Orbit

Routing Table Report 04:00 +10GMT Mon 02 Apr, 2012

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

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

BGP routing table entries examined: 403777 Prefixes after maximum aggregation: 171609 Deaggregation factor: 2.35 Unique aggregates announced to Internet: 195801 Total ASes present in the Internet Routing Table: 40552 Prefixes per ASN: 9.96 Origin-only ASes present in the Internet Routing Table: 32968 Origin ASes announcing only one prefix: 15478 Transit ASes present in the Internet Routing Table: 5421 Transit-only ASes present in the Internet Routing Table: 141 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 32 Max AS path prepend of ASN (48687) 24 Prefixes from unregistered ASNs in the Routing Table: 559 Unregistered ASNs in the Routing Table: 268 Number of 32-bit ASNs allocated by the RIRs: 2342 Number of 32-bit ASNs visible in the Routing Table: 2163 Prefixes from 32-bit ASNs in the Routing Table: 5316 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 1279 Number of addresses announced to Internet: 2531467600 Equivalent to 150 /8s, 227 /16s and 33 /24s Percentage of available address space announced: 68.3 Percentage of allocated address space announced: 68.3 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: 171547

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

Prefixes being announced by APNIC Region ASes: 98828 Total APNIC prefixes after maximum aggregation: 32118 APNIC Deaggregation factor: 3.08 Prefixes being announced from the APNIC address blocks: 95231 Unique aggregates announced from the APNIC address blocks: 39245 APNIC Region origin ASes present in the Internet Routing Table: 4678 APNIC Prefixes per ASN: 20.36 APNIC Region origin ASes announcing only one prefix: 1240 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: 19 Number of APNIC region 32-bit ASNs visible in the Routing Table: 171 Number of APNIC addresses announced to Internet: 642337632 Equivalent to 38 /8s, 73 /16s and 75 /24s Percentage of available APNIC address space announced: 81.5

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: 149046 Total ARIN prefixes after maximum aggregation: 75754 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 120589 Unique aggregates announced from the ARIN address blocks: 49917 ARIN Region origin ASes present in the Internet Routing Table: 14937 ARIN Prefixes per ASN: 8.07 ARIN Region origin ASes announcing only one prefix: 5685 ARIN Region transit ASes present in the Internet Routing Table: 1572 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: 17 Number of ARIN addresses announced to Internet: 805181120 Equivalent to 47 /8s, 254 /16s and 22 /24s Percentage of available ARIN address space announced: 64.0

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: 100837 Total RIPE prefixes after maximum aggregation: 53217 RIPE Deaggregation factor: 1.89 Prefixes being announced from the RIPE address blocks: 92105 Unique aggregates announced from the RIPE address blocks: 57222 RIPE Region origin ASes present in the Internet Routing Table: 16351 RIPE Prefixes per ASN: 5.63 RIPE Region origin ASes announcing only one prefix: 7955 RIPE Region transit ASes present in the Internet Routing Table: 2623 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1464 Number of RIPE addresses announced to Internet: 502226696 Equivalent to 29 /8s, 239 /16s and 95 /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: 40475 Total LACNIC prefixes after maximum aggregation: 8159 LACNIC Deaggregation factor: 4.96 Prefixes being announced from the LACNIC address blocks: 40021 Unique aggregates announced from the LACNIC address blocks: 19729 LACNIC Region origin ASes present in the Internet Routing Table: 1573 LACNIC Prefixes per ASN: 25.44 LACNIC Region origin ASes announcing only one prefix: 436 LACNIC Region transit ASes present in the Internet Routing Table: 294 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 21 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 506 Number of LACNIC addresses announced to Internet: 98703240 Equivalent to 5 /8s, 226 /16s and 23 /24s Percentage of available LACNIC address space announced: 65.4

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: 8870 Total AfriNIC prefixes after maximum aggregation: 2111 AfriNIC Deaggregation factor: 4.20 Prefixes being announced from the AfriNIC address blocks: 6931 Unique aggregates announced from the AfriNIC address blocks: 2162 AfriNIC Region origin ASes present in the Internet Routing Table: 521 AfriNIC Prefixes per ASN: 13.30 AfriNIC Region origin ASes announcing only one prefix: 162 AfriNIC Region transit ASes present in the Internet Routing Table: 115 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: 31512832 Equivalent to 1 /8s, 224 /16s and 217 /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 2492 11109 992 Korea Telecom (KIX) 17974 1786 503 63 PT TELEKOMUNIKASI INDONESIA 7545 1659 301 89 TPG Internet Pty Ltd 4755 1574 386 158 TATA Communications formerly 9583 1236 94 541 Sify Limited 9829 1207 1025 29 BSNL National Internet Backbo 7552 1172 1062 11 Vietel Corporation 4808 1103 2050 316 CNCGROUP IP network: China169 24560 1021 385 167 Bharti Airtel Ltd., Telemedia 18101 950 131 160 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 6389 3378 3807 196 bellsouth.net, inc. 7029 3377 990 155 Windstream Communications Inc 18566 2092 383 179 Covad Communications 1785 1889 680 129 PaeTec Communications, Inc. 20115 1633 1559 624 Charter Communications 4323 1604 1060 382 Time Warner Telecom 22773 1552 2910 111 Cox Communications, Inc. 30036 1417 257 747 Mediacom Communications Corp 7018 1279 9775 829 AT&T WorldNet Services 11492 1184 216 364 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 1815 544 16 Corbina telecom 2118 1394 97 14 EUnet/RELCOM Autonomous Syste 31148 677 37 9 FreeNet ISP 34984 673 188 174 BILISIM TELEKOM 12479 656 658 57 Uni2 Autonomous System 20940 648 206 498 Akamai Technologies European 6830 641 1943 412 UPC Distribution Services 8551 573 360 81 Bezeq International 3320 532 8442 398 Deutsche Telekom AG 2578 500 33 7 Demos, Moscow, Russia

