Orbit

Routing Table Report 00:00 GMT Wed 12 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: 380567 Prefixes after maximum aggregation: 170578 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 185518 Total ASes present in the Internet Routing Table: 39010 Prefixes per ASN: 9.76 Origin-only ASes present in the Internet Routing Table: 32271 Origin ASes announcing only one prefix: 15472 Transit ASes present in the Internet Routing Table: 5243 Transit-only ASes present in the Internet Routing Table: 141 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: 4837 Unregistered ASNs in the Routing Table: 792 Number of 32-bit ASNs allocated by the RIRs: 1840 Number of 32-bit ASNs visible in the Routing Table: 1496 Prefixes from 32-bit ASNs in the Routing Table: 3404 Special use prefixes present in the Routing Table: 83 Prefixes being announced from unallocated address space: 96 Number of addresses announced to Internet: 2484141330 Equivalent to 148 /8s, 16 /16s and 253 /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: 158155

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

Prefixes being announced by APNIC Region ASes: 92890 Total APNIC prefixes after maximum aggregation: 29939 APNIC Deaggregation factor: 3.10 Prefixes being announced from the APNIC address blocks: 89347 Unique aggregates announced from the APNIC address blocks: 37938 APNIC Region origin ASes present in the Internet Routing Table: 4557 APNIC Prefixes per ASN: 19.61 APNIC Region origin ASes announcing only one prefix: 1259 APNIC Region transit ASes present in the Internet Routing Table: 714 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: 92 Number of APNIC addresses announced to Internet: 628474368 Equivalent to 37 /8s, 117 /16s and 194 /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: 147775 Total ARIN prefixes after maximum aggregation: 76242 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119598 Unique aggregates announced from the ARIN address blocks: 47975 ARIN Region origin ASes present in the Internet Routing Table: 14731 ARIN Prefixes per ASN: 8.12 ARIN Region origin ASes announcing only one prefix: 5653 ARIN Region transit ASes present in the Internet Routing Table: 1544 Average ARIN Region AS path length visible: 3.7 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: 804729624 Equivalent to 47 /8s, 247 /16s and 51 /24s Percentage of available ARIN address space announced: 64.0

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: 92302 Total RIPE prefixes after maximum aggregation: 50703 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 84112 Unique aggregates announced from the RIPE address blocks: 54308 RIPE Region origin ASes present in the Internet Routing Table: 16018 RIPE Prefixes per ASN: 5.25 RIPE Region origin ASes announcing only one prefix: 7954 RIPE Region transit ASes present in the Internet Routing Table: 2523 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: 490939084 Equivalent to 29 /8s, 67 /16s and 34 /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: 35651 Total LACNIC prefixes after maximum aggregation: 7892 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 34899 Unique aggregates announced from the LACNIC address blocks: 17994 LACNIC Region origin ASes present in the Internet Routing Table: 1532 LACNIC Prefixes per ASN: 22.78 LACNIC Region origin ASes announcing only one prefix: 452 LACNIC Region transit ASes present in the Internet Routing Table: 273 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: 336 Number of LACNIC addresses announced to Internet: 90706184 Equivalent to 5 /8s, 104 /16s and 17 /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: 8353 Total AfriNIC prefixes after maximum aggregation: 2020 AfriNIC Deaggregation factor: 4.14 Prefixes being announced from the AfriNIC address blocks: 6437 Unique aggregates announced from the AfriNIC address blocks: 1976 AfriNIC Region origin ASes present in the Internet Routing Table: 489 AfriNIC Prefixes per ASN: 13.16 AfriNIC Region origin ASes announcing only one prefix: 154 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: 27819520 Equivalent to 1 /8s, 168 /16s and 126 /24s Percentage of available AfriNIC address space announced: 41.5

