Orbit

Routing Table Report 00:00 GMT Tue 11 Oct, 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: 379845 Prefixes after maximum aggregation: 170232 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 185540 Total ASes present in the Internet Routing Table: 39007 Prefixes per ASN: 9.74 Origin-only ASes present in the Internet Routing Table: 32301 Origin ASes announcing only one prefix: 15485 Transit ASes present in the Internet Routing Table: 5214 Transit-only ASes present in the Internet Routing Table: 140 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 25 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 5029 Unregistered ASNs in the Routing Table: 852 Number of 32-bit ASNs allocated by the RIRs: 1838 Number of 32-bit ASNs visible in the Routing Table: 1492 Prefixes from 32-bit ASNs in the Routing Table: 3405 Special use prefixes present in the Routing Table: 91 Prefixes being announced from unallocated address space: 93 Number of addresses announced to Internet: 2483863090 Equivalent to 148 /8s, 12 /16s and 190 /24s Percentage of available address space announced: 67.0 Percentage of allocated address space announced: 67.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.5 Total number of prefixes smaller than registry allocations: 157935

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

Prefixes being announced by APNIC Region ASes: 92446 Total APNIC prefixes after maximum aggregation: 29668 APNIC Deaggregation factor: 3.12 Prefixes being announced from the APNIC address blocks: 89005 Unique aggregates announced from the APNIC address blocks: 37959 APNIC Region origin ASes present in the Internet Routing Table: 4558 APNIC Prefixes per ASN: 19.53 APNIC Region origin ASes announcing only one prefix: 1264 APNIC Region transit ASes present in the Internet Routing Table: 705 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 91 Number of APNIC addresses announced to Internet: 628455680 Equivalent to 37 /8s, 117 /16s and 121 /24s Percentage of available APNIC address space announced: 79.7

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: 147641 Total ARIN prefixes after maximum aggregation: 76184 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119488 Unique aggregates announced from the ARIN address blocks: 48035 ARIN Region origin ASes present in the Internet Routing Table: 14724 ARIN Prefixes per ASN: 8.12 ARIN Region origin ASes announcing only one prefix: 5652 ARIN Region transit ASes present in the Internet Routing Table: 1547 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804609560 Equivalent to 47 /8s, 245 /16s and 94 /24s Percentage of available ARIN address space announced: 63.9

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, 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: 92202 Total RIPE prefixes after maximum aggregation: 50691 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 84017 Unique aggregates announced from the RIPE address blocks: 54305 RIPE Region origin ASes present in the Internet Routing Table: 16020 RIPE Prefixes per ASN: 5.24 RIPE Region origin ASes announcing only one prefix: 7955 RIPE Region transit ASes present in the Internet Routing Table: 2504 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1052 Number of RIPE addresses announced to Internet: 490962636 Equivalent to 29 /8s, 67 /16s and 126 /24s Percentage of available RIPE address space announced: 79.1

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: 35670 Total LACNIC prefixes after maximum aggregation: 7894 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 34906 Unique aggregates announced from the LACNIC address blocks: 17962 LACNIC Region origin ASes present in the Internet Routing Table: 1537 LACNIC Prefixes per ASN: 22.71 LACNIC Region origin ASes announcing only one prefix: 459 LACNIC Region transit ASes present in the Internet Routing Table: 274 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 333 Number of LACNIC addresses announced to Internet: 90713640 Equivalent to 5 /8s, 104 /16s and 46 /24s Percentage of available LACNIC address space announced: 60.1

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: 8284 Total AfriNIC prefixes after maximum aggregation: 2021 AfriNIC Deaggregation factor: 4.10 Prefixes being announced from the AfriNIC address blocks: 6377 Unique aggregates announced from the AfriNIC address blocks: 1967 AfriNIC Region origin ASes present in the Internet Routing Table: 489 AfriNIC Prefixes per ASN: 13.04 AfriNIC Region origin ASes announcing only one prefix: 155 AfriNIC Region transit ASes present in the Internet Routing Table: 110 Average AfriNIC Region AS path length visible: 4.1 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: 27775744 Equivalent to 1 /8s, 167 /16s and 211 /24s Percentage of available AfriNIC address space announced: 41.4

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 1967 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1929 11055 650 Korea Telecom (KIX) 7545 1608 303 86 TPG Internet Pty Ltd 4755 1536 379 170 Videsh Sanchar Nigam Ltd. Aut 7552 1393 1064 7 Vietel Corporation 9829 1165 989 28 BSNL National Internet Backbo 24560 1150 341 231 Bharti Airtel Ltd. 4808 1097 2124 313 CNCGROUP IP network: China169 9583 1088 80 503 Sify Limited 18101 952 165 142 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 3552 3815 221 bellsouth.net, inc. 7029 1937 1036 236 Windstream Communications Inc 18566 1915 366 239 Covad Communications 1785 1833 680 122 AppliedTheory Corporation 4323 1631 1099 393 Time Warner Telecom 20115 1591 1541 636 Charter Communications 22773 1459 2907 100 Cox Communications, Inc. 19262 1394 4728 400 Verizon Global Networks 30036 1385 250 676 Mediacom Communications Corp 7018 1342 7067 878 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 8402 1484 352 13 Corbina telecom 286 1073 825 200 KPNQwest Backbone AS 6830 636 1890 410 UPC Distribution Services 34984 580 108 180 Tellcom Iletisim Hizmetleri 20940 555 188 426 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 533 2082 409 TDC Tele Danmark 3320 503 8169 385 Deutsche Telekom AG 12479 480 593 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 1680 310 154 TVCABLE BOGOTA 8151 1450 2822 343 Uninet S.A. de C.V. 28573 1359 1014 68 Types of queries are: POCs, o 7303 1164 683 175 Telecom Argentina Stet-France 14420 636 59 87 Types of queries are: POCs, o 27947 589 72 79 Telconet S.A 6503 586 450 71 AVANTEL, S.A. 22047 579 322 17 Types of queries are: POCs, o 7738 553 1050 31 Telecomunicacoes da Bahia S.A 10481 548 430 20 Prima S.A.

