Orbit

Routing Table Report 04:00 +10GMT Fri 22 Feb, 2008

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

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

BGP routing table entries examined: 246417 Prefixes after maximum aggregation: 125487 Deaggregation factor: 1.96 Unique aggregates announced to Internet: 120546 Total ASes present in the Internet Routing Table: 27429 Prefixes per ASN: 8.98 Origin-only ASes present in the Internet Routing Table: 23922 Origin ASes announcing only one prefix: 11609 Transit ASes present in the Internet Routing Table: 3507 Transit-only ASes present in the Internet Routing Table: 74 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 21 Max AS path prepend of ASN (29642) 15 Prefixes from unregistered ASNs in the Routing Table: 48 Unregistered ASNs in the Routing Table: 15 Number of 32-bit ASNs allocated by the RIRs: 46 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: 875 Number of addresses announced to Internet: 1836966656 Equivalent to 109 /8s, 125 /16s and 227 /24s Percentage of available address space announced: 49.6 Percentage of allocated address space announced: 60.9 Percentage of available address space allocated: 81.4 Percentage of address space in use by end-sites: 70.3 Total number of prefixes smaller than registry allocations: 116650

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

Prefixes being announced by APNIC Region ASes: 56513 Total APNIC prefixes after maximum aggregation: 21224 APNIC Deaggregation factor: 2.66 Prefixes being announced from the APNIC address blocks: 54001 Unique aggregates announced from the APNIC address blocks: 23951 APNIC Region origin ASes present in the Internet Routing Table: 3134 APNIC Prefixes per ASN: 17.23 APNIC Region origin ASes announcing only one prefix: 825 APNIC Region transit ASes present in the Internet Routing Table: 476 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 330763968 Equivalent to 19 /8s, 183 /16s and 14 /24s Percentage of available APNIC address space announced: 75.8

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: 115463 Total ARIN prefixes after maximum aggregation: 65578 ARIN Deaggregation factor: 1.76 Prefixes being announced from the ARIN address blocks: 84315 Unique aggregates announced from the ARIN address blocks: 33352 ARIN Region origin ASes present in the Internet Routing Table: 12151 ARIN Prefixes per ASN: 6.94 ARIN Region origin ASes announcing only one prefix: 4682 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: 14 Number of ARIN addresses announced to Internet: 357777024 Equivalent to 21 /8s, 83 /16s and 62 /24s Percentage of available ARIN address space announced: 73.5

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: 52332 Total RIPE prefixes after maximum aggregation: 32810 RIPE Deaggregation factor: 1.60 Prefixes being announced from the RIPE address blocks: 47452 Unique aggregates announced from the RIPE address blocks: 31857 RIPE Region origin ASes present in the Internet Routing Table: 10934 RIPE Prefixes per ASN: 4.34 RIPE Region origin ASes announcing only one prefix: 5728 RIPE Region transit ASes present in the Internet Routing Table: 1657 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 346339072 Equivalent to 20 /8s, 164 /16s and 183 /24s Percentage of available RIPE address space announced: 79.4

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: 18660 Total LACNIC prefixes after maximum aggregation: 4727 LACNIC Deaggregation factor: 3.95 Prefixes being announced from the LACNIC address blocks: 17053 Unique aggregates announced from the LACNIC address blocks: 9370 LACNIC Region origin ASes present in the Internet Routing Table: 906 LACNIC Prefixes per ASN: 18.82 LACNIC Region origin ASes announcing only one prefix: 301 LACNIC Region transit ASes present in the Internet Routing Table: 150 Average LACNIC Region AS path length visible: 3.9 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 48502784 Equivalent to 2 /8s, 228 /16s and 24 /24s Percentage of available LACNIC address space announced: 48.2

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: 3400 Total AfriNIC prefixes after maximum aggregation: 1130 AfriNIC Deaggregation factor: 3.01 Prefixes being announced from the AfriNIC address blocks: 3844 Unique aggregates announced from the AfriNIC address blocks: 1807 AfriNIC Region origin ASes present in the Internet Routing Table: 229 AfriNIC Prefixes per ASN: 16.79 AfriNIC Region origin ASes announcing only one prefix: 73 AfriNIC Region transit ASes present in the Internet Routing Table: 44 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 10003712 Equivalent to 0 /8s, 152 /16s and 165 /24s Percentage of available AfriNIC address space announced: 29.8

