Orbit

Routing Table Report 00:00 GMT Thu 13 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: 381730 Prefixes after maximum aggregation: 170654 Deaggregation factor: 2.24 Unique aggregates announced to Internet: 185657 Total ASes present in the Internet Routing Table: 39032 Prefixes per ASN: 9.78 Origin-only ASes present in the Internet Routing Table: 32272 Origin ASes announcing only one prefix: 15479 Transit ASes present in the Internet Routing Table: 5257 Transit-only ASes present in the Internet Routing Table: 141 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: 4877 Unregistered ASNs in the Routing Table: 794 Number of 32-bit ASNs allocated by the RIRs: 1847 Number of 32-bit ASNs visible in the Routing Table: 1503 Prefixes from 32-bit ASNs in the Routing Table: 3432 Special use prefixes present in the Routing Table: 90 Prefixes being announced from unallocated address space: 91 Number of addresses announced to Internet: 2483975698 Equivalent to 148 /8s, 14 /16s and 118 /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: 159165

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

Prefixes being announced by APNIC Region ASes: 92988 Total APNIC prefixes after maximum aggregation: 29960 APNIC Deaggregation factor: 3.10 Prefixes being announced from the APNIC address blocks: 89439 Unique aggregates announced from the APNIC address blocks: 37922 APNIC Region origin ASes present in the Internet Routing Table: 4562 APNIC Prefixes per ASN: 19.61 APNIC Region origin ASes announcing only one prefix: 1262 APNIC Region transit ASes present in the Internet Routing Table: 715 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: 91 Number of APNIC addresses announced to Internet: 628555520 Equivalent to 37 /8s, 118 /16s and 255 /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: 147908 Total ARIN prefixes after maximum aggregation: 76240 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119645 Unique aggregates announced from the ARIN address blocks: 47983 ARIN Region origin ASes present in the Internet Routing Table: 14721 ARIN Prefixes per ASN: 8.13 ARIN Region origin ASes announcing only one prefix: 5642 ARIN Region transit ASes present in the Internet Routing Table: 1545 Average ARIN Region AS path length visible: 3.7 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: 804746776 Equivalent to 47 /8s, 247 /16s and 118 /24s Percentage of available ARIN address space announced: 64.0

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: 92356 Total RIPE prefixes after maximum aggregation: 50739 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 84238 Unique aggregates announced from the RIPE address blocks: 54422 RIPE Region origin ASes present in the Internet Routing Table: 16030 RIPE Prefixes per ASN: 5.26 RIPE Region origin ASes announcing only one prefix: 7964 RIPE Region transit ASes present in the Internet Routing Table: 2534 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: 1056 Number of RIPE addresses announced to Internet: 491050956 Equivalent to 29 /8s, 68 /16s and 215 /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: 36487 Total LACNIC prefixes after maximum aggregation: 7897 LACNIC Deaggregation factor: 4.62 Prefixes being announced from the LACNIC address blocks: 35806 Unique aggregates announced from the LACNIC address blocks: 17992 LACNIC Region origin ASes present in the Internet Routing Table: 1541 LACNIC Prefixes per ASN: 23.24 LACNIC Region origin ASes announcing only one prefix: 457 LACNIC Region transit ASes present in the Internet Routing Table: 274 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 340 Number of LACNIC addresses announced to Internet: 90762504 Equivalent to 5 /8s, 104 /16s and 237 /24s Percentage of available LACNIC address space announced: 60.1

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: 8370 Total AfriNIC prefixes after maximum aggregation: 2024 AfriNIC Deaggregation factor: 4.14 Prefixes being announced from the AfriNIC address blocks: 6445 Unique aggregates announced from the AfriNIC address blocks: 1966 AfriNIC Region origin ASes present in the Internet Routing Table: 488 AfriNIC Prefixes per ASN: 13.21 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 111 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: 27544320 Equivalent to 1 /8s, 164 /16s and 75 /24s Percentage of available AfriNIC address space announced: 41.0

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 1933 11071 654 Korea Telecom (KIX) 17974 1918 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1609 303 87 TPG Internet Pty Ltd 4755 1539 635 171 Videsh Sanchar Nigam Ltd. Aut 7552 1393 1064 7 Vietel Corporation 9829 1165 989 28 BSNL National Internet Backbo 24560 1100 342 225 Bharti Airtel Ltd. 4808 1098 2128 315 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 3550 3815 221 bellsouth.net, inc. 7029 1926 1036 236 Windstream Communications Inc 18566 1916 366 240 Covad Communications 1785 1837 680 122 AppliedTheory Corporation 4323 1628 1099 392 Time Warner Telecom 20115 1592 1541 636 Charter Communications 22773 1460 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1385 250 676 Mediacom Communications Corp 7018 1341 7050 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 1472 352 13 Corbina telecom 286 1074 825 200 KPNQwest Backbone AS 6830 654 1927 415 UPC Distribution Services 34984 580 108 180 Tellcom Iletisim Hizmetleri 20940 555 188 426 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 533 2082 409 TDC Tele Danmark 3320 503 8169 385 Deutsche Telekom AG 12479 482 593 7 Uni2 Autonomous System 8866 459 133 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 1449 2824 345 Uninet S.A. de C.V. 28573 1369 1015 68 Types of queries are: POCs, o 7303 1164 683 175 Telecom Argentina Stet-France 27925 712 98 11 Entel PCS Telecomunicaciones 14420 636 59 87 Types of queries are: POCs, o 27947 588 72 78 Telconet S.A 6503 585 450 70 AVANTEL, S.A. 22047 579 322 17 Types of queries are: POCs, o 7738 553 1050 31 Telecomunicacoes da Bahia 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 792 146 36 LINKdotNET AS number 8452 504 446 12 TEDATA 15475 444 74 8 Nile Online 36992 298 415 19 Etisalat MISR 3741 278 938 230 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 29571 218 18 14 Ci Telecom Autonomous system 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 YEBO-AS

