Orbit

Routing Table Report 00:00 GMT Wed 21 Mar, 2012

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: 405504 Prefixes after maximum aggregation: 172476 Deaggregation factor: 2.35 Unique aggregates announced to Internet: 195108 Total ASes present in the Internet Routing Table: 40474 Prefixes per ASN: 10.02 Origin-only ASes present in the Internet Routing Table: 32916 Origin ASes announcing only one prefix: 15522 Transit ASes present in the Internet Routing Table: 5442 Transit-only ASes present in the Internet Routing Table: 141 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 28 Max AS path prepend of ASN (19202) 25 Prefixes from unregistered ASNs in the Routing Table: 5665 Unregistered ASNs in the Routing Table: 236 Number of 32-bit ASNs allocated by the RIRs: 2323 Number of 32-bit ASNs visible in the Routing Table: 2116 Prefixes from 32-bit ASNs in the Routing Table: 5151 Special use prefixes present in the Routing Table: 87 Prefixes being announced from unallocated address space: 810 Number of addresses announced to Internet: 2527815382 Equivalent to 150 /8s, 171 /16s and 102 /24s Percentage of available address space announced: 68.2 Percentage of allocated address space announced: 68.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 92.1 Total number of prefixes smaller than registry allocations: 170951

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

Prefixes being announced by APNIC Region ASes: 96403 Total APNIC prefixes after maximum aggregation: 30889 APNIC Deaggregation factor: 3.12 Prefixes being announced from the APNIC address blocks: 92891 Unique aggregates announced from the APNIC address blocks: 39318 APNIC Region origin ASes present in the Internet Routing Table: 4660 APNIC Prefixes per ASN: 19.93 APNIC Region origin ASes announcing only one prefix: 1250 APNIC Region transit ASes present in the Internet Routing Table: 735 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 167 Number of APNIC addresses announced to Internet: 640941312 Equivalent to 38 /8s, 51 /16s and 253 /24s Percentage of available APNIC address space announced: 81.3

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: 151672 Total ARIN prefixes after maximum aggregation: 77986 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 122964 Unique aggregates announced from the ARIN address blocks: 49909 ARIN Region origin ASes present in the Internet Routing Table: 14967 ARIN Prefixes per ASN: 8.22 ARIN Region origin ASes announcing only one prefix: 5680 ARIN Region transit ASes present in the Internet Routing Table: 1574 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 16 Number of ARIN addresses announced to Internet: 806730240 Equivalent to 48 /8s, 21 /16s and 186 /24s Percentage of available ARIN address space announced: 64.1

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: 103313 Total RIPE prefixes after maximum aggregation: 53226 RIPE Deaggregation factor: 1.94 Prefixes being announced from the RIPE address blocks: 93820 Unique aggregates announced from the RIPE address blocks: 57097 RIPE Region origin ASes present in the Internet Routing Table: 16370 RIPE Prefixes per ASN: 5.73 RIPE Region origin ASes announcing only one prefix: 7987 RIPE Region transit ASes present in the Internet Routing Table: 2644 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1438 Number of RIPE addresses announced to Internet: 502309516 Equivalent to 29 /8s, 240 /16s and 162 /24s Percentage of available RIPE address space announced: 80.9

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: 39630 Total LACNIC prefixes after maximum aggregation: 8090 LACNIC Deaggregation factor: 4.90 Prefixes being announced from the LACNIC address blocks: 39317 Unique aggregates announced from the LACNIC address blocks: 19593 LACNIC Region origin ASes present in the Internet Routing Table: 1573 LACNIC Prefixes per ASN: 24.99 LACNIC Region origin ASes announcing only one prefix: 437 LACNIC Region transit ASes present in the Internet Routing Table: 292 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 490 Number of LACNIC addresses announced to Internet: 98461960 Equivalent to 5 /8s, 222 /16s and 105 /24s Percentage of available LACNIC address space announced: 65.2

