Orbit

Routing Table Report 04:00 +10GMT Sun 06 Nov, 2011

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

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

BGP routing table entries examined: 380648 Prefixes after maximum aggregation: 166607 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 187113 Total ASes present in the Internet Routing Table: 39213 Prefixes per ASN: 9.71 Origin-only ASes present in the Internet Routing Table: 32367 Origin ASes announcing only one prefix: 15475 Transit ASes present in the Internet Routing Table: 5261 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: 1621 Unregistered ASNs in the Routing Table: 858 Number of 32-bit ASNs allocated by the RIRs: 1930 Number of 32-bit ASNs visible in the Routing Table: 1585 Prefixes from 32-bit ASNs in the Routing Table: 3667 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 86 Number of addresses announced to Internet: 2489604416 Equivalent to 148 /8s, 100 /16s and 89 /24s Percentage of available address space announced: 67.2 Percentage of allocated address space announced: 67.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.6 Total number of prefixes smaller than registry allocations: 160654

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

Prefixes being announced by APNIC Region ASes: 94703 Total APNIC prefixes after maximum aggregation: 31104 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 91172 Unique aggregates announced from the APNIC address blocks: 38361 APNIC Region origin ASes present in the Internet Routing Table: 4600 APNIC Prefixes per ASN: 19.82 APNIC Region origin ASes announcing only one prefix: 1269 APNIC Region transit ASes present in the Internet Routing Table: 714 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: 102 Number of APNIC addresses announced to Internet: 629607776 Equivalent to 37 /8s, 135 /16s and 13 /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: 145912 Total ARIN prefixes after maximum aggregation: 74449 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 117845 Unique aggregates announced from the ARIN address blocks: 48364 ARIN Region origin ASes present in the Internet Routing Table: 14736 ARIN Prefixes per ASN: 8.00 ARIN Region origin ASes announcing only one prefix: 5640 ARIN Region transit ASes present in the Internet Routing Table: 1556 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: 804690944 Equivalent to 47 /8s, 246 /16s and 156 /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: 91885 Total RIPE prefixes after maximum aggregation: 51042 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 84318 Unique aggregates announced from the RIPE address blocks: 54473 RIPE Region origin ASes present in the Internet Routing Table: 16082 RIPE Prefixes per ASN: 5.24 RIPE Region origin ASes announcing only one prefix: 7963 RIPE Region transit ASes present in the Internet Routing Table: 2530 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: 1104 Number of RIPE addresses announced to Internet: 491654080 Equivalent to 29 /8s, 78 /16s and 11 /24s Percentage of available RIPE address space announced: 79.2

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: 35722 Total LACNIC prefixes after maximum aggregation: 7916 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 35150 Unique aggregates announced from the LACNIC address blocks: 18472 LACNIC Region origin ASes present in the Internet Routing Table: 1538 LACNIC Prefixes per ASN: 22.85 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 282 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: 363 Number of LACNIC addresses announced to Internet: 92801408 Equivalent to 5 /8s, 136 /16s and 9 /24s Percentage of available LACNIC address space announced: 61.5

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: 8575 Total AfriNIC prefixes after maximum aggregation: 2020 AfriNIC Deaggregation factor: 4.25 Prefixes being announced from the AfriNIC address blocks: 6643 Unique aggregates announced from the AfriNIC address blocks: 1991 AfriNIC Region origin ASes present in the Internet Routing Table: 495 AfriNIC Prefixes per ASN: 13.42 AfriNIC Region origin ASes announcing only one prefix: 159 AfriNIC Region transit ASes present in the Internet Routing Table: 108 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: 27581440 Equivalent to 1 /8s, 164 /16s and 220 /24s Percentage of available AfriNIC address space announced: 41.1

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 2514 11129 974 Korea Telecom (KIX) 17974 1629 511 36 PT TELEKOMUNIKASI INDONESIA 7545 1613 303 86 TPG Internet Pty Ltd 4755 1543 637 174 TATA Communications formerly 7552 1394 1064 7 Vietel Corporation 9829 1166 989 28 BSNL National Internet Backbo 9583 1093 80 501 Sify Limited 4808 1090 2103 312 CNCGROUP IP network: China169 24560 964 343 218 Bharti Airtel Ltd., Telemedia 18101 955 135 150 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 3548 3815 221 bellsouth.net, inc. 7029 2338 1016 198 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1845 680 123 PaeTec Communications, Inc. 4323 1621 1077 387 Time Warner Telecom 20115 1596 1547 621 Charter Communications 22773 1488 2909 103 Cox Communications, Inc. 30036 1404 254 671 Mediacom Communications Corp 19262 1395 4728 400 Verizon Global Networks 7018 1316 7045 862 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 1469 416 14 Corbina telecom 6830 650 1927 414 UPC Distribution Services 34984 596 110 184 BILISIM TELEKOM 20940 550 182 432 Akamai Technologies European 12479 547 628 51 Uni2 Autonomous System 3320 507 8169 387 Deutsche Telekom AG 3292 481 2074 406 TDC Tele Danmark 8866 462 133 26 Bulgarian Telecommunication C 31148 406 22 114 FreeNet ISP 8551 402 354 43 Bezeq International