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 770 146 36 LINKdotNET AS number 8452 505 445 11 TEDATA 15475 441 74 8 Nile Online 36992 297 415 19 Etisalat MISR 3741 277 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 YEBO-AS 29571 193 17 12 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 3552 3815 221 bellsouth.net, inc. 17974 1967 519 33 PT TELEKOMUNIKASI INDONESIA 7029 1937 1036 236 Windstream Communications Inc 4766 1929 11055 650 Korea Telecom (KIX) 18566 1915 366 239 Covad Communications 1785 1833 680 122 AppliedTheory Corporation 10620 1680 310 154 TVCABLE BOGOTA 4323 1631 1099 393 Time Warner Telecom 7545 1608 303 86 TPG Internet Pty Ltd 20115 1591 1541 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 1967 1934 PT TELEKOMUNIKASI INDONESIA 1785 1833 1711 AppliedTheory Corporation 7029 1937 1701 Windstream Communications Inc 18566 1915 1676 Covad Communications 10620 1680 1526 TVCABLE BOGOTA 7545 1608 1522 TPG Internet Pty Ltd 8402 1484 1471 Corbina telecom 7552 1393 1386 Vietel Corporation 4755 1536 1366 Videsh Sanchar Nigam Ltd. Aut 22773 1459 1359 Cox Communications, Inc.

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 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 17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 32873 UNALLOCATED 12.46.100.0/23 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 /12:235 /13:464 /14:812 /15:1458 /16:12113 /17:6267 /18:10374 /19:20435 /20:28358 /21:27702 /22:37133 /23:35449 /24:197239 /25:67 /26:86 /27:114 /28:282 /29:107 /30:481 /31:52 /32:477

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

ASN No of nets Total ann. Description 6389 2190 3552 bellsouth.net, inc. 18566 1871 1915 Covad Communications 7029 1610 1937 Windstream Communications Inc 10620 1575 1680 TVCABLE BOGOTA 8402 1461 1484 Corbina telecom 30036 1347 1385 Mediacom Communications Corp 11492 1115 1153 Cable One 1785 1055 1833 AppliedTheory Corporation 7011 1048 1167 Citizens Utilities 22773 948 1459 Cox Communications, Inc.

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

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

1:391 2:489 4:19 5:1 6:3 8:358 12:1959 13:1 14:540 15:11 16:3 17:7 20:9 23:56 24:1696 27:965 31:571 32:150 33:4 34:2 36:4 38:754 40:108 41:2522 42:51 44:3 46:995 47:3 49:263 50:443 52:13 55:4 56:2 57:47 58:884 59:490 60:363 61:1174 62:1096 63:1958 64:4097 65:2300 66:4055 67:1995 68:1280 69:3316 70:883 71:378 72:1886 73:1 74:2567 75:376 76:348 77:884 78:872 79:457 80:1131 81:831 82:505 83:540 84:648 85:1118 86:412 87:874 88:359 89:1614 90:268 91:4169 92:527 93:1394 94:1299 95:1047 96:440 97:280 98:921 99:36 101:210 103:349 106:70 107:61 108:58 109:1052 110:668 111:796 112:315 113:482 114:578 115:696 116:911 117:713 118:907 119:1251 120:337 121:710 122:1602 123:1026 124:1366 125:1384 128:256 129:178 130:167 131:586 132:121 133:21 134:216 135:54 136:213 137:140 138:288 139:137 140:494 141:292 142:390 143:426 144:493 145:64 146:473 147:226 148:692 149:266 150:153 151:193 152:447 153:178 154:7 155:386 156:208 157:361 158:151 159:467 160:323 161:208 162:338 163:176 164:504 165:395 166:539 167:437 168:745 169:146 170:870 171:86 172:1 173:1688 174:665 175:427 176:280 177:293 178:1053 180:1115 181:37 182:635 183:213 184:373 185:1 186:1412 187:669 188:933 189:851 190:5116 192:5941 193:5037 194:3560 195:3120 196:1240 197:184 198:3637 199:4153 200:5529 201:1648 202:8564 203:8502 204:4306 205:2393 206:2733 207:2835 208:4176 209:3546 210:2724 211:1461 212:2111 213:1743 214:790 215:89 216:4979 217:1618 218:564 219:339 220:1243 221:511 222:343 223:285

End of report