Orbit

Routing Table Report 04:00 +10GMT Wed 30 Jul, 2008

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

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

BGP routing table entries examined: 264638 Prefixes after maximum aggregation: 129377 Deaggregation factor: 2.05 Unique aggregates announced to Internet: 129214 Total ASes present in the Internet Routing Table: 28785 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25088 Origin ASes announcing only one prefix: 12136 Transit ASes present in the Internet Routing Table: 3697 Transit-only ASes present in the Internet Routing Table: 83 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: 578 Unregistered ASNs in the Routing Table: 213 Number of 32-bit ASNs allocated by the RIRs: 53 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: 783 Number of addresses announced to Internet: 1881497952 Equivalent to 112 /8s, 37 /16s and 97 /24s Percentage of available address space announced: 50.8 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: 129354

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

Prefixes being announced by APNIC Region ASes: 60685 Total APNIC prefixes after maximum aggregation: 22700 APNIC Deaggregation factor: 2.67 Prefixes being announced from the APNIC address blocks: 57710 Unique aggregates announced from the APNIC address blocks: 25951 APNIC Region origin ASes present in the Internet Routing Table: 3317 APNIC Prefixes per ASN: 17.40 APNIC Region origin ASes announcing only one prefix: 882 APNIC Region transit ASes present in the Internet Routing Table: 516 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 369407520 Equivalent to 22 /8s, 4 /16s and 182 /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: 121600 Total ARIN prefixes after maximum aggregation: 65161 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91058 Unique aggregates announced from the ARIN address blocks: 35043 ARIN Region origin ASes present in the Internet Routing Table: 12310 ARIN Prefixes per ASN: 7.40 ARIN Region origin ASes announcing only one prefix: 4750 ARIN Region transit ASes present in the Internet Routing Table: 1167 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 354102432 Equivalent to 21 /8s, 27 /16s and 44 /24s Percentage of available ARIN address space announced: 72.8

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: 56953 Total RIPE prefixes after maximum aggregation: 34561 RIPE Deaggregation factor: 1.65 Prefixes being announced from the RIPE address blocks: 52127 Unique aggregates announced from the RIPE address blocks: 35004 RIPE Region origin ASes present in the Internet Routing Table: 11655 RIPE Prefixes per ASN: 4.47 RIPE Region origin ASes announcing only one prefix: 6111 RIPE Region transit ASes present in the Internet Routing Table: 1755 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 367352192 Equivalent to 21 /8s, 229 /16s and 89 /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: 20795 Total LACNIC prefixes after maximum aggregation: 5265 LACNIC Deaggregation factor: 3.95 Prefixes being announced from the LACNIC address blocks: 19013 Unique aggregates announced from the LACNIC address blocks: 10755 LACNIC Region origin ASes present in the Internet Routing Table: 968 LACNIC Prefixes per ASN: 19.64 LACNIC Region origin ASes announcing only one prefix: 316 LACNIC Region transit ASes present in the Internet Routing Table: 161 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 53870592 Equivalent to 3 /8s, 54 /16s and 0 /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: 4030 Total AfriNIC prefixes after maximum aggregation: 1208 AfriNIC Deaggregation factor: 3.34 Prefixes being announced from the AfriNIC address blocks: 4387 Unique aggregates announced from the AfriNIC address blocks: 1871 AfriNIC Region origin ASes present in the Internet Routing Table: 243 AfriNIC Prefixes per ASN: 18.05 AfriNIC Region origin ASes announcing only one prefix: 77 AfriNIC Region transit ASes present in the Internet Routing Table: 47 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 12513536 Equivalent to 0 /8s, 190 /16s and 241 /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 1681 345 177 Videsh Sanchar Nigam Ltd. Aut 17488 1253 86 96 Hathway IP Over Cable Interne 9583 1144 86 483 Sify Limited 4766 853 6390 347 Korea Telecom (KIX) 23577 830 35 702 Korea Telecom (ATM-MPLS) 4134 828 13603 337 CHINANET-BACKBONE 4780 711 353 64 Digital United Inc. 18101 711 167 33 Reliance Infocom Ltd Internet 9498 659 291 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 2980 3859 623 Qwest 6298 1711 242 801 Cox Communicatons 4323 1488 1062 380 Time Warner Telecom 2386 1486 663 878 AT&T Data Communications Serv 7018 1411 5839 989 AT&T WorldNet Services 1785 1315 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 347 188 11 TEDATA 3301 332 1460 303 TeliaNet Sweden 3320 322 7047 270 Deutsche Telekom AG 8866 317 77 21 Bulgarian Telecommunication C 3215 298 2756 106 France Telecom Transpac 5462 296 666 27 Telewest Broadband 8551 288 270 38 Bezeq International 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 1394 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 473 234 61 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 374 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 479 62 20 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 134 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 2980 3859 623 Qwest 6298 1711 242 801 Cox Communicatons 4755 1681 345 177 Videsh Sanchar Nigam Ltd. Aut 4323 1488 1062 380 Time Warner Telecom 2386 1486 663 878 AT&T Data Communications Serv 7018 1411 5839 989 AT&T WorldNet Services 8151 1394 2590 226 UniNet S.A. de C.V. 1785 1315 510 104 AppliedTheory Corporation 17488 1253 86 96 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 2980 2357 Qwest 4755 1681 1504 Videsh Sanchar Nigam Ltd. Aut 1785 1315 1211 AppliedTheory Corporation 11492 1208 1180 Cable One 8151 1394 1168 UniNet S.A. de C.V. 17488 1253 1157 Hathway IP Over Cable Interne 4323 1488 1108 Time Warner Telecom 18566 1045 1035 Covad Communications 6298 1711 910 Cox Communicatons 22773 972 908 Cox Communications, Inc.

