Orbit

Routing Table Report 04:00 +10GMT Tue 10 Jun, 2008

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

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

BGP routing table entries examined: 256921 Prefixes after maximum aggregation: 127808 Deaggregation factor: 2.01 Unique aggregates announced to Internet: 126093 Total ASes present in the Internet Routing Table: 28379 Prefixes per ASN: 9.05 Origin-only ASes present in the Internet Routing Table: 24733 Origin ASes announcing only one prefix: 11940 Transit ASes present in the Internet Routing Table: 3646 Transit-only ASes present in the Internet Routing Table: 79 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 18 Max AS path prepend of ASN (43380) 13 Prefixes from unregistered ASNs in the Routing Table: 622 Unregistered ASNs in the Routing Table: 230 Number of 32-bit ASNs allocated by the RIRs: 48 Prefixes from 32-bit ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 777 Number of addresses announced to Internet: 1875438432 Equivalent to 111 /8s, 200 /16s and 235 /24s Percentage of available address space announced: 50.6 Percentage of allocated address space announced: 61.4 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 72.1 Total number of prefixes smaller than registry allocations: 124220

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

Prefixes being announced by APNIC Region ASes: 58962 Total APNIC prefixes after maximum aggregation: 22067 APNIC Deaggregation factor: 2.67 Prefixes being announced from the APNIC address blocks: 56022 Unique aggregates announced from the APNIC address blocks: 25017 APNIC Region origin ASes present in the Internet Routing Table: 3267 APNIC Prefixes per ASN: 17.15 APNIC Region origin ASes announcing only one prefix: 861 APNIC Region transit ASes present in the Internet Routing Table: 504 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 351716768 Equivalent to 20 /8s, 246 /16s and 197 /24s Percentage of available APNIC address space announced: 74.9

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: 117579 Total ARIN prefixes after maximum aggregation: 64956 ARIN Deaggregation factor: 1.81 Prefixes being announced from the ARIN address blocks: 87514 Unique aggregates announced from the ARIN address blocks: 34476 ARIN Region origin ASes present in the Internet Routing Table: 12189 ARIN Prefixes per ASN: 7.18 ARIN Region origin ASes announcing only one prefix: 4721 ARIN Region transit ASes present in the Internet Routing Table: 1136 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 357029120 Equivalent to 21 /8s, 71 /16s and 213 /24s Percentage of available ARIN address space announced: 73.4

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: 55692 Total RIPE prefixes after maximum aggregation: 33967 RIPE Deaggregation factor: 1.64 Prefixes being announced from the RIPE address blocks: 50894 Unique aggregates announced from the RIPE address blocks: 34027 RIPE Region origin ASes present in the Internet Routing Table: 11430 RIPE Prefixes per ASN: 4.45 RIPE Region origin ASes announcing only one prefix: 5975 RIPE Region transit ASes present in the Internet Routing Table: 1733 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 360740480 Equivalent to 21 /8s, 128 /16s and 118 /24s Percentage of available RIPE address space announced: 82.7

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: 20180 Total LACNIC prefixes after maximum aggregation: 5105 LACNIC Deaggregation factor: 3.95 Prefixes being announced from the LACNIC address blocks: 18442 Unique aggregates announced from the LACNIC address blocks: 10334 LACNIC Region origin ASes present in the Internet Routing Table: 953 LACNIC Prefixes per ASN: 19.35 LACNIC Region origin ASes announcing only one prefix: 307 LACNIC Region transit ASes present in the Internet Routing Table: 161 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 52351616 Equivalent to 3 /8s, 30 /16s and 210 /24s Percentage of available LACNIC address space announced: 52.0

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: 3887 Total AfriNIC prefixes after maximum aggregation: 1196 AfriNIC Deaggregation factor: 3.25 Prefixes being announced from the AfriNIC address blocks: 4137 Unique aggregates announced from the AfriNIC address blocks: 1861 AfriNIC Region origin ASes present in the Internet Routing Table: 238 AfriNIC Prefixes per ASN: 17.38 AfriNIC Region origin ASes announcing only one prefix: 76 AfriNIC Region transit ASes present in the Internet Routing Table: 49 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 12304896 Equivalent to 0 /8s, 187 /16s and 194 /24s Percentage of available AfriNIC address space announced: 36.7

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 1645 387 90 Videsh Sanchar Nigam Ltd. Aut 9498 1177 549 60 BHARTI BT INTERNET LTD. 9583 1117 111 412 Sify Limited 17488 1099 72 73 Hathway IP Over Cable Interne 4766 849 6006 343 Korea Telecom (KIX) 4134 824 12917 322 CHINANET-BACKBONE 23577 819 34 701 Korea Telecom (ATM-MPLS) 18101 691 167 36 Reliance Infocom Ltd Internet 9829 598 450 12 BSNL National Internet Backbo 1221 550 1919 423 Telstra Pty Ltd

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 2208 3104 182 bellsouth.net, inc. 4323 1471 1045 380 Time Warner Telecom 2386 1439 659 871 AT&T Data Communications Serv 7018 1373 5815 982 AT&T WorldNet Services 11492 1228 148 12 Cable One 7011 1051 291 584 Citizens Utilities 18566 1044 296 10 Covad Communications 20115 1039 1062 563 Charter Communications 1785 1029 510 105 AppliedTheory Corporation 174 981 6839 807 Cogent Communications