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 1820 331 131 TVCABLE BOGOTA 28573 1742 1105 60 NET Servicos de Comunicao S.A 6503 1502 418 65 AVANTEL, S.A. 8151 1484 3018 346 UniNet S.A. de C.V. 7303 1353 827 189 Telecom Argentina Stet-France 26615 901 696 31 Tim Brasil S.A. 27947 688 74 100 Telconet S.A 11172 636 91 73 Servicios Alestra S.A de C.V 22047 584 326 15 VTR PUNTO NET S.A. 3816 568 242 100 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 1296 958 13 TEDATA 24863 849 274 35 LINKdotNET AS number 6713 493 649 18 Itissalat Al-MAGHRIB 3741 272 924 229 The Internet Solution 12258 197 28 62 Vodacom Internet Company 33776 182 12 21 Starcomms Nigeria Limited 24835 178 80 8 RAYA Telecom - Egypt 15706 168 32 6 Sudatel Internet Exchange Aut 16637 164 664 82 MTN Network Solutions 29571 159 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 6389 3378 3807 196 bellsouth.net, inc. 7029 3377 990 155 Windstream Communications Inc 4766 2492 11109 992 Korea Telecom (KIX) 18566 2092 383 179 Covad Communications 1785 1889 680 129 PaeTec Communications, Inc. 10620 1820 331 131 TVCABLE BOGOTA 8402 1815 544 16 Corbina telecom 17974 1786 503 63 PT TELEKOMUNIKASI INDONESIA 28573 1742 1105 60 NET Servicos de Comunicao S.A 7545 1659 301 89 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 7029 3377 3222 Windstream Communications Inc 18566 2092 1913 Covad Communications 8402 1815 1799 Corbina telecom 1785 1889 1760 PaeTec Communications, Inc. 17974 1786 1723 PT TELEKOMUNIKASI INDONESIA 10620 1820 1689 TVCABLE BOGOTA 28573 1742 1682 NET Servicos de Comunicao S.A 7545 1659 1570 TPG Internet Pty Ltd 4766 2492 1500 Korea Telecom (KIX) 22773 1552 1441 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 17378 DBS International 54470 UNALLOCATED 8.30.171.0/24 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/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 /13:457 /14:832 /15:1483 /16:12181 /17:6270 /18:10474 /19:20588 /20:28747 /21:29737 /22:40368 /23:37560 /24:211021 /25:1192 /26:1436 /27:796 /28:165 /29:59 /30:17 /31:0 /32:19

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

ASN No of nets Total ann. Description 7029 3039 3377 Windstream Communications Inc 6389 2095 3378 bellsouth.net, inc. 18566 2041 2092 Covad Communications 8402 1792 1815 Corbina telecom 10620 1709 1820 TVCABLE BOGOTA 30036 1361 1417 Mediacom Communications Corp 6503 1263 1502 AVANTEL, S.A. 11492 1147 1184 Cable One 8452 1104 1296 TEDATA 1785 1067 1889 PaeTec Communications, Inc.

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

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

1:532 2:757 4:14 6:3 8:395 12:1988 13:1 14:601 15:12 16:3 17:7 20:8 23:160 24:1754 27:1258 31:938 32:58 33:2 34:2 36:8 37:319 38:788 40:120 41:3054 42:129 44:3 46:1457 47:3 49:342 50:535 52:13 54:6 55:9 56:3 57:31 58:962 59:495 60:278 61:1205 62:978 63:1996 64:4163 65:2264 66:4498 67:2022 68:1147 69:3173 70:910 71:466 72:1817 74:2578 75:492 76:317 77:962 78:1006 79:498 80:1210 81:899 82:666 83:548 84:517 85:1203 86:407 87:901 88:342 89:1620 90:297 91:4667 92:517 93:1401 94:1472 95:1161 96:377 97:316 98:828 99:37 100:7 101:168 103:929 106:66 107:180 108:220 109:1257 110:755 111:905 112:445 113:594 114:629 115:781 116:912 117:723 118:904 119:1189 120:340 121:696 122:1666 123:1098 124:1365 125:1263 128:562 129:192 130:255 131:584 132:173 133:21 134:242 135:62 136:212 137:176 138:352 139:144 140:373 141:244 142:386 143:397 144:505 145:66 146:484 147:243 148:765 149:298 150:154 151:176 152:460 153:172 154:7 155:428 156:215 157:379 158:176 159:524 160:343 161:248 162:343 163:189 164:555 165:391 166:562 167:464 168:817 169:127 170:844 171:125 172:4 173:1725 174:576 175:435 176:453 177:625 178:1257 180:1200 181:74 182:710 183:275 184:448 185:1 186:2168 187:1025 188:1187 189:1782 190:5556 192:5997 193:5600 194:4608 195:3589 196:1284 197:123 198:3605 199:4488 200:5817 201:1899 202:8468 203:8587 204:4343 205:2474 206:2751 207:2788 208:4050 209:3598 210:2763 211:1452 212:1983 213:1909 214:877 215:109 216:5077 217:1524 218:540 219:323 220:1230 221:555 222:327 223:329

End of report