Orbit

Routing Table Report 00:00 GMT Sat 23 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: 370746 Prefixes after maximum aggregation: 166980 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 180738 Total ASes present in the Internet Routing Table: 38308 Prefixes per ASN: 9.68 Origin-only ASes present in the Internet Routing Table: 31808 Origin ASes announcing only one prefix: 15256 Transit ASes present in the Internet Routing Table: 5216 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: 39 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 4041 Unregistered ASNs in the Routing Table: 579 Number of 32-bit ASNs allocated by the RIRs: 1585 Number of 32-bit ASNs visible in the Routing Table: 1284 Prefixes from 32-bit ASNs in the Routing Table: 2961 Special use prefixes present in the Routing Table: 78 Prefixes being announced from unallocated address space: 121 Number of addresses announced to Internet: 2485093191 Equivalent to 148 /8s, 31 /16s and 131 /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: 154416

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

Prefixes being announced by APNIC Region ASes: 89280 Total APNIC prefixes after maximum aggregation: 29225 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 85966 Unique aggregates announced from the APNIC address blocks: 37461 APNIC Region origin ASes present in the Internet Routing Table: 4506 APNIC Prefixes per ASN: 19.08 APNIC Region origin ASes announcing only one prefix: 1263 APNIC Region transit ASes present in the Internet Routing Table: 707 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: 622355457 Equivalent to 37 /8s, 24 /16s and 100 /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: 145426 Total ARIN prefixes after maximum aggregation: 75138 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 116937 Unique aggregates announced from the ARIN address blocks: 46584 ARIN Region origin ASes present in the Internet Routing Table: 14525 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: 1515 Average ARIN Region AS path length visible: 3.9 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: 802794648 Equivalent to 47 /8s, 217 /16s and 172 /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: 90005 Total RIPE prefixes after maximum aggregation: 49694 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 82645 Unique aggregates announced from the RIPE address blocks: 52757 RIPE Region origin ASes present in the Internet Routing Table: 15840 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: 2530 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: 484655756 Equivalent to 28 /8s, 227 /16s and 66 /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: 34344 Total LACNIC prefixes after maximum aggregation: 7682 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 33481 Unique aggregates announced from the LACNIC address blocks: 17110 LACNIC Region origin ASes present in the Internet Routing Table: 1490 LACNIC Prefixes per ASN: 22.47 LACNIC Region origin ASes announcing only one prefix: 443 LACNIC Region transit ASes present in the Internet Routing Table: 273 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: 86450952 Equivalent to 5 /8s, 39 /16s and 35 /24s Percentage of available LACNIC address space announced: 57.3

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: 8438 Total AfriNIC prefixes after maximum aggregation: 1978 AfriNIC Deaggregation factor: 4.27 Prefixes being announced from the AfriNIC address blocks: 6539 Unique aggregates announced from the AfriNIC address blocks: 2001 AfriNIC Region origin ASes present in the Internet Routing Table: 474 AfriNIC Prefixes per ASN: 13.80 AfriNIC Region origin ASes announcing only one prefix: 151 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: 24454400 Equivalent to 1 /8s, 117 /16s and 37 /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 1795 516 31 PT TELEKOMUNIKASI INDONESIA 7545 1554 301 85 TPG Internet Pty Ltd 4755 1506 375 170 Videsh Sanchar Nigam Ltd. Aut 7552 1298 1064 7 Vietel Corporation 24560 1157 336 187 Bharti Airtel Ltd. 9829 1108 923 47 BSNL National Internet Backbo 9583 1070 79 506 Sify Limited 4808 1018 2057 287 CNCGROUP IP network: China169 17488 982 187 107 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 3614 3818 238 bellsouth.net, inc. 18566 1957 372 223 Covad Communications 1785 1812 681 123 AppliedTheory Corporation 4323 1614 1098 401 Time Warner Telecom 20115 1590 1538 623 Charter Communications 19262 1412 4760 392 Verizon Global Networks 7029 1389 1031 207 Windstream Communications Inc 7018 1374 7085 901 AT&T WorldNet Services 22773 1353 2897 89 Cox Communications, Inc. 2386 1259 521 907 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 467 133 360 Akamai Technologies European 8866 454 133 25 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 1427 2728 353 Uninet S.A. de C.V. 28573 1277 995 78 Types of queries are: POCs, o 7303 1013 514 178 Telecom Argentina Stet-France 6503 764 354 75 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 532 232 97 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 8452 817 445 11 TEDATA 24863 793 147 41 LINKdotNET AS number 15475 512 74 8 Nile Online 36992 317 415 15 Etisalat MISR 16637 302 441 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

