Orbit

Routing Table Report 04:00 +10GMT Tue 29 Jul, 2008

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

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

BGP routing table entries examined: 264210 Prefixes after maximum aggregation: 129344 Deaggregation factor: 2.04 Unique aggregates announced to Internet: 129099 Total ASes present in the Internet Routing Table: 28770 Prefixes per ASN: 9.18 Origin-only ASes present in the Internet Routing Table: 25081 Origin ASes announcing only one prefix: 12135 Transit ASes present in the Internet Routing Table: 3689 Transit-only ASes present in the Internet Routing Table: 80 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 18 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 585 Unregistered ASNs in the Routing Table: 214 Number of 32-bit ASNs allocated by the RIRs: 52 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: 782 Number of addresses announced to Internet: 1880533472 Equivalent to 112 /8s, 22 /16s and 169 /24s Percentage of available address space announced: 50.7 Percentage of allocated address space announced: 61.6 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 72.8 Total number of prefixes smaller than registry allocations: 129151

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

Prefixes being announced by APNIC Region ASes: 60672 Total APNIC prefixes after maximum aggregation: 22746 APNIC Deaggregation factor: 2.67 Prefixes being announced from the APNIC address blocks: 57654 Unique aggregates announced from the APNIC address blocks: 25935 APNIC Region origin ASes present in the Internet Routing Table: 3315 APNIC Prefixes per ASN: 17.39 APNIC Region origin ASes announcing only one prefix: 880 APNIC Region transit ASes present in the Internet Routing Table: 517 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 369259040 Equivalent to 22 /8s, 2 /16s and 114 /24s Percentage of available APNIC address space announced: 78.6

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: 121327 Total ARIN prefixes after maximum aggregation: 65131 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 90832 Unique aggregates announced from the ARIN address blocks: 35011 ARIN Region origin ASes present in the Internet Routing Table: 12318 ARIN Prefixes per ASN: 7.37 ARIN Region origin ASes announcing only one prefix: 4758 ARIN Region transit ASes present in the Internet Routing Table: 1160 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 353552928 Equivalent to 21 /8s, 18 /16s and 202 /24s Percentage of available ARIN address space announced: 72.7

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: 56834 Total RIPE prefixes after maximum aggregation: 34509 RIPE Deaggregation factor: 1.65 Prefixes being announced from the RIPE address blocks: 52011 Unique aggregates announced from the RIPE address blocks: 34944 RIPE Region origin ASes present in the Internet Routing Table: 11637 RIPE Prefixes per ASN: 4.47 RIPE Region origin ASes announcing only one prefix: 6106 RIPE Region transit ASes present in the Internet Routing Table: 1751 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 367198336 Equivalent to 21 /8s, 227 /16s and 0 /24s Percentage of available RIPE address space announced: 84.2

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: 20764 Total LACNIC prefixes after maximum aggregation: 5253 LACNIC Deaggregation factor: 3.95 Prefixes being announced from the LACNIC address blocks: 18986 Unique aggregates announced from the LACNIC address blocks: 10748 LACNIC Region origin ASes present in the Internet Routing Table: 967 LACNIC Prefixes per ASN: 19.63 LACNIC Region origin ASes announcing only one prefix: 314 LACNIC Region transit ASes present in the Internet Routing Table: 163 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 53858048 Equivalent to 3 /8s, 53 /16s and 207 /24s Percentage of available LACNIC address space announced: 53.5

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: 4031 Total AfriNIC prefixes after maximum aggregation: 1218 AfriNIC Deaggregation factor: 3.31 Prefixes being announced from the AfriNIC address blocks: 4361 Unique aggregates announced from the AfriNIC address blocks: 1866 AfriNIC Region origin ASes present in the Internet Routing Table: 243 AfriNIC Prefixes per ASN: 17.95 AfriNIC Region origin ASes announcing only one prefix: 77 AfriNIC Region transit ASes present in the Internet Routing Table: 48 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 12508928 Equivalent to 0 /8s, 190 /16s and 223 /24s Percentage of available AfriNIC address space announced: 37.3

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 1682 345 178 Videsh Sanchar Nigam Ltd. Aut 17488 1252 86 95 Hathway IP Over Cable Interne 9583 1143 86 484 Sify Limited 4766 852 6390 347 Korea Telecom (KIX) 23577 830 35 702 Korea Telecom (ATM-MPLS) 4134 829 13603 338 CHINANET-BACKBONE 18101 711 167 33 Reliance Infocom Ltd Internet 4780 710 351 63 Digital United Inc. 9498 658 291 54 BHARTI BT INTERNET LTD. 4808 622 1120 138 CNCGROUP IP network: China169