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 1482 1043 79 NET Servicos de Comunicao S.A 8151 1425 2937 350 UniNet S.A. de C.V. 7303 1235 750 170 Telecom Argentina Stet-France 27947 591 72 84 Telconet S.A 22047 580 322 17 VTR PUNTO NET S.A. 6503 565 434 68 AVANTEL, S.A. 7738 553 1050 31 Telecomunicacoes da Bahia S.A 3816 537 233 95 Empresa Nacional de Telecomun 11172 526 86 97 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 24863 801 146 36 LINKdotNET AS number 8452 652 446 12 TEDATA 15475 445 74 8 Nile Online 36992 284 415 19 Etisalat MISR 3741 281 939 230 The Internet Solution 15706 240 32 6 Sudatel Internet Exchange Aut 33776 239 13 8 Starcomms Nigeria Limited 6713 235 519 14 Itissalat Al-MAGHRIB 29571 218 17 13 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 3548 3815 221 bellsouth.net, inc. 4766 2514 11129 974 Korea Telecom (KIX) 7029 2338 1016 198 Windstream Communications Inc 18566 2094 383 177 Covad Communications 1785 1845 680 123 PaeTec Communications, Inc. 10620 1699 314 156 TVCABLE BOGOTA 17974 1629 511 36 PT TELEKOMUNIKASI INDONESIA 4323 1621 1077 387 Time Warner Telecom 7545 1613 303 86 TPG Internet Pty Ltd 20115 1596 1547 621 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 2338 2140 Windstream Communications Inc 18566 2094 1917 Covad Communications 1785 1845 1722 PaeTec Communications, Inc. 17974 1629 1593 PT TELEKOMUNIKASI INDONESIA 10620 1699 1543 TVCABLE BOGOTA 4766 2514 1540 Korea Telecom (KIX) 7545 1613 1527 TPG Internet Pty Ltd 8402 1469 1455 Corbina telecom 28573 1482 1403 NET Servicos de Comunicao S.A 7552 1394 1387 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 37345 MEDALLION Communications 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 /15:1421 /16:12021 /17:6050 /18:10083 /19:19926 /20:27560 /21:27673 /22:37176 /23:35220 /24:198429 /25:1153 /26:1358 /27:758 /28:162 /29:4 /30:0 /31:0 /32:5

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

ASN No of nets Total ann. Description 6389 2188 3548 bellsouth.net, inc. 18566 2043 2094 Covad Communications 7029 2006 2338 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1444 1469 Corbina telecom 30036 1365 1404 Mediacom Communications Corp 11492 1117 1155 Cable One 1785 1057 1845 PaeTec Communications, Inc. 7011 1051 1169 Citizens Utilities 22773 950 1488 Cox Communications, Inc.

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

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

1:417 2:479 4:15 5:1 6:3 8:360 12:1956 13:1 14:540 15:11 16:3 17:7 20:9 23:58 24:1681 27:1025 31:672 32:65 33:2 34:2 36:4 38:754 40:110 41:2705 42:55 44:3 46:1021 47:3 49:298 50:445 52:13 55:9 56:2 57:47 58:901 59:496 60:362 61:1130 62:1094 63:1963 64:4059 65:2304 66:4277 67:2003 68:1164 69:3183 70:881 71:385 72:1803 74:2607 75:388 76:316 77:963 78:874 79:473 80:1131 81:844 82:520 83:528 84:621 85:1153 86:401 87:975 88:356 89:1594 90:237 91:4247 92:536 93:1540 94:1300 95:1095 96:428 97:286 98:935 99:37 101:226 103:433 106:8 107:84 108:72 109:1154 110:659 111:798 112:342 113:486 114:621 115:715 116:883 117:723 118:878 119:1272 120:344 121:693 122:1572 123:1012 124:1352 125:1355 128:244 129:189 130:164 131:626 132:150 133:21 134:221 135:54 136:211 137:142 138:286 139:122 140:483 141:317 142:389 143:410 144:476 145:64 146:465 147:221 148:636 149:267 150:171 151:194 152:447 153:178 154:7 155:385 156:208 157:360 158:154 159:486 160:333 161:214 162:371 163:173 164:511 165:369 166:540 167:441 168:809 169:145 170:877 171:88 172:4 173:1711 174:679 175:416 176:280 177:337 178:1084 180:1137 181:37 182:653 183:221 184:389 185:1 186:1311 187:783 188:1063 189:1126 190:5150 192:5924 193:5049 194:3558 195:3133 196:1266 197:167 198:3631 199:4202 200:5479 201:1669 202:8509 203:8474 204:4309 205:2367 206:2672 207:2819 208:4040 209:3581 210:2718 211:1457 212:2083 213:1780 214:814 215:95 216:4916 217:1600 218:564 219:342 220:1254 221:517 222:322 223:269

End of report