Orbit

Routing Table Report 00:00 GMT Thu 21 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: 369983 Prefixes after maximum aggregation: 166917 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 180703 Total ASes present in the Internet Routing Table: 38261 Prefixes per ASN: 9.67 Origin-only ASes present in the Internet Routing Table: 31770 Origin ASes announcing only one prefix: 15229 Transit ASes present in the Internet Routing Table: 5214 Transit-only ASes present in the Internet Routing Table: 138 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 35 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 4008 Unregistered ASNs in the Routing Table: 574 Number of 32-bit ASNs allocated by the RIRs: 1576 Number of 32-bit ASNs visible in the Routing Table: 1277 Prefixes from 32-bit ASNs in the Routing Table: 2939 Special use prefixes present in the Routing Table: 78 Prefixes being announced from unallocated address space: 122 Number of addresses announced to Internet: 2479635527 Equivalent to 147 /8s, 204 /16s and 60 /24s Percentage of available address space announced: 66.9 Percentage of allocated address space announced: 66.9 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: 154058

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

Prefixes being announced by APNIC Region ASes: 88952 Total APNIC prefixes after maximum aggregation: 29262 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 85629 Unique aggregates announced from the APNIC address blocks: 37432 APNIC Region origin ASes present in the Internet Routing Table: 4502 APNIC Prefixes per ASN: 19.02 APNIC Region origin ASes announcing only one prefix: 1263 APNIC Region transit ASes present in the Internet Routing Table: 709 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: 61 Number of APNIC addresses announced to Internet: 622440449 Equivalent to 37 /8s, 25 /16s and 176 /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: 145173 Total ARIN prefixes after maximum aggregation: 75124 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 116694 Unique aggregates announced from the ARIN address blocks: 46655 ARIN Region origin ASes present in the Internet Routing Table: 14505 ARIN Prefixes per ASN: 8.05 ARIN Region origin ASes announcing only one prefix: 5537 ARIN Region transit ASes present in the Internet Routing Table: 1513 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: 13 Number of ARIN addresses announced to Internet: 802516888 Equivalent to 47 /8s, 213 /16s and 111 /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: 90019 Total RIPE prefixes after maximum aggregation: 49651 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 82659 Unique aggregates announced from the RIPE address blocks: 52749 RIPE Region origin ASes present in the Internet Routing Table: 15830 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7833 RIPE Region transit ASes present in the Internet Routing Table: 2530 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 26 Number of RIPE region 32-bit ASNs visible in the Routing Table: 932 Number of RIPE addresses announced to Internet: 480312204 Equivalent to 28 /8s, 160 /16s and 251 /24s Percentage of available RIPE address space announced: 77.4

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: 34270 Total LACNIC prefixes after maximum aggregation: 7669 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 33390 Unique aggregates announced from the LACNIC address blocks: 17095 LACNIC Region origin ASes present in the Internet Routing Table: 1486 LACNIC Prefixes per ASN: 22.47 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 268 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 267 Number of LACNIC addresses announced to Internet: 86136328 Equivalent to 5 /8s, 34 /16s and 86 /24s Percentage of available LACNIC address space announced: 57.0

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: 8342 Total AfriNIC prefixes after maximum aggregation: 1968 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 6439 Unique aggregates announced from the AfriNIC address blocks: 1993 AfriNIC Region origin ASes present in the Internet Routing Table: 474 AfriNIC Prefixes per ASN: 13.58 AfriNIC Region origin ASes announcing only one prefix: 152 AfriNIC Region transit ASes present in the Internet Routing Table: 106 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: 24427520 Equivalent to 1 /8s, 116 /16s and 188 /24s Percentage of available AfriNIC address space announced: 36.4

