Orbit

Routing Table Report 04:00 +10GMT Mon 31 Oct, 2011

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

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

BGP routing table entries examined: 379645 Prefixes after maximum aggregation: 166241 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 186109 Total ASes present in the Internet Routing Table: 39162 Prefixes per ASN: 9.69 Origin-only ASes present in the Internet Routing Table: 32333 Origin ASes announcing only one prefix: 15481 Transit ASes present in the Internet Routing Table: 5264 Transit-only ASes present in the Internet Routing Table: 133 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: 1604 Unregistered ASNs in the Routing Table: 848 Number of 32-bit ASNs allocated by the RIRs: 1917 Number of 32-bit ASNs visible in the Routing Table: 1565 Prefixes from 32-bit ASNs in the Routing Table: 3630 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 87 Number of addresses announced to Internet: 2488701024 Equivalent to 148 /8s, 86 /16s and 144 /24s Percentage of available address space announced: 67.1 Percentage of allocated address space announced: 67.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.5 Total number of prefixes smaller than registry allocations: 159767

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

Prefixes being announced by APNIC Region ASes: 94728 Total APNIC prefixes after maximum aggregation: 30996 APNIC Deaggregation factor: 3.06 Prefixes being announced from the APNIC address blocks: 91171 Unique aggregates announced from the APNIC address blocks: 38112 APNIC Region origin ASes present in the Internet Routing Table: 4591 APNIC Prefixes per ASN: 19.86 APNIC Region origin ASes announcing only one prefix: 1265 APNIC Region transit ASes present in the Internet Routing Table: 720 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 98 Number of APNIC addresses announced to Internet: 629413984 Equivalent to 37 /8s, 132 /16s and 24 /24s Percentage of available APNIC address space announced: 79.8

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: 145768 Total ARIN prefixes after maximum aggregation: 74383 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 117713 Unique aggregates announced from the ARIN address blocks: 48179 ARIN Region origin ASes present in the Internet Routing Table: 14713 ARIN Prefixes per ASN: 8.00 ARIN Region origin ASes announcing only one prefix: 5637 ARIN Region transit ASes present in the Internet Routing Table: 1554 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804684032 Equivalent to 47 /8s, 246 /16s and 129 /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: 91207 Total RIPE prefixes after maximum aggregation: 50863 RIPE Deaggregation factor: 1.79 Prefixes being announced from the RIPE address blocks: 83832 Unique aggregates announced from the RIPE address blocks: 54299 RIPE Region origin ASes present in the Internet Routing Table: 16081 RIPE Prefixes per ASN: 5.21 RIPE Region origin ASes announcing only one prefix: 7973 RIPE Region transit ASes present in the Internet Routing Table: 2529 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: 1094 Number of RIPE addresses announced to Internet: 491179456 Equivalent to 29 /8s, 70 /16s and 205 /24s Percentage of available RIPE address space announced: 79.1

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: 35394 Total LACNIC prefixes after maximum aggregation: 7898 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 34938 Unique aggregates announced from the LACNIC address blocks: 18146 LACNIC Region origin ASes present in the Internet Routing Table: 1540 LACNIC Prefixes per ASN: 22.69 LACNIC Region origin ASes announcing only one prefix: 447 LACNIC Region transit ASes present in the Internet Routing Table: 283 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 357 Number of LACNIC addresses announced to Internet: 92681920 Equivalent to 5 /8s, 134 /16s and 54 /24s Percentage of available LACNIC address space announced: 61.4

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: 8728 Total AfriNIC prefixes after maximum aggregation: 2025 AfriNIC Deaggregation factor: 4.31 Prefixes being announced from the AfriNIC address blocks: 6850 Unique aggregates announced from the AfriNIC address blocks: 1979 AfriNIC Region origin ASes present in the Internet Routing Table: 495 AfriNIC Prefixes per ASN: 13.84 AfriNIC Region origin ASes announcing only one prefix: 159 AfriNIC Region transit ASes present in the Internet Routing Table: 109 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: 27907328 Equivalent to 1 /8s, 169 /16s and 213 /24s Percentage of available AfriNIC address space announced: 41.6

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 2507 11096 967 Korea Telecom (KIX) 17974 1747 511 36 PT TELEKOMUNIKASI INDONESIA 7545 1613 303 86 TPG Internet Pty Ltd 4755 1539 637 174 TATA Communications formerly 7552 1393 1064 8 Vietel Corporation 9829 1166 989 28 BSNL National Internet Backbo 9583 1091 80 499 Sify Limited 4808 1090 2103 312 CNCGROUP IP network: China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 954 166 150 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 3543 3814 220 bellsouth.net, inc. 7029 2332 1016 197 Windstream Communications Inc 18566 2096 383 177 Covad Communications 1785 1841 680 122 PaeTec Communications, Inc. 4323 1623 1078 388 Time Warner Telecom 20115 1589 1544 622 Charter Communications 22773 1459 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1395 253 668 Mediacom Communications Corp 7018 1311 7029 855 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 1523 352 13 Corbina telecom 6830 653 1927 415 UPC Distribution Services 34984 590 108 180 BILISIM TELEKOM 20940 547 182 422 Akamai Technologies European 3320 506 8169 386 Deutsche Telekom AG 12479 479 596 9 Uni2 Autonomous System 3292 478 2074 405 TDC Tele Danmark 8866 461 133 26 Bulgarian Telecommunication C 8551 403 354 44 Bezeq International 31148 402 22 111 FreeNet ISP

