Orbit

Routing Table Report 00:00 GMT Mon 07 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: 301721 Prefixes after maximum aggregation: 140414 Deaggregation factor: 2.15 Unique aggregates announced to Internet: 147235 Total ASes present in the Internet Routing Table: 32163 Prefixes per ASN: 9.38 Origin-only ASes present in the Internet Routing Table: 27953 Origin ASes announcing only one prefix: 13626 Transit ASes present in the Internet Routing Table: 4210 Transit-only ASes present in the Internet Routing Table: 98 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 26 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 474 Unregistered ASNs in the Routing Table: 139 Number of 32-bit ASNs allocated by the RIRs: 261 Prefixes from 32-bit ASNs in the Routing Table: 110 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 322 Number of addresses announced to Internet: 2102621074 Equivalent to 125 /8s, 83 /16s and 115 /24s Percentage of available address space announced: 56.7 Percentage of allocated address space announced: 65.0 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: 145912

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

Prefixes being announced by APNIC Region ASes: 71278 Total APNIC prefixes after maximum aggregation: 25222 APNIC Deaggregation factor: 2.83 Prefixes being announced from the APNIC address blocks: 70749 Unique aggregates announced from the APNIC address blocks: 31746 APNIC Region origin ASes present in the Internet Routing Table: 3769 APNIC Prefixes per ASN: 18.77 APNIC Region origin ASes announcing only one prefix: 1036 APNIC Region transit ASes present in the Internet Routing Table: 574 Average APNIC Region AS path length visible: 5.9 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 493210304 Equivalent to 29 /8s, 101 /16s and 202 /24s Percentage of available APNIC address space announced: 84.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 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: 126809 Total ARIN prefixes after maximum aggregation: 66953 ARIN Deaggregation factor: 1.89 Prefixes being announced from the ARIN address blocks: 127113 Unique aggregates announced from the ARIN address blocks: 52766 ARIN Region origin ASes present in the Internet Routing Table: 13237 ARIN Prefixes per ASN: 9.60 ARIN Region origin ASes announcing only one prefix: 5118 ARIN Region transit ASes present in the Internet Routing Table: 1310 Average ARIN Region AS path length visible: 5.1 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 1013725589 Equivalent to 60 /8s, 108 /16s and 57 /24s Percentage of available ARIN address space announced: 88.9

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 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: 69207 Total RIPE prefixes after maximum aggregation: 40183 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 69080 Unique aggregates announced from the RIPE address blocks: 45711 RIPE Region origin ASes present in the Internet Routing Table: 13475 RIPE Prefixes per ASN: 5.13 RIPE Region origin ASes announcing only one prefix: 7010 RIPE Region transit ASes present in the Internet Routing Table: 2013 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 500304424 Equivalent to 29 /8s, 210 /16s and 10 /24s Percentage of available RIPE address space announced: 99.4

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 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: 27909 Total LACNIC prefixes after maximum aggregation: 6237 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 27912 Unique aggregates announced from the LACNIC address blocks: 14111 LACNIC Region origin ASes present in the Internet Routing Table: 1176 LACNIC Prefixes per ASN: 23.73 LACNIC Region origin ASes announcing only one prefix: 374 LACNIC Region transit ASes present in the Internet Routing Table: 193 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 23 Number of LACNIC addresses announced to Internet: 73787152 Equivalent to 4 /8s, 101 /16s and 231 /24s Percentage of available LACNIC address space announced: 73.3

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 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: 6153 Total AfriNIC prefixes after maximum aggregation: 1567 AfriNIC Deaggregation factor: 3.93 Prefixes being announced from the AfriNIC address blocks: 6545 Unique aggregates announced from the AfriNIC address blocks: 2638 AfriNIC Region origin ASes present in the Internet Routing Table: 313 AfriNIC Prefixes per ASN: 20.91 AfriNIC Region origin ASes announcing only one prefix: 88 AfriNIC Region transit ASes present in the Internet Routing Table: 69 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 20169984 Equivalent to 1 /8s, 51 /16s and 197 /24s Percentage of available AfriNIC address space announced: 60.1

