Orbit

Routing Table Report 00:00 GMT Mon 10 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: 379807 Prefixes after maximum aggregation: 170083 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 185509 Total ASes present in the Internet Routing Table: 38981 Prefixes per ASN: 9.74 Origin-only ASes present in the Internet Routing Table: 32297 Origin ASes announcing only one prefix: 15489 Transit ASes present in the Internet Routing Table: 5208 Transit-only ASes present in the Internet Routing Table: 135 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: 4999 Unregistered ASNs in the Routing Table: 850 Number of 32-bit ASNs allocated by the RIRs: 1837 Number of 32-bit ASNs visible in the Routing Table: 1476 Prefixes from 32-bit ASNs in the Routing Table: 3383 Special use prefixes present in the Routing Table: 95 Prefixes being announced from unallocated address space: 92 Number of addresses announced to Internet: 2483443466 Equivalent to 148 /8s, 6 /16s and 87 /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: 157925

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

Prefixes being announced by APNIC Region ASes: 92438 Total APNIC prefixes after maximum aggregation: 29642 APNIC Deaggregation factor: 3.12 Prefixes being announced from the APNIC address blocks: 88990 Unique aggregates announced from the APNIC address blocks: 37939 APNIC Region origin ASes present in the Internet Routing Table: 4555 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: 706 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: 628442112 Equivalent to 37 /8s, 117 /16s and 68 /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: 147613 Total ARIN prefixes after maximum aggregation: 76130 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119458 Unique aggregates announced from the ARIN address blocks: 48029 ARIN Region origin ASes present in the Internet Routing Table: 14717 ARIN Prefixes per ASN: 8.12 ARIN Region origin ASes announcing only one prefix: 5650 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: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804574232 Equivalent to 47 /8s, 244 /16s and 212 /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: 92143 Total RIPE prefixes after maximum aggregation: 50661 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 83963 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: 7965 RIPE Region transit ASes present in the Internet Routing Table: 2501 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: 490826956 Equivalent to 29 /8s, 65 /16s and 108 /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: 35738 Total LACNIC prefixes after maximum aggregation: 7909 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 35088 Unique aggregates announced from the LACNIC address blocks: 17995 LACNIC Region origin ASes present in the Internet Routing Table: 1537 LACNIC Prefixes per ASN: 22.83 LACNIC Region origin ASes announcing only one prefix: 461 LACNIC Region transit ASes present in the Internet Routing Table: 273 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: 90645760 Equivalent to 5 /8s, 103 /16s and 37 /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: 8294 Total AfriNIC prefixes after maximum aggregation: 2007 AfriNIC Deaggregation factor: 4.13 Prefixes being announced from the AfriNIC address blocks: 6389 Unique aggregates announced from the AfriNIC address blocks: 1969 AfriNIC Region origin ASes present in the Internet Routing Table: 485 AfriNIC Prefixes per ASN: 13.17 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: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 27734272 Equivalent to 1 /8s, 167 /16s and 49 /24s Percentage of available AfriNIC address space announced: 41.3

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 1956 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1928 11055 650 Korea Telecom (KIX) 7545 1607 303 85 TPG Internet Pty Ltd 4755 1537 379 170 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 1098 2124 313 CNCGROUP IP network: China169 9583 1087 80 503 Sify Limited 18101 952 165 142 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 1934 1036 235 Windstream Communications Inc 18566 1915 366 239 Covad Communications 1785 1833 680 121 AppliedTheory Corporation 4323 1627 1099 392 Time Warner Telecom 20115 1592 1541 636 Charter Communications 22773 1458 2907 100 Cox Communications, Inc. 19262 1394 4728 400 Verizon Global Networks 30036 1385 250 676 Mediacom Communications Corp 7018 1340 7067 877 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 1445 352 13 Corbina telecom 286 1074 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 480 593 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 1438 2822 340 Uninet S.A. de C.V. 28573 1357 1014 68 Types of queries are: POCs, o 7303 1163 683 175 Telecom Argentina Stet-France 14420 636 59 87 Types of queries are: POCs, o 27947 590 72 79 Telconet S.A 6503 585 450 71 AVANTEL, S.A. 22047 579 322 17 Types of queries are: POCs, o 10481 548 430 20 Prima S.A. 3816 536 232 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 787 147 36 LINKdotNET AS number 8452 500 445 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 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 YEBO-AS 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 1956 519 33 PT TELEKOMUNIKASI INDONESIA 7029 1934 1036 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 1627 1099 392 Time Warner Telecom 7545 1607 303 85 TPG Internet Pty Ltd 20115 1592 1541 636 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 1956 1923 PT TELEKOMUNIKASI INDONESIA 1785 1833 1712 AppliedTheory Corporation 7029 1934 1699 Windstream Communications Inc 18566 1915 1676 Covad Communications 10620 1680 1526 TVCABLE BOGOTA 7545 1607 1522 TPG Internet Pty Ltd 8402 1445 1432 Corbina telecom 7552 1394 1387 Vietel Corporation 4755 1537 1367 Videsh Sanchar Nigam Ltd. Aut 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 /16:12112 /17:6255 /18:10372 /19:20407 /20:28346 /21:27696 /22:37124 /23:35442 /24:197356 /25:53 /26:71 /27:100 /28:267 /29:95 /30:479 /31:52 /32:472

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 1934 Windstream Communications Inc 10620 1575 1680 TVCABLE BOGOTA 8402 1422 1445 Corbina telecom 30036 1347 1385 Mediacom Communications Corp 11492 1114 1152 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 2:488 4:19 5:1 6:3 8:358 12:1960 13:1 14:536 15:11 16:3 17:7 20:9 23:55 24:1696 27:965 31:578 32:150 33:4 34:2 36:4 38:756 40:108 41:2509 42:50 44:3 46:996 47:3 49:264 50:443 52:13 55:5 56:2 57:47 58:886 59:492 60:363 61:1175 62:1098 63:1957 64:4097 65:2305 66:4055 67:1995 68:1282 69:3313 70:883 71:378 72:1884 73:1 74:2561 75:376 76:348 77:885 78:863 79:479 80:1131 81:831 82:514 83:510 84:631 85:1119 86:412 87:874 88:359 89:1616 90:268 91:4172 92:528 93:1385 94:1297 95:1036 96:440 97:280 98:920 99:37 101:210 103:344 106:70 107:61 108:58 109:1048 110:672 111:795 112:320 113:483 114:578 115:695 116:900 117:709 118:906 119:1258 120:338 121:712 122:1609 123:1025 124:1366 125:1385 128:256 129:179 130:167 131:586 132:121 133:21 134:215 135:54 136:212 137:140 138:288 139:138 140:495 141:292 142:389 143:426 144:494 145:64 146:473 147:226 148:684 149:266 150:153 151:193 152:447 153:179 154:7 155:383 156:208 157:330 158:151 159:467 160:324 161:208 162:338 163:175 164:504 165:395 166:539 167:437 168:743 169:146 170:868 171:86 172:1 173:1686 174:662 175:428 176:269 177:349 178:1055 180:1110 181:37 182:635 183:209 184:369 185:1 186:1462 187:764 188:928 189:866 190:5118 192:5937 193:5034 194:3557 195:3130 196:1243 197:183 198:3641 199:4143 200:5516 201:1647 202:8542 203:8511 204:4306 205:2388 206:2732 207:2836 208:4176 209:3546 210:2728 211:1462 212:2110 213:1805 214:797 215:90 216:4971 217:1604 218:564 219:340 220:1243 221:514 222:343 223:285

End of report