Orbit

Routing Table Report 00:00 GMT Sun 09 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: 379655 Prefixes after maximum aggregation: 170094 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 185689 Total ASes present in the Internet Routing Table: 38978 Prefixes per ASN: 9.74 Origin-only ASes present in the Internet Routing Table: 32293 Origin ASes announcing only one prefix: 15483 Transit ASes present in the Internet Routing Table: 5209 Transit-only ASes present in the Internet Routing Table: 137 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 25 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 4985 Unregistered ASNs in the Routing Table: 842 Number of 32-bit ASNs allocated by the RIRs: 1835 Number of 32-bit ASNs visible in the Routing Table: 1476 Prefixes from 32-bit ASNs in the Routing Table: 3378 Special use prefixes present in the Routing Table: 95 Prefixes being announced from unallocated address space: 95 Number of addresses announced to Internet: 2483626002 Equivalent to 148 /8s, 9 /16s and 32 /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: 91.5 Total number of prefixes smaller than registry allocations: 157860

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

Prefixes being announced by APNIC Region ASes: 92442 Total APNIC prefixes after maximum aggregation: 29701 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 89010 Unique aggregates announced from the APNIC address blocks: 38051 APNIC Region origin ASes present in the Internet Routing Table: 4556 APNIC Prefixes per ASN: 19.54 APNIC Region origin ASes announcing only one prefix: 1261 APNIC Region transit ASes present in the Internet Routing Table: 710 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 90 Number of APNIC addresses announced to Internet: 628498944 Equivalent to 37 /8s, 118 /16s and 34 /24s Percentage of available APNIC address space announced: 79.7

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: 147602 Total ARIN prefixes after maximum aggregation: 76125 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119445 Unique aggregates announced from the ARIN address blocks: 48040 ARIN Region origin ASes present in the Internet Routing Table: 14715 ARIN Prefixes per ASN: 8.12 ARIN Region origin ASes announcing only one prefix: 5645 ARIN Region transit ASes present in the Internet Routing Table: 1547 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804571672 Equivalent to 47 /8s, 244 /16s and 202 /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: 92133 Total RIPE prefixes after maximum aggregation: 50661 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 83947 Unique aggregates announced from the RIPE address blocks: 54293 RIPE Region origin ASes present in the Internet Routing Table: 16029 RIPE Prefixes per ASN: 5.24 RIPE Region origin ASes announcing only one prefix: 7970 RIPE Region transit ASes present in the Internet Routing Table: 2497 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1046 Number of RIPE addresses announced to Internet: 490881228 Equivalent to 29 /8s, 66 /16s and 64 /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: 35694 Total LACNIC prefixes after maximum aggregation: 7860 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 34956 Unique aggregates announced from the LACNIC address blocks: 18051 LACNIC Region origin ASes present in the Internet Routing Table: 1531 LACNIC Prefixes per ASN: 22.83 LACNIC Region origin ASes announcing only one prefix: 455 LACNIC Region transit ASes present in the Internet Routing Table: 274 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 324 Number of LACNIC addresses announced to Internet: 90618632 Equivalent to 5 /8s, 102 /16s and 187 /24s Percentage of available LACNIC address space announced: 60.0

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: 8204 Total AfriNIC prefixes after maximum aggregation: 2013 AfriNIC Deaggregation factor: 4.08 Prefixes being announced from the AfriNIC address blocks: 6315 Unique aggregates announced from the AfriNIC address blocks: 1983 AfriNIC Region origin ASes present in the Internet Routing Table: 487 AfriNIC Prefixes per ASN: 12.97 AfriNIC Region origin ASes announcing only one prefix: 152 AfriNIC Region transit ASes present in the Internet Routing Table: 105 Average AfriNIC Region AS path length visible: 4.2 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: 27778816 Equivalent to 1 /8s, 167 /16s and 223 /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 17974 1960 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1928 11055 650 Korea Telecom (KIX) 7545 1605 303 85 TPG Internet Pty Ltd 4755 1547 383 168 Videsh Sanchar Nigam Ltd. Aut 7552 1394 1064 7 Vietel Corporation 24560 1180 345 206 Bharti Airtel Ltd. 9829 1165 989 28 BSNL National Internet Backbo 4808 1094 2124 311 CNCGROUP IP network: China169 9583 1087 80 503 Sify Limited 18101 954 165 143 Reliance Infocom Ltd Internet

