Orbit

Routing Table Report 00:00 GMT Sun 13 Sep, 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: 302644 Prefixes after maximum aggregation: 140423 Deaggregation factor: 2.16 Unique aggregates announced to Internet: 99637 Total ASes present in the Internet Routing Table: 32195 Prefixes per ASN: 9.40 Origin-only ASes present in the Internet Routing Table: 27903 Origin ASes announcing only one prefix: 13622 Transit ASes present in the Internet Routing Table: 4292 Transit-only ASes present in the Internet Routing Table: 107 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 25 Max AS path prepend of ASN (31759) 22 Prefixes from unregistered ASNs in the Routing Table: 483 Unregistered ASNs in the Routing Table: 141 Number of 32-bit ASNs allocated by the RIRs: 269 Prefixes from 32-bit ASNs in the Routing Table: 126 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 221 Number of addresses announced to Internet: 1185026310 Equivalent to 70 /8s, 162 /16s and 17 /24s Percentage of available address space announced: 32.0 Percentage of allocated address space announced: 36.6 Percentage of available address space allocated: 87.3 Percentage of address space in use by end-sites: 78.8 Total number of prefixes smaller than registry allocations: 146537

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

Prefixes being announced by APNIC Region ASes: 71810 Total APNIC prefixes after maximum aggregation: 25196 APNIC Deaggregation factor: 2.85 Prefixes being announced from the APNIC address blocks: 68161 Unique aggregates announced from the APNIC address blocks: 20521 APNIC Region origin ASes present in the Internet Routing Table: 3775 APNIC Prefixes per ASN: 18.06 APNIC Region origin ASes announcing only one prefix: 1038 APNIC Region transit ASes present in the Internet Routing Table: 590 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 211644928 Equivalent to 12 /8s, 157 /16s and 114 /24s Percentage of available APNIC address space announced: 36.0

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, 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: 126800 Total ARIN prefixes after maximum aggregation: 66973 ARIN Deaggregation factor: 1.89 Prefixes being announced from the ARIN address blocks: 100908 Unique aggregates announced from the ARIN address blocks: 24735 ARIN Region origin ASes present in the Internet Routing Table: 13243 ARIN Prefixes per ASN: 7.62 ARIN Region origin ASes announcing only one prefix: 5117 ARIN Region transit ASes present in the Internet Routing Table: 1333 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 454719361 Equivalent to 27 /8s, 26 /16s and 119 /24s Percentage of available ARIN address space announced: 39.9

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: 69535 Total RIPE prefixes after maximum aggregation: 40192 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 63392 Unique aggregates announced from the RIPE address blocks: 19504 RIPE Region origin ASes present in the Internet Routing Table: 13476 RIPE Prefixes per ASN: 4.70 RIPE Region origin ASes announcing only one prefix: 7000 RIPE Region transit ASes present in the Internet Routing Table: 2044 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 105489568 Equivalent to 6 /8s, 73 /16s and 164 /24s Percentage of available RIPE address space announced: 21.0

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 25/8, 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: 28017 Total LACNIC prefixes after maximum aggregation: 6231 LACNIC Deaggregation factor: 4.50 Prefixes being announced from the LACNIC address blocks: 26345 Unique aggregates announced from the LACNIC address blocks: 13237 LACNIC Region origin ASes present in the Internet Routing Table: 1180 LACNIC Prefixes per ASN: 22.33 LACNIC Region origin ASes announcing only one prefix: 374 LACNIC Region transit ASes present in the Internet Routing Table: 194 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 66355728 Equivalent to 3 /8s, 244 /16s and 130 /24s Percentage of available LACNIC address space announced: 65.9

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: 6091 Total AfriNIC prefixes after maximum aggregation: 1567 AfriNIC Deaggregation factor: 3.89 Prefixes being announced from the AfriNIC address blocks: 4444 Unique aggregates announced from the AfriNIC address blocks: 1381 AfriNIC Region origin ASes present in the Internet Routing Table: 318 AfriNIC Prefixes per ASN: 13.97 AfriNIC Region origin ASes announcing only one prefix: 93 AfriNIC Region transit ASes present in the Internet Routing Table: 70 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 11897600 Equivalent to 0 /8s, 181 /16s and 139 /24s Percentage of available AfriNIC address space announced: 35.5

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 1566 6982 427 Korea Telecom (KIX) 17488 1545 137 103 Hathway IP Over Cable Interne 4755 1257 292 142 Videsh Sanchar Nigam Ltd. Aut 9583 1107 87 535 Sify Limited 18101 971 201 32 Reliance Infocom Ltd Internet 4134 949 18167 389 CHINANET-BACKBONE 23577 896 33 754 KRNIC 7545 842 198 99 TPG Internet Pty Ltd 9829 812 625 18 BSNL National Internet Backbo 24560 756 284 161 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 4172 3626 313 bellsouth.net, inc. 20115 1984 1480 665 Charter Communications 4323 1924 1049 387 Time Warner Telecom 1785 1740 714 138 AppliedTheory Corporation 7018 1485 5913 1047 AT&T WorldNet Services 6478 1405 282 249 AT&T Worldnet Services 2386 1292 641 946 AT&T Data Communications Serv 3356 1232 10979 437 Level 3 Communications, LLC 11492 1120 208 12 Cable One 22773 1099 2604 66 Cox Communications, Inc.

