Orbit

Routing Table Report 04:00 +10GMT Fri 29 Feb, 2008

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

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

BGP routing table entries examined: 247835 Prefixes after maximum aggregation: 125339 Deaggregation factor: 1.98 Unique aggregates announced to Internet: 119748 Total ASes present in the Internet Routing Table: 27489 Prefixes per ASN: 9.02 Origin-only ASes present in the Internet Routing Table: 23965 Origin ASes announcing only one prefix: 11624 Transit ASes present in the Internet Routing Table: 3524 Transit-only ASes present in the Internet Routing Table: 73 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 19 Max AS path prepend of ASN (43380) 13 Prefixes from unregistered ASNs in the Routing Table: 41 Unregistered ASNs in the Routing Table: 15 Number of 32-bit ASNs allocated by the RIRs: 45 Prefixes from 32-bit ASNs in the Routing Table: 9 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 881 Number of addresses announced to Internet: 1856484928 Equivalent to 110 /8s, 167 /16s and 182 /24s Percentage of available address space announced: 50.1 Percentage of allocated address space announced: 61.5 Percentage of available address space allocated: 81.4 Percentage of address space in use by end-sites: 70.6 Total number of prefixes smaller than registry allocations: 117565

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

Prefixes being announced by APNIC Region ASes: 56645 Total APNIC prefixes after maximum aggregation: 20836 APNIC Deaggregation factor: 2.72 Prefixes being announced from the APNIC address blocks: 54125 Unique aggregates announced from the APNIC address blocks: 22923 APNIC Region origin ASes present in the Internet Routing Table: 3139 APNIC Prefixes per ASN: 17.24 APNIC Region origin ASes announcing only one prefix: 831 APNIC Region transit ASes present in the Internet Routing Table: 486 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 334366400 Equivalent to 19 /8s, 238 /16s and 6 /24s Percentage of available APNIC address space announced: 76.7

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, 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: 116186 Total ARIN prefixes after maximum aggregation: 65685 ARIN Deaggregation factor: 1.77 Prefixes being announced from the ARIN address blocks: 84825 Unique aggregates announced from the ARIN address blocks: 33319 ARIN Region origin ASes present in the Internet Routing Table: 12178 ARIN Prefixes per ASN: 6.97 ARIN Region origin ASes announcing only one prefix: 4702 ARIN Region transit ASes present in the Internet Routing Table: 1141 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 356356992 Equivalent to 21 /8s, 61 /16s and 147 /24s Percentage of available ARIN address space announced: 73.2

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 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: 52644 Total RIPE prefixes after maximum aggregation: 32934 RIPE Deaggregation factor: 1.60 Prefixes being announced from the RIPE address blocks: 47752 Unique aggregates announced from the RIPE address blocks: 32076 RIPE Region origin ASes present in the Internet Routing Table: 10959 RIPE Prefixes per ASN: 4.36 RIPE Region origin ASes announcing only one prefix: 5714 RIPE Region transit ASes present in the Internet Routing Table: 1669 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 346831616 Equivalent to 20 /8s, 172 /16s and 59 /24s Percentage of available RIPE address space announced: 79.5

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 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: 18758 Total LACNIC prefixes after maximum aggregation: 4742 LACNIC Deaggregation factor: 3.96 Prefixes being announced from the LACNIC address blocks: 17133 Unique aggregates announced from the LACNIC address blocks: 9376 LACNIC Region origin ASes present in the Internet Routing Table: 909 LACNIC Prefixes per ASN: 18.85 LACNIC Region origin ASes announcing only one prefix: 302 LACNIC Region transit ASes present in the Internet Routing Table: 153 Average LACNIC Region AS path length visible: 3.9 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 48689408 Equivalent to 2 /8s, 230 /16s and 241 /24s Percentage of available LACNIC address space announced: 48.4

