Orbit

Routing Table Report 00:00 GMT Sun 24 Jul, 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: 370325 Prefixes after maximum aggregation: 166916 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 180785 Total ASes present in the Internet Routing Table: 38297 Prefixes per ASN: 9.67 Origin-only ASes present in the Internet Routing Table: 31789 Origin ASes announcing only one prefix: 15261 Transit ASes present in the Internet Routing Table: 5225 Transit-only ASes present in the Internet Routing Table: 139 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 39 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 4044 Unregistered ASNs in the Routing Table: 578 Number of 32-bit ASNs allocated by the RIRs: 1585 Number of 32-bit ASNs visible in the Routing Table: 1283 Prefixes from 32-bit ASNs in the Routing Table: 2960 Special use prefixes present in the Routing Table: 78 Prefixes being announced from unallocated address space: 120 Number of addresses announced to Internet: 2485120063 Equivalent to 148 /8s, 31 /16s and 236 /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: 91.1 Total number of prefixes smaller than registry allocations: 154096

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

Prefixes being announced by APNIC Region ASes: 89221 Total APNIC prefixes after maximum aggregation: 29225 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 85902 Unique aggregates announced from the APNIC address blocks: 37456 APNIC Region origin ASes present in the Internet Routing Table: 4506 APNIC Prefixes per ASN: 19.06 APNIC Region origin ASes announcing only one prefix: 1260 APNIC Region transit ASes present in the Internet Routing Table: 710 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 62 Number of APNIC addresses announced to Internet: 622266881 Equivalent to 37 /8s, 23 /16s and 10 /24s Percentage of available APNIC address space announced: 78.9

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 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: 145373 Total ARIN prefixes after maximum aggregation: 75125 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 116894 Unique aggregates announced from the ARIN address blocks: 46631 ARIN Region origin ASes present in the Internet Routing Table: 14521 ARIN Prefixes per ASN: 8.05 ARIN Region origin ASes announcing only one prefix: 5560 ARIN Region transit ASes present in the Internet Routing Table: 1521 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 802796184 Equivalent to 47 /8s, 217 /16s and 178 /24s Percentage of available ARIN address space announced: 63.8

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: 90029 Total RIPE prefixes after maximum aggregation: 49691 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 82672 Unique aggregates announced from the RIPE address blocks: 52752 RIPE Region origin ASes present in the Internet Routing Table: 15833 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7839 RIPE Region transit ASes present in the Internet Routing Table: 2526 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 933 Number of RIPE addresses announced to Internet: 484732812 Equivalent to 28 /8s, 228 /16s and 111 /24s Percentage of available RIPE address space announced: 78.1

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: 34074 Total LACNIC prefixes after maximum aggregation: 7638 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 33329 Unique aggregates announced from the LACNIC address blocks: 17133 LACNIC Region origin ASes present in the Internet Routing Table: 1491 LACNIC Prefixes per ASN: 22.35 LACNIC Region origin ASes announcing only one prefix: 448 LACNIC Region transit ASes present in the Internet Routing Table: 276 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 20 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 272 Number of LACNIC addresses announced to Internet: 86439424 Equivalent to 5 /8s, 38 /16s and 246 /24s Percentage of available LACNIC address space announced: 57.2

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: 8378 Total AfriNIC prefixes after maximum aggregation: 1974 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 6487 Unique aggregates announced from the AfriNIC address blocks: 2001 AfriNIC Region origin ASes present in the Internet Routing Table: 475 AfriNIC Prefixes per ASN: 13.66 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 105 Average AfriNIC Region AS path length visible: 4.1 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 24516352 Equivalent to 1 /8s, 118 /16s and 23 /24s Percentage of available AfriNIC address space announced: 36.5

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 1915 11053 638 Korea Telecom (KIX) 17974 1790 516 31 PT TELEKOMUNIKASI INDONESIA 7545 1554 301 85 TPG Internet Pty Ltd 4755 1459 375 169 Videsh Sanchar Nigam Ltd. Aut 7552 1298 1064 7 Vietel Corporation 24560 1161 336 187 Bharti Airtel Ltd. 9829 1113 929 42 BSNL National Internet Backbo 9583 1056 77 497 Sify Limited 4808 1018 2057 287 CNCGROUP IP network: China169 17488 980 188 112 Hathway IP Over Cable Interne

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 3616 3818 238 bellsouth.net, inc. 18566 1957 372 223 Covad Communications 1785 1812 681 123 AppliedTheory Corporation 4323 1613 1098 401 Time Warner Telecom 20115 1590 1538 623 Charter Communications 19262 1412 4760 392 Verizon Global Networks 7029 1379 1014 204 Windstream Communications Inc 7018 1373 7085 900 AT&T WorldNet Services 22773 1353 2897 89 Cox Communications, Inc. 2386 1258 520 907 AT&T Data Communications Serv

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 1030 797 186 KPNQwest Backbone AS 9116 540 326 31 Goldenlines main autonomous s 34984 534 106 185 Tellcom Iletisim Hizmetleri 3292 521 2078 403 TDC Tele Danmark 6830 514 1788 317 UPC Distribution Services 20940 465 133 358 Akamai Technologies European 8866 455 133 26 Bulgarian Telecommunication C 12479 454 593 7 Uni2 Autonomous System 29049 432 32 47 AzerSat LLC. 3320 423 8151 369 Deutsche Telekom AG

