Orbit

Routing Table Report 04:00 +10GMT Thu 31 Jul, 2008

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

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

BGP routing table entries examined: 264856 Prefixes after maximum aggregation: 129304 Deaggregation factor: 2.05 Unique aggregates announced to Internet: 129057 Total ASes present in the Internet Routing Table: 28707 Prefixes per ASN: 9.23 Origin-only ASes present in the Internet Routing Table: 25015 Origin ASes announcing only one prefix: 12076 Transit ASes present in the Internet Routing Table: 3692 Transit-only ASes present in the Internet Routing Table: 85 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 22 Max AS path prepend of ASN (34204) 18 Prefixes from unregistered ASNs in the Routing Table: 578 Unregistered ASNs in the Routing Table: 215 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: 786 Number of addresses announced to Internet: 1884559968 Equivalent to 112 /8s, 84 /16s and 26 /24s Percentage of available address space announced: 50.8 Percentage of allocated address space announced: 61.7 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 72.9 Total number of prefixes smaller than registry allocations: 129512

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

Prefixes being announced by APNIC Region ASes: 60723 Total APNIC prefixes after maximum aggregation: 22710 APNIC Deaggregation factor: 2.67 Prefixes being announced from the APNIC address blocks: 57691 Unique aggregates announced from the APNIC address blocks: 26043 APNIC Region origin ASes present in the Internet Routing Table: 3322 APNIC Prefixes per ASN: 17.37 APNIC Region origin ASes announcing only one prefix: 883 APNIC Region transit ASes present in the Internet Routing Table: 519 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 369675296 Equivalent to 22 /8s, 8 /16s and 204 /24s Percentage of available APNIC address space announced: 78.7

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: 121529 Total ARIN prefixes after maximum aggregation: 65181 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 90974 Unique aggregates announced from the ARIN address blocks: 34934 ARIN Region origin ASes present in the Internet Routing Table: 12314 ARIN Prefixes per ASN: 7.39 ARIN Region origin ASes announcing only one prefix: 4747 ARIN Region transit ASes present in the Internet Routing Table: 1166 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 354222752 Equivalent to 21 /8s, 29 /16s and 2 /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: 57157 Total RIPE prefixes after maximum aggregation: 34451 RIPE Deaggregation factor: 1.66 Prefixes being announced from the RIPE address blocks: 52215 Unique aggregates announced from the RIPE address blocks: 34859 RIPE Region origin ASes present in the Internet Routing Table: 11563 RIPE Prefixes per ASN: 4.52 RIPE Region origin ASes announcing only one prefix: 6055 RIPE Region transit ASes present in the Internet Routing Table: 1748 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 367200896 Equivalent to 21 /8s, 227 /16s and 10 /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: 20815 Total LACNIC prefixes after maximum aggregation: 5273 LACNIC Deaggregation factor: 3.95 Prefixes being announced from the LACNIC address blocks: 19034 Unique aggregates announced from the LACNIC address blocks: 10754 LACNIC Region origin ASes present in the Internet Routing Table: 968 LACNIC Prefixes per ASN: 19.66 LACNIC Region origin ASes announcing only one prefix: 314 LACNIC Region transit ASes present in the Internet Routing Table: 162 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 54005760 Equivalent to 3 /8s, 56 /16s and 16 /24s Percentage of available LACNIC address space announced: 53.6

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: 4057 Total AfriNIC prefixes after maximum aggregation: 1207 AfriNIC Deaggregation factor: 3.36 Prefixes being announced from the AfriNIC address blocks: 4417 Unique aggregates announced from the AfriNIC address blocks: 1871 AfriNIC Region origin ASes present in the Internet Routing Table: 244 AfriNIC Prefixes per ASN: 18.10 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: 12506624 Equivalent to 0 /8s, 190 /16s and 214 /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 1255 86 95 Hathway IP Over Cable Interne 9583 1144 87 485 Sify Limited 4766 850 6390 347 Korea Telecom (KIX) 23577 830 35 702 Korea Telecom (ATM-MPLS) 4134 828 13603 337 CHINANET-BACKBONE 4780 712 353 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 624 Qwest 6298 1660 238 791 Cox Communicatons 4323 1489 1062 380 Time Warner Telecom 2386 1484 663 878 AT&T Data Communications Serv 7018 1411 5839 987 AT&T WorldNet Services 1785 1347 478 102 AppliedTheory Corporation 11492 1210 149 27 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 766 395 419 37 RedIRIS Autonomous System 8452 347 188 11 TEDATA 3301 332 1460 303 TeliaNet Sweden 3320 322 7047 270 Deutsche Telekom AG 8866 316 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

