Routing Table Report 00:00 GMT Tue 29 Dec, 2009

NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.

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

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

BGP routing table entries examined: 313840 Prefixes after maximum aggregation: 143676 Deaggregation factor: 2.18 Unique aggregates announced to Internet: 141471 Total ASes present in the Internet Routing Table: 33004 Prefixes per ASN: 9.51 Origin-only ASes present in the Internet Routing Table: 28562 Origin ASes announcing only one prefix: 13936 Transit ASes present in the Internet Routing Table: 4442 Transit-only ASes present in the Internet Routing Table: 102 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 27 Max AS path prepend of ASN (31759) 22 Prefixes from unregistered ASNs in the Routing Table: 483 Unregistered ASNs in the Routing Table: 163 Number of 32-bit ASNs allocated by the RIRs: 377 Prefixes from 32-bit ASNs in the Routing Table: 22 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 161 Number of addresses announced to Internet: 1874022015 Equivalent to 111 /8s, 179 /16s and 78 /24s Percentage of available address space announced: 50.6 Percentage of allocated address space announced: 57.3 Percentage of available address space allocated: 88.2 Percentage of address space in use by end-sites: 80.5 Total number of prefixes smaller than registry allocations: 152222

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

Prefixes being announced by APNIC Region ASes: 75621 Total APNIC prefixes after maximum aggregation: 25808 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 72406 Unique aggregates announced from the APNIC address blocks: 23895 APNIC Region origin ASes present in the Internet Routing Table: 3897 APNIC Prefixes per ASN: 18.58 APNIC Region origin ASes announcing only one prefix: 1062 APNIC Region transit ASes present in the Internet Routing Table: 607 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 25 Number of APNIC addresses announced to Internet: 310796288 Equivalent to 18 /8s, 134 /16s and 96 /24s Percentage of available APNIC address space announced: 51.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 43/8, 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 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, 133/8, 175/8, 180/8, 182/8, 183/8, 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: 131627 Total ARIN prefixes after maximum aggregation: 68004 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 105127 Unique aggregates announced from the ARIN address blocks: 39009 ARIN Region origin ASes present in the Internet Routing Table: 13446 ARIN Prefixes per ASN: 7.82 ARIN Region origin ASes announcing only one prefix: 5202 ARIN Region transit ASes present in the Internet Routing Table: 1365 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 734378529 Equivalent to 43 /8s, 197 /16s and 186 /24s Percentage of available ARIN address space announced: 64.4

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, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8, 56/8, 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, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 72573 Total RIPE prefixes after maximum aggregation: 41540 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 65922 Unique aggregates announced from the RIPE address blocks: 42710 RIPE Region origin ASes present in the Internet Routing Table: 13917 RIPE Prefixes per ASN: 4.74 RIPE Region origin ASes announcing only one prefix: 7201 RIPE Region transit ASes present in the Internet Routing Table: 2145 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 27 Number of RIPE addresses announced to Internet: 409505337 Equivalent to 24 /8s, 104 /16s and 142 /24s Percentage of available RIPE address space announced: 76.3

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, 47104-52223, 196608-197631 RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 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, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 27782 Total LACNIC prefixes after maximum aggregation: 6575 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 26122 Unique aggregates announced from the LACNIC address blocks: 13849 LACNIC Region origin ASes present in the Internet Routing Table: 1223 LACNIC Prefixes per ASN: 21.36 LACNIC Region origin ASes announcing only one prefix: 380 LACNIC Region transit ASes present in the Internet Routing Table: 200 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 69613584 Equivalent to 4 /8s, 38 /16s and 56 /24s Percentage of available LACNIC address space announced: 69.2

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 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: 5964 Total AfriNIC prefixes after maximum aggregation: 1596 AfriNIC Deaggregation factor: 3.74 Prefixes being announced from the AfriNIC address blocks: 4347 Unique aggregates announced from the AfriNIC address blocks: 1550 AfriNIC Region origin ASes present in the Internet Routing Table: 336 AfriNIC Prefixes per ASN: 12.94 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 71 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC addresses announced to Internet: 14523392 Equivalent to 0 /8s, 221 /16s and 156 /24s Percentage of available AfriNIC address space announced: 43.3

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 1640 7510 460 Korea Telecom (KIX) 17488 1462 144 139 Hathway IP Over Cable Interne 4755 1285 291 146 Videsh Sanchar Nigam Ltd. Aut 18101 1005 204 37 Reliance Infocom Ltd Internet 9583 999 75 505 Sify Limited 4134 955 19445 398 CHINANET-BACKBONE 7545 922 198 96 TPG Internet Pty Ltd 17974 862 272 60 PT TELEKOMUNIKASI INDONESIA 9829 853 677 24 BSNL National Internet Backbo 24560 822 295 178 Bharti Airtel Ltd.

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 4188 3892 301 bellsouth.net, inc. 4323 3776 1068 399 Time Warner Telecom 20115 2147 1489 664 Charter Communications 1785 1773 699 134 AppliedTheory Corporation 7018 1588 5783 1029 AT&T WorldNet Services 2386 1287 600 936 AT&T Data Communications Serv 3356 1215 10929 423 Level 3 Communications, LLC 11492 1153 222 14 Cable One 22773 1122 2600 66 Cox Communications, Inc. 6478 1098 241 304 AT&T Worldnet Services

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 30890 517 98 207 Evolva Telecom 35805 513 40 5 United Telecom AS 9116 508 296 30 Goldenlines main autonomous s 3292 451 1903 393 TDC Tele Danmark 3216 434 133 30 Teleross, Moscow, Russia 702 419 1837 337 UUNET - Commercial IP service 8551 392 354 41 Bezeq International 8866 383 110 23 Bulgarian Telecommunication C 3301 377 1412 306 TeliaNet Sweden 3320 360 7068 306 Deutsche Telekom AG

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8151 1573 2898 232 Uninet S.A. de C.V. 28573 1022 679 82 Types of queries are: POCs, o 10620 1005 224 131 TVCABLE BOGOTA 7303 666 351 96 Telecom Argentina Stet-France 22047 545 302 14 Types of queries are: POCs, o 11830 473 308 59 Instituto Costarricense de El 7738 453 858 29 Telecomunicacoes da Bahia S.A 6503 445 163 183 AVANTEL, S.A. 11172 445 99 70 Alestra 14117 437 29 11 Telefonica del Sur S.A.