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 /14:518 /15:1049 /16:10027 /17:4356 /18:7552 /19:15947 /20:18565 /21:18239 /22:22815 /23:23777 /24:138553 /25:836 /26:1035 /27:752 /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 1731 2980 Qwest 6298 1687 1711 Cox Communicatons 11492 1190 1208 Cable One 2386 1181 1486 AT&T Data Communications Serv 17488 1063 1253 Hathway IP Over Cable Interne 4755 1032 1681 Videsh Sanchar Nigam Ltd. Aut 18566 1026 1045 Covad Communications 6478 1007 1016 AT&T Worldnet Services 9583 1000 1144 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 12:2106 13:2 15:22 16:3 17:5 18:13 20:35 24:1101 32:60 38:469 40:92 41:682 43:1 44:2 47:12 52:3 55:3 56:3 57:25 58:523 59:507 60:453 61:991 62:1202 63:2034 64:3284 65:2391 66:3508 67:1231 68:746 69:2272 70:801 71:117 72:1966 73:5 74:1082 75:155 76:303 77:757 78:763 79:211 80:946 81:847 82:600 83:376 84:566 85:958 86:413 87:692 88:338 89:1322 90:14 91:1397 92:233 93:715 94:88 96:51 97:35 98:326 99:4 112:1 113:1 114:75 115:20 116:877 117:322 118:188 119:431 120:60 121:569 122:809 123:385 124:900 125:1179 128:360 129:198 130:134 131:410 132:66 133:9 134:187 135:33 136:223 137:93 138:146 139:93 140:498 141:98 142:405 143:329 144:391 145:51 146:372 147:156 148:518 149:196 150:125 151:180 152:91 153:136 154:10 155:251 156:176 157:289 158:187 159:239 160:275 161:118 162:215 163:155 164:517 165:454 166:317 167:330 168:621 169:139 170:426 171:32 172:10 188:1 189:309 190:2243 192:5793 193:4111 194:3230 195:2545 196:1034 198:3725 199:3295 200:5570 201:1466 202:7654 203:8064 204:3979 205:2132 206:2363 207:2757 208:3484 209:3515 210:2591 211:1075 212:1415 213:1599 214:165 215:49 216:4484 217:1240 218:342 219:423 220:1062 221:453 222:312

End of report