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: 8980 Total AfriNIC prefixes after maximum aggregation: 2121 AfriNIC Deaggregation factor: 4.23 Prefixes being announced from the AfriNIC address blocks: 7069 Unique aggregates announced from the AfriNIC address blocks: 2207 AfriNIC Region origin ASes present in the Internet Routing Table: 525 AfriNIC Prefixes per ASN: 13.46 AfriNIC Region origin ASes announcing only one prefix: 168 AfriNIC Region transit ASes present in the Internet Routing Table: 118 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: 5 Number of AfriNIC addresses announced to Internet: 31518465 Equivalent to 1 /8s, 224 /16s and 239 /24s Percentage of available AfriNIC address space announced: 47.0

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 1932 11102 681 Korea Telecom (KIX) 17974 1741 500 62 PT TELEKOMUNIKASI INDONESIA 7545 1651 303 88 TPG Internet Pty Ltd 4755 1569 386 160 Videsh Sanchar Nigam Ltd. Aut 9583 1242 95 539 Sify Limited 9829 1186 1001 30 BSNL National Internet Backbo 7552 1165 1062 11 Vietel Corporation 24560 1015 384 166 Bharti Airtel Ltd. 18101 948 130 160 Reliance Infocom Ltd Internet 4808 925 1875 267 CNCGROUP IP network: China169

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 7029 3375 1006 155 Windstream Communications Inc 6389 3374 3807 199 bellsouth.net, inc. 18566 2093 383 179 Covad Communications 1785 1879 680 127 AppliedTheory Corporation 20115 1634 1558 629 Charter Communications 4323 1573 1073 371 Time Warner Telecom 22773 1545 2910 111 Cox Communications, Inc. 30036 1399 252 744 Mediacom Communications Corp 7018 1277 9648 837 AT&T WorldNet Services 11492 1164 212 415 Cable One

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 1771 544 16 Corbina telecom 2118 1427 97 13 EUnet/RELCOM Autonomous Syste 15557 1089 2247 55 LDCOM NETWORKS 286 1071 854 202 KPNQwest Backbone AS 31148 670 37 9 FreeNet ISP 34984 665 188 172 Tellcom Iletisim Hizmetleri 6830 642 1943 413 UPC Distribution Services 12479 640 651 55 Uni2 Autonomous System 20940 620 202 490 Akamai Technologies European 8551 602 360 81 Bezeq International

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 1806 329 130 TVCABLE BOGOTA 28573 1725 1099 60 Types of queries are: POCs, o 8151 1523 3000 330 Uninet S.A. de C.V. 7303 1346 824 189 Telecom Argentina Stet-France 26615 900 676 31 Types of queries are: POCs, o 27947 677 68 109 Telconet S.A 11172 637 91 73 Alestra 22047 584 326 15 Types of queries are: POCs, o 6503 566 418 66 AVANTEL, S.A. 3816 560 239 97 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 8452 1264 958 13 TEDATA 24863 841 274 35 LINKdotNET AS number 6713 489 649 18 Itissalat Al-MAGHRIB 3741 271 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 YEBO-AS 15399 190 29 12 Wananchi Online Limited 24835 177 80 8 RAYA Telecom - Egypt 33776 162 12 25 Starcomms Nigeria Limited 36923 157 20 4 Swift Networks Limited

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 7029 3375 1006 155 Windstream Communications Inc 6389 3374 3807 199 bellsouth.net, inc. 18566 2093 383 179 Covad Communications 4766 1932 11102 681 Korea Telecom (KIX) 1785 1879 680 127 AppliedTheory Corporation 10620 1806 329 130 TVCABLE BOGOTA 8402 1771 544 16 Corbina telecom 17974 1741 500 62 PT TELEKOMUNIKASI INDONESIA 28573 1725 1099 60 Types of queries are: POCs, o 7545 1651 303 88 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 6389 3374 3175 bellsouth.net, inc. 18566 2093 1914 Covad Communications 8402 1771 1755 Corbina telecom 1785 1879 1752 AppliedTheory Corporation 17974 1741 1679 PT TELEKOMUNIKASI INDONESIA 10620 1806 1676 TVCABLE BOGOTA 28573 1725 1665 Types of queries are: POCs, o 7545 1651 1563 TPG Internet Pty Ltd 22773 1545 1434 Cox Communications, Inc. 2118 1427 1414 EUnet/RELCOM Autonomous Syste