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: 3561 Total AfriNIC prefixes after maximum aggregation: 1124 AfriNIC Deaggregation factor: 3.17 Prefixes being announced from the AfriNIC address blocks: 4001 Unique aggregates announced from the AfriNIC address blocks: 1807 AfriNIC Region origin ASes present in the Internet Routing Table: 230 AfriNIC Prefixes per ASN: 17.40 AfriNIC Region origin ASes announcing only one prefix: 75 AfriNIC Region transit ASes present in the Internet Routing Table: 44 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 10019328 Equivalent to 0 /8s, 152 /16s and 226 /24s Percentage of available AfriNIC address space announced: 29.9

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 1583 386 81 Videsh Sanchar Nigam Ltd. Aut 9583 1152 109 24 Sify Limited 9498 1141 550 66 BHARTI BT INTERNET LTD. 17488 992 64 89 Hathway IP Over Cable Interne 4766 857 6008 347 Korea Telecom (KIX) 4134 855 12361 315 CHINANET-BACKBONE 23577 813 34 697 Korea Telecom (ATM-MPLS) 18101 708 127 62 Reliance Infocom Ltd Internet 9829 595 449 11 BSNL National Internet Backbo 4812 558 949 89 China Telecom (Shanghai)

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 7018 1425 5989 990 AT&T WorldNet Services 2386 1379 638 841 AT&T Data Communications Serv 4323 1379 1011 366 Time Warner Telecom 11492 1210 138 28 Cable One 7011 1058 309 613 Citizens Utilities 18566 1042 296 10 Covad Communications 6197 995 729 475 BellSouth Network Solutions, 174 987 6835 816 Cogent Communications 6478 930 238 114 AT&T Worldnet Services 20115 890 808 484 Charter 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 398 1778 363 TDC Tele Danmark 8452 394 188 7 TEDATA 3301 336 1443 306 TeliaNet Sweden 3320 325 7045 269 Deutsche Telekom AG 8866 292 78 25 Bulgarian Telecommunication C 8551 278 267 42 Bezeq International 680 276 2046 256 DFN-IP service G-WiN 8708 275 421 245 Romania Data Systems S.A. 3215 273 2607 94 France Telecom Transpac 6746 268 128 246 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 1172 2437 218 UniNet S.A. de C.V. 11830 555 299 9 Instituto Costarricense de El 7303 446 216 57 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 11172 399 115 65 Servicios Alestra S.A de C.V 6471 398 85 40 ENTEL CHILE S.A. 10620 366 96 49 TVCABLE BOGOTA 14117 352 25 15 Telefonica del Sur S.A. 22047 323 270 14 VTR PUNTO NET S.A. 10481 307 124 10 Prima 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 444 60 27 LINKdotNET AS number 3741 282 869 224 The Internet Solution 2018 246 276 111 Tertiary Education Network 20858 217 34 4 EgyNet 6713 143 135 11 Itissalat Al-MAGHRIB 33783 130 9 16 EEPAD TISP TELECOM & INTERNET 5536 121 8 16 Internet Egypt Network 33776 99 6 7 Starcomms Nigeria Limited 24835 90 48 7 RAYA Telecom - Egypt 29571 80 13 7 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 4755 1583 386 81 Videsh Sanchar Nigam Ltd. Aut 7018 1425 5989 990 AT&T WorldNet Services 2386 1379 638 841 AT&T Data Communications Serv 4323 1379 1011 366 Time Warner Telecom 11492 1210 138 28 Cable One 8151 1172 2437 218 UniNet S.A. de C.V. 9583 1152 109 24 Sify Limited 9498 1141 550 66 BHARTI BT INTERNET LTD. 7011 1058 309 613 Citizens Utilities 18566 1042 296 10 Covad Communications

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

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

ASN No of nets Net Savings Description 11492 1210 1182 Cable One 9583 1152 1128 Sify Limited 9498 1141 1075 BHARTI BT INTERNET LTD. 18566 1042 1032 Covad Communications 4323 1379 1013 Time Warner Telecom 8151 1172 954 UniNet S.A. de C.V. 17488 992 903 Hathway IP Over Cable Interne 6478 930 816 AT&T Worldnet Services 22773 880 815 Cox Communications, Inc. 19262 883 733 Verizon Global Networks

