Orbit

Routing Table Report 00:00 GMT Sat 15 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: 381312 Prefixes after maximum aggregation: 170757 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 184785 Total ASes present in the Internet Routing Table: 39076 Prefixes per ASN: 9.76 Origin-only ASes present in the Internet Routing Table: 32292 Origin ASes announcing only one prefix: 15497 Transit ASes present in the Internet Routing Table: 5267 Transit-only ASes present in the Internet Routing Table: 137 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 28 Max AS path prepend of ASN (19202) 25 Prefixes from unregistered ASNs in the Routing Table: 4914 Unregistered ASNs in the Routing Table: 800 Number of 32-bit ASNs allocated by the RIRs: 1853 Number of 32-bit ASNs visible in the Routing Table: 1517 Prefixes from 32-bit ASNs in the Routing Table: 3464 Special use prefixes present in the Routing Table: 90 Prefixes being announced from unallocated address space: 90 Number of addresses announced to Internet: 2491414802 Equivalent to 148 /8s, 127 /16s and 249 /24s Percentage of available address space announced: 67.2 Percentage of allocated address space announced: 67.2 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: 158920

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

Prefixes being announced by APNIC Region ASes: 92953 Total APNIC prefixes after maximum aggregation: 30001 APNIC Deaggregation factor: 3.10 Prefixes being announced from the APNIC address blocks: 89409 Unique aggregates announced from the APNIC address blocks: 37610 APNIC Region origin ASes present in the Internet Routing Table: 4563 APNIC Prefixes per ASN: 19.59 APNIC Region origin ASes announcing only one prefix: 1265 APNIC Region transit ASes present in the Internet Routing Table: 716 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 93 Number of APNIC addresses announced to Internet: 635744512 Equivalent to 37 /8s, 228 /16s and 177 /24s Percentage of available APNIC address space announced: 80.6

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: 148163 Total ARIN prefixes after maximum aggregation: 76335 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119941 Unique aggregates announced from the ARIN address blocks: 47784 ARIN Region origin ASes present in the Internet Routing Table: 14739 ARIN Prefixes per ASN: 8.14 ARIN Region origin ASes announcing only one prefix: 5658 ARIN Region transit ASes present in the Internet Routing Table: 1564 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804644632 Equivalent to 47 /8s, 245 /16s and 231 /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: 92529 Total RIPE prefixes after maximum aggregation: 50717 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 84355 Unique aggregates announced from the RIPE address blocks: 54094 RIPE Region origin ASes present in the Internet Routing Table: 16045 RIPE Prefixes per ASN: 5.26 RIPE Region origin ASes announcing only one prefix: 7965 RIPE Region transit ASes present in the Internet Routing Table: 2529 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1067 Number of RIPE addresses announced to Internet: 491095756 Equivalent to 29 /8s, 69 /16s and 134 /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: 35519 Total LACNIC prefixes after maximum aggregation: 7881 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 34811 Unique aggregates announced from the LACNIC address blocks: 17925 LACNIC Region origin ASes present in the Internet Routing Table: 1542 LACNIC Prefixes per ASN: 22.58 LACNIC Region origin ASes announcing only one prefix: 458 LACNIC Region transit ASes present in the Internet Routing Table: 273 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 341 Number of LACNIC addresses announced to Internet: 90842376 Equivalent to 5 /8s, 106 /16s and 37 /24s Percentage of available LACNIC address space announced: 60.2

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: 8510 Total AfriNIC prefixes after maximum aggregation: 2017 AfriNIC Deaggregation factor: 4.22 Prefixes being announced from the AfriNIC address blocks: 6592 Unique aggregates announced from the AfriNIC address blocks: 1967 AfriNIC Region origin ASes present in the Internet Routing Table: 486 AfriNIC Prefixes per ASN: 13.56 AfriNIC Region origin ASes announcing only one prefix: 151 AfriNIC Region transit ASes present in the Internet Routing Table: 108 Average AfriNIC Region AS path length visible: 4.4 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: 27795200 Equivalent to 1 /8s, 168 /16s and 31 /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 4766 1936 11071 654 Korea Telecom (KIX) 17974 1936 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1609 303 86 TPG Internet Pty Ltd 4755 1532 379 169 Videsh Sanchar Nigam Ltd. Aut 7552 1387 1064 7 Vietel Corporation 9829 1164 989 28 BSNL National Internet Backbo 9583 1091 80 504 Sify Limited 24560 1018 342 229 Bharti Airtel Ltd. 18101 952 165 142 Reliance Infocom Ltd Internet 4808 942 1933 265 CNCGROUP IP network: China169

