311

End of report