Orbit

Routing Table Report 00:00 GMT Fri 30 Sep, 2011

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

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

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

BGP routing table entries examined: 378950 Prefixes after maximum aggregation: 169772 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 180227 Total ASes present in the Internet Routing Table: 38950 Prefixes per ASN: 9.73 Origin-only ASes present in the Internet Routing Table: 32241 Origin ASes announcing only one prefix: 15483 Transit ASes present in the Internet Routing Table: 5253 Transit-only ASes present in the Internet Routing Table: 146 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 29 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 4769 Unregistered ASNs in the Routing Table: 799 Number of 32-bit ASNs allocated by the RIRs: 1796 Number of 32-bit ASNs visible in the Routing Table: 1456 Prefixes from 32-bit ASNs in the Routing Table: 3326 Special use prefixes present in the Routing Table: 82 Prefixes being announced from unallocated address space: 99 Number of addresses announced to Internet: 2312792218 Equivalent to 137 /8s, 218 /16s and 104 /24s Percentage of available address space announced: 62.4 Percentage of allocated address space announced: 62.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.4 Total number of prefixes smaller than registry allocations: 157567

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

Prefixes being announced by APNIC Region ASes: 92238 Total APNIC prefixes after maximum aggregation: 29634 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 88808 Unique aggregates announced from the APNIC address blocks: 36707 APNIC Region origin ASes present in the Internet Routing Table: 4558 APNIC Prefixes per ASN: 19.48 APNIC Region origin ASes announcing only one prefix: 1265 APNIC Region transit ASes present in the Internet Routing Table: 712 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 90 Number of APNIC addresses announced to Internet: 612331008 Equivalent to 36 /8s, 127 /16s and 110 /24s Percentage of available APNIC address space announced: 77.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-132095, 132096-133119 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 223/8,

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 147404 Total ARIN prefixes after maximum aggregation: 75985 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119201 Unique aggregates announced from the ARIN address blocks: 45299 ARIN Region origin ASes present in the Internet Routing Table: 14709 ARIN Prefixes per ASN: 8.10 ARIN Region origin ASes announcing only one prefix: 5641 ARIN Region transit ASes present in the Internet Routing Table: 1553 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 667516060 Equivalent to 39 /8s, 201 /16s and 124 /24s Percentage of available ARIN address space announced: 53.0

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, 23/8, 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, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 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: 91782 Total RIPE prefixes after maximum aggregation: 50554 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 83647 Unique aggregates announced from the RIPE address blocks: 52936 RIPE Region origin ASes present in the Internet Routing Table: 16014 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7970 RIPE Region transit ASes present in the Internet Routing Table: 2530 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1033 Number of RIPE addresses announced to Internet: 474759628 Equivalent to 28 /8s, 76 /16s and 65 /24s Percentage of available RIPE address space announced: 76.5

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, 56320-58367 196608-198655 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 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, 176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

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

Prefixes being announced by LACNIC Region ASes: 35444 Total LACNIC prefixes after maximum aggregation: 7906 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 34670 Unique aggregates announced from the LACNIC address blocks: 18112 LACNIC Region origin ASes present in the Internet Routing Table: 1527 LACNIC Prefixes per ASN: 22.70 LACNIC Region origin ASes announcing only one prefix: 450 LACNIC Region transit ASes present in the Internet Routing Table: 275 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 20 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 317 Number of LACNIC addresses announced to Internet: 89335048 Equivalent to 5 /8s, 83 /16s and 37 /24s Percentage of available LACNIC address space announced: 59.2

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 8561 Total AfriNIC prefixes after maximum aggregation: 2014 AfriNIC Deaggregation factor: 4.25 Prefixes being announced from the AfriNIC address blocks: 6617 Unique aggregates announced from the AfriNIC address blocks: 1962 AfriNIC Region origin ASes present in the Internet Routing Table: 491 AfriNIC Prefixes per ASN: 13.48 AfriNIC Region origin ASes announcing only one prefix: 157 AfriNIC Region transit ASes present in the Internet Routing Table: 106 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 27684864 Equivalent to 1 /8s, 166 /16s and 112 /24s Percentage of available AfriNIC address space announced: 41.3