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 3614 3818 238 bellsouth.net, inc. 23456 2961 715 1588 >>UNKNOWN<< 18566 1957 372 223 Covad Communications 4766 1911 11052 634 Korea Telecom (KIX) 1785 1812 681 123 AppliedTheory Corporation 17974 1795 516 31 PT TELEKOMUNIKASI INDONESIA 4323 1614 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 1795 1764 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 2961 1373 >>UNKNOWN<< 4755 1506 1336 Videsh Sanchar Nigam Ltd. Aut 7552 1298 1291 Vietel Corporation 4766 1911 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 1239 Sprint 26973 UNALLOCATED 12.39.154.0/23 1239 Sprint 26973 UNALLOCATED 12.39.155.0/24 1239 Sprint 26973 UNALLOCATED 12.39.159.0/24 1239 Sprint 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 /8:21 /9:12 /10:27 /11:80 /12:232 /13:465 /14:804 /15:1428 /16:12156 /17:6143 /18:10125 /19:20073 /20:27333 /21:26824 /22:35395 /23:34507 /24:192118 /25:394 /26:353 /27:183 /28:366 /29:278 /30:702 /31:63 /32:664

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

ASN No of nets Total ann. Description 6389 2234 3614 bellsouth.net, inc. 18566 1907 1957 Covad Communications 23456 1470 2961 >>UNKNOWN<< 10620 1454 1559 TVCABLE BOGOTA 11492 1096 1142 Cable One 7029 1073 1389 Windstream Communications Inc 7011 1056 1158 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) ----------------------------------------------

1:331 2:67 4:20 5:1 6:3 8:341 12:1968 13:1 14:490 15:15 16:3 17:5 20:10 23:14 24:1685 27:844 31:507 32:135 33:4 34:2 36:4 38:732 40:104 41:2615 42:35 44:3 46:1050 47:3 49:198 50:383 52:13 54:2 55:7 56:2 57:45 58:862 59:482 60:385 61:1184 62:1056 63:1956 64:4045 65:2301 66:3926 67:1920 68:1287 69:3174 70:823 71:373 72:1898 73:1 74:2483 75:345 76:338 77:894 78:710 79:485 80:1122 81:881 82:516 83:472 84:704 85:1081 86:537 87:784 88:339 89:1575 90:224 91:3983 92:527 93:1072 94:1367 95:916 96:424 97:263 98:929 99:37 101:77 103:142 106:73 107:24 108:81 109:1027 110:619 111:715 112:305 113:415 114:563 115:685 116:1000 117:690 118:862 119:1173 120:315 121:693 122:1608 123:975 124:1304 125:1280 128:247 129:172 130:170 131:582 132:113 133:21 134:215 135:52 136:215 137:138 138:300 139:129 140:478 141:253 142:406 143:416 144:477 145:54 146:455 147:229 148:675 149:249 150:159 151:189 152:338 153:182 154:5 155:397 156:198 157:352 158:140 159:455 160:315 161:204 162:310 163:166 164:506 165:397 166:534 167:435 168:740 169:154 170:849 171:80 172:1 173:1631 174:626 175:384 176:144 177:169 178:1017 180:915 181:24 182:512 183:234 184:345 185:1 186:1310 187:780 188:898 189:947 190:5006 192:5941 193:5019 194:3578 195:3189 196:1214 197:42 198:3590 199:3990 200:5580 201:1477 202:8426 203:8449 204:4236 205:2353 206:2733 207:2820 208:4114 209:3522 210:2685 211:1454 212:2144 213:1804 214:762 215:70 216:5011 217:1667 218:547 219:351 220:1230 221:496 222:360 223:220

End of report