Orbit

Routing Table Report 00:00 GMT Sun 31 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: 371434 Prefixes after maximum aggregation: 167278 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 181469 Total ASes present in the Internet Routing Table: 38334 Prefixes per ASN: 9.69 Origin-only ASes present in the Internet Routing Table: 31900 Origin ASes announcing only one prefix: 15243 Transit ASes present in the Internet Routing Table: 5135 Transit-only ASes present in the Internet Routing Table: 133 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 39 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 4098 Unregistered ASNs in the Routing Table: 582 Number of 32-bit ASNs allocated by the RIRs: 1605 Number of 32-bit ASNs visible in the Routing Table: 1299 Prefixes from 32-bit ASNs in the Routing Table: 3011 Special use prefixes present in the Routing Table: 79 Prefixes being announced from unallocated address space: 117 Number of addresses announced to Internet: 2489167752 Equivalent to 148 /8s, 93 /16s and 175 /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: 91.2 Total number of prefixes smaller than registry allocations: 154595

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

Prefixes being announced by APNIC Region ASes: 89596 Total APNIC prefixes after maximum aggregation: 29298 APNIC Deaggregation factor: 3.06 Prefixes being announced from the APNIC address blocks: 86234 Unique aggregates announced from the APNIC address blocks: 37716 APNIC Region origin ASes present in the Internet Routing Table: 4506 APNIC Prefixes per ASN: 19.14 APNIC Region origin ASes announcing only one prefix: 1257 APNIC Region transit ASes present in the Internet Routing Table: 693 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: 67 Number of APNIC addresses announced to Internet: 622513665 Equivalent to 37 /8s, 26 /16s and 206 /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: 145517 Total ARIN prefixes after maximum aggregation: 75204 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 116977 Unique aggregates announced from the ARIN address blocks: 46711 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: 5550 ARIN Region transit ASes present in the Internet Routing Table: 1497 Average ARIN Region AS path length visible: 4.1 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: 803266456 Equivalent to 47 /8s, 224 /16s and 223 /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: 90244 Total RIPE prefixes after maximum aggregation: 49815 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 82818 Unique aggregates announced from the RIPE address blocks: 52843 RIPE Region origin ASes present in the Internet Routing Table: 15857 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7850 RIPE Region transit ASes present in the Internet Routing Table: 2485 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 939 Number of RIPE addresses announced to Internet: 485100364 Equivalent to 28 /8s, 234 /16s and 11 /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: 34437 Total LACNIC prefixes after maximum aggregation: 7680 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 33622 Unique aggregates announced from the LACNIC address blocks: 17310 LACNIC Region origin ASes present in the Internet Routing Table: 1491 LACNIC Prefixes per ASN: 22.55 LACNIC Region origin ASes announcing only one prefix: 438 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: 277 Number of LACNIC addresses announced to Internet: 87263496 Equivalent to 5 /8s, 51 /16s and 137 /24s Percentage of available LACNIC address space announced: 57.8

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: 8389 Total AfriNIC prefixes after maximum aggregation: 1979 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 6462 Unique aggregates announced from the AfriNIC address blocks: 2028 AfriNIC Region origin ASes present in the Internet Routing Table: 475 AfriNIC Prefixes per ASN: 13.60 AfriNIC Region origin ASes announcing only one prefix: 148 AfriNIC Region transit ASes present in the Internet Routing Table: 106 Average AfriNIC Region AS path length visible: 4.5 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: 26878464 Equivalent to 1 /8s, 154 /16s and 34 /24s Percentage of available AfriNIC address space announced: 40.1

