Orbit

Routing Table Report 04:00 +10GMT Thu 13 Mar, 2008

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

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

BGP routing table entries examined: 248468 Prefixes after maximum aggregation: 125366 Deaggregation factor: 1.98 Unique aggregates announced to Internet: 120847 Total ASes present in the Internet Routing Table: 27597 Prefixes per ASN: 9.00 Origin-only ASes present in the Internet Routing Table: 24052 Origin ASes announcing only one prefix: 11651 Transit ASes present in the Internet Routing Table: 3545 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: 50 Unregistered ASNs in the Routing Table: 22 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: 888 Number of addresses announced to Internet: 1841960928 Equivalent to 109 /8s, 202 /16s and 23 /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: 117855

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

Prefixes being announced by APNIC Region ASes: 56504 Total APNIC prefixes after maximum aggregation: 20989 APNIC Deaggregation factor: 2.69 Prefixes being announced from the APNIC address blocks: 54083 Unique aggregates announced from the APNIC address blocks: 23399 APNIC Region origin ASes present in the Internet Routing Table: 3163 APNIC Prefixes per ASN: 17.10 APNIC Region origin ASes announcing only one prefix: 843 APNIC Region transit ASes present in the Internet Routing Table: 485 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 335159136 Equivalent to 19 /8s, 250 /16s and 31 /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: 116216 Total ARIN prefixes after maximum aggregation: 65444 ARIN Deaggregation factor: 1.78 Prefixes being announced from the ARIN address blocks: 84920 Unique aggregates announced from the ARIN address blocks: 33560 ARIN Region origin ASes present in the Internet Routing Table: 12192 ARIN Prefixes per ASN: 6.97 ARIN Region origin ASes announcing only one prefix: 4686 ARIN Region transit ASes present in the Internet Routing Table: 1147 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 357024896 Equivalent to 21 /8s, 71 /16s and 196 /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: 53023 Total RIPE prefixes after maximum aggregation: 33036 RIPE Deaggregation factor: 1.61 Prefixes being announced from the RIPE address blocks: 48139 Unique aggregates announced from the RIPE address blocks: 32410 RIPE Region origin ASes present in the Internet Routing Table: 11021 RIPE Prefixes per ASN: 4.37 RIPE Region origin ASes announcing only one prefix: 5745 RIPE Region transit ASes present in the Internet Routing Table: 1683 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 19 Number of RIPE addresses announced to Internet: 347332864 Equivalent to 20 /8s, 179 /16s and 225 /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: 19086 Total LACNIC prefixes after maximum aggregation: 4752 LACNIC Deaggregation factor: 4.02 Prefixes being announced from the LACNIC address blocks: 17442 Unique aggregates announced from the LACNIC address blocks: 9427 LACNIC Region origin ASes present in the Internet Routing Table: 912 LACNIC Prefixes per ASN: 19.12 LACNIC Region origin ASes announcing only one prefix: 301 LACNIC Region transit ASes present in the Internet Routing Table: 155 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 49404416 Equivalent to 2 /8s, 241 /16s and 218 /24s Percentage of available LACNIC address space announced: 49.1