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 4766 1933 11071 654 Korea Telecom (KIX) 17974 1831 512 38 PT TELEKOMUNIKASI INDONESIA 7545 1609 303 87 TPG Internet Pty Ltd 4755 1540 635 172 Videsh Sanchar Nigam Ltd. Aut 7552 1393 1064 7 Vietel Corporation 9829 1165 989 28 BSNL National Internet Backbo 24560 1137 341 231 Bharti Airtel Ltd. 4808 1097 2124 313 CNCGROUP IP network: China169 9583 1087 80 503 Sify Limited 18101 952 165 143 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 3552 3815 221 bellsouth.net, inc. 7029 1938 1036 236 Windstream Communications Inc 18566 1916 366 240 Covad Communications 1785 1837 680 122 AppliedTheory Corporation 4323 1627 1099 392 Time Warner Telecom 20115 1592 1541 636 Charter Communications 22773 1461 2907 100 Cox Communications, Inc. 19262 1394 4728 400 Verizon Global Networks 30036 1385 250 676 Mediacom Communications Corp 7018 1337 7066 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 8402 1458 352 13 Corbina telecom 286 1073 825 199 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 1452 2824 343 Uninet S.A. de C.V. 28573 1370 1015 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 588 72 78 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 785 146 36 LINKdotNET AS number 8452 499 446 12 TEDATA 15475 444 74 8 Nile Online 36992 297 415 19 Etisalat MISR 3741 278 938 230 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 29571 219 18 14 Ci Telecom Autonomous system 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 YEBO-AS

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. 7029 1938 1036 236 Windstream Communications Inc 4766 1933 11071 654 Korea Telecom (KIX) 18566 1916 366 240 Covad Communications 1785 1837 680 122 AppliedTheory Corporation 17974 1831 512 38 PT TELEKOMUNIKASI INDONESIA 10620 1680 310 154 TVCABLE BOGOTA 4323 1627 1099 392 Time Warner Telecom 7545 1609 303 87 TPG Internet Pty Ltd 20115 1592 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 1831 1793 PT TELEKOMUNIKASI INDONESIA 1785 1837 1715 AppliedTheory Corporation 7029 1938 1702 Windstream Communications Inc 18566 1916 1676 Covad Communications 10620 1680 1526 TVCABLE BOGOTA 7545 1609 1522 TPG Internet Pty Ltd 8402 1458 1445 Corbina telecom 7552 1393 1386 Vietel Corporation 4755 1540 1368 Videsh Sanchar Nigam Ltd. Aut 22773 1461 1361 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 /14:813 /15:1458 /16:12143 /17:6272 /18:10451 /19:20482 /20:28385 /21:27779 /22:37213 /23:35537 /24:197530 /25:67 /26:86 /27:113 /28:283 /29:106 /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 1872 1916 Covad Communications 7029 1611 1938 Windstream Communications Inc 10620 1575 1680 TVCABLE BOGOTA 8402 1435 1458 Corbina telecom 30036 1347 1385 Mediacom Communications Corp 11492 1115 1153 Cable One 1785 1056 1837 AppliedTheory Corporation 7011 1048 1166 Citizens Utilities 22773 949 1461 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 2:483 4:19 5:1 6:3 8:359 12:1955 13:1 14:540 15:11 16:3 17:7 20:9 23:56 24:1695 27:965 31:581 32:150 33:4 34:2 36:4 38:759 39:1 40:108 41:2529 42:51 44:3 46:989 47:3 49:267 50:445 52:13 55:5 56:2 57:47 58:890 59:489 60:367 61:1123 62:1121 63:1958 64:4099 65:2300 66:4055 67:2000 68:1281 69:3315 70:883 71:378 72:1885 73:1 74:2566 75:376 76:349 77:884 78:867 79:483 80:1128 81:828 82:514 83:540 84:643 85:1119 86:410 87:875 88:359 89:1612 90:268 91:4174 92:527 93:1390 94:1300 95:1042 96:440 97:280 98:922 99:36 101:212 103:352 106:70 107:61 108:58 109:1051 110:670 111:795 112:319 113:482 114:579 115:697 116:908 117:713 118:896 119:1248 120:338 121:710 122:1603 123:1027 124:1366 125:1385 128:248 129:178 130:167 131:587 132:121 133:21 134:216 135:54 136:213 137:139 138:288 139:155 140:494 141:294 142:390 143:429 144:495 145:64 146:473 147:227 148:690 149:266 150:154 151:193 152:448 153:178 154:7 155:386 156:207 157:361 158:151 159:467 160:324 161:208 162:340 163:181 164:507 165:395 166:539 167:437 168:745 169:146 170:871 171:86 172:4 173:1688 174:666 175:427 176:278 177:312 178:1055 180:1113 181:36 182:669 183:206 184:367 185:1 186:1416 187:640 188:933 189:846 190:5117 192:5957 193:5030 194:3557 195:3116 196:1235 197:184 198:3636 199:4150 200:5531 201:1657 202:8566 203:8551 204:4308 205:2393 206:2733 207:2841 208:4179 209:3570 210:2801 211:1464 212:2126 213:1774 214:793 215:91 216:4993 217:1617 218:564 219:339 220:1244 221:515 222:343 223:280

End of report