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 1911 11052 634 Korea Telecom (KIX) 17974 1558 509 33 PT TELEKOMUNIKASI INDONESIA 7545 1552 301 84 TPG Internet Pty Ltd 4755 1506 375 170 Videsh Sanchar Nigam Ltd. Aut 7552 1298 1064 7 Vietel Corporation 24560 1155 336 187 Bharti Airtel Ltd. 9829 1106 923 47 BSNL National Internet Backbo 9583 1059 77 505 Sify Limited 4808 1016 2057 287 CNCGROUP IP network: China169 17488 980 187 106 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 3605 3818 238 bellsouth.net, inc. 18566 1956 372 222 Covad Communications 1785 1811 681 123 AppliedTheory Corporation 4323 1614 1098 401 Time Warner Telecom 20115 1587 1535 625 Charter Communications 19262 1411 4744 391 Verizon Global Networks 7029 1387 1031 207 Windstream Communications Inc 7018 1375 7086 902 AT&T WorldNet Services 22773 1352 2897 89 Cox Communications, Inc. 2386 1255 520 905 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 513 1788 317 UPC Distribution Services 20940 464 133 357 Akamai Technologies European 12479 455 593 7 Uni2 Autonomous System 8866 452 133 25 Bulgarian Telecommunication C 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 1557 286 164 TVCABLE BOGOTA 8151 1459 2728 356 Uninet S.A. de C.V. 28573 1280 995 77 Types of queries are: POCs, o 7303 1008 511 176 Telecom Argentina Stet-France 6503 760 354 75 AVANTEL, S.A. 14420 699 56 84 Types of queries are: POCs, o 22047 578 322 17 Types of queries are: POCs, o 10481 548 430 20 Prima S.A. 3816 534 232 96 COLOMBIA TELECOMUNICACIONES S 27947 522 54 48 Telconet 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 35 LINKdotNET AS number 8452 720 445 11 TEDATA 15475 511 74 8 Nile Online 36992 321 415 15 Etisalat MISR 16637 294 441 87 Johnnic e-Ventures 3741 262 937 223 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 179 78 10 RAYA Telecom - Egypt 29571 159 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 3605 3818 238 bellsouth.net, inc. 23456 2939 710 1578 >>UNKNOWN<< 18566 1956 372 222 Covad Communications 4766 1911 11052 634 Korea Telecom (KIX) 1785 1811 681 123 AppliedTheory Corporation 4323 1614 1098 401 Time Warner Telecom 20115 1587 1535 625 Charter Communications 17974 1558 509 33 PT TELEKOMUNIKASI INDONESIA 10620 1557 286 164 TVCABLE BOGOTA 7545 1552 301 84 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 18566 1956 1734 Covad Communications 1785 1811 1688 AppliedTheory Corporation 17974 1558 1525 PT TELEKOMUNIKASI INDONESIA 7545 1552 1468 TPG Internet Pty Ltd 10620 1557 1393 TVCABLE BOGOTA 23456 2939 1361 >>UNKNOWN<< 4755 1506 1336 Videsh Sanchar Nigam Ltd. Aut 7552 1298 1291 Vietel Corporation 4766 1911 1277 Korea Telecom (KIX) 22773 1352 1263 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 4323 Time Warner Telecom 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 /10:26 /11:80 /12:232 /13:465 /14:802 /15:1425 /16:12136 /17:6140 /18:10132 /19:20061 /20:27307 /21:26792 /22:35253 /23:34327 /24:191763 /25:390 /26:355 /27:182 /28:369 /29:282 /30:699 /31:63 /32:670

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

ASN No of nets Total ann. Description 6389 2226 3605 bellsouth.net, inc. 18566 1906 1956 Covad Communications 10620 1452 1557 TVCABLE BOGOTA 23456 1446 2939 >>UNKNOWN<< 11492 1095 1141 Cable One 7029 1071 1387 Windstream Communications Inc 7011 1056 1158 Citizens Utilities 1785 1055 1811 AppliedTheory Corporation 6478 1013 1042 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) ----------------------------------------------

1:331 2:68 4:20 5:1 6:3 8:339 12:1967 13:1 14:485 15:15 16:3 17:5 20:10 23:14 24:1684 27:841 31:505 32:135 33:4 34:2 36:4 38:748 40:104 41:2525 42:34 44:3 46:1046 47:3 49:198 50:382 52:13 54:2 55:6 56:2 57:45 58:862 59:480 60:385 61:1128 62:1057 63:1956 64:4027 65:2298 66:3906 67:1908 68:1284 69:3158 70:805 71:386 72:1919 73:1 74:2466 75:330 76:349 77:929 78:718 79:484 80:1122 81:880 82:514 83:469 84:698 85:1083 86:538 87:786 88:339 89:1567 90:224 91:3979 92:527 93:1069 94:1379 95:912 96:422 97:262 98:928 99:37 101:80 103:139 106:73 107:22 108:81 109:1030 110:617 111:712 112:306 113:412 114:559 115:687 116:999 117:690 118:826 119:1174 120:314 121:693 122:1607 123:971 124:1303 125:1278 128:247 129:174 130:164 131:578 132:111 133:21 134:215 135:48 136:215 137:138 138:299 139:129 140:479 141:247 142:406 143:421 144:487 145:55 146:455 147:230 148:672 149:249 150:161 151:189 152:342 153:182 154:4 155:398 156:199 157:353 158:138 159:454 160:313 161:204 162:310 163:166 164:504 165:397 166:533 167:437 168:740 169:154 170:849 171:79 172:1 173:1623 174:612 175:382 176:144 177:175 178:1010 180:910 181:24 182:510 183:234 184:345 185:1 186:1285 187:771 188:895 189:935 190:5005 192:5936 193:5022 194:3584 195:3187 196:1219 197:41 198:3596 199:3987 200:5569 201:1480 202:8418 203:8432 204:4235 205:2351 206:2734 207:2823 208:4114 209:3514 210:2693 211:1455 212:2151 213:1818 214:770 215:70 216:4999 217:1687 218:545 219:343 220:1236 221:498 222:337 223:219

End of report