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,

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

ASN No of nets /20 equiv MaxAgg Description 17974 2012 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1944 11040 655 Korea Telecom (KIX) 7545 1604 303 86 TPG Internet Pty Ltd 4755 1539 378 173 Videsh Sanchar Nigam Ltd. Aut 7552 1392 1064 7 Vietel Corporation 24560 1184 346 190 Bharti Airtel Ltd. 9829 1158 989 28 BSNL National Internet Backbo 9583 1086 80 502 Sify Limited 4808 1077 2105 309 CNCGROUP IP network: China169 18101 952 166 143 Reliance Infocom Ltd Internet

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3557 3817 225 bellsouth.net, inc. 18566 1915 366 239 Covad Communications 1785 1829 680 124 AppliedTheory Corporation 7029 1735 1018 220 Windstream Communications Inc 4323 1624 1098 391 Time Warner Telecom 20115 1595 1543 636 Charter Communications 22773 1456 2907 100 Cox Communications, Inc. 30036 1406 261 670 Mediacom Communications Corp 19262 1394 4728 400 Verizon Global Networks 7018 1340 7051 874 AT&T WorldNet Services

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

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

ASN No of nets /20 equiv MaxAgg Description 286 1064 824 199 KPNQwest Backbone AS 8402 1064 352 13 Corbina telecom 34984 577 108 180 Tellcom Iletisim Hizmetleri 6830 557 1873 332 UPC Distribution Services 20940 542 182 418 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 529 2082 408 TDC Tele Danmark 3320 501 8169 383 Deutsche Telekom AG 12479 477 593 7 Uni2 Autonomous System 8866 459 133 26 Bulgarian Telecommunication C

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

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

ASN No of nets /20 equiv MaxAgg Description 10620 1681 310 155 TVCABLE BOGOTA 8151 1444 2823 340 Uninet S.A. de C.V. 28573 1351 1013 70 Types of queries are: POCs, o 7303 1164 683 175 Telecom Argentina Stet-France 14420 742 58 87 Types of queries are: POCs, o 6503 586 450 70 AVANTEL, S.A. 22047 581 322 17 Types of queries are: POCs, o 10481 548 430 20 Prima S.A. 3816 535 232 98 COLOMBIA TELECOMUNICACIONES S 11172 519 101 93 Alestra

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

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

ASN No of nets /20 equiv MaxAgg Description 24863 813 147 37 LINKdotNET AS number 8452 663 445 11 TEDATA 15475 450 74 8 Nile Online 36992 293 415 14 Etisalat MISR 3741 274 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 33776 239 13 8 Starcomms Nigeria Limited 12258 199 28 59 YEBO-AS 29571 192 17 11 Ci Telecom Autonomous system

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

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

ASN No of nets /20 equiv MaxAgg Description 6389 3557 3817 225 bellsouth.net, inc. 17974 2012 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1944 11040 655 Korea Telecom (KIX) 18566 1915 366 239 Covad Communications 1785 1829 680 124 AppliedTheory Corporation 7029 1735 1018 220 Windstream Communications Inc 10620 1681 310 155 TVCABLE BOGOTA 4323 1624 1098 391 Time Warner Telecom 7545 1604 303 86 TPG Internet Pty Ltd 20115 1595 1543 636 Charter Communications

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

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

ASN No of nets Net Savings Description 17974 2012 1979 PT TELEKOMUNIKASI INDONESIA 1785 1829 1705 AppliedTheory Corporation 18566 1915 1676 Covad Communications 10620 1681 1526 TVCABLE BOGOTA 7545 1604 1518 TPG Internet Pty Ltd 7029 1735 1515 Windstream Communications Inc 7552 1392 1385 Vietel Corporation 4755 1539 1366 Videsh Sanchar Nigam Ltd. Aut 22773 1456 1356 Cox Communications, Inc. 4766 1944 1289 Korea Telecom (KIX)

