Orbit

Routing Table Report 04:00 +10GMT Tue 06 Mar, 2012

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

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

BGP routing table entries examined: 399308 Prefixes after maximum aggregation: 170515 Deaggregation factor: 2.34 Unique aggregates announced to Internet: 194169 Total ASes present in the Internet Routing Table: 40285 Prefixes per ASN: 9.91 Origin-only ASes present in the Internet Routing Table: 32830 Origin ASes announcing only one prefix: 15515 Transit ASes present in the Internet Routing Table: 5414 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: 33 Max AS path prepend of ASN (48687) 24 Prefixes from unregistered ASNs in the Routing Table: 338 Unregistered ASNs in the Routing Table: 147 Number of 32-bit ASNs allocated by the RIRs: 2309 Number of 32-bit ASNs visible in the Routing Table: 2041 Prefixes from 32-bit ASNs in the Routing Table: 4896 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 451 Number of addresses announced to Internet: 2524175824 Equivalent to 150 /8s, 115 /16s and 221 /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: 92.0 Total number of prefixes smaller than registry allocations: 169800

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

Prefixes being announced by APNIC Region ASes: 98043 Total APNIC prefixes after maximum aggregation: 31895 APNIC Deaggregation factor: 3.07 Prefixes being announced from the APNIC address blocks: 94398 Unique aggregates announced from the APNIC address blocks: 39381 APNIC Region origin ASes present in the Internet Routing Table: 4670 APNIC Prefixes per ASN: 20.21 APNIC Region origin ASes announcing only one prefix: 1238 APNIC Region transit ASes present in the Internet Routing Table: 741 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: 158 Number of APNIC addresses announced to Internet: 641127584 Equivalent to 38 /8s, 54 /16s and 212 /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: 148678 Total ARIN prefixes after maximum aggregation: 75562 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 120291 Unique aggregates announced from the ARIN address blocks: 49705 ARIN Region origin ASes present in the Internet Routing Table: 14928 ARIN Prefixes per ASN: 8.06 ARIN Region origin ASes announcing only one prefix: 5679 ARIN Region transit ASes present in the Internet Routing Table: 1570 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: 805447424 Equivalent to 48 /8s, 2 /16s and 39 /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: 99908 Total RIPE prefixes after maximum aggregation: 52771 RIPE Deaggregation factor: 1.89 Prefixes being announced from the RIPE address blocks: 91431 Unique aggregates announced from the RIPE address blocks: 56726 RIPE Region origin ASes present in the Internet Routing Table: 16340 RIPE Prefixes per ASN: 5.60 RIPE Region origin ASes announcing only one prefix: 7990 RIPE Region transit ASes present in the Internet Routing Table: 2615 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: 1395 Number of RIPE addresses announced to Internet: 501442312 Equivalent to 29 /8s, 227 /16s and 103 /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: 38860 Total LACNIC prefixes after maximum aggregation: 8087 LACNIC Deaggregation factor: 4.81 Prefixes being announced from the LACNIC address blocks: 38606 Unique aggregates announced from the LACNIC address blocks: 19654 LACNIC Region origin ASes present in the Internet Routing Table: 1573 LACNIC Prefixes per ASN: 24.54 LACNIC Region origin ASes announcing only one prefix: 437 LACNIC Region transit ASes present in the Internet Routing Table: 282 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 18 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 469 Number of LACNIC addresses announced to Internet: 97872008 Equivalent to 5 /8s, 213 /16s and 104 /24s Percentage of available LACNIC address space announced: 64.8

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: 8732 Total AfriNIC prefixes after maximum aggregation: 2092 AfriNIC Deaggregation factor: 4.17 Prefixes being announced from the AfriNIC address blocks: 6817 Unique aggregates announced from the AfriNIC address blocks: 2167 AfriNIC Region origin ASes present in the Internet Routing Table: 521 AfriNIC Prefixes per ASN: 13.08 AfriNIC Region origin ASes announcing only one prefix: 171 AfriNIC Region transit ASes present in the Internet Routing Table: 119 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: 31567872 Equivalent to 1 /8s, 225 /16s and 176 /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 2486 11107 988 Korea Telecom (KIX) 17974 1731 503 36 PT TELEKOMUNIKASI INDONESIA 7545 1648 303 88 TPG Internet Pty Ltd 4755 1559 385 157 TATA Communications formerly 9583 1200 91 509 Sify Limited 9829 1183 997 29 BSNL National Internet Backbo 7552 1159 1062 11 Vietel Corporation 4808 1133 2096 324 CNCGROUP IP network: China169 24560 1012 385 167 Bharti Airtel Ltd., Telemedia 18101 949 130 155 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 3420 3807 198 bellsouth.net, inc. 7029 3416 1014 159 Windstream Communications Inc 18566 2090 382 177 Covad Communications 1785 1878 680 128 PaeTec Communications, Inc. 20115 1631 1550 632 Charter Communications 4323 1609 1059 383 Time Warner Telecom 22773 1538 2910 110 Cox Communications, Inc. 30036 1399 252 751 Mediacom Communications Corp 19262 1389 4703 398 Verizon Global Networks 7018 1289 9777 846 AT&T WorldNet Services