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 1559 287 163 TVCABLE BOGOTA 8151 1384 2728 351 Uninet S.A. de C.V. 28573 1283 995 78 Types of queries are: POCs, o 7303 991 514 166 Telecom Argentina Stet-France 6503 745 354 69 AVANTEL, S.A. 14420 700 56 85 Types of queries are: POCs, o 22047 578 322 17 Types of queries are: POCs, o 10481 548 430 20 Prima S.A. 3816 533 232 97 COLOMBIA TELECOMUNICACIONES S 7738 516 986 31 Telecomunicacoes da Bahia 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 795 147 41 LINKdotNET AS number 36992 770 469 19 Etisalat MISR 8452 762 445 11 TEDATA 16637 300 441 87 Johnnic e-Ventures 3741 265 937 226 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 161 78 10 RAYA Telecom - Egypt 15706 158 32 6 Sudatel Internet Exchange Aut 29571 158 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 3616 3818 238 bellsouth.net, inc. 23456 2960 714 1588 >>UNKNOWN<< 18566 1957 372 223 Covad Communications 4766 1915 11053 638 Korea Telecom (KIX) 1785 1812 681 123 AppliedTheory Corporation 17974 1790 516 31 PT TELEKOMUNIKASI INDONESIA 4323 1613 1098 401 Time Warner Telecom 20115 1590 1538 623 Charter Communications 10620 1559 287 163 TVCABLE BOGOTA 7545 1554 301 85 TPG Internet Pty Ltd

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 1790 1759 PT TELEKOMUNIKASI INDONESIA 18566 1957 1734 Covad Communications 1785 1812 1689 AppliedTheory Corporation 7545 1554 1469 TPG Internet Pty Ltd 10620 1559 1396 TVCABLE BOGOTA 23456 2960 1372 >>UNKNOWN<< 7552 1298 1291 Vietel Corporation 4755 1459 1290 Videsh Sanchar Nigam Ltd. Aut 4766 1915 1277 Korea Telecom (KIX) 22773 1353 1264 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 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 /11:80 /12:232 /13:465 /14:804 /15:1430 /16:12155 /17:6137 /18:10131 /19:20069 /20:27348 /21:26798 /22:35402 /23:34477 /24:191889 /25:380 /26:350 /27:177 /28:309 /29:229 /30:683 /31:63 /32:658

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

ASN No of nets Total ann. Description 6389 2236 3616 bellsouth.net, inc. 18566 1907 1957 Covad Communications 23456 1469 2960 >>UNKNOWN<< 10620 1454 1559 TVCABLE BOGOTA 11492 1096 1142 Cable One 7029 1070 1379 Windstream Communications Inc 7011 1055 1157 Citizens Utilities 1785 1054 1812 AppliedTheory Corporation 6478 997 1025 AT&T Worldnet Services 286 891 1030 KPNQwest Backbone AS

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

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

1:335 2:67 4:20 5:1 6:3 8:339 12:1967 13:1 14:492 15:15 16:3 17:5 20:10 23:14 24:1685 27:844 31:508 32:135 33:4 34:2 36:4 38:730 40:104 41:2573 42:35 44:3 46:1057 47:3 49:200 50:383 52:13 54:2 55:4 56:2 57:45 58:862 59:482 60:381 61:1182 62:1055 63:1955 64:4045 65:2298 66:3924 67:1918 68:1285 69:3171 70:813 71:373 72:1902 73:1 74:2473 75:336 76:349 77:894 78:713 79:488 80:1122 81:880 82:517 83:472 84:702 85:1084 86:538 87:784 88:339 89:1577 90:224 91:3969 92:527 93:1078 94:1366 95:918 96:424 97:263 98:929 99:37 101:77 103:143 106:75 107:25 108:81 109:1032 110:618 111:714 112:305 113:412 114:563 115:684 116:999 117:690 118:862 119:1170 120:315 121:692 122:1608 123:975 124:1305 125:1280 128:247 129:172 130:170 131:582 132:112 133:21 134:215 135:52 136:215 137:139 138:300 139:129 140:480 141:252 142:406 143:416 144:476 145:54 146:453 147:223 148:616 149:249 150:159 151:189 152:336 153:182 154:5 155:395 156:196 157:351 158:140 159:455 160:315 161:204 162:310 163:166 164:506 165:395 166:533 167:435 168:740 169:154 170:845 171:80 172:1 173:1632 174:626 175:381 176:144 177:170 178:1021 180:914 181:24 182:513 183:233 184:343 185:1 186:1310 187:748 188:894 189:949 190:5013 192:5945 193:5016 194:3577 195:3183 196:1213 197:43 198:3596 199:3990 200:5561 201:1477 202:8388 203:8445 204:4236 205:2355 206:2732 207:2818 208:4120 209:3525 210:2686 211:1450 212:2140 213:1818 214:756 215:70 216:5008 217:1666 218:547 219:345 220:1234 221:498 222:360 223:221

End of report