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 1419 2590 228 UniNet S.A. de C.V. 11830 612 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 474 234 62 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 399 104 65 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 479 62 20 LINKdotNET AS number 20858 398 34 3 EgyNet 3741 268 855 223 The Internet Solution 2018 212 213 131 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 135 10 12 EEPAD TISP TELECOM & INTERNET 5713 129 540 74 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 624 Qwest 4755 1681 345 177 Videsh Sanchar Nigam Ltd. Aut 6298 1660 238 791 Cox Communicatons 4323 1489 1062 380 Time Warner Telecom 2386 1484 663 878 AT&T Data Communications Serv 8151 1419 2590 228 UniNet S.A. de C.V. 7018 1411 5839 987 AT&T WorldNet Services 1785 1347 478 102 AppliedTheory Corporation 17488 1255 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 2980 2356 Qwest 4755 1681 1504 Videsh Sanchar Nigam Ltd. Aut 1785 1347 1245 AppliedTheory Corporation 8151 1419 1191 UniNet S.A. de C.V. 11492 1210 1183 Cable One 17488 1255 1160 Hathway IP Over Cable Interne 4323 1489 1109 Time Warner Telecom 18566 1045 1035 Covad Communications 22773 973 909 Cox Communications, Inc. 6298 1660 869 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 /12:147 /13:293 /14:520 /15:1050 /16:10043 /17:4350 /18:7540 /19:15950 /20:18577 /21:18261 /22:22820 /23:23818 /24:138619 /25:867 /26:1065 /27:750 /28:84 /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 1730 2980 Qwest 6298 1636 1660 Cox Communicatons 11492 1192 1210 Cable One 2386 1180 1484 AT&T Data Communications Serv 17488 1065 1255 Hathway IP Over Cable Interne 4755 1032 1681 Videsh Sanchar Nigam Ltd. Aut 18566 1026 1045 Covad Communications 1785 1020 1347 AppliedTheory Corporation 6478 1007 1016 AT&T Worldnet Services

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

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

4:8 8:127 12:2103 13:2 15:22 16:3 17:5 18:13 20:35 24:1094 32:60 38:468 40:92 41:696 43:1 44:2 47:12 52:3 55:3 56:3 57:25 58:525 59:508 60:453 61:989 62:1201 63:2038 64:3287 65:2386 66:3506 67:1231 68:730 69:2271 70:802 71:117 72:1965 73:5 74:1086 75:155 76:304 77:757 78:760 79:212 80:947 81:846 82:601 83:376 84:564 85:1011 86:413 87:680 88:338 89:1305 90:14 91:1386 92:234 93:715 94:88 96:52 97:38 98:274 99:4 112:1 113:1 114:75 115:20 116:882 117:322 118:188 119:431 120:60 121:569 122:805 123:369 124:901 125:1177 128:360 129:198 130:172 131:409 132:66 133:9 134:187 135:33 136:223 137:95 138:146 139:93 140:499 141:98 142:405 143:330 144:392 145:51 146:368 147:156 148:518 149:196 150:125 151:182 152:143 153:136 154:10 155:251 156:176 157:289 158:187 159:238 160:275 161:136 162:215 163:155 164:517 165:452 166:318 167:330 168:622 169:139 170:426 171:32 172:10 188:1 189:335 190:2230 192:5799 193:4182 194:3214 195:2515 196:1035 198:3726 199:3284 200:5573 201:1466 202:7659 203:8063 204:3977 205:2145 206:2366 207:2722 208:3482 209:3517 210:2591 211:1075 212:1426 213:1599 214:167 215:49 216:4487 217:1222 218:342 219:425 220:1060 221:453 222:312

End of report