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

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

Bad AS Designation Network Transit AS Description 15190 UNALLOCATED 63.98.176.0/24 701 UUNET Technologies, 18506 UNALLOCATED 63.107.123.0/24 701 UUNET Technologies, 16886 UNALLOCATED 63.109.3.0/24 1239 Sprint 16886 UNALLOCATED 63.167.139.0/24 1239 Sprint 33526 UNALLOCATED 64.128.26.0/24 4323 Time Warner Telecom 21624 UNALLOCATED 65.163.176.0/24 701 UUNET Technologies, 65000 PRIVATE 92.62.240.0/20 24750 Cable Internet Syste 64601 PRIVATE 118.232.77.0/24 9924 Taiwan Fixed Network 64601 PRIVATE 118.232.78.0/24 9924 Taiwan Fixed Network 64601 PRIVATE 118.232.224.0/21 9924 Taiwan Fixed Network

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

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

Network Origin AS Description 24.48.10.0/23 19548 Adelphia Business Solutions 24.48.12.0/22 19548 Adelphia Business Solutions 24.48.80.0/21 19548 Adelphia Business Solutions 24.54.224.0/19 20001 HoldCo LLC - Road Runner 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 /8:20 /9:9 /10:16 /11:40 /12:136 /13:276 /14:496 /15:988 /16:9766 /17:4249 /18:7123 /19:15188 /20:17357 /21:16529 /22:20929 /23:22039 /24:129969 /25:890 /26:1120 /27:569 /28:108 /29:9 /30:1 /31:0 /32:8

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

ASN No of nets Total ann. Description 11492 1198 1210 Cable One 2386 1085 1379 AT&T Data Communications Serv 18566 1023 1042 Covad Communications 9583 988 1152 Sify Limited 7011 941 1058 Citizens Utilities 4755 935 1583 Videsh Sanchar Nigam Ltd. Aut 6478 929 930 AT&T Worldnet Services 9498 809 1141 BHARTI BT INTERNET LTD. 17488 807 992 Hathway IP Over Cable Interne 23577 804 813 Korea Telecom (ATM-MPLS)

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

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

4:9 8:101 12:1987 13:2 15:21 16:3 17:6 18:13 20:35 24:1033 25:1 31:1 32:61 33:4 38:395 40:65 41:613 44:2 47:8 52:3 55:3 56:3 57:22 58:521 59:424 60:407 61:985 62:1089 63:1958 64:3365 65:2377 66:3661 67:1145 68:632 69:2120 70:487 71:123 72:1459 73:6 74:848 75:236 76:259 77:564 78:502 79:87 80:885 81:815 82:599 83:353 84:529 85:997 86:388 87:653 88:299 89:1173 90:12 91:1059 92:138 93:95 95:2 96:16 97:13 98:85 99:3 114:1 115:1 116:533 117:267 118:78 119:160 121:440 122:711 123:293 124:801 125:1100 128:319 129:198 130:132 131:401 132:69 133:9 134:187 135:37 136:221 137:118 138:153 139:63 140:487 141:108 142:377 143:268 144:343 145:53 146:335 147:131 148:486 149:177 150:124 151:149 152:92 153:131 154:11 155:291 156:202 157:250 158:164 159:218 160:245 161:101 162:204 163:195 164:565 165:426 166:295 167:308 168:588 169:133 170:425 171:28 172:3 189:159 190:1403 192:5766 193:4099 194:3259 195:2335 196:1081 198:3794 199:3198 200:5449 201:1298 202:7606 203:7781 204:3974 205:2078 206:2402 207:2729 208:3166 209:3561 210:2537 211:1031 212:1297 213:1602 214:449 215:48 216:4161 217:1200 218:338 219:399 220:1095 221:403 222:306

End of report