Orbit

Routing Table Report 00:00 GMT Thu 15 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: 404395 Prefixes after maximum aggregation: 172151 Deaggregation factor: 2.35 Unique aggregates announced to Internet: 194646 Total ASes present in the Internet Routing Table: 40398 Prefixes per ASN: 10.01 Origin-only ASes present in the Internet Routing Table: 32867 Origin ASes announcing only one prefix: 15512 Transit ASes present in the Internet Routing Table: 5447 Transit-only ASes present in the Internet Routing Table: 141 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 28 Max AS path prepend of ASN (56677) 25 Prefixes from unregistered ASNs in the Routing Table: 5511 Unregistered ASNs in the Routing Table: 220 Number of 32-bit ASNs allocated by the RIRs: 2319 Number of 32-bit ASNs visible in the Routing Table: 2084 Prefixes from 32-bit ASNs in the Routing Table: 5021 Special use prefixes present in the Routing Table: 87 Prefixes being announced from unallocated address space: 656 Number of addresses announced to Internet: 2526890197 Equivalent to 150 /8s, 157 /16s and 72 /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: 170236

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

Prefixes being announced by APNIC Region ASes: 96430 Total APNIC prefixes after maximum aggregation: 30834 APNIC Deaggregation factor: 3.13 Prefixes being announced from the APNIC address blocks: 92902 Unique aggregates announced from the APNIC address blocks: 39225 APNIC Region origin ASes present in the Internet Routing Table: 4653 APNIC Prefixes per ASN: 19.97 APNIC Region origin ASes announcing only one prefix: 1247 APNIC Region transit ASes present in the Internet Routing Table: 743 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 164 Number of APNIC addresses announced to Internet: 640836608 Equivalent to 38 /8s, 50 /16s and 100 /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: 151531 Total ARIN prefixes after maximum aggregation: 77853 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 122907 Unique aggregates announced from the ARIN address blocks: 49898 ARIN Region origin ASes present in the Internet Routing Table: 14963 ARIN Prefixes per ASN: 8.21 ARIN Region origin ASes announcing only one prefix: 5676 ARIN Region transit ASes present in the Internet Routing Table: 1570 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 15 Number of ARIN addresses announced to Internet: 806507776 Equivalent to 48 /8s, 18 /16s and 85 /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: 102867 Total RIPE prefixes after maximum aggregation: 53101 RIPE Deaggregation factor: 1.94 Prefixes being announced from the RIPE address blocks: 93504 Unique aggregates announced from the RIPE address blocks: 57009 RIPE Region origin ASes present in the Internet Routing Table: 16355 RIPE Prefixes per ASN: 5.72 RIPE Region origin ASes announcing only one prefix: 7980 RIPE Region transit ASes present in the Internet Routing Table: 2634 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1418 Number of RIPE addresses announced to Internet: 502218636 Equivalent to 29 /8s, 239 /16s and 63 /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: 39511 Total LACNIC prefixes after maximum aggregation: 8113 LACNIC Deaggregation factor: 4.87 Prefixes being announced from the LACNIC address blocks: 39186 Unique aggregates announced from the LACNIC address blocks: 19519 LACNIC Region origin ASes present in the Internet Routing Table: 1574 LACNIC Prefixes per ASN: 24.90 LACNIC Region origin ASes announcing only one prefix: 438 LACNIC Region transit ASes present in the Internet Routing Table: 294 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 23 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 483 Number of LACNIC addresses announced to Internet: 98153480 Equivalent to 5 /8s, 217 /16s and 180 /24s Percentage of available LACNIC address space announced: 65.0

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: 8703 Total AfriNIC prefixes after maximum aggregation: 2103 AfriNIC Deaggregation factor: 4.14 Prefixes being announced from the AfriNIC address blocks: 6790 Unique aggregates announced from the AfriNIC address blocks: 2155 AfriNIC Region origin ASes present in the Internet Routing Table: 523 AfriNIC Prefixes per ASN: 12.98 AfriNIC Region origin ASes announcing only one prefix: 171 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: 4 Number of AfriNIC addresses announced to Internet: 31517184 Equivalent to 1 /8s, 224 /16s and 234 /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 1927 11101 679 Korea Telecom (KIX) 17974 1744 503 36 PT TELEKOMUNIKASI INDONESIA 7545 1647 303 89 TPG Internet Pty Ltd 4755 1568 386 159 Videsh Sanchar Nigam Ltd. Aut 9583 1201 91 510 Sify Limited 9829 1189 1001 30 BSNL National Internet Backbo 7552 1160 1062 11 Vietel Corporation 24560 1012 384 166 Bharti Airtel Ltd. 18101 949 130 156 Reliance Infocom Ltd Internet 4808 921 1875 266 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 3414 1006 158 Windstream Communications Inc 6389 3401 3807 198 bellsouth.net, inc. 18566 2091 382 177 Covad Communications 1785 1878 680 127 AppliedTheory Corporation 20115 1635 1555 634 Charter Communications 4323 1560 1039 362 Time Warner Telecom 22773 1546 2910 111 Cox Communications, Inc. 30036 1406 255 759 Mediacom Communications Corp 7018 1277 13743 840 AT&T WorldNet Services 2386 1163 493 860 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 8402 1792 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 34984 662 188 171 Tellcom Iletisim Hizmetleri 6830 641 1927 412 UPC Distribution Services 12479 632 653 67 Uni2 Autonomous System 20940 622 202 490 Akamai Technologies European 8551 601 360 81 Bezeq International 9116 541 326 32 Goldenlines main autonomous s

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 1775 326 152 TVCABLE BOGOTA 28573 1717 1094 58 Types of queries are: POCs, o 8151 1515 2997 329 Uninet S.A. de C.V. 7303 1330 823 185 Telecom Argentina Stet-France 26615 900 676 30 Types of queries are: POCs, o 27947 680 68 108 Telconet S.A 11172 636 91 73 Alestra 22047 582 322 17 Types of queries are: POCs, o 6503 567 418 66 AVANTEL, S.A. 3816 562 240 90 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 1252 958 13 TEDATA 24863 840 274 35 LINKdotNET AS number 6713 489 649 18 Itissalat Al-MAGHRIB 3741 268 922 225 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 YEBO-AS 24835 183 80 8 RAYA Telecom - Egypt 36923 157 20 4 Swift Networks Limited 29571 156 15 16 Ci Telecom Autonomous system 33776 153 11 24 Starcomms Nigeria 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 3414 1006 158 Windstream Communications Inc 6389 3401 3807 198 bellsouth.net, inc. 18566 2091 382 177 Covad Communications 4766 1927 11101 679 Korea Telecom (KIX) 1785 1878 680 127 AppliedTheory Corporation 8402 1792 544 16 Corbina telecom 10620 1775 326 152 TVCABLE BOGOTA 17974 1744 503 36 PT TELEKOMUNIKASI INDONESIA 28573 1717 1094 58 Types of queries are: POCs, o 7545 1647 303 89 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 3401 3203 bellsouth.net, inc. 18566 2091 1914 Covad Communications 8402 1792 1776 Corbina telecom 1785 1878 1751 AppliedTheory Corporation 17974 1744 1708 PT TELEKOMUNIKASI INDONESIA 28573 1717 1659 Types of queries are: POCs, o 10620 1775 1623 TVCABLE BOGOTA 7545 1647 1558 TPG Internet Pty Ltd 22773 1546 1435 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 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 12.45.103.0/24 209 Qwest 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 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 10.29.245.1/32 286 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 /8:20 /9:12 /10:28 /11:81 /12:235 /13:458 /14:825 /15:1507 /16:12337 /17:6508 /18:10824 /19:21055 /20:29761 /21:29894 /22:40341 /23:37753 /24:211130 /25:69 /26:75 /27:110 /28:276 /29:104 /30:510 /31:20 /32:462

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

ASN No of nets Total ann. Description 7029 3070 3414 Windstream Communications Inc 6389 2099 3401 bellsouth.net, inc. 18566 2040 2091 Covad Communications 8402 1770 1792 Corbina telecom 10620 1672 1775 TVCABLE BOGOTA 30036 1355 1406 Mediacom Communications Corp 11492 1125 1162 Cable One 1785 1062 1878 AppliedTheory Corporation 8452 1062 1252 TEDATA 7011 1038 1152 Citizens Utilities

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

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

1:527 2:758 4:18 6:3 8:394 12:1973 13:1 14:606 15:12 16:3 17:7 20:8 23:141 24:1759 27:1237 31:981 32:124 33:1 34:2 36:9 37:258 38:778 39:4 40:122 41:2965 42:129 44:3 46:1423 47:3 49:346 50:519 52:13 54:5 55:11 56:3 57:47 58:959 59:494 60:278 61:1202 62:983 63:2027 64:4181 65:2286 66:4520 67:2052 68:1343 69:3282 70:947 71:390 72:1831 73:1 74:2636 75:502 76:332 77:976 78:980 79:512 80:1223 81:898 82:645 83:552 84:609 85:1193 86:735 87:922 88:351 89:1579 90:287 91:4601 92:518 93:1390 94:1398 95:1129 96:376 97:316 98:816 99:38 100:6 101:239 103:899 106:64 107:176 108:204 109:1568 110:749 111:878 112:443 113:556 114:621 115:804 116:877 117:723 118:913 119:1214 120:334 121:714 122:1627 123:1099 124:1384 125:1281 128:542 129:195 130:265 131:577 132:170 133:21 134:240 135:63 136:212 137:185 138:275 139:157 140:486 141:237 142:390 143:420 144:499 145:69 146:489 147:253 148:758 149:300 150:158 151:176 152:449 153:171 154:7 155:444 156:212 157:383 158:162 159:520 160:329 161:245 162:344 163:186 164:531 165:413 166:565 167:463 168:809 169:149 170:842 171:120 172:4 173:1736 174:596 175:447 176:553 177:564 178:1284 180:1163 181:70 182:790 183:285 184:448 185:1 186:2107 187:850 188:1060 189:1207 190:5505 192:6012 193:5604 194:4586 195:3686 196:1285 197:164 198:3631 199:4457 200:5754 201:1650 202:8453 203:8651 204:4359 205:2459 206:2780 207:2800 208:4103 209:3632 210:2779 211:1476 212:2015 213:1881 214:870 215:103 216:5059 217:1529 218:542 219:340 220:1238 221:553 222:347 223:325

End of report