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: 3587 Total AfriNIC prefixes after maximum aggregation: 1129 AfriNIC Deaggregation factor: 3.18 Prefixes being announced from the AfriNIC address blocks: 3988 Unique aggregates announced from the AfriNIC address blocks: 1798 AfriNIC Region origin ASes present in the Internet Routing Table: 230 AfriNIC Prefixes per ASN: 17.34 AfriNIC Region origin ASes announcing only one prefix: 76 AfriNIC Region transit ASes present in the Internet Routing Table: 42 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 10041600 Equivalent to 0 /8s, 153 /16s and 57 /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 1546 381 126 Videsh Sanchar Nigam Ltd. Aut 9498 1155 550 66 BHARTI BT INTERNET LTD. 9583 1147 103 127 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 814 34 696 Korea Telecom (ATM-MPLS) 18101 677 127 56 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 1424 5944 1000 AT&T WorldNet Services 4323 1392 1012 366 Time Warner Telecom 2386 1384 638 844 AT&T Data Communications Serv 11492 1213 146 27 Cable One 7011 1067 311 609 Citizens Utilities 18566 1043 296 10 Covad Communications 6197 991 728 477 BellSouth Network Solutions, 1785 977 479 107 AppliedTheory Corporation 174 961 6835 812 Cogent Communications 6478 932 238 111 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 382 188 7 TEDATA 3301 340 1443 308 TeliaNet Sweden 3320 322 7045 267 Deutsche Telekom AG 8866 293 78 24 Bulgarian Telecommunication C 680 279 2046 258 DFN-IP service G-WiN 8551 279 267 42 Bezeq International 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 452 220 60 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 334 152 10 Prima S.A. 22047 322 270 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 448 60 28 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 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 1546 381 126 Videsh Sanchar Nigam Ltd. Aut 7018 1424 5944 1000 AT&T WorldNet Services 4323 1392 1012 366 Time Warner Telecom 2386 1384 638 844 AT&T Data Communications Serv 11492 1213 146 27 Cable One 8151 1191 2449 221 UniNet S.A. de C.V. 9498 1155 550 66 BHARTI BT INTERNET LTD. 9583 1147 103 127 Sify Limited 7011 1067 311 609 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 1213 1186 Cable One 9498 1155 1089 BHARTI BT INTERNET LTD. 18566 1043 1033 Covad Communications 4323 1392 1026 Time Warner Telecom 9583 1147 1020 Sify Limited 8151 1191 970 UniNet S.A. de C.V. 17488 1017 935 Hathway IP Over Cable Interne 1785 977 870 AppliedTheory Corporation 22773 889 824 Cox Communications, Inc. 6478 932 821 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 65382 PRIVATE 72.158.126.0/24 6381 bellsouth.net, inc. 65383 PRIVATE 72.158.127.0/24 6381 bellsouth.net, inc. 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

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 /16:9766 /17:4258 /18:7212 /19:15204 /20:17431 /21:16595 /22:21043 /23:22081 /24:130527 /25:769 /26:984 /27:490 /28:104 /29:9 /30:1 /31:0 /32:8

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

ASN No of nets Total ann. Description 11492 1199 1213 Cable One 2386 1088 1384 AT&T Data Communications Serv 18566 1024 1043 Covad Communications 9583 985 1147 Sify Limited 7011 949 1067 Citizens Utilities 6478 931 932 AT&T Worldnet Services 4755 920 1546 Videsh Sanchar Nigam Ltd. Aut 17488 832 1017 Hathway IP Over Cable Interne 9498 817 1155 BHARTI BT INTERNET LTD. 23577 805 814 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 38:403 40:65 41:623 44:2 47:8 52:3 55:3 56:3 57:22 58:513 59:420 60:418 61:983 62:1117 63:1968 64:3343 65:2360 66:3617 67:1030 68:645 69:2104 70:512 71:126 72:1496 73:6 74:881 75:235 76:274 77:596 78:520 79:98 80:879 81:843 82:607 83:371 84:542 85:951 86:390 87:633 88:300 89:1198 90:11 91:1092 92:207 93:135 96:17 97:15 98:94 99:2 116:557 117:272 118:86 119:235 121:458 122:716 123:294 124:803 125:1119 128:322 129:201 130:125 131:396 132:68 133:9 134:188 135:32 136:223 137:119 138:154 139:65 140:489 141:109 142:381 143:271 144:343 145:53 146:334 147:132 148:496 149:179 150:121 151:155 152:142 153:133 154:11 155:267 156:207 157:253 158:165 159:219 160:251 161:100 162:204 163:193 164:566 165:427 166:296 167:311 168:590 169:130 170:426 171:29 172:3 189:157 190:1482 192:5765 193:4102 194:3262 195:2350 196:1074 198:3782 199:3220 200:5497 201:1304 202:7576 203:7741 204:3990 205:2092 206:2400 207:2755 208:3214 209:3477 210:2533 211:1027 212:1294 213:1603 214:443 215:48 216:4200 217:1221 218:341 219:389 220:1077 221:400 222:311

End of report