AfriNIC AS Blocks 36864-37887 & 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 1554 140 103 Hathway IP Over Cable Interne 4755 1233 292 143 Videsh Sanchar Nigam Ltd. Aut 9583 1105 87 536 Sify Limited 4134 951 18165 390 CHINANET-BACKBONE 18101 948 201 31 Reliance Infocom Ltd Internet 23577 913 34 759 KRNIC 7545 825 198 102 TPG Internet Pty Ltd 9829 812 625 18 BSNL National Internet Backbo 24560 750 256 158 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 4180 3626 313 bellsouth.net, inc. 20115 1978 1478 677 Charter Communications 4323 1924 1049 388 Time Warner Telecom 1785 1736 714 137 AppliedTheory Corporation 7018 1496 5900 1056 AT&T WorldNet Services 6478 1397 281 255 AT&T Worldnet Services 2386 1289 641 943 AT&T Data Communications Serv 3356 1228 10980 439 Level 3 Communications, LLC 11492 1120 208 12 Cable One 22773 1096 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 702 626 1823 348 UUNET - Commercial IP service 30890 487 92 197 Evolva Telecom 12479 475 578 6 Uni2 Autonomous System 3292 449 1904 396 TDC Tele Danmark 35805 385 40 5 United Telecom AS 3301 376 1412 308 TeliaNet Sweden 9198 359 138 12 Kazakhtelecom Corporate Sales 8866 358 109 22 Bulgarian Telecommunication C 3320 353 7067 303 Deutsche Telekom AG 3215 344 3081 109 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 2251 336 93 Telecom Argentina Stet-France 8151 1470 2899 242 Uninet S.A. de C.V. 10620 1007 225 109 TVCABLE BOGOTA 28573 706 608 62 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 441 862 30 Telecomunicacoes da Bahia S.A 11172 440 99 70 Alestra 14117 436 29 11 Telefonica del Sur S.A. 6471 421 96 31 ENTEL CHILE 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 993 188 7 TEDATA 24863 936 95 54 LINKdotNET AS number 20858 296 34 6 EgyNet 3741 274 856 235 The Internet Solution 2018 202 180 142 TENET-1 6713 175 166 16 Itissalat Al-MAGHRIB 29571 139 14 6 Ci Telecom Autonomous system 24835 131 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 4180 3626 313 bellsouth.net, inc. 7303 2251 336 93 Telecom Argentina Stet-France 20115 1978 1478 677 Charter Communications 4323 1924 1049 388 Time Warner Telecom 1785 1736 714 137 AppliedTheory Corporation 4766 1566 6982 427 Korea Telecom (KIX) 17488 1554 140 103 Hathway IP Over Cable Interne 7018 1496 5900 1056 AT&T WorldNet Services 8151 1470 2899 242 Uninet S.A. de C.V. 6478 1397 281 255 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 2251 2158 Telecom Argentina Stet-France 1785 1736 1599 AppliedTheory Corporation 4323 1924 1536 Time Warner Telecom 17488 1554 1451 Hathway IP Over Cable Interne 20115 1978 1301 Charter Communications 8151 1470 1228 Uninet S.A. de C.V. 6478 1397 1142 AT&T Worldnet Services 4766 1566 1139 Korea Telecom (KIX) 11492 1120 1108 Cable One 4755 1233 1090 Videsh Sanchar Nigam Ltd. Aut

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 10.29.248.71/32 286 KPNQwest Backbone AS 36.126.8.255/8 77 Johns Hopkins University Appl 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

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 /8:20 /9:10 /10:25 /11:62 /12:177 /13:354 /14:629 /15:1189 /16:10669 /17:4917 /18:8464 /19:17525 /20:20863 /21:20907 /22:27827 /23:27062 /24:156325 /25:830 /26:1044 /27:517 /28:455 /29:711 /30:825 /31:3 /32:311

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

ASN No of nets Total ann. Description 6389 2709 4180 bellsouth.net, inc. 7303 1748 2251 Telecom Argentina Stet-France 17488 1300 1554 Hathway IP Over Cable Interne 4766 1245 1566 Korea Telecom (KIX) 1785 1206 1736 AppliedTheory Corporation 11492 1047 1120 Cable One 18566 1043 1062 Covad Communications 20115 993 1978 Charter Communications 4323 969 1924 Time Warner Telecom 9583 957 1105 Sify Limited

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

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

4:13 8:217 12:2150 13:7 15:21 16:3 17:5 20:36 24:1159 32:151 34:2 38:601 40:96 41:1738 43:1 44:2 47:24 52:6 55:2 56:2 57:38 58:604 59:610 60:460 61:961 62:1139 63:2029 64:3640 65:2399 66:3492 67:1777 68:963 69:2738 70:561 71:174 72:1698 73:2 74:1742 75:182 76:321 77:866 78:585 79:379 80:928 81:823 82:570 83:429 84:646 85:1056 86:383 87:677 88:372 89:1475 90:52 91:2528 92:398 93:1139 94:1162 95:919 96:166 97:269 98:272 99:30 109:1 110:191 111:409 112:128 113:151 114:244 115:315 116:1145 117:575 118:323 119:774 120:121 121:660 122:1249 123:760 124:1056 125:1360 128:224 129:220 130:174 131:420 132:75 133:9 134:173 135:42 136:225 137:161 138:171 139:96 140:442 141:125 142:386 143:340 144:384 145:49 146:390 147:161 148:528 149:291 150:207 151:186 152:210 153:160 154:2 155:278 156:168 157:306 158:112 159:351 160:291 161:164 162:270 163:164 164:276 165:526 166:473 167:368 168:709 169:167 170:512 171:42 172:2 173:408 174:332 175:1 178:1 180:17 182:1 186:150 187:181 188:752 189:692 190:3418 192:5812 193:4383 194:3398 195:2883 196:1135 198:3559 199:3356 200:5501 201:1441 202:7808 203:8289 204:3893 205:2299 206:2406 207:2741 208:3962 209:3417 210:2547 211:1135 212:1657 213:1716 214:175 215:32 216:4338 217:1339 218:415 219:455 220:1113 221:462 222:323

End of report