Orbit

Routing Table Report 04:00 +10GMT Tue 13 Mar, 2012

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

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

BGP routing table entries examined: 400654 Prefixes after maximum aggregation: 170744 Deaggregation factor: 2.35 Unique aggregates announced to Internet: 194815 Total ASes present in the Internet Routing Table: 40324 Prefixes per ASN: 9.94 Origin-only ASes present in the Internet Routing Table: 32845 Origin ASes announcing only one prefix: 15493 Transit ASes present in the Internet Routing Table: 5416 Transit-only ASes present in the Internet Routing Table: 145 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: 377 Unregistered ASNs in the Routing Table: 168 Number of 32-bit ASNs allocated by the RIRs: 2315 Number of 32-bit ASNs visible in the Routing Table: 2063 Prefixes from 32-bit ASNs in the Routing Table: 4933 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 599 Number of addresses announced to Internet: 2525777552 Equivalent to 150 /8s, 140 /16s and 78 /24s Percentage of available address space announced: 68.1 Percentage of allocated address space announced: 68.1 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: 170052

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

Prefixes being announced by APNIC Region ASes: 98506 Total APNIC prefixes after maximum aggregation: 31879 APNIC Deaggregation factor: 3.09 Prefixes being announced from the APNIC address blocks: 94899 Unique aggregates announced from the APNIC address blocks: 39423 APNIC Region origin ASes present in the Internet Routing Table: 4656 APNIC Prefixes per ASN: 20.38 APNIC Region origin ASes announcing only one prefix: 1234 APNIC Region transit ASes present in the Internet Routing Table: 734 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 164 Number of APNIC addresses announced to Internet: 640852064 Equivalent to 38 /8s, 50 /16s and 160 /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: 148651 Total ARIN prefixes after maximum aggregation: 75669 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 120189 Unique aggregates announced from the ARIN address blocks: 49875 ARIN Region origin ASes present in the Internet Routing Table: 14932 ARIN Prefixes per ASN: 8.05 ARIN Region origin ASes announcing only one prefix: 5668 ARIN Region transit ASes present in the Internet Routing Table: 1574 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: 15 Number of ARIN addresses announced to Internet: 806370560 Equivalent to 48 /8s, 16 /16s and 61 /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: 100580 Total RIPE prefixes after maximum aggregation: 52844 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 92104 Unique aggregates announced from the RIPE address blocks: 56952 RIPE Region origin ASes present in the Internet Routing Table: 16341 RIPE Prefixes per ASN: 5.64 RIPE Region origin ASes announcing only one prefix: 7986 RIPE Region transit ASes present in the Internet Routing Table: 2619 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: 1405 Number of RIPE addresses announced to Internet: 501631496 Equivalent to 29 /8s, 230 /16s and 74 /24s Percentage of available RIPE address space announced: 80.8

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: 38984 Total LACNIC prefixes after maximum aggregation: 8123 LACNIC Deaggregation factor: 4.80 Prefixes being announced from the LACNIC address blocks: 38681 Unique aggregates announced from the LACNIC address blocks: 19721 LACNIC Region origin ASes present in the Internet Routing Table: 1574 LACNIC Prefixes per ASN: 24.57 LACNIC Region origin ASes announcing only one prefix: 436 LACNIC Region transit ASes present in the Internet Routing Table: 283 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 22 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 475 Number of LACNIC addresses announced to Internet: 98139272 Equivalent to 5 /8s, 217 /16s and 124 /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: 8770 Total AfriNIC prefixes after maximum aggregation: 2099 AfriNIC Deaggregation factor: 4.18 Prefixes being announced from the AfriNIC address blocks: 6852 Unique aggregates announced from the AfriNIC address blocks: 2171 AfriNIC Region origin ASes present in the Internet Routing Table: 522 AfriNIC Prefixes per ASN: 13.13 AfriNIC Region origin ASes announcing only one prefix: 169 AfriNIC Region transit ASes present in the Internet Routing Table: 121 Average AfriNIC Region AS path length visible: 4.6 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: 31533312 Equivalent to 1 /8s, 225 /16s and 41 /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 2494 11110 994 Korea Telecom (KIX) 17974 1736 503 37 PT TELEKOMUNIKASI INDONESIA 7545 1649 303 87 TPG Internet Pty Ltd 4755 1568 386 160 TATA Communications formerly 9583 1202 91 509 Sify Limited 9829 1188 1001 30 BSNL National Internet Backbo 7552 1159 1062 11 Vietel Corporation 4808 1093 2048 311 CNCGROUP IP network: China169 24560 1012 384 166 Bharti Airtel Ltd., Telemedia 18101 949 130 156 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 3417 1006 158 Windstream Communications Inc 6389 3405 3807 198 bellsouth.net, inc. 18566 2091 382 177 Covad Communications 1785 1881 680 128 PaeTec Communications, Inc. 20115 1635 1555 634 Charter Communications 4323 1608 1059 384 Time Warner Telecom 22773 1546 2910 111 Cox Communications, Inc. 30036 1422 259 758 Mediacom Communications Corp 7018 1278 9776 839 AT&T WorldNet Services 2386 1162 493 859 AT&T Data Communications Serv