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 3550 3815 221 bellsouth.net, inc. 4766 1933 11071 654 Korea Telecom (KIX) 7029 1926 1036 236 Windstream Communications Inc 17974 1918 519 33 PT TELEKOMUNIKASI INDONESIA 18566 1916 366 240 Covad Communications 1785 1837 680 122 AppliedTheory Corporation 10620 1680 310 154 TVCABLE BOGOTA 4323 1628 1099 392 Time Warner Telecom 7545 1609 303 87 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 1918 1885 PT TELEKOMUNIKASI INDONESIA 1785 1837 1715 AppliedTheory Corporation 7029 1926 1690 Windstream Communications Inc 18566 1916 1676 Covad Communications 10620 1680 1526 TVCABLE BOGOTA 7545 1609 1522 TPG Internet Pty Ltd 8402 1472 1459 Corbina telecom 7552 1393 1386 Vietel Corporation 4755 1539 1368 Videsh Sanchar Nigam Ltd. Aut 22773 1460 1360 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 /8:19 /9:12 /10:27 /11:81 /12:235 /13:464 /14:812 /15:1458 /16:12141 /17:6273 /18:10453 /19:20473 /20:28435 /21:27816 /22:37241 /23:35543 /24:198593 /25:67 /26:86 /27:112 /28:272 /29:106 /30:482 /31:52 /32:477

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

ASN No of nets Total ann. Description 6389 2189 3550 bellsouth.net, inc. 18566 1872 1916 Covad Communications 7029 1600 1926 Windstream Communications Inc 10620 1575 1680 TVCABLE BOGOTA 8402 1449 1472 Corbina telecom 30036 1347 1385 Mediacom Communications Corp 11492 1115 1153 Cable One 1785 1056 1837 AppliedTheory Corporation 7011 1048 1166 Citizens Utilities 22773 948 1460 Cox Communications, Inc.

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

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

1:392 2:484 4:19 5:1 6:3 8:360 12:1954 13:1 14:540 15:11 16:3 17:7 20:9 23:57 24:1693 27:965 31:580 32:150 33:4 34:2 36:4 38:759 39:1 40:108 41:2534 42:51 44:3 46:991 47:3 49:271 50:447 52:13 55:5 56:2 57:47 58:895 59:489 60:367 61:1183 62:1100 63:1956 64:4096 65:2296 66:4057 67:1998 68:1281 69:3317 70:883 71:378 72:1888 73:1 74:2566 75:376 76:350 77:885 78:870 79:482 80:1127 81:830 82:513 83:540 84:644 85:1119 86:406 87:875 88:359 89:1614 90:268 91:4185 92:529 93:1521 94:1302 95:1045 96:440 97:281 98:922 99:37 101:212 103:358 106:70 107:64 108:58 109:1053 110:667 111:794 112:320 113:482 114:580 115:697 116:903 117:714 118:908 119:1245 120:338 121:710 122:1591 123:1027 124:1365 125:1382 128:256 129:181 130:167 131:587 132:120 133:21 134:219 135:54 136:213 137:139 138:289 139:151 140:493 141:294 142:390 143:429 144:496 145:64 146:473 147:227 148:651 149:266 150:154 151:193 152:448 153:178 154:7 155:385 156:207 157:361 158:152 159:468 160:323 161:209 162:337 163:181 164:509 165:395 166:538 167:437 168:746 169:146 170:870 171:86 172:4 173:1687 174:666 175:427 176:282 177:321 178:1056 180:1117 181:36 182:669 183:214 184:367 185:1 186:2089 187:670 188:933 189:847 190:5276 192:5960 193:5034 194:3561 195:3121 196:1243 197:185 198:3636 199:4156 200:5508 201:1656 202:8560 203:8563 204:4308 205:2393 206:2732 207:2842 208:4178 209:3578 210:2807 211:1463 212:2100 213:1776 214:789 215:89 216:4997 217:1617 218:566 219:339 220:1244 221:515 222:343 223:279

End of report