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

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 23456 UNALLOCATED 8.14.101.0/24 6461 AboveNet Communicati 54439 UNALLOCATED 8.25.174.0/24 3356 Level 3 Communicatio 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 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,

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

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.29.245.1/32 286 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 10.29.245.27/32 286 KPNQwest Backbone AS

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

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 23.27.0.0/20 54500 EGIHosting 23.27.16.0/20 54500 EGIHosting

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 /10:28 /11:81 /12:235 /13:458 /14:826 /15:1507 /16:12329 /17:6525 /18:10850 /19:21075 /20:29812 /21:29988 /22:40450 /23:37831 /24:211851 /25:69 /26:75 /27:110 /28:278 /29:104 /30:510 /31:20 /32:461

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

ASN No of nets Total ann. Description 7029 3035 3375 Windstream Communications Inc 6389 2089 3374 bellsouth.net, inc. 18566 2042 2093 Covad Communications 8402 1748 1771 Corbina telecom 10620 1703 1806 TVCABLE BOGOTA 30036 1347 1399 Mediacom Communications Corp 11492 1127 1164 Cable One 8452 1074 1264 TEDATA 1785 1062 1879 AppliedTheory Corporation 15557 1036 1089 LDCOM NETWORKS

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

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

1:531 2:765 4:18 6:3 8:396 12:1977 13:1 14:612 15:12 16:3 17:7 20:8 23:144 24:1760 27:1247 31:959 32:124 33:2 34:2 36:8 37:293 38:785 39:4 40:122 41:3136 42:129 44:3 46:1438 47:3 49:346 50:518 52:13 54:5 55:9 56:3 57:46 58:963 59:495 60:278 61:1211 62:993 63:2031 64:4217 65:2282 66:4525 67:2043 68:1347 69:3295 70:946 71:389 72:1809 73:1 74:2637 75:504 76:332 77:967 78:987 79:512 80:1244 81:909 82:661 83:558 84:605 85:1201 86:733 87:920 88:351 89:1620 90:294 91:4629 92:521 93:1488 94:1461 95:1131 96:378 97:316 98:804 99:38 100:6 101:151 103:922 106:64 107:175 108:211 109:1560 110:757 111:894 112:445 113:563 114:635 115:776 116:883 117:726 118:919 119:1207 120:339 121:717 122:1659 123:1095 124:1369 125:1264 128:550 129:193 130:266 131:595 132:173 133:21 134:244 135:63 136:212 137:187 138:275 139:157 140:494 141:241 142:392 143:432 144:498 145:69 146:492 147:253 148:756 149:296 150:156 151:174 152:456 153:171 154:7 155:444 156:213 157:382 158:163 159:520 160:326 161:250 162:343 163:186 164:535 165:412 166:563 167:463 168:812 169:149 170:842 171:121 172:4 173:1734 174:586 175:447 176:457 177:577 178:1293 180:1146 181:73 182:772 183:277 184:448 185:1 186:2126 187:844 188:1139 189:1195 190:5542 192:6014 193:5621 194:4592 195:3679 196:1288 197:186 198:3628 199:4482 200:5763 201:1652 202:8449 203:8642 204:4359 205:2471 206:2768 207:2806 208:4085 209:3633 210:2783 211:1478 212:2033 213:1913 214:866 215:108 216:5072 217:1531 218:541 219:355 220:1238 221:553 222:331 223:328

End of report