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 1929 11038 644 Korea Telecom (KIX) 17974 1783 516 31 PT TELEKOMUNIKASI INDONESIA 7545 1558 301 86 TPG Internet Pty Ltd 4755 1508 358 177 Videsh Sanchar Nigam Ltd. Aut 7552 1360 1064 7 Vietel Corporation 24560 1194 336 187 Bharti Airtel Ltd. 9829 1114 929 42 BSNL National Internet Backbo 9583 1062 78 500 Sify Limited 4808 1027 2073 290 CNCGROUP IP network: China169 17488 983 190 113 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 3620 3818 238 bellsouth.net, inc. 18566 1956 372 222 Covad Communications 1785 1815 681 121 AppliedTheory Corporation 7029 1648 1018 242 Windstream Communications Inc 4323 1615 1098 402 Time Warner Telecom 20115 1591 1538 624 Charter Communications 19262 1414 4792 393 Verizon Global Networks 22773 1406 2900 90 Cox Communications, Inc. 7018 1370 7085 897 AT&T WorldNet Services 2386 1257 520 906 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 1037 797 187 KPNQwest Backbone AS 9116 540 326 31 Goldenlines main autonomous s 34984 534 106 185 Tellcom Iletisim Hizmetleri 3292 519 2078 403 TDC Tele Danmark 6830 514 1788 317 UPC Distribution Services 20940 468 134 359 Akamai Technologies European 8866 457 133 26 Bulgarian Telecommunication C 12479 455 593 7 Uni2 Autonomous System 29049 434 32 53 AzerSat LLC. 3320 422 8151 368 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 1565 288 167 TVCABLE BOGOTA 8151 1430 2730 355 Uninet S.A. de C.V. 28573 1279 996 67 Types of queries are: POCs, o 7303 1059 577 173 Telecom Argentina Stet-France 6503 772 451 79 AVANTEL, S.A. 14420 701 56 82 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 523 54 49 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 799 147 35 LINKdotNET AS number 8452 772 445 11 TEDATA 15475 510 74 8 Nile Online 16637 305 697 88 Johnnic e-Ventures 3741 265 937 226 The Internet Solution 6713 260 519 14 Itissalat Al-MAGHRIB 36992 258 415 15 Etisalat MISR 33776 227 13 6 Starcomms Nigeria Limited 24835 177 78 10 RAYA Telecom - Egypt 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 3620 3818 238 bellsouth.net, inc. 23456 3011 720 1608 >>UNKNOWN<< 18566 1956 372 222 Covad Communications 4766 1929 11038 644 Korea Telecom (KIX) 1785 1815 681 121 AppliedTheory Corporation 17974 1783 516 31 PT TELEKOMUNIKASI INDONESIA 7029 1648 1018 242 Windstream Communications Inc 4323 1615 1098 402 Time Warner Telecom 20115 1591 1538 624 Charter Communications 10620 1565 288 167 TVCABLE BOGOTA

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 1783 1752 PT TELEKOMUNIKASI INDONESIA 18566 1956 1734 Covad Communications 1785 1815 1694 AppliedTheory Corporation 7545 1558 1472 TPG Internet Pty Ltd 7029 1648 1406 Windstream Communications Inc 23456 3011 1403 >>UNKNOWN<< 10620 1565 1398 TVCABLE BOGOTA 7552 1360 1353 Vietel Corporation 4755 1508 1331 Videsh Sanchar Nigam Ltd. Aut 22773 1406 1316 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 /12:233 /13:465 /14:805 /15:1435 /16:12159 /17:6143 /18:10113 /19:20069 /20:27532 /21:26886 /22:35456 /23:34584 /24:192370 /25:389 /26:355 /27:176 /28:364 /29:283 /30:745 /31:89 /32:644

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

ASN No of nets Total ann. Description 6389 2242 3620 bellsouth.net, inc. 18566 1907 1956 Covad Communications 23456 1489 3011 >>UNKNOWN<< 10620 1460 1565 TVCABLE BOGOTA 7029 1324 1648 Windstream Communications Inc 11492 1096 1142 Cable One 7011 1057 1159 Citizens Utilities 1785 1053 1815 AppliedTheory Corporation 6478 968 996 AT&T Worldnet Services 22773 905 1406 Cox Communications, Inc.

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

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

1:341 2:69 4:20 5:1 6:3 8:340 12:1962 13:1 14:497 15:15 16:3 17:5 20:9 23:18 24:1684 27:854 31:517 32:149 33:4 34:2 36:4 38:731 40:104 41:2549 42:36 44:3 46:1062 47:3 49:201 50:377 52:13 54:2 55:6 56:2 57:44 58:870 59:488 60:378 61:1188 62:1074 63:1960 64:4046 65:2302 66:3950 67:1922 68:1292 69:3144 70:825 71:373 72:1892 73:1 74:2488 75:340 76:348 77:901 78:711 79:497 80:1126 81:881 82:520 83:473 84:700 85:1087 86:538 87:783 88:339 89:1576 90:224 91:4004 92:528 93:1071 94:1364 95:882 96:424 97:264 98:929 99:37 101:83 103:164 106:79 107:26 108:81 109:1039 110:619 111:717 112:305 113:409 114:562 115:687 116:997 117:683 118:852 119:1182 120:314 121:695 122:1609 123:975 124:1312 125:1327 128:247 129:172 130:170 131:573 132:115 133:21 134:215 135:52 136:215 137:132 138:296 139:128 140:479 141:254 142:406 143:423 144:485 145:56 146:456 147:224 148:673 149:252 150:158 151:189 152:342 153:182 154:5 155:399 156:199 157:354 158:140 159:455 160:318 161:205 162:310 163:166 164:505 165:394 166:534 167:434 168:746 169:154 170:837 171:81 172:1 173:1634 174:612 175:390 176:148 177:188 178:1009 180:910 181:26 182:519 183:234 184:342 185:1 186:1310 187:759 188:901 189:967 190:5039 192:5952 193:5019 194:3573 195:3233 196:1204 197:45 198:3597 199:4011 200:5575 201:1478 202:8417 203:8472 204:4251 205:2346 206:2719 207:2813 208:4121 209:3499 210:2693 211:1460 212:2144 213:1854 214:784 215:68 216:4948 217:1641 218:549 219:349 220:1236 221:495 222:360 223:235

End of report