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 1846 544 16 Corbina telecom 2118 1421 97 13 EUnet/RELCOM Autonomous Syste 15557 1087 2184 60 LDCOM NETWORKS 34984 660 188 171 BILISIM TELEKOM 12479 644 648 54 Uni2 Autonomous System 6830 640 1927 411 UPC Distribution Services 20940 635 203 486 Akamai Technologies European 8551 577 360 81 Bezeq International 31148 540 37 9 FreeNet ISP 3320 533 8442 399 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 1761 326 160 TVCABLE BOGOTA 28573 1684 1092 57 NET Servicos de Comunicao S.A 8151 1482 3013 348 UniNet S.A. de C.V. 7303 1329 823 184 Telecom Argentina Stet-France 26615 898 672 29 Tim Brasil S.A. 27947 678 68 110 Telconet S.A 11172 634 91 72 Servicios Alestra S.A de C.V 22047 582 322 17 VTR PUNTO NET S.A. 6503 568 418 65 AVANTEL, S.A. 3816 558 240 89 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 1251 958 13 TEDATA 24863 834 274 37 LINKdotNET AS number 6713 489 649 18 Itissalat Al-MAGHRIB 3741 277 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 Vodacom Internet Company 24835 182 80 8 RAYA Telecom - Egypt 33776 161 12 16 Starcomms Nigeria Limited 36923 157 20 4 Swift Networks Limited 29571 156 15 16 Ci Telecom Autonomous system

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 3417 1006 158 Windstream Communications Inc 6389 3405 3807 198 bellsouth.net, inc. 4766 2494 11110 994 Korea Telecom (KIX) 18566 2091 382 177 Covad Communications 1785 1881 680 128 PaeTec Communications, Inc. 8402 1846 544 16 Corbina telecom 10620 1761 326 160 TVCABLE BOGOTA 17974 1736 503 37 PT TELEKOMUNIKASI INDONESIA 28573 1684 1092 57 NET Servicos de Comunicao S.A 7545 1649 303 87 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 3405 3207 bellsouth.net, inc. 18566 2091 1914 Covad Communications 8402 1846 1830 Corbina telecom 1785 1881 1753 PaeTec Communications, Inc. 17974 1736 1699 PT TELEKOMUNIKASI INDONESIA 28573 1684 1627 NET Servicos de Comunicao S.A 10620 1761 1601 TVCABLE BOGOTA 7545 1649 1562 TPG Internet Pty Ltd 4766 2494 1500 Korea Telecom (KIX) 22773 1546 1435 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 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 32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser

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 23.27.0.0/16 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 /14:818 /15:1475 /16:12182 /17:6224 /18:10408 /19:20466 /20:28582 /21:29431 /22:39940 /23:37172 /24:209404 /25:1220 /26:1446 /27:792 /28:165 /29:60 /30:17 /31:0 /32:19

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

ASN No of nets Total ann. Description 7029 3073 3417 Windstream Communications Inc 6389 2103 3405 bellsouth.net, inc. 18566 2040 2091 Covad Communications 8402 1824 1846 Corbina telecom 10620 1658 1761 TVCABLE BOGOTA 30036 1371 1422 Mediacom Communications Corp 11492 1125 1162 Cable One 1785 1064 1881 PaeTec Communications, Inc. 8452 1061 1251 TEDATA 7011 1042 1157 Citizens Utilities

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

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

1:522 2:781 4:14 6:3 8:392 12:1962 13:1 14:597 15:12 16:3 17:7 20:8 23:140 24:1750 27:1236 31:953 32:62 33:2 34:2 36:9 37:243 38:779 40:122 41:3007 42:128 44:3 46:1404 47:3 49:340 50:508 52:13 54:5 55:9 56:3 57:38 58:952 59:497 60:284 61:1190 62:973 63:2012 64:4142 65:2282 66:4486 67:2034 68:1158 69:3168 70:885 71:312 72:1780 74:2571 75:469 76:320 77:976 78:965 79:486 80:1208 81:889 82:632 83:540 84:605 85:1186 86:727 87:911 88:334 89:1565 90:286 91:4554 92:515 93:1397 94:1372 95:1121 96:375 97:316 98:810 99:38 100:5 101:239 103:878 106:64 107:172 108:196 109:1548 110:744 111:861 112:440 113:554 114:613 115:803 116:909 117:723 118:903 119:1258 120:331 121:683 122:1625 123:1084 124:1366 125:1342 128:541 129:192 130:261 131:590 132:170 133:21 134:237 135:63 136:212 137:185 138:275 139:145 140:489 141:236 142:389 143:419 144:496 145:69 146:487 147:242 148:725 149:300 150:162 151:176 152:449 153:171 154:7 155:429 156:212 157:381 158:162 159:519 160:329 161:245 162:344 163:186 164:531 165:394 166:564 167:463 168:810 169:148 170:846 171:117 172:4 173:1719 174:586 175:432 176:554 177:540 178:1285 180:1209 181:67 182:766 183:285 184:443 185:1 186:2100 187:841 188:1053 189:1206 190:5512 192:5984 193:5576 194:4464 195:3638 196:1285 197:168 198:3623 199:4450 200:5749 201:1762 202:8408 203:8678 204:4356 205:2452 206:2758 207:2791 208:4066 209:3594 210:2763 211:1467 212:1954 213:1870 214:868 215:103 216:5040 217:1517 218:541 219:332 220:1229 221:552 222:324 223:325

End of report