Orbit

Routing Table Report 04:00 +10GMT Wed 12 Mar, 2008

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

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

BGP routing table entries examined: 248169 Prefixes after maximum aggregation: 125269 Deaggregation factor: 1.98 Unique aggregates announced to Internet: 120706 Total ASes present in the Internet Routing Table: 27596 Prefixes per ASN: 8.99 Origin-only ASes present in the Internet Routing Table: 24045 Origin ASes announcing only one prefix: 11658 Transit ASes present in the Internet Routing Table: 3551 Transit-only ASes present in the Internet Routing Table: 78 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: 42 Unregistered ASNs in the Routing Table: 16 Number of 32-bit ASNs allocated by the RIRs: 46 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: 881 Number of addresses announced to Internet: 1841686240 Equivalent to 109 /8s, 197 /16s and 230 /24s Percentage of available address space announced: 49.7 Percentage of allocated address space announced: 61.0 Percentage of available address space allocated: 81.4 Percentage of address space in use by end-sites: 70.8 Total number of prefixes smaller than registry allocations: 117633

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

Prefixes being announced by APNIC Region ASes: 56395 Total APNIC prefixes after maximum aggregation: 20964 APNIC Deaggregation factor: 2.69 Prefixes being announced from the APNIC address blocks: 53990 Unique aggregates announced from the APNIC address blocks: 23311 APNIC Region origin ASes present in the Internet Routing Table: 3162 APNIC Prefixes per ASN: 17.07 APNIC Region origin ASes announcing only one prefix: 846 APNIC Region transit ASes present in the Internet Routing Table: 488 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 335094624 Equivalent to 19 /8s, 249 /16s and 35 /24s Percentage of available APNIC address space announced: 76.8

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: 116237 Total ARIN prefixes after maximum aggregation: 65435 ARIN Deaggregation factor: 1.78 Prefixes being announced from the ARIN address blocks: 84927 Unique aggregates announced from the ARIN address blocks: 33584 ARIN Region origin ASes present in the Internet Routing Table: 12195 ARIN Prefixes per ASN: 6.96 ARIN Region origin ASes announcing only one prefix: 4683 ARIN Region transit ASes present in the Internet Routing Table: 1150 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 356984960 Equivalent to 21 /8s, 71 /16s and 40 /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 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: 52882 Total RIPE prefixes after maximum aggregation: 32977 RIPE Deaggregation factor: 1.60 Prefixes being announced from the RIPE address blocks: 47994 Unique aggregates announced from the RIPE address blocks: 32351 RIPE Region origin ASes present in the Internet Routing Table: 11018 RIPE Prefixes per ASN: 4.36 RIPE Region origin ASes announcing only one prefix: 5749 RIPE Region transit ASes present in the Internet Routing Table: 1680 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 347269120 Equivalent to 20 /8s, 178 /16s and 232 /24s Percentage of available RIPE address space announced: 79.6

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 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: 19038 Total LACNIC prefixes after maximum aggregation: 4751 LACNIC Deaggregation factor: 4.01 Prefixes being announced from the LACNIC address blocks: 17390 Unique aggregates announced from the LACNIC address blocks: 9415 LACNIC Region origin ASes present in the Internet Routing Table: 911 LACNIC Prefixes per ASN: 19.09 LACNIC Region origin ASes announcing only one prefix: 302 LACNIC Region transit ASes present in the Internet Routing Table: 156 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 49242112 Equivalent to 2 /8s, 239 /16s and 96 /24s Percentage of available LACNIC address space announced: 48.9

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: 3573 Total AfriNIC prefixes after maximum aggregation: 1126 AfriNIC Deaggregation factor: 3.17 Prefixes being announced from the AfriNIC address blocks: 3987 Unique aggregates announced from the AfriNIC address blocks: 1799 AfriNIC Region origin ASes present in the Internet Routing Table: 231 AfriNIC Prefixes per ASN: 17.26 AfriNIC Region origin ASes announcing only one prefix: 78 AfriNIC Region transit ASes present in the Internet Routing Table: 42 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 10042624 Equivalent to 0 /8s, 153 /16s and 61 /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 1545 381 126 Videsh Sanchar Nigam Ltd. Aut 9498 1156 550 66 BHARTI BT INTERNET LTD. 9583 1147 102 126 Sify Limited 17488 1017 65 82 Hathway IP Over Cable Interne 4134 854 12409 315 CHINANET-BACKBONE 4766 846 6005 340 Korea Telecom (KIX) 23577 815 34 697 Korea Telecom (ATM-MPLS) 18101 678 127 57 Reliance Infocom Ltd Internet 9829 595 449 11 BSNL National Internet Backbo 4812 560 951 90 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 1420 5929 996 AT&T WorldNet Services 4323 1389 1012 366 Time Warner Telecom 2386 1383 638 843 AT&T Data Communications Serv 11492 1212 146 27 Cable One 7011 1063 309 609 Citizens Utilities 18566 1043 296 10 Covad Communications 6197 991 728 477 BellSouth Network Solutions, 1785 975 479 107 AppliedTheory Corporation 174 968 6835 817 Cogent Communications 6478 931 237 110 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 398 1778 363 TDC Tele Danmark 8452 388 188 7 TEDATA 3301 339 1443 308 TeliaNet Sweden 3320 322 7045 267 Deutsche Telekom AG 8866 293 78 24 Bulgarian Telecommunication C 8551 279 267 42 Bezeq International 680 276 2046 256 DFN-IP service G-WiN 5462 275 666 26 Telewest Broadband 8708 275 421 245 Romania Data Systems S.A. 3215 274 2631 96 France Telecom Transpac