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 3545 3815 221 bellsouth.net, inc. 7029 2134 1021 207 Windstream Communications Inc 18566 2098 383 177 Covad Communications 1785 1837 680 122 AppliedTheory Corporation 4323 1631 1083 392 Time Warner Telecom 20115 1590 1541 635 Charter Communications 22773 1461 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1388 250 672 Mediacom Communications Corp 7018 1342 7079 849 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 1441 352 13 Corbina telecom 286 1081 825 203 KPNQwest Backbone AS 6830 655 1928 416 UPC Distribution Services 34984 582 108 180 Tellcom Iletisim Hizmetleri 20940 551 186 422 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 535 2082 410 TDC Tele Danmark 3320 501 8169 383 Deutsche Telekom AG 12479 481 593 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 1469 2842 349 Uninet S.A. de C.V. 28573 1367 1015 68 Types of queries are: POCs, o 7303 1164 683 175 Telecom Argentina Stet-France 27947 592 72 79 Telconet S.A 6503 585 450 71 AVANTEL, S.A. 22047 580 322 17 Types of queries are: POCs, o 7738 553 1050 31 Telecomunicacoes da Bahia S.A 10481 548 430 20 Prima S.A. 3816 528 231 101 COLOMBIA TELECOMUNICACIONES S

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 800 146 35 LINKdotNET AS number 8452 635 446 12 TEDATA 15475 444 74 8 Nile Online 36992 298 415 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 218 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 3545 3815 221 bellsouth.net, inc. 7029 2134 1021 207 Windstream Communications Inc 18566 2098 383 177 Covad Communications 4766 1936 11071 654 Korea Telecom (KIX) 17974 1936 519 33 PT TELEKOMUNIKASI INDONESIA 1785 1837 680 122 AppliedTheory Corporation 10620 1681 310 155 TVCABLE BOGOTA 4323 1631 1083 392 Time Warner Telecom 7545 1609 303 86 TPG Internet Pty Ltd 20115 1590 1541 635 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 7029 2134 1927 Windstream Communications Inc 18566 2098 1921 Covad Communications 17974 1936 1903 PT TELEKOMUNIKASI INDONESIA 1785 1837 1715 AppliedTheory Corporation 10620 1681 1526 TVCABLE BOGOTA 7545 1609 1523 TPG Internet Pty Ltd 8402 1441 1428 Corbina telecom 7552 1387 1380 Vietel Corporation 4755 1532 1363 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 /8:21 /9:12 /10:27 /11:81 /12:235 /13:464 /14:815 /15:1462 /16:12140 /17:6287 /18:10445 /19:20483 /20:28419 /21:27662 /22:37295 /23:35585 /24:198216 /25:66 /26:84 /27:114 /28:282 /29:109 /30:479 /31:53 /32:476

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

ASN No of nets Total ann. Description 6389 2184 3545 bellsouth.net, inc. 18566 2047 2098 Covad Communications 7029 1805 2134 Windstream Communications Inc 10620 1576 1681 TVCABLE BOGOTA 8402 1418 1441 Corbina telecom 30036 1350 1388 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) ----------------------------------------------

1:404 2:479 4:19 5:1 6:3 8:359 12:1958 13:1 14:543 15:11 16:3 17:7 20:9 23:58 24:1687 27:964 31:598 32:150 33:4 34:2 36:4 38:759 39:1 40:108 41:2642 42:51 44:3 46:993 47:3 49:268 50:448 52:13 55:6 56:2 57:47 58:887 59:493 60:368 61:1199 62:1102 63:1947 64:4123 65:2309 66:4279 67:1994 68:1331 69:3346 70:929 71:377 72:1894 73:1 74:2626 75:390 76:354 77:897 78:862 79:482 80:1128 81:829 82:512 83:541 84:647 85:1118 86:404 87:905 88:361 89:1603 90:269 91:4208 92:528 93:1514 94:1303 95:1048 96:441 97:283 98:925 99:37 101:213 103:361 106:70 107:66 108:58 109:1066 110:671 111:794 112:327 113:482 114:608 115:699 116:908 117:715 118:913 119:1242 120:339 121:710 122:1566 123:1038 124:1362 125:1386 128:257 129:181 130:167 131:588 132:121 133:21 134:219 135:54 136:213 137:139 138:289 139:151 140:487 141:294 142:393 143:428 144:494 145:64 146:474 147:226 148:690 149:258 150:165 151:192 152:452 153:178 154:7 155:387 156:207 157:360 158:151 159:476 160:326 161:214 162:339 163:181 164:509 165:383 166:536 167:435 168:745 169:146 170:871 171:85 172:4 173:1708 174:674 175:434 176:274 177:322 178:1056 180:1122 181:36 182:671 183:216 184:371 185:1 186:1283 187:668 188:934 189:850 190:5100 192:5959 193:5043 194:3568 195:3122 196:1236 197:170 198:3640 199:4168 200:5520 201:1659 202:8550 203:8508 204:4291 205:2374 206:2697 207:2828 208:4063 209:3625 210:2794 211:1463 212:2103 213:1778 214:788 215:90 216:4998 217:1621 218:566 219:337 220:1244 221:515 222:345 223:280

End of report