Routing Table Report 04:00 +10GMT Tue 28 Aug, 2012

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

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

BGP routing table entries examined: 422808 Prefixes after maximum aggregation: 177668 Deaggregation factor: 2.38 Unique aggregates announced to Internet: 206394 Total ASes present in the Internet Routing Table: 41914 Prefixes per ASN: 10.09 Origin-only ASes present in the Internet Routing Table: 33513 Origin ASes announcing only one prefix: 15733 Transit ASes present in the Internet Routing Table: 5598 Transit-only ASes present in the Internet Routing Table: 134 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 32 Max AS path prepend of ASN ( 48687) 24 Prefixes from unregistered ASNs in the Routing Table: 641 Unregistered ASNs in the Routing Table: 228 Number of 32-bit ASNs allocated by the RIRs: 3182 Number of 32-bit ASNs visible in the Routing Table: 2803 Prefixes from 32-bit ASNs in the Routing Table: 7276 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 165 Number of addresses announced to Internet: 2591308844 Equivalent to 154 /8s, 116 /16s and 60 /24s Percentage of available address space announced: 69.9 Percentage of allocated address space announced: 70.0 Percentage of available address space allocated: 99.9 Percentage of address space in use by end-sites: 93.3 Total number of prefixes smaller than registry allocations: 149193

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

Prefixes being announced by APNIC Region ASes: 101743 Total APNIC prefixes after maximum aggregation: 32902 APNIC Deaggregation factor: 3.09 Prefixes being announced from the APNIC address blocks: 102343 Unique aggregates announced from the APNIC address blocks: 42513 APNIC Region origin ASes present in the Internet Routing Table: 4741 APNIC Prefixes per ASN: 21.59 APNIC Region origin ASes announcing only one prefix: 1241 APNIC Region transit ASes present in the Internet Routing Table: 763 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 287 Number of APNIC addresses announced to Internet: 707679904 Equivalent to 42 /8s, 46 /16s and 86 /24s Percentage of available APNIC address space announced: 82.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 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, 150/8, 153/8, 163/8, 171/8, 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: 153969 Total ARIN prefixes after maximum aggregation: 77884 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 154969 Unique aggregates announced from the ARIN address blocks: 68961 ARIN Region origin ASes present in the Internet Routing Table: 15232 ARIN Prefixes per ASN: 10.17 ARIN Region origin ASes announcing only one prefix: 5762 ARIN Region transit ASes present in the Internet Routing Table: 1601 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: 17 Number of ARIN addresses announced to Internet: 1085445504 Equivalent to 64 /8s, 178 /16s and 149 /24s Percentage of available ARIN address space announced: 57.4

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, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 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: 106948 Total RIPE prefixes after maximum aggregation: 56190 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 109244 Unique aggregates announced from the RIPE address blocks: 69310 RIPE Region origin ASes present in the Internet Routing Table: 16780 RIPE Prefixes per ASN: 6.51 RIPE Region origin ASes announcing only one prefix: 8129 RIPE Region transit ASes present in the Internet Routing Table: 2711 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1825 Number of RIPE addresses announced to Internet: 641620452 Equivalent to 38 /8s, 62 /16s and 89 /24s Percentage of available RIPE address space announced: 93.3

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 59392-61439, 196608-199679 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, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 43127 Total LACNIC prefixes after maximum aggregation: 8438 LACNIC Deaggregation factor: 5.11 Prefixes being announced from the LACNIC address blocks: 46018 Unique aggregates announced from the LACNIC address blocks: 22014 LACNIC Region origin ASes present in the Internet Routing Table: 1633 LACNIC Prefixes per ASN: 28.18 LACNIC Region origin ASes announcing only one prefix: 426 LACNIC Region transit ASes present in the Internet Routing Table: 315 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 668 Number of LACNIC addresses announced to Internet: 114574888 Equivalent to 6 /8s, 212 /16s and 70 /24s Percentage of available LACNIC address space announced: 68.3

