Orbit

Routing Table Report 00:00 GMT Fri 07 Nov, 2008

NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.

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

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

BGP routing table entries examined: 278809 Prefixes after maximum aggregation: 133053 Deaggregation factor: 2.10 Unique aggregates announced to Internet: 132931 Total ASes present in the Internet Routing Table: 29771 Prefixes per ASN: 9.37 Origin-only ASes present in the Internet Routing Table: 25786 Origin ASes announcing only one prefix: 12600 Transit ASes present in the Internet Routing Table: 3985 Transit-only ASes present in the Internet Routing Table: 95 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 25 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 570 Unregistered ASNs in the Routing Table: 209 Number of 32-bit ASNs allocated by the RIRs: 62 Prefixes from 32-bit ASNs in the Routing Table: 9 Special use prefixes present in the Routing Table: 5 Prefixes being announced from unallocated address space: 206 Number of addresses announced to Internet: 1921342332 Equivalent to 114 /8s, 133 /16s and 91 /24s Percentage of available address space announced: 51.8 Percentage of allocated address space announced: 62.6 Percentage of available address space allocated: 82.8 Percentage of address space in use by end-sites: 74.2 Total number of prefixes smaller than registry allocations: 137945

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

Prefixes being announced by APNIC Region ASes: 65795 Total APNIC prefixes after maximum aggregation: 23256 APNIC Deaggregation factor: 2.83 Prefixes being announced from the APNIC address blocks: 62737 Unique aggregates announced from the APNIC address blocks: 26550 APNIC Region origin ASes present in the Internet Routing Table: 3453 APNIC Prefixes per ASN: 18.17 APNIC Region origin ASes announcing only one prefix: 941 APNIC Region transit ASes present in the Internet Routing Table: 546 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 380802848 Equivalent to 22 /8s, 178 /16s and 151 /24s Percentage of available APNIC address space announced: 81.1

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: 123940 Total ARIN prefixes after maximum aggregation: 66496 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 92470 Unique aggregates announced from the ARIN address blocks: 35667 ARIN Region origin ASes present in the Internet Routing Table: 12590 ARIN Prefixes per ASN: 7.34 ARIN Region origin ASes announcing only one prefix: 4850 ARIN Region transit ASes present in the Internet Routing Table: 1252 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 369532417 Equivalent to 22 /8s, 6 /16s and 158 /24s Percentage of available ARIN address space announced: 76.0

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: 60375 Total RIPE prefixes after maximum aggregation: 35994 RIPE Deaggregation factor: 1.68 Prefixes being announced from the RIPE address blocks: 56510 Unique aggregates announced from the RIPE address blocks: 36932 RIPE Region origin ASes present in the Internet Routing Table: 12157 RIPE Prefixes per ASN: 4.65 RIPE Region origin ASes announcing only one prefix: 6398 RIPE Region transit ASes present in the Internet Routing Table: 1903 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 377653447 Equivalent to 22 /8s, 130 /16s and 136 /24s Percentage of available RIPE address space announced: 86.6

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, 47104-49151 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: 23983 Total LACNIC prefixes after maximum aggregation: 5515 LACNIC Deaggregation factor: 4.35 Prefixes being announced from the LACNIC address blocks: 21980 Unique aggregates announced from the LACNIC address blocks: 11320 LACNIC Region origin ASes present in the Internet Routing Table: 1025 LACNIC Prefixes per ASN: 21.44 LACNIC Region origin ASes announcing only one prefix: 329 LACNIC Region transit ASes present in the Internet Routing Table: 169 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 57661966 Equivalent to 3 /8s, 111 /16s and 218 /24s Percentage of available LACNIC address space announced: 57.3

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: 4153 Total AfriNIC prefixes after maximum aggregation: 1360 AfriNIC Deaggregation factor: 3.05 Prefixes being announced from the AfriNIC address blocks: 4425 Unique aggregates announced from the AfriNIC address blocks: 2104 AfriNIC Region origin ASes present in the Internet Routing Table: 265 AfriNIC Prefixes per ASN: 16.70 AfriNIC Region origin ASes announcing only one prefix: 82 AfriNIC Region transit ASes present in the Internet Routing Table: 50 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 12851072 Equivalent to 0 /8s, 196 /16s and 23 /24s Percentage of available AfriNIC address space announced: 25.5

AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8, 197/8,

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

ASN No of nets /20 equiv MaxAgg Description 4538 3352 3245 44 China Education and Research 4755 1504 575 115 Videsh Sanchar Nigam Ltd. Aut 17488 1408 99 103 Hathway IP Over Cable Interne 9583 1113 87 476 Sify Limited 4134 886 13772 359 CHINANET-BACKBONE 4766 854 6408 366 Korea Telecom (KIX) 18101 783 161 67 Reliance Infocom Ltd Internet 23577 776 34 694 Korea Telecom (ATM-MPLS) 4780 730 357 63 Digital United Inc. 9498 696 295 55 BHARTI BT INTERNET LTD.