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 410 1772 369 TDC Tele Danmark 3301 338 1460 308 TeliaNet Sweden 8452 327 188 7 TEDATA 3320 316 7043 265 Deutsche Telekom AG 8866 316 77 21 Bulgarian Telecommunication C 5462 291 666 26 Telewest Broadband 3215 285 2742 89 France Telecom Transpac 8551 283 269 38 Bezeq International 680 274 2047 264 DFN-IP service G-WiN 9155 270 45 12 QualityNet AS number

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 1238 2463 226 UniNet S.A. de C.V. 11830 603 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 466 229 66 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 413 85 46 ENTEL CHILE S.A. 11172 412 118 69 Servicios Alestra S.A de C.V 10620 384 98 80 TVCABLE BOGOTA 14117 375 23 9 Telefonica del Sur S.A. 20299 338 23 89 NEWCOM AMERICAS

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 472 61 28 LINKdotNET AS number 3741 282 853 223 The Internet Solution 20858 224 34 3 EgyNet 2018 192 189 82 Tertiary Education Network 5713 163 558 99 Telkom SA Ltd 6713 144 136 12 Itissalat Al-MAGHRIB 33783 134 10 12 EEPAD TISP TELECOM & INTERNET 5536 121 8 16 Internet Egypt Network 29571 103 13 8 Ci Telecom Autonomous system 33776 100 6 3 Starcomms Nigeria Limited

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 2208 3104 182 bellsouth.net, inc. 4755 1645 387 90 Videsh Sanchar Nigam Ltd. Aut 4323 1471 1045 380 Time Warner Telecom 2386 1439 659 871 AT&T Data Communications Serv 7018 1373 5815 982 AT&T WorldNet Services 8151 1238 2463 226 UniNet S.A. de C.V. 11492 1228 148 12 Cable One 9498 1177 549 60 BHARTI BT INTERNET LTD. 9583 1117 111 412 Sify Limited 17488 1099 72 73 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 4755 1645 1555 Videsh Sanchar Nigam Ltd. Aut 11492 1228 1216 Cable One 9498 1177 1117 BHARTI BT INTERNET LTD. 4323 1471 1091 Time Warner Telecom 18566 1044 1034 Covad Communications 17488 1099 1026 Hathway IP Over Cable Interne 8151 1238 1012 UniNet S.A. de C.V. 1785 1029 924 AppliedTheory Corporation 22773 945 883 Cox Communications, Inc. 6478 943 790 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 12.0.252.0/23 701 UUNET Technologies, 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 27220 UNALLOCATED 12.35.204.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 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. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.75.192.0/18 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 63.140.213.0/24 22555 Universal Talkware Corporatio

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 /8:19 /9:9 /10:16 /11:42 /12:142 /13:279 /14:514 /15:1027 /16:9941 /17:4314 /18:7287 /19:15458 /20:17915 /21:17398 /22:21965 /23:22922 /24:135323 /25:805 /26:954 /27:489 /28:83 /29:9 /30:1 /31:0 /32:9

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

ASN No of nets Total ann. Description 6389 1356 2208 bellsouth.net, inc. 11492 1210 1228 Cable One 2386 1136 1439 AT&T Data Communications Serv 18566 1025 1044 Covad Communications 4755 990 1645 Videsh Sanchar Nigam Ltd. Aut 9583 971 1117 Sify Limited 6298 945 960 Cox Communicatons 7011 943 1051 Citizens Utilities 6478 942 943 AT&T Worldnet Services 17488 912 1099 Hathway IP Over Cable Interne

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

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

4:9 8:112 12:2051 13:1 15:22 16:3 17:5 18:13 20:35 24:1075 25:1 32:61 33:3 38:437 40:93 41:640 43:1 44:2 47:12 52:3 55:4 56:3 57:23 58:515 59:478 60:443 61:996 62:1110 63:1942 64:3308 65:2408 66:3697 67:1210 68:694 69:2251 70:677 71:126 72:1809 73:5 74:995 75:218 76:297 77:723 78:703 79:190 80:924 81:841 82:569 83:391 84:571 85:1017 86:421 87:681 88:314 89:1243 90:12 91:1279 92:181 93:524 96:32 97:22 98:194 99:3 111:1 114:20 116:668 117:329 118:139 119:449 120:58 121:528 122:780 123:341 124:846 125:1140 128:324 129:200 130:131 131:402 132:66 133:9 134:177 135:33 136:219 137:90 138:152 139:71 140:493 141:99 142:403 143:326 144:352 145:51 146:331 147:154 148:505 149:190 150:130 151:193 152:141 153:136 154:10 155:267 156:174 157:275 158:168 159:228 160:255 161:114 162:231 163:184 164:525 165:447 166:316 167:328 168:563 169:131 170:429 171:29 172:10 189:193 190:2067 192:5799 193:4101 194:3209 195:2470 196:1067 198:3742 199:3265 200:5564 201:1440 202:7615 203:7905 204:3970 205:2089 206:2394 207:2749 208:3352 209:3423 210:2521 211:1022 212:1396 213:1625 214:161 215:49 216:4352 217:1190 218:346 219:422 220:1077 221:469 222:295

End of report