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 1699 314 156 TVCABLE BOGOTA 28573 1463 1040 72 NET Servicos de Comunicao S.A 8151 1414 2927 346 UniNet S.A. de C.V. 7303 1231 748 177 Telecom Argentina Stet-France 27947 589 72 83 Telconet S.A 22047 580 322 17 VTR PUNTO NET S.A. 6503 567 434 68 AVANTEL, S.A. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 3816 537 233 95 Empresa Nacional de Telecomun 11172 525 86 96 Servicios Alestra S.A de C.V

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 827 446 12 TEDATA 24863 802 146 36 LINKdotNET AS number 15475 442 74 8 Nile Online 36992 298 415 19 Etisalat MISR 3741 280 939 229 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 33776 240 13 8 Starcomms Nigeria Limited 29571 219 18 14 Ci Telecom Autonomous system 12258 196 28 57 Vodacom Internet Company

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 3543 3814 220 bellsouth.net, inc. 4766 2507 11096 967 Korea Telecom (KIX) 7029 2332 1016 197 Windstream Communications Inc 18566 2096 383 177 Covad Communications 1785 1841 680 122 PaeTec Communications, Inc. 17974 1747 511 36 PT TELEKOMUNIKASI INDONESIA 10620 1699 314 156 TVCABLE BOGOTA 4323 1623 1078 388 Time Warner Telecom 7545 1613 303 86 TPG Internet Pty Ltd 20115 1589 1544 622 Charter Communications

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 2332 2135 Windstream Communications Inc 18566 2096 1919 Covad Communications 1785 1841 1719 PaeTec Communications, Inc. 17974 1747 1711 PT TELEKOMUNIKASI INDONESIA 10620 1699 1543 TVCABLE BOGOTA 4766 2507 1540 Korea Telecom (KIX) 7545 1613 1527 TPG Internet Pty Ltd 8402 1523 1510 Corbina telecom 28573 1463 1391 NET Servicos de Comunicao S.A 7552 1393 1385 Vietel Corporation

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 128.0.0.0/16 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 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless

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 /10:27 /11:81 /12:236 /13:465 /14:809 /15:1426 /16:12025 /17:6068 /18:10085 /19:19946 /20:27549 /21:27525 /22:37195 /23:35260 /24:197525 /25:1148 /26:1336 /27:743 /28:156 /29:4 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 6389 2183 3543 bellsouth.net, inc. 18566 2045 2096 Covad Communications 7029 2002 2332 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1499 1523 Corbina telecom 30036 1356 1395 Mediacom Communications Corp 11492 1118 1156 Cable One 1785 1056 1841 PaeTec Communications, Inc. 7011 1050 1168 Citizens Utilities 22773 947 1459 Cox Communications, Inc.

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

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

1:412 2:492 4:15 5:1 6:3 8:360 12:1945 13:1 14:541 15:11 16:3 17:7 20:9 23:60 24:1681 27:973 31:652 32:61 33:2 34:2 36:4 38:757 40:110 41:2845 42:53 44:3 46:1016 47:3 49:296 50:442 52:13 55:5 56:2 57:40 58:883 59:490 60:363 61:1118 62:1089 63:1954 64:4060 65:2304 66:4276 67:1988 68:1153 69:3202 70:882 71:383 72:1801 74:2606 75:393 76:317 77:879 78:871 79:472 80:1138 81:840 82:520 83:527 84:617 85:1131 86:403 87:888 88:354 89:1609 90:237 91:4243 92:530 93:1537 94:1302 95:1083 96:434 97:284 98:928 99:37 101:220 103:412 106:70 107:78 108:72 109:1052 110:664 111:795 112:334 113:487 114:617 115:710 116:882 117:721 118:863 119:1266 120:339 121:693 122:1569 123:1017 124:1354 125:1361 128:243 129:179 130:159 131:627 132:148 133:21 134:220 135:51 136:213 137:140 138:286 139:123 140:483 141:311 142:389 143:421 144:494 145:63 146:461 147:218 148:637 149:266 150:166 151:194 152:446 153:178 154:7 155:389 156:208 157:328 158:154 159:484 160:328 161:214 162:371 163:173 164:511 165:369 166:538 167:434 168:739 169:146 170:880 171:86 172:4 173:1718 174:675 175:423 176:288 177:365 178:1083 180:1124 181:36 182:654 183:221 184:383 185:1 186:1298 187:707 188:950 189:871 190:5138 192:5913 193:5042 194:3557 195:3116 196:1240 197:166 198:3618 199:4167 200:5512 201:1693 202:8558 203:8491 204:4296 205:2367 206:2673 207:2831 208:4023 209:3571 210:2716 211:1458 212:2085 213:1778 214:796 215:95 216:4915 217:1602 218:564 219:342 220:1253 221:515 222:343 223:272

End of report