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

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

Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic

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

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

Prefix Origin AS Description 10.29.244.56/29 286 KPNQwest Backbone AS 10.29.245.1/32 286 KPNQwest Backbone AS 10.29.245.2/32 286 KPNQwest Backbone AS 10.29.245.15/32 286 KPNQwest Backbone AS 10.29.245.19/32 286 KPNQwest Backbone AS 10.29.245.20/32 286 KPNQwest Backbone AS 10.29.245.21/32 286 KPNQwest Backbone AS 10.29.245.22/32 286 KPNQwest Backbone AS 10.29.245.25/32 286 KPNQwest Backbone AS 10.29.245.26/32 286 KPNQwest Backbone AS

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

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

Network Origin AS Description 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless

Complete listing at http://thyme.rand.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 /9:12 /10:27 /11:81 /12:234 /13:464 /14:811 /15:1456 /16:12127 /17:6253 /18:10351 /19:20376 /20:28231 /21:27645 /22:37155 /23:35447 /24:196461 /25:73 /26:88 /27:117 /28:294 /29:104 /30:557 /31:73 /32:493

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

ASN No of nets Total ann. Description 6389 2194 3557 bellsouth.net, inc. 18566 1870 1915 Covad Communications 10620 1576 1681 TVCABLE BOGOTA 7029 1424 1735 Windstream Communications Inc 30036 1363 1406 Mediacom Communications Corp 11492 1115 1153 Cable One 7011 1054 1175 Citizens Utilities 1785 1053 1829 AppliedTheory Corporation 8402 1011 1064 Corbina telecom 22773 945 1456 Cox Communications, Inc.

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

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

1:380 2:315 4:19 5:1 6:3 8:357 12:1959 13:1 14:530 15:13 16:3 17:7 20:10 23:35 24:1693 27:962 31:556 32:149 33:4 34:2 36:4 38:751 40:108 41:2645 42:49 44:3 46:997 47:3 49:262 50:433 52:13 55:3 56:2 57:47 58:883 59:492 60:365 61:1179 62:1107 63:1959 64:4096 65:2309 66:4029 67:1987 68:1295 69:3306 70:859 71:377 72:1887 73:1 74:2506 75:361 76:349 77:881 78:815 79:490 80:1130 81:856 82:515 83:594 84:628 85:1118 86:417 87:884 88:358 89:1612 90:268 91:4150 92:535 93:1313 94:1293 95:933 96:443 97:277 98:933 99:37 101:209 103:327 106:70 107:55 108:79 109:1042 110:667 111:797 112:322 113:453 114:577 115:699 116:905 117:706 118:904 119:1213 120:334 121:701 122:1606 123:1012 124:1357 125:1395 128:245 129:181 130:166 131:580 132:115 133:21 134:215 135:54 136:213 137:139 138:288 139:134 140:496 141:291 142:391 143:416 144:488 145:64 146:473 147:226 148:694 149:262 150:153 151:193 152:446 153:177 154:6 155:386 156:207 157:362 158:150 159:465 160:323 161:205 162:336 163:177 164:508 165:405 166:538 167:436 168:737 169:148 170:863 171:84 172:1 173:1659 174:655 175:420 176:217 177:284 178:1031 180:1098 181:37 182:631 183:213 184:367 185:1 186:1398 187:677 188:929 189:843 190:5127 192:5948 193:5028 194:3556 195:3099 196:1260 197:176 198:3638 199:4147 200:5526 201:1642 202:8586 203:8491 204:4261 205:2380 206:2737 207:2837 208:4202 209:3549 210:2725 211:1464 212:2125 213:1786 214:784 215:74 216:4950 217:1615 218:566 219:339 220:1229 221:514 222:343 223:263

End of report