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1040 444 8 TEDATA 24863 716 143 53 LINKdotNET AS number 3741 273 857 233 The Internet Solution 2018 178 196 100 TENET-1 6713 177 167 12 Itissalat Al-MAGHRIB 29571 157 19 9 Ci Telecom Autonomous system 29975 134 506 15 Vodacom 33776 123 7 11 Starcomms Nigeria Limited 5536 121 8 18 Internet Egypt Network 5713 115 505 68 Telkom SA Ltd

Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 4188 3892 301 bellsouth.net, inc. 4323 3776 1068 399 Time Warner Telecom 20115 2147 1489 664 Charter Communications 1785 1773 699 134 AppliedTheory Corporation 4766 1640 7510 460 Korea Telecom (KIX) 7018 1588 5783 1029 AT&T WorldNet Services 8151 1573 2898 232 Uninet S.A. de C.V. 17488 1462 144 139 Hathway IP Over Cable Interne 2386 1287 600 936 AT&T Data Communications Serv 4755 1285 291 146 Videsh Sanchar Nigam Ltd. Aut

Complete listing at http://thyme.apnic.net/rviews/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4323 3776 3377 Time Warner Telecom 1785 1773 1639 AppliedTheory Corporation 20115 2147 1483 Charter Communications 8151 1573 1341 Uninet S.A. de C.V. 17488 1462 1323 Hathway IP Over Cable Interne 4766 1640 1180 Korea Telecom (KIX) 4755 1285 1139 Videsh Sanchar Nigam Ltd. Aut 11492 1153 1139 Cable One 22773 1122 1056 Cox Communications, Inc. 18566 1059 1049 Covad Communications

Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 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 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.apnic.net/rviews/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.29.248.71/32 286 KPNQwest Backbone AS

Complete listing at http://thyme.apnic.net/rviews/data-dsua

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 2.0.0.0/16 12654 RIPE NCC RIS Project 2.1.0.0/21 12654 RIPE NCC RIS Project 2.1.24.0/24 12654 RIPE NCC RIS Project 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 46.0.0.0/16 12654 RIPE NCC RIS Project 46.1.0.0/21 12654 RIPE NCC RIS Project 46.1.24.0/24 12654 RIPE NCC RIS Project 62.61.220.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.apnic.net/rviews/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 /8:22 /9:10 /10:25 /11:65 /12:184 /13:386 /14:652 /15:1238 /16:10868 /17:5140 /18:8772 /19:18183 /20:21940 /21:21985 /22:28452 /23:28650 /24:162753 /25:741 /26:1030 /27:415 /28:482 /29:799 /30:684 /31:3 /32:361

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

ASN No of nets Total ann. Description 6389 2728 4188 bellsouth.net, inc. 4323 2366 3776 Time Warner Telecom 4766 1291 1640 Korea Telecom (KIX) 1785 1251 1773 AppliedTheory Corporation 17488 1228 1462 Hathway IP Over Cable Interne 20115 1150 2147 Charter Communications 11492 1073 1153 Cable One 18566 1040 1059 Covad Communications 7018 959 1588 AT&T WorldNet Services 8452 936 1040 TEDATA

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

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

2:1 4:13 8:246 12:2031 13:9 15:22 16:3 17:8 20:37 24:1332 32:151 38:639 40:99 41:1872 44:3 46:1 47:30 52:6 55:2 56:2 57:36 58:644 59:662 60:445 61:1102 62:988 63:2024 64:3820 65:2373 66:4162 67:1845 68:1065 69:2823 70:686 71:245 72:1899 73:3 74:2081 75:233 76:363 77:867 78:609 79:407 80:974 81:803 82:505 83:445 84:523 85:1018 86:393 87:702 88:424 89:1577 90:62 91:2686 92:425 93:1141 94:1346 95:798 96:195 97:291 98:457 99:23 109:204 110:283 111:517 112:168 113:221 114:299 115:458 116:1105 117:592 118:379 119:807 120:148 121:840 122:1374 123:813 124:1025 125:1318 128:213 129:202 130:134 131:451 132:83 133:16 134:188 135:41 136:228 137:176 138:235 139:92 140:462 141:122 142:377 143:340 144:393 145:53 146:390 147:181 148:560 149:196 150:151 151:172 152:229 153:162 154:2 155:270 156:174 157:332 158:98 159:355 160:305 161:174 162:281 163:245 164:309 165:464 166:490 167:393 168:763 169:160 170:601 171:42 172:1 173:404 174:505 175:20 180:273 183:172 184:3 186:243 187:255 188:1107 189:666 190:3438 192:5752 193:4375 194:3402 195:2897 196:1190 198:3565 199:3389 200:5283 201:1494 202:8210 203:8299 204:3991 205:2174 206:2431 207:3069 208:3949 209:3442 210:2566 211:1185 212:1716 213:1689 214:245 215:58 216:4478 217:1376 218:484 219:485 220:1186 221:451 222:302

End of report