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 1862 544 16 Corbina telecom 2118 1421 97 13 EUnet/RELCOM Autonomous Syste 15557 1088 2184 60 LDCOM NETWORKS 34984 658 188 171 BILISIM TELEKOM 6830 639 1926 410 UPC Distribution Services 20940 634 203 483 Akamai Technologies European 12479 613 644 55 Uni2 Autonomous System 8551 598 360 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 1759 325 169 TVCABLE BOGOTA 28573 1691 1089 60 NET Servicos de Comunicao S.A 8151 1485 3013 346 UniNet S.A. de C.V. 7303 1328 822 186 Telecom Argentina Stet-France 26615 898 672 33 Tim Brasil S.A. 27947 674 68 107 Telconet S.A 11172 634 91 72 Servicios Alestra S.A de C.V 22047 581 322 17 VTR PUNTO NET S.A. 3816 563 240 89 Empresa Nacional de Telecomun 7738 550 1050 31 Telecomunicacoes da Bahia 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 1248 958 13 TEDATA 24863 834 274 37 LINKdotNET AS number 6713 491 649 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 181 80 8 RAYA Telecom - Egypt 33776 169 12 16 Starcomms Nigeria Limited 36923 157 20 4 Swift Networks Limited 29571 153 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 3420 3807 198 bellsouth.net, inc. 7029 3416 1014 159 Windstream Communications Inc 4766 2486 11107 988 Korea Telecom (KIX) 18566 2090 382 177 Covad Communications 1785 1878 680 128 PaeTec Communications, Inc. 8402 1862 544 16 Corbina telecom 10620 1759 325 169 TVCABLE BOGOTA 17974 1731 503 36 PT TELEKOMUNIKASI INDONESIA 28573 1691 1089 60 NET Servicos de Comunicao S.A 7545 1648 303 88 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 3416 3257 Windstream Communications Inc 18566 2090 1913 Covad Communications 8402 1862 1846 Corbina telecom 1785 1878 1750 PaeTec Communications, Inc. 17974 1731 1695 PT TELEKOMUNIKASI INDONESIA 28573 1691 1631 NET Servicos de Comunicao S.A 10620 1759 1590 TVCABLE BOGOTA 7545 1648 1560 TPG Internet Pty Ltd 4766 2486 1498 Korea Telecom (KIX) 22773 1538 1428 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 18779 Guru.com 23.27.0.0/16 18779 Guru.com

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 /12:234 /13:458 /14:817 /15:1475 /16:12174 /17:6228 /18:10414 /19:20447 /20:28500 /21:29287 /22:39816 /23:37115 /24:208521 /25:1202 /26:1440 /27:781 /28:169 /29:57 /30:14 /31:0 /32:19

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

ASN No of nets Total ann. Description 7029 3071 3416 Windstream Communications Inc 6389 2105 3420 bellsouth.net, inc. 18566 2039 2090 Covad Communications 8402 1840 1862 Corbina telecom 10620 1656 1759 TVCABLE BOGOTA 30036 1349 1399 Mediacom Communications Corp 11492 1124 1161 Cable One 1785 1064 1878 PaeTec Communications, Inc. 8452 1058 1248 TEDATA 7011 1040 1156 Citizens Utilities

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

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

1:525 2:784 4:14 6:3 8:392 12:1964 13:1 14:603 15:11 16:3 17:7 20:8 23:139 24:1738 27:1208 31:982 32:65 33:2 34:2 36:9 37:220 38:779 40:117 41:2977 42:121 44:3 46:1374 47:3 49:332 50:510 52:13 54:5 55:9 56:3 57:37 58:971 59:495 60:283 61:1189 62:976 63:2008 64:4113 65:2282 66:4465 67:2034 68:1166 69:3156 70:909 71:409 72:1792 74:2644 75:470 76:320 77:975 78:969 79:479 80:1210 81:884 82:626 83:539 84:586 85:1161 86:729 87:914 88:334 89:1566 90:285 91:4534 92:515 93:1404 94:1371 95:1122 96:421 97:315 98:802 99:38 100:5 101:146 103:860 106:64 107:167 108:181 109:1526 110:727 111:862 112:435 113:534 114:606 115:783 116:869 117:712 118:904 119:1263 120:371 121:687 122:1620 123:1077 124:1341 125:1321 128:542 129:191 130:265 131:591 132:166 133:21 134:235 135:62 136:212 137:184 138:271 139:145 140:490 141:266 142:392 143:415 144:511 145:69 146:485 147:243 148:710 149:300 150:163 151:198 152:448 153:171 154:7 155:422 156:212 157:370 158:162 159:518 160:324 161:245 162:343 163:187 164:530 165:395 166:563 167:460 168:811 169:148 170:839 171:119 172:4 173:1708 174:591 175:420 176:528 177:531 178:1282 180:1192 181:68 182:763 183:285 184:437 185:1 186:2092 187:851 188:1049 189:1202 190:5476 192:5989 193:5567 194:4354 195:3404 196:1283 197:167 198:3626 199:4444 200:5738 201:1739 202:8386 203:8658 204:4352 205:2449 206:2743 207:2798 208:4047 209:3566 210:2757 211:1473 212:1958 213:1877 214:837 215:102 216:5021 217:1509 218:546 219:332 220:1230 221:564 222:322 223:317

End of report