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 1578 386 79 Videsh Sanchar Nigam Ltd. Aut 9583 1139 84 448 Sify Limited 9498 1121 550 63 BHARTI BT INTERNET LTD. 17488 992 64 89 Hathway IP Over Cable Interne 4134 853 12089 313 CHINANET-BACKBONE 4766 853 5495 345 Korea Telecom (KIX) 23577 809 34 694 Korea Telecom (ATM-MPLS) 18101 712 128 65 Reliance Infocom Ltd Internet 9829 595 449 11 BSNL National Internet Backbo 4812 553 940 85 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 1428 5989 993 AT&T WorldNet Services 4323 1375 1011 363 Time Warner Telecom 2386 1360 634 837 AT&T Data Communications Serv 11492 1202 138 33 Cable One 7011 1060 308 613 Citizens Utilities 18566 1042 296 10 Covad Communications 6197 1034 754 511 BellSouth Network Solutions, 174 983 6835 815 Cogent Communications 6478 928 237 113 AT&T Worldnet Services 20115 887 808 484 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 8452 398 188 7 TEDATA 3292 397 1778 362 TDC Tele Danmark 3301 335 1443 305 TeliaNet Sweden 3320 325 7045 269 Deutsche Telekom AG 8866 288 78 24 Bulgarian Telecommunication C 8551 278 267 42 Bezeq International 680 275 2046 256 DFN-IP service G-WiN 3215 272 2607 94 France Telecom Transpac 6746 269 128 247 Dynamic Network Technologies, 8708 264 419 235 Romania Data Systems S.A.

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 1168 2438 220 UniNet S.A. de C.V. 11830 555 299 9 Instituto Costarricense de El 7303 444 216 58 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 11172 400 115 66 Servicios Alestra S.A de C.V 6471 396 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 301 120 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 414 60 30 LINKdotNET AS number 3741 282 869 224 The Internet Solution 20858 210 34 3 EgyNet 2018 155 276 116 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 129 9 15 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 1578 386 79 Videsh Sanchar Nigam Ltd. Aut 7018 1428 5989 993 AT&T WorldNet Services 4323 1375 1011 363 Time Warner Telecom 2386 1360 634 837 AT&T Data Communications Serv 11492 1202 138 33 Cable One 8151 1168 2438 220 UniNet S.A. de C.V. 9583 1139 84 448 Sify Limited 9498 1121 550 63 BHARTI BT INTERNET LTD. 7011 1060 308 613 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 1202 1169 Cable One 9498 1121 1058 BHARTI BT INTERNET LTD. 18566 1042 1032 Covad Communications 4323 1375 1012 Time Warner Telecom 8151 1168 948 UniNet S.A. de C.V. 17488 992 903 Hathway IP Over Cable Interne 6478 928 815 AT&T Worldnet Services 22773 865 800 Cox Communications, Inc. 19262 883 733 Verizon Global Networks 9583 1139 691 Sify Limited

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 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 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 /8:19 /9:9 /10:16 /11:39 /12:134 /13:278 /14:496 /15:986 /16:9777 /17:4255 /18:7126 /19:15158 /20:17314 /21:16419 /22:20786 /23:21852 /24:129101 /25:865 /26:1108 /27:557 /28:104 /29:9 /30:1 /31:0 /32:8

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

ASN No of nets Total ann. Description 11492 1190 1202 Cable One 2386 1066 1360 AT&T Data Communications Serv 18566 1023 1042 Covad Communications 9583 984 1139 Sify Limited 7011 943 1060 Citizens Utilities 4755 932 1578 Videsh Sanchar Nigam Ltd. Aut 6478 927 928 AT&T Worldnet Services 17488 807 992 Hathway IP Over Cable Interne 23577 800 809 Korea Telecom (ATM-MPLS) 9498 797 1121 BHARTI BT INTERNET LTD.

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

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

4:9 8:101 12:1984 13:2 15:21 16:3 17:6 18:13 20:35 24:1026 25:1 32:61 33:4 38:390 40:65 41:585 44:2 47:8 52:3 55:3 56:3 57:22 58:524 59:420 60:407 61:988 62:1082 63:1951 64:3356 65:2360 66:3629 67:1130 68:628 69:2103 70:483 71:123 72:1453 73:6 74:842 75:236 76:256 77:557 78:499 79:80 80:890 81:825 82:586 83:355 84:522 85:1005 86:392 87:654 88:291 89:1147 90:12 91:1023 92:123 93:79 95:2 96:12 97:10 98:72 99:3 114:1 115:1 116:533 117:258 118:78 119:151 121:439 122:706 123:290 124:804 125:1098 128:310 129:186 130:125 131:399 132:69 133:9 134:188 135:37 136:221 137:117 138:156 139:63 140:490 141:108 142:377 143:269 144:339 145:53 146:335 147:130 148:483 149:178 150:123 151:148 152:95 153:131 154:11 155:290 156:172 157:250 158:163 159:215 160:230 161:100 162:203 163:197 164:518 165:425 166:292 167:307 168:582 169:133 170:432 171:28 172:3 189:154 190:1395 192:5753 193:4104 194:3250 195:2337 196:993 198:3766 199:3142 200:5454 201:1277 202:7572 203:7797 204:3973 205:2051 206:2344 207:2718 208:3144 209:3547 210:2527 211:1033 212:1281 213:1582 214:445 215:47 216:4158 217:1199 218:338 219:398 220:1097 221:405 222:308

End of report