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 702 622 1822 346 UUNET - Commercial IP service 30890 490 92 200 Evolva Telecom 3292 448 1901 395 TDC Tele Danmark 12479 426 578 6 Uni2 Autonomous System 35805 386 40 5 United Telecom AS 3301 379 1412 309 TeliaNet Sweden 9198 366 138 12 Kazakhtelecom Corporate Sales 8866 358 110 23 Bulgarian Telecommunication C 3320 353 7067 302 Deutsche Telekom AG 3215 347 3121 111 France Telecom Transpac

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 7303 2261 337 91 Telecom Argentina Stet-France 8151 1495 2899 244 Uninet S.A. de C.V. 10620 1013 226 97 TVCABLE BOGOTA 28573 708 620 61 Types of queries are: POCs, o 22047 542 302 14 Types of queries are: POCs, o 11830 477 310 58 Instituto Costarricense de El 7738 446 862 30 Telecomunicacoes da Bahia S.A 11172 439 99 70 Alestra 6471 421 96 31 ENTEL CHILE S.A. 16735 420 124 11 Companhia de Telecomunicacoes

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 992 188 7 TEDATA 24863 926 96 57 LINKdotNET AS number 20858 296 34 6 EgyNet 3741 275 856 236 The Internet Solution 2018 207 180 142 TENET-1 6713 175 166 16 Itissalat Al-MAGHRIB 29571 139 14 6 Ci Telecom Autonomous system 24835 123 46 9 RAYA Telecom - Egypt 33776 123 7 11 Starcomms Nigeria Limited 5536 122 8 13 Internet Egypt Network

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 4172 3626 313 bellsouth.net, inc. 7303 2261 337 91 Telecom Argentina Stet-France 20115 1984 1480 665 Charter Communications 4323 1924 1049 387 Time Warner Telecom 1785 1740 714 138 AppliedTheory Corporation 4766 1566 6982 427 Korea Telecom (KIX) 17488 1545 137 103 Hathway IP Over Cable Interne 8151 1495 2899 244 Uninet S.A. de C.V. 7018 1485 5913 1047 AT&T WorldNet Services 6478 1405 282 249 AT&T Worldnet Services

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

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

ASN No of nets Net Savings Description 7303 2261 2170 Telecom Argentina Stet-France 1785 1740 1602 AppliedTheory Corporation 4323 1924 1537 Time Warner Telecom 17488 1545 1442 Hathway IP Over Cable Interne 20115 1984 1319 Charter Communications 8151 1495 1251 Uninet S.A. de C.V. 6478 1405 1156 AT&T Worldnet Services 4766 1566 1139 Korea Telecom (KIX) 4755 1257 1115 Videsh Sanchar Nigam Ltd. Aut 11492 1120 1108 Cable One

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 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.189.0/24 26452 Local Communications Networks 43.245.0.0/16 7502 Internetwork Kyoto 43.245.96.0/20 7502 Internetwork Kyoto 43.245.112.0/20 7502 Internetwork Kyoto 43.245.192.0/20 7502 Internetwork Kyoto 43.245.208.0/20 7502 Internetwork Kyoto 43.245.224.0/20 7502 Internetwork Kyoto 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 /8:19 /9:10 /10:25 /11:62 /12:177 /13:353 /14:631 /15:1199 /16:10682 /17:4916 /18:8487 /19:17588 /20:20909 /21:20956 /22:27871 /23:27133 /24:156977 /25:815 /26:1024 /27:496 /28:457 /29:709 /30:831 /31:3 /32:314

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

ASN No of nets Total ann. Description 6389 2704 4172 bellsouth.net, inc. 7303 1758 2261 Telecom Argentina Stet-France 17488 1294 1545 Hathway IP Over Cable Interne 4766 1245 1566 Korea Telecom (KIX) 1785 1206 1740 AppliedTheory Corporation 11492 1047 1120 Cable One 18566 1043 1062 Covad Communications 20115 994 1984 Charter Communications 4323 969 1924 Time Warner Telecom 9583 959 1107 Sify Limited

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

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

4:13 8:215 12:2154 13:7 15:21 16:3 17:5 20:36 24:1164 32:151 34:2 38:601 40:97 41:1696 43:1 44:2 47:24 52:6 55:2 56:2 57:37 58:606 59:644 60:459 61:1072 62:1136 63:2027 64:3636 65:2399 66:3454 67:1761 68:982 69:2747 70:568 71:167 72:1702 73:2 74:1743 75:182 76:321 77:876 78:586 79:382 80:933 81:811 82:560 83:436 84:644 85:1039 86:388 87:683 88:382 89:1473 90:49 91:2545 92:399 93:1152 94:1172 95:1083 96:167 97:269 98:263 99:30 109:3 110:191 111:435 112:131 113:154 114:245 115:336 116:1146 117:575 118:327 119:774 120:122 121:774 122:1263 123:767 124:1049 125:1359 128:222 129:215 130:174 131:421 132:75 133:9 134:173 135:42 136:223 137:163 138:172 139:96 140:426 141:125 142:383 143:343 144:377 145:49 146:388 147:165 148:531 149:291 150:207 151:188 152:212 153:162 154:2 155:285 156:168 157:307 158:112 159:351 160:291 161:164 162:269 163:164 164:276 165:521 166:474 167:367 168:708 169:168 170:502 171:42 172:2 173:408 174:310 175:1 178:1 180:23 182:1 186:154 187:197 188:961 189:708 190:3414 192:5809 193:4383 194:3410 195:2898 196:1139 198:3561 199:3356 200:5514 201:1454 202:7818 203:8276 204:3892 205:2296 206:2400 207:2723 208:3957 209:3411 210:2559 211:1135 212:1625 213:1722 214:175 215:33 216:4332 217:1322 218:416 219:469 220:1124 221:443 222:322

End of report