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 4352 3405 341 bellsouth.net, inc. 6298 2083 326 691 Cox Communicatons 1785 1695 717 154 AppliedTheory Corporation 20115 1658 1449 724 Charter Communications 6478 1650 363 193 AT&T Worldnet Services 2386 1588 700 899 AT&T Data Communications Serv 4323 1573 1082 376 Time Warner Telecom 7018 1410 9943 974 AT&T WorldNet Services 1803 1391 9 1093 SPRINT 11492 1210 149 16 Cable One

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

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

ASN No of nets /20 equiv MaxAgg Description 3292 434 1766 380 TDC Tele Danmark 30890 348 94 188 SC Kappa Invexim SRL 8866 347 111 23 Bulgarian Telecommunication C 3215 331 2788 99 France Telecom Transpac 3301 330 1428 301 TeliaNet Sweden 3320 326 7063 274 Deutsche Telekom AG 8452 324 188 11 TEDATA 5462 322 794 27 Telewest Broadband 25233 289 44 24 Awalnet 8551 286 270 37 Bezeq International

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

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

ASN No of nets /20 equiv MaxAgg Description 7303 1744 244 72 Telecom Argentina Stet-France 8151 1395 2833 223 UniNet S.A. de C.V. 11830 670 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 10620 545 126 59 TVCABLE BOGOTA 16814 426 27 10 NSS, S.A. 16735 424 92 10 Companhia de Telecomunicacoes 6471 421 86 50 ENTEL CHILE S.A. 11172 407 118 72 Servicios Alestra S.A de C.V 7738 373 730 27 Telecomunicacoes da Bahia S.A

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

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

ASN No of nets /20 equiv MaxAgg Description 24863 539 70 58 LINKdotNET AS number 3741 269 856 226 The Internet Solution 20858 246 34 3 EgyNet 2018 236 215 139 Tertiary Education Network 24835 152 48 6 RAYA Telecom - Egypt 6713 144 135 11 Itissalat Al-MAGHRIB 33783 141 10 15 EEPAD TISP TELECOM & INTERNET 33776 116 6 3 Starcomms Nigeria Limited 5713 113 539 62 Telkom SA Ltd 29571 113 13 9 Ci Telecom Autonomous system

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 4352 3405 341 bellsouth.net, inc. 4538 3352 3245 44 China Education and Research 6298 2083 326 691 Cox Communicatons 7303 1744 244 72 Telecom Argentina Stet-France 1785 1695 717 154 AppliedTheory Corporation 20115 1658 1449 724 Charter Communications 6478 1650 363 193 AT&T Worldnet Services 2386 1588 700 899 AT&T Data Communications Serv 4323 1573 1082 376 Time Warner Telecom 4755 1504 575 115 Videsh Sanchar Nigam Ltd. Aut

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

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

ASN No of nets Net Savings Description 4538 3352 3308 China Education and Research 7303 1744 1672 Telecom Argentina Stet-France 1785 1695 1541 AppliedTheory Corporation 6478 1650 1457 AT&T Worldnet Services 6298 2083 1392 Cox Communicatons 4755 1504 1389 Videsh Sanchar Nigam Ltd. Aut 17488 1408 1305 Hathway IP Over Cable Interne 4323 1573 1197 Time Warner Telecom 11492 1210 1194 Cable One 8151 1395 1172 UniNet S.A. de C.V.

Complete listing at http://thyme.apnic.net/rviews/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 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 7018 AT&T WorldNet Servic 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 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

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

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

Prefix Origin AS Description 10.29.246.47/32 286 KPNQwest Backbone AS 10.29.246.48/32 286 KPNQwest Backbone AS 10.29.248.65/32 286 KPNQwest Backbone AS 10.29.248.71/32 286 KPNQwest Backbone AS 192.168.192.0/21 7497 Computer Network Information

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

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

Network Origin AS Description 24.75.116.0/22 10796 ServiceCo 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 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.251.0/24 22555 Universal Talkware Corporatio

Complete listing at http://thyme.apnic.net/rviews/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 /10:18 /11:47 /12:153 /13:306 /14:546 /15:1082 /16:10228 /17:4462 /18:7710 /19:16470 /20:19693 /21:19135 /22:24798 /23:25432 /24:145310 /25:653 /26:724 /27:380 /28:800 /29:400 /30:187 /31:0 /32:248

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

ASN No of nets Total ann. Description 6389 2848 4352 bellsouth.net, inc. 6298 2057 2083 Cox Communicatons 4538 1797 3352 China Education and Research 1803 1368 1391 SPRINT 7303 1276 1744 Telecom Argentina Stet-France 2386 1269 1588 AT&T Data Communications Serv 17488 1196 1408 Hathway IP Over Cable Interne 11492 1187 1210 Cable One 1785 1157 1695 AppliedTheory Corporation 6478 1105 1650 AT&T Worldnet Services

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

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

4:12 8:157 12:2194 13:2 15:21 16:3 17:5 20:35 24:1102 32:135 38:520 40:92 41:760 43:1 44:2 47:13 52:3 55:3 56:3 57:48 58:552 59:604 60:452 61:1060 62:1193 63:1934 64:3287 65:2409 66:3544 67:1300 68:811 69:2335 70:878 71:138 72:2091 73:7 74:1281 75:168 76:291 77:888 78:520 79:286 80:939 81:866 82:652 83:406 84:590 85:1069 86:509 87:718 88:355 89:1359 90:25 91:1679 92:250 93:901 94:288 95:4 96:86 97:127 98:386 99:15 113:40 114:123 115:144 116:1054 117:407 118:244 119:516 120:102 121:635 122:854 123:463 124:863 125:1274 128:353 129:217 130:135 131:408 132:72 133:9 134:187 135:31 136:224 137:102 138:145 139:89 140:427 141:111 142:391 143:309 144:301 145:52 146:370 147:141 148:603 149:298 150:129 151:208 152:150 153:144 154:10 155:274 156:174 157:303 158:169 159:300 160:272 161:140 162:255 163:136 164:517 165:509 166:363 167:341 168:632 169:155 170:482 171:40 172:10 173:129 187:18 188:1 189:347 190:2615 192:5844 193:4269 194:3397 195:2704 196:1022 198:3708 199:3311 200:5904 201:1642 202:8193 203:8062 204:3913 205:2177 206:2318 207:2731 208:3727 209:3417 210:3007 211:1293 212:1549 213:1669 214:69 215:25 216:4382 217:1259 218:413 219:518 220:1062 221:418 222:426

End of report