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, 191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 9592 Total AfriNIC prefixes after maximum aggregation: 2202 AfriNIC Deaggregation factor: 4.36 Prefixes being announced from the AfriNIC address blocks: 10069 Unique aggregates announced from the AfriNIC address blocks: 3459 AfriNIC Region origin ASes present in the Internet Routing Table: 559 AfriNIC Prefixes per ASN: 18.01 AfriNIC Region origin ASes announcing only one prefix: 175 AfriNIC Region transit ASes present in the Internet Routing Table: 122 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: 6 Number of AfriNIC addresses announced to Internet: 41684736 Equivalent to 2 /8s, 124 /16s and 15 /24s Percentage of available AfriNIC address space announced: 41.4

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 2953 11125 1420 Korea Telecom (KIX) 17974 2342 702 54 PT TELEKOMUNIKASI INDONESIA 7545 1727 301 87 TPG Internet Pty Ltd 4755 1608 386 158 TATA Communications formerly 9829 1309 1100 27 BSNL National Internet Backbo 9583 1177 86 509 Sify Limited 4808 1130 2052 323 CNCGROUP IP network: China169 7552 1107 1062 11 Vietel Corporation 24560 1040 386 160 Bharti Airtel Ltd., Telemedia 9498 1000 310 73 BHARTI Airtel Ltd.

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 3451 990 154 Windstream Communications Inc 6389 3357 3754 189 bellsouth.net, inc. 18566 2086 382 179 Covad Communications 1785 1946 681 130 PaeTec Communications, Inc. 22773 1825 2930 128 Cox Communications, Inc. 20115 1649 1575 609 Charter Communications 4323 1574 1026 387 Time Warner Telecom 30036 1438 281 728 Mediacom Communications Corp 7018 1237 10307 809 AT&T WorldNet Services 11492 1197 217 345 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 1637 544 16 Corbina telecom 15557 1218 2247 55 LDCOM NETWORKS 12479 828 764 85 Uni2 Autonomous System 34984 750 189 175 BILISIM TELEKOM 6830 719 2313 446 UPC Distribution Services 31148 712 37 9 FreeNet ISP 20940 707 227 549 Akamai Technologies European 2118 685 97 14 EUnet/RELCOM Autonomous Syste 13188 658 100 9 Educational Network 58113 616 69 362 LIR DATACENTER TELECOM SRL

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 2100 358 219 TVCABLE BOGOTA 28573 2051 1244 55 NET Servicos de Comunicao S.A 7303 1565 1034 200 Telecom Argentina Stet-France 8151 1472 3033 346 UniNet S.A. de C.V. 6503 1419 435 68 AVANTEL, S.A. 6458 884 81 15 GUATEL 27947 721 74 95 Telconet S.A 3816 602 255 90 Empresa Nacional de Telecomun 11172 591 85 70 Servicios Alestra S.A de C.V 22047 580 326 15 VTR PUNTO NET S.A.

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 880 958 13 TEDATA 24863 869 275 36 LINKdotNET AS number 36998 535 48 3 MOBITEL 6713 517 650 19 Itissalat Al-MAGHRIB 24835 267 80 8 RAYA Telecom - Egypt 3741 261 904 222 The Internet Solution 12258 194 28 66 Vodacom Internet Company 33776 194 13 11 Starcomms Nigeria Limited 15706 193 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom

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 3451 990 154 Windstream Communications Inc 6389 3357 3754 189 bellsouth.net, inc. 4766 2953 11125 1420 Korea Telecom (KIX) 17974 2342 702 54 PT TELEKOMUNIKASI INDONESIA 10620 2100 358 219 TVCABLE BOGOTA 18566 2086 382 179 Covad Communications 28573 2051 1244 55 NET Servicos de Comunicao S.A 1785 1946 681 130 PaeTec Communications, Inc. 22773 1825 2930 128 Cox Communications, Inc. 7545 1727 301 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 3357 3168 bellsouth.net, inc. 17974 2342 2288 PT TELEKOMUNIKASI INDONESIA 28573 2051 1996 NET Servicos de Comunicao S.A 18566 2086 1907 Covad Communications 10620 2100 1881 TVCABLE BOGOTA 1785 1946 1816 PaeTec Communications, Inc. 22773 1825 1697 Cox Communications, Inc. 7545 1727 1640 TPG Internet Pty Ltd 8402 1637 1621 Corbina telecom 4766 2953 1533 Korea Telecom (KIX)