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 1191 2449 221 UniNet S.A. de C.V. 11830 556 299 9 Instituto Costarricense de El 7303 453 220 61 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 11172 404 116 68 Servicios Alestra S.A de C.V 6471 397 85 40 ENTEL CHILE S.A. 10620 372 98 47 TVCABLE BOGOTA 14117 352 25 15 Telefonica del Sur S.A. 10481 326 120 10 Prima S.A. 22047 323 270 14 VTR PUNTO NET 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 451 60 27 LINKdotNET AS number 3741 288 869 224 The Internet Solution 2018 252 276 118 Tertiary Education Network 20858 217 34 4 EgyNet 6713 143 135 11 Itissalat Al-MAGHRIB 33783 129 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 1545 381 126 Videsh Sanchar Nigam Ltd. Aut 7018 1420 5929 996 AT&T WorldNet Services 4323 1389 1012 366 Time Warner Telecom 2386 1383 638 843 AT&T Data Communications Serv 11492 1212 146 27 Cable One 8151 1191 2449 221 UniNet S.A. de C.V. 9498 1156 550 66 BHARTI BT INTERNET LTD. 9583 1147 102 126 Sify Limited 7011 1063 309 609 Citizens Utilities 18566 1043 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 1212 1185 Cable One 9498 1156 1090 BHARTI BT INTERNET LTD. 18566 1043 1033 Covad Communications 4323 1389 1023 Time Warner Telecom 9583 1147 1021 Sify Limited 8151 1191 970 UniNet S.A. de C.V. 17488 1017 935 Hathway IP Over Cable Interne 1785 975 868 AppliedTheory Corporation 22773 890 825 Cox Communications, Inc. 6478 931 821 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 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 18506 UNALLOCATED 63.107.123.0/24 33286 Turlock Irrigation D 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 65011 PRIVATE 74.43.150.0/24 7011 Citizens Utilities 65000 PRIVATE 78.108.160.0/24 39010 TerraNet sal 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

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 24.75.192.0/18 19548 Adelphia Business Solutions 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 41.207.64.0/24 36915 Africa Online Kenya

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 /11:39 /12:138 /13:278 /14:496 /15:991 /16:9774 /17:4257 /18:7195 /19:15188 /20:17415 /21:16579 /22:21026 /23:22105 /24:130278 /25:769 /26:982 /27:488 /28:109 /29:9 /30:1 /31:0 /32:8

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

ASN No of nets Total ann. Description 11492 1198 1212 Cable One 2386 1087 1383 AT&T Data Communications Serv 18566 1024 1043 Covad Communications 9583 985 1147 Sify Limited 7011 946 1063 Citizens Utilities 6478 930 931 AT&T Worldnet Services 4755 919 1545 Videsh Sanchar Nigam Ltd. Aut 17488 832 1017 Hathway IP Over Cable Interne 9498 819 1156 BHARTI BT INTERNET LTD. 23577 806 815 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 8:100 11:1 12:1995 13:2 15:21 16:3 17:6 18:13 20:35 24:1040 25:1 32:61 33:4 38:400 40:65 41:623 44:2 47:8 52:3 55:3 56:3 57:22 58:511 59:421 60:418 61:974 62:1119 63:1967 64:3344 65:2362 66:3621 67:1029 68:639 69:2103 70:505 71:125 72:1487 73:6 74:875 75:235 76:273 77:589 78:520 79:97 80:872 81:814 82:606 83:356 84:542 85:948 86:390 87:636 88:293 89:1165 90:11 91:1087 92:194 93:135 96:17 97:14 98:93 99:3 116:556 117:269 118:81 119:168 121:454 122:716 123:310 124:803 125:1118 128:322 129:200 130:125 131:398 132:69 133:9 134:190 135:32 136:222 137:118 138:154 139:64 140:490 141:109 142:381 143:271 144:342 145:53 146:335 147:132 148:497 149:179 150:121 151:155 152:144 153:131 154:11 155:266 156:207 157:252 158:165 159:219 160:251 161:99 162:204 163:193 164:565 165:428 166:296 167:311 168:590 169:130 170:426 171:29 172:3 189:156 190:1471 192:5767 193:4099 194:3258 195:2349 196:1069 198:3779 199:3217 200:5485 201:1303 202:7576 203:7745 204:4000 205:2096 206:2403 207:2754 208:3218 209:3477 210:2527 211:1027 212:1307 213:1597 214:448 215:48 216:4183 217:1222 218:341 219:389 220:1077 221:400 222:311

End of report