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 3204 3359 213 bellsouth.net, inc. 209 2985 3859 623 Qwest 6298 1654 238 784 Cox Communicatons 4323 1487 1062 380 Time Warner Telecom 2386 1486 663 877 AT&T Data Communications Serv 7018 1423 6264 994 AT&T WorldNet Services 1785 1258 510 104 AppliedTheory Corporation 11492 1208 149 28 Cable One 20115 1117 1082 571 Charter Communications 18566 1045 296 10 Covad 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 413 1792 371 TDC Tele Danmark 8452 348 188 11 TEDATA 3301 332 1460 303 TeliaNet Sweden 3320 322 7047 270 Deutsche Telekom AG 8866 317 77 21 Bulgarian Telecommunication C 5462 296 666 27 Telewest Broadband 8551 288 270 38 Bezeq International 3215 277 2758 90 France Telecom Transpac 680 274 2047 264 DFN-IP service G-WiN 6746 267 125 242 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 1390 2590 226 UniNet S.A. de C.V. 11830 612 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 472 233 60 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 414 85 48 ENTEL CHILE S.A. 11172 408 118 71 Servicios Alestra S.A de C.V 10620 407 107 56 TVCABLE BOGOTA 14117 375 23 9 Telefonica del Sur S.A. 20299 331 23 104 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 478 61 25 LINKdotNET AS number 20858 398 34 3 EgyNet 3741 268 855 223 The Internet Solution 2018 211 213 131 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 135 10 12 EEPAD TISP TELECOM & INTERNET 5713 130 540 75 Telkom SA Ltd 5536 120 8 17 Internet Egypt Network 33776 116 6 3 Starcomms Nigeria Limited 29571 107 13 8 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 6389 3204 3359 213 bellsouth.net, inc. 209 2985 3859 623 Qwest 4755 1682 345 178 Videsh Sanchar Nigam Ltd. Aut 6298 1654 238 784 Cox Communicatons 4323 1487 1062 380 Time Warner Telecom 2386 1486 663 877 AT&T Data Communications Serv 7018 1423 6264 994 AT&T WorldNet Services 8151 1390 2590 226 UniNet S.A. de C.V. 1785 1258 510 104 AppliedTheory Corporation 17488 1252 86 95 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 209 2985 2362 Qwest 4755 1682 1504 Videsh Sanchar Nigam Ltd. Aut 11492 1208 1180 Cable One 8151 1390 1164 UniNet S.A. de C.V. 17488 1252 1157 Hathway IP Over Cable Interne 1785 1258 1154 AppliedTheory Corporation 4323 1487 1107 Time Warner Telecom 18566 1045 1035 Covad Communications 22773 973 909 Cox Communications, Inc. 6298 1654 870 Cox Communicatons

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 24.48.244.0/23 7843 Adelphia Corp. 24.48.246.0/24 7843 Adelphia Corp. 24.51.159.0/24 7843 Adelphia Corp. 24.54.23.0/24 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

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 /8:18 /9:9 /10:16 /11:45 /12:145 /13:288 /14:519 /15:1044 /16:10021 /17:4341 /18:7532 /19:15933 /20:18550 /21:18198 /22:22774 /23:23727 /24:138344 /25:838 /26:1018 /27:754 /28:82 /29:7 /30:1 /31:0 /32:6

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

ASN No of nets Total ann. Description 6389 2035 3204 bellsouth.net, inc. 209 1736 2985 Qwest 6298 1630 1654 Cox Communicatons 11492 1190 1208 Cable One 2386 1181 1486 AT&T Data Communications Serv 17488 1062 1252 Hathway IP Over Cable Interne 4755 1032 1682 Videsh Sanchar Nigam Ltd. Aut 18566 1026 1045 Covad Communications 6478 1007 1016 AT&T Worldnet Services 9583 999 1143 Sify Limited

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

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

4:8 8:127 12:2105 13:2 15:22 16:3 17:5 18:13 20:35 24:1098 32:60 38:468 40:92 41:678 43:1 44:2 47:12 52:3 55:3 56:3 57:25 58:524 59:507 60:453 61:1013 62:1195 63:2041 64:3279 65:2393 66:3502 67:1227 68:745 69:2273 70:801 71:117 72:1968 73:5 74:1080 75:155 76:300 77:760 78:760 79:211 80:943 81:844 82:602 83:377 84:568 85:950 86:412 87:691 88:338 89:1322 90:15 91:1391 92:234 93:714 94:88 96:48 97:35 98:267 99:4 112:1 113:1 114:82 115:19 116:883 117:322 118:189 119:426 120:58 121:568 122:803 123:370 124:901 125:1179 128:361 129:198 130:134 131:410 132:66 133:9 134:186 135:33 136:223 137:92 138:146 139:93 140:496 141:98 142:405 143:335 144:388 145:51 146:372 147:157 148:517 149:193 150:125 151:180 152:143 153:136 154:10 155:251 156:176 157:288 158:187 159:239 160:276 161:118 162:215 163:155 164:517 165:454 166:319 167:331 168:621 169:139 170:426 171:32 172:10 188:1 189:290 190:2233 192:5795 193:4096 194:3223 195:2539 196:1029 198:3720 199:3285 200:5576 201:1466 202:7648 203:8054 204:3980 205:2123 206:2362 207:2751 208:3455 209:3516 210:2588 211:1076 212:1412 213:1597 214:157 215:49 216:4469 217:1234 218:341 219:423 220:1062 221:452 222:312

End of report