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

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

Bad AS Designation Network Transit AS Description 59414 UNALLOCATED 5.102.144.0/21 15576 Nextra backbone in D 59395 UNALLOCATED 5.133.16.0/21 12658 Dexterity Networks L 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59521 UNALLOCATED 5.134.192.0/21 29518 Labs2 59581 UNALLOCATED 5.149.8.0/21 25577 C4L main AS 59457 UNALLOCATED 5.149.64.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.65.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.66.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.67.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.68.0/24 35567 DASTO semtel d.o.o.

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

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 27.112.114.0/24 23884 Proimage Engineering and Comm 41.207.224.0/23 36898 UniNet Communications

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 /9:14 /10:29 /11:84 /12:238 /13:475 /14:841 /15:1533 /16:12373 /17:6392 /18:10816 /19:20937 /20:30068 /21:31748 /22:42003 /23:39746 /24:221464 /25:1311 /26:1536 /27:904 /28:171 /29:64 /30:18 /31:0 /32:24

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

ASN No of nets Total ann. Description 7029 2809 3451 Windstream Communications Inc 18566 2036 2086 Covad Communications 6389 1856 3357 bellsouth.net, inc. 30036 1371 1438 Mediacom Communications Corp 8402 1366 1637 Corbina telecom 22773 1175 1825 Cox Communications, Inc. 15557 1162 1218 LDCOM NETWORKS 11492 1160 1197 Cable One 1785 1041 1946 PaeTec Communications, Inc. 6503 973 1419 AVANTEL, S.A.

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

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

1:563 2:783 3:1 4:13 5:380 6:3 8:438 12:2003 13:1 14:650 15:11 16:3 17:6 20:27 23:205 24:1797 27:1324 31:1044 32:56 33:2 34:2 36:8 37:742 38:824 39:1 40:133 41:2869 42:157 44:3 46:1587 47:2 49:471 50:594 52:13 54:17 55:7 56:1 57:28 58:990 59:525 60:238 61:1285 62:987 63:2008 64:4268 65:2246 66:4500 67:2046 68:1157 69:3206 70:987 71:525 72:1867 74:2574 75:491 76:330 77:951 78:918 79:488 80:1276 81:958 82:635 83:534 84:625 85:1127 86:786 87:928 88:363 89:1822 90:301 91:5128 92:590 93:1530 94:1585 95:1271 96:414 97:317 98:905 99:39 100:23 101:262 103:1439 105:512 106:116 107:198 108:434 109:1910 110:797 111:955 112:431 113:680 114:654 115:847 116:887 117:729 118:937 119:1249 120:301 121:690 122:1660 123:1182 124:1355 125:1265 128:548 129:185 130:283 131:627 132:301 133:22 134:246 135:61 136:218 137:238 138:338 139:184 140:502 141:276 142:485 143:359 144:487 145:81 146:513 147:260 148:758 149:299 150:158 151:168 152:457 153:177 154:20 155:423 156:222 157:382 158:177 159:640 160:346 161:408 162:405 163:190 164:689 165:416 166:563 167:539 168:959 169:125 170:905 171:145 172:5 173:1714 174:631 175:423 176:604 177:1073 178:1691 180:1346 181:127 182:1037 183:227 184:590 186:2111 187:1083 188:1472 189:1549 190:6172 192:6023 193:5459 194:4228 195:3268 196:1218 197:205 198:3741 199:4942 200:5975 201:1970 202:8707 203:8655 204:4415 205:2538 206:2767 207:2872 208:4049 209:3642 210:2820 211:1557 212:2019 213:1811 214:861 215:85 216:5134 217:1547 218:548 219:316 220:1240 221:530 222:339 223:340

End of report