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 3553 3817 222 bellsouth.net, inc. 7029 1933 1028 235 Windstream Communications Inc 18566 1915 366 239 Covad Communications 1785 1833 680 121 AppliedTheory Corporation 4323 1628 1099 393 Time Warner Telecom 20115 1593 1542 637 Charter Communications 22773 1458 2907 100 Cox Communications, Inc. 19262 1394 4728 400 Verizon Global Networks 30036 1385 250 676 Mediacom Communications Corp 7018 1341 7067 878 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 1390 352 13 Corbina telecom 286 1073 825 200 KPNQwest Backbone AS 6830 636 1890 410 UPC Distribution Services 34984 578 108 180 Tellcom Iletisim Hizmetleri 20940 554 188 425 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 530 2082 407 TDC Tele Danmark 3320 503 8169 385 Deutsche Telekom AG 12479 481 593 7 Uni2 Autonomous System 8866 460 133 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 1680 310 154 TVCABLE BOGOTA 8151 1452 2822 345 Uninet S.A. de C.V. 28573 1348 1013 83 Types of queries are: POCs, o 7303 1164 683 175 Telecom Argentina Stet-France 14420 756 59 87 Types of queries are: POCs, o 27947 590 72 79 Telconet S.A 6503 586 450 71 AVANTEL, S.A. 22047 579 322 17 Types of queries are: POCs, o 10481 548 430 20 Prima S.A. 3816 537 233 95 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 686 146 34 LINKdotNET AS number 8452 498 445 11 TEDATA 15475 445 74 8 Nile Online 36992 298 415 19 Etisalat MISR 3741 277 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 12258 199 28 59 YEBO-AS 33776 197 13 13 Starcomms Nigeria Limited 29571 193 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 3553 3817 222 bellsouth.net, inc. 17974 1960 519 33 PT TELEKOMUNIKASI INDONESIA 7029 1933 1028 235 Windstream Communications Inc 4766 1928 11055 650 Korea Telecom (KIX) 18566 1915 366 239 Covad Communications 1785 1833 680 121 AppliedTheory Corporation 10620 1680 310 154 TVCABLE BOGOTA 4323 1628 1099 393 Time Warner Telecom 7545 1605 303 85 TPG Internet Pty Ltd 20115 1593 1542 637 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 17974 1960 1927 PT TELEKOMUNIKASI INDONESIA 1785 1833 1712 AppliedTheory Corporation 7029 1933 1698 Windstream Communications Inc 18566 1915 1676 Covad Communications 10620 1680 1526 TVCABLE BOGOTA 7545 1605 1520 TPG Internet Pty Ltd 7552 1394 1387 Vietel Corporation 4755 1547 1379 Videsh Sanchar Nigam Ltd. Aut 8402 1390 1377 Corbina telecom 22773 1458 1358 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 /8:20 /9:12 /10:27 /11:81 /12:235 /13:464 /14:812 /15:1457 /16:12113 /17:6257 /18:10380 /19:20419 /20:28347 /21:27693 /22:37059 /23:35360 /24:197264 /25:67 /26:86 /27:112 /28:279 /29:103 /30:481 /31:52 /32:475

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

ASN No of nets Total ann. Description 6389 2190 3553 bellsouth.net, inc. 18566 1871 1915 Covad Communications 7029 1608 1933 Windstream Communications Inc 10620 1575 1680 TVCABLE BOGOTA 8402 1367 1390 Corbina telecom 30036 1347 1385 Mediacom Communications Corp 11492 1115 1153 Cable One 1785 1055 1833 AppliedTheory Corporation 7011 1048 1167 Citizens Utilities 22773 947 1458 Cox Communications, Inc.

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

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

1:389 2:474 4:19 5:1 6:3 8:358 12:1958 13:1 14:530 15:11 16:3 17:7 20:9 23:55 24:1696 27:965 31:577 32:150 33:4 34:2 36:4 38:757 40:108 41:2515 42:50 44:3 46:1000 47:3 49:264 50:443 52:13 55:5 56:2 57:47 58:884 59:490 60:365 61:1175 62:1098 63:1956 64:4094 65:2306 66:4054 67:1995 68:1282 69:3316 70:881 71:378 72:1880 73:1 74:2555 75:376 76:347 77:885 78:867 79:479 80:1131 81:832 82:514 83:510 84:634 85:1121 86:412 87:875 88:359 89:1614 90:269 91:4170 92:528 93:1374 94:1303 95:1027 96:440 97:280 98:920 99:37 101:210 103:338 106:70 107:61 108:58 109:1046 110:666 111:796 112:320 113:483 114:577 115:699 116:911 117:711 118:907 119:1252 120:338 121:713 122:1608 123:1024 124:1366 125:1385 128:254 129:179 130:167 131:583 132:121 133:21 134:215 135:54 136:201 137:140 138:288 139:138 140:495 141:292 142:390 143:424 144:478 145:64 146:469 147:226 148:688 149:266 150:151 151:193 152:447 153:179 154:7 155:383 156:207 157:360 158:151 159:467 160:324 161:206 162:338 163:175 164:507 165:398 166:539 167:437 168:745 169:146 170:868 171:86 172:1 173:1689 174:662 175:427 176:258 177:287 178:1055 180:1106 181:34 182:636 183:209 184:381 185:1 186:1513 187:671 188:932 189:856 190:5171 192:5939 193:5039 194:3556 195:3128 196:1242 197:184 198:3637 199:4144 200:5523 201:1647 202:8560 203:8508 204:4305 205:2388 206:2732 207:2838 208:4167 209:3546 210:2722 211:1461 212:2110 213:1807 214:788 215:90 216:4971 217:1608 218:564 219:340 220:1243 221:514 222:343 223:285

End of report