Orbit

Routing Table Report 04:00 +10GMT Thu 25 Nov, 2010

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

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

BGP routing table entries examined: 337271 Prefixes after maximum aggregation: 152042 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 164898 Total ASes present in the Internet Routing Table: 35333 Prefixes per ASN: 9.55 Origin-only ASes present in the Internet Routing Table: 30449 Origin ASes announcing only one prefix: 14896 Transit ASes present in the Internet Routing Table: 4884 Transit-only ASes present in the Internet Routing Table: 119 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 31 Max AS path prepend of ASN (36992) 29 Prefixes from unregistered ASNs in the Routing Table: 486 Unregistered ASNs in the Routing Table: 217 Number of 32-bit ASNs allocated by the RIRs: 911 Prefixes from 32-bit ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 189 Number of addresses announced to Internet: 2307628384 Equivalent to 137 /8s, 139 /16s and 157 /24s Percentage of available address space announced: 62.3 Percentage of allocated address space announced: 65.5 Percentage of available address space allocated: 95.0 Percentage of address space in use by end-sites: 86.1 Total number of prefixes smaller than registry allocations: 138861

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

Prefixes being announced by APNIC Region ASes: 83198 Total APNIC prefixes after maximum aggregation: 28146 APNIC Deaggregation factor: 2.96 Prefixes being announced from the APNIC address blocks: 80110 Unique aggregates announced from the APNIC address blocks: 34319 APNIC Region origin ASes present in the Internet Routing Table: 4250 APNIC Prefixes per ASN: 18.85 APNIC Region origin ASes announcing only one prefix: 1194 APNIC Region transit ASes present in the Internet Routing Table: 688 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 568340768 Equivalent to 33 /8s, 224 /16s and 49 /24s Percentage of available APNIC address space announced: 77.0

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 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: 136296 Total ARIN prefixes after maximum aggregation: 69829 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 107451 Unique aggregates announced from the ARIN address blocks: 43799 ARIN Region origin ASes present in the Internet Routing Table: 14040 ARIN Prefixes per ASN: 7.65 ARIN Region origin ASes announcing only one prefix: 5383 ARIN Region transit ASes present in the Internet Routing Table: 1484 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 741198848 Equivalent to 44 /8s, 45 /16s and 204 /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, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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, 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: 78208 Total RIPE prefixes after maximum aggregation: 44990 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 71783 Unique aggregates announced from the RIPE address blocks: 46535 RIPE Region origin ASes present in the Internet Routing Table: 15039 RIPE Prefixes per ASN: 4.77 RIPE Region origin ASes announcing only one prefix: 7742 RIPE Region transit ASes present in the Internet Routing Table: 2325 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 445691328 Equivalent to 26 /8s, 144 /16s and 181 /24s Percentage of available RIPE address space announced: 78.1

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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

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

Prefixes being announced by LACNIC Region ASes: 31664 Total LACNIC prefixes after maximum aggregation: 7068 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 30335 Unique aggregates announced from the LACNIC address blocks: 15257 LACNIC Region origin ASes present in the Internet Routing Table: 1398 LACNIC Prefixes per ASN: 21.70 LACNIC Region origin ASes announcing only one prefix: 439 LACNIC Region transit ASes present in the Internet Routing Table: 244 Average LACNIC Region AS path length visible: 4.3 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 78059776 Equivalent to 4 /8s, 167 /16s and 25 /24s Percentage of available LACNIC address space announced: 58.2

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 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: 7667 Total AfriNIC prefixes after maximum aggregation: 1889 AfriNIC Deaggregation factor: 4.06 Prefixes being announced from the AfriNIC address blocks: 5929 Unique aggregates announced from the AfriNIC address blocks: 1771 AfriNIC Region origin ASes present in the Internet Routing Table: 423 AