Orbit

Routing Table Report 04:00 +10GMT Wed 21 Mar, 2012

Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/

Analysis Summary ----------------

BGP routing table entries examined: 402139 Prefixes after maximum aggregation: 171167 Deaggregation factor: 2.35 Unique aggregates announced to Internet: 195011 Total ASes present in the Internet Routing Table: 40439 Prefixes per ASN: 9.94 Origin-only ASes present in the Internet Routing Table: 32903 Origin ASes announcing only one prefix: 15484 Transit ASes present in the Internet Routing Table: 5435 Transit-only ASes present in the Internet Routing Table: 143 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 33 Max AS path prepend of ASN (48687) 24 Prefixes from unregistered ASNs in the Routing Table: 432 Unregistered ASNs in the Routing Table: 201 Number of 32-bit ASNs allocated by the RIRs: 2323 Number of 32-bit ASNs visible in the Routing Table: 2101 Prefixes from 32-bit ASNs in the Routing Table: 5124 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 800 Number of addresses announced to Internet: 2527205264 Equivalent to 150 /8s, 162 /16s and 23 /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: 171007

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

Prefixes being announced by APNIC Region ASes: 98406 Total APNIC prefixes after maximum aggregation: 31988 APNIC Deaggregation factor: 3.08 Prefixes being announced from the APNIC address blocks: 94808 Unique aggregates announced from the APNIC address blocks: 39333 APNIC Region origin ASes present in the Internet Routing Table: 4672 APNIC Prefixes per ASN: 20.29 APNIC Region origin ASes announcing only one prefix: 1234 APNIC Region transit ASes present in the Internet Routing Table: 727 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 166 Number of APNIC addresses announced to Internet: 640840288 Equivalent to 38 /8s, 50 /16s and 114 /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: 148978 Total ARIN prefixes after maximum aggregation: 75779 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 120465 Unique aggregates announced from the ARIN address blocks: 49878 ARIN Region origin ASes present in the Internet Routing Table: 14942 ARIN Prefixes per ASN: 8.06 ARIN Region origin ASes announcing only one prefix: 5675 ARIN Region transit ASes present in the Internet Routing Table: 1577 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 16 Number of ARIN addresses announced to Internet: 806628864 Equivalent to 48 /8s, 20 /16s and 46 /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: 101273 Total RIPE prefixes after maximum aggregation: 53014 RIPE Deaggregation factor: 1.91 Prefixes being announced from the RIPE address blocks: 92660 Unique aggregates announced from the RIPE address blocks: 57081 RIPE Region origin ASes present in the Internet Routing Table: 16355 RIPE Prefixes per ASN: 5.67 RIPE Region origin ASes announcing only one prefix: 7973 RIPE Region transit ASes present in the Internet Routing Table: 2643 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1429 Number of RIPE addresses announced to Internet: 502147336 Equivalent to 29 /8s, 238 /16s and 41 /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: 39128 Total LACNIC prefixes after maximum aggregation: 8107 LACNIC Deaggregation factor: 4.83 Prefixes being announced from the LACNIC address blocks: 38858 Unique aggregates announced from the LACNIC address blocks: 19626 LACNIC Region origin ASes present in the Internet Routing Table: 1577 LACNIC Prefixes per ASN: 24.64 LACNIC Region origin ASes announcing only one prefix: 434 LACNIC Region transit ASes present in the Internet Routing Table: 290 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 17 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 485 Number of LACNIC addresses announced to Internet: 98515592 Equivalent to 5 /8s, 223 /16s and 58 /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: 8947 Total AfriNIC prefixes after maximum aggregation: 2111 AfriNIC Deaggregation factor: 4.24 Prefixes being announced from the AfriNIC address blocks: 7032 Unique aggregates announced from the AfriNIC address blocks: 2208 AfriNIC Region origin ASes present in the Internet Routing Table: 525 AfriNIC Prefixes per ASN: 13.39 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: 31511552 Equivalent to 1 /8s, 224 /16s and 212 /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 2497 11110 996 Korea Telecom (KIX) 17974 1741 500 62 PT TELEKOMUNIKASI INDONESIA 7545 1654 303 86 TPG Internet Pty Ltd 4755 1569 386 160 TATA Communications formerly 9583 1238 94 536 Sify Limited 9829 1184 1001 30 BSNL National Internet Backbo 7552 1165 1062 11 Vietel Corporation 4808 1096 2048 312 CNCGROUP IP network: China169 24560 1015 384 166 Bharti Airtel Ltd., Telemedia 18101 948 130 160 Reliance Infocom Ltd Internet

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 7029 3378 1006 155 Windstream Communications Inc 6389 3374 3807 199 bellsouth.net, inc. 18566 2093 383 179 Covad Communications 1785 1883 680 128 PaeTec Communications, Inc. 20115 1633 1558 628 Charter Communications 4323 1603 1060 382 Time Warner Telecom 22773 1545 2910 111 Cox Communications, Inc. 30036 1399 252 744 Mediacom Communications Corp 7018 1276 9776 835 AT&T WorldNet Services 11492 1164 212 415 Cable One

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8402 1780 544 16 Corbina telecom 2118 1427 97 13 EUnet/RELCOM Autonomous Syste 15557 1089 2247 55 LDCOM NETWORKS 31148 670 37 9 FreeNet ISP 34984 665 188 172 BILISIM TELEKOM 6830 641 1943 412 UPC Distribution Services 12479 640 651 55 Uni2 Autonomous System 20940 627 201 487 Akamai Technologies European 8551 576 360 81 Bezeq International 3320 532 8441 398 Deutsche Telekom AG

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1804 329 130 TVCABLE BOGOTA 28573 1696 1099 60 NET Servicos de Comunicao S.A 8151 1484 3017 348 UniNet S.A. de C.V. 7303 1346 824 189 Telecom Argentina Stet-France 26615 900 676 31 Tim Brasil S.A. 27947 676 68 109 Telconet S.A 11172 636 91 73 Servicios Alestra S.A de C.V 22047 584 326 15 VTR PUNTO NET S.A. 6503 559 418 65 AVANTEL, S.A. 3816 558 239 96 Empresa Nacional de Telecomun

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1264 958 13 TEDATA 24863 843 274 37 LINKdotNET AS number 6713 488 649 18 Itissalat Al-MAGHRIB 3741 271 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 Vodacom Internet Company 15399 193 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/current/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 7029 3378 1006 155 Windstream Communications Inc 6389 3374 3807 199 bellsouth.net, inc. 4766 2497 11110 996 Korea Telecom (KIX) 18566 2093 383 179 Covad Communications 1785 1883 680 128 PaeTec Communications, Inc. 10620 1804 329 130 TVCABLE BOGOTA 8402 1780 544 16 Corbina telecom 17974 1741 500 62 PT TELEKOMUNIKASI INDONESIA 28573 1696 1099 60 NET Servicos de Comunicao S.A 7545 1654 303 86 TPG Internet Pty Ltd

Complete listing at http://thyme.rand.apnic.net/current/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 1780 1764 Corbina telecom 1785 1883 1755 PaeTec Communications, Inc. 17974 1741 1679 PT TELEKOMUNIKASI INDONESIA 10620 1804 1674 TVCABLE BOGOTA 28573 1696 1636 NET Servicos de Comunicao S.A 7545 1654 1568 TPG Internet Pty Ltd 4766 2497 1501 Korea Telecom (KIX) 22773 1545 1434 Cox Communications, Inc.

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

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

Bad AS Designation Network Transit AS Description 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, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic

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

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

Prefix Origin AS Description 128.0.0.0/21 12654 RIPE NCC RIS Project 128.0.24.0/24 12654 RIPE NCC RIS Project

Complete listing at http://thyme.rand.apnic.net/current/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/current/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 /14:821 /15:1474 /16:12180 /17:6250 /18:10468 /19:20525 /20:28656 /21:29564 /22:40075 /23:37373 /24:210185 /25:1221 /26:1455 /27:796 /28:169 /29:59 /30:17 /31:0 /32:18

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

ASN No of nets Total ann. Description 7029 3038 3378 Windstream Communications Inc 6389 2089 3374 bellsouth.net, inc. 18566 2042 2093 Covad Communications 8402 1757 1780 Corbina telecom 10620 1701 1804 TVCABLE BOGOTA 30036 1347 1399 Mediacom Communications Corp 11492 1127 1164 Cable One 8452 1074 1264 TEDATA 1785 1065 1883 PaeTec Communications, Inc. 7011 1037 1151 Citizens Utilities

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

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

1:528 2:762 4:14 6:3 8:394 12:1974 13:1 14:606 15:12 16:3 17:7 20:8 23:144 24:1751 27:1247 31:931 32:62 33:2 34:2 36:8 37:291 38:778 40:122 41:3120 42:128 44:3 46:1431 47:3 49:339 50:515 52:13 54:5 55:10 56:3 57:37 58:958 59:495 60:278 61:1199 62:982 63:2014 64:4194 65:2281 66:4503 67:2003 68:1163 69:3179 70:900 71:389 72:1779 74:2584 75:491 76:320 77:965 78:983 79:496 80:1239 81:903 82:648 83:553 84:593 85:1197 86:724 87:917 88:348 89:1611 90:294 91:4616 92:519 93:1488 94:1453 95:1129 96:375 97:316 98:797 99:38 100:6 101:151 103:913 106:64 107:175 108:207 109:1549 110:749 111:896 112:443 113:562 114:630 115:751 116:870 117:726 118:906 119:1204 120:337 121:693 122:1658 123:1088 124:1364 125:1263 128:547 129:190 130:261 131:594 132:173 133:21 134:242 135:63 136:212 137:187 138:275 139:145 140:493 141:241 142:391 143:427 144:498 145:69 146:491 147:243 148:722 149:295 150:156 151:174 152:456 153:171 154:7 155:428 156:213 157:380 158:163 159:522 160:326 161:250 162:349 163:186 164:535 165:393 166:563 167:463 168:811 169:148 170:842 171:121 172:4 173:1717 174:584 175:434 176:457 177:576 178:1290 180:1109 181:73 182:766 183:277 184:441 185:1 186:2125 187:857 188:1140 189:1195 190:5535 192:5984 193:5593 194:4566 195:3635 196:1286 197:186 198:3619 199:4474 200:5747 201:1649 202:8442 203:8599 204:4355 205:2466 206:2744 207:2799 208:4071 209:3602 210:2760 211:1466 212:1977 213:1901 214:870 215:108 216:5051 217:1525 218:539 219:341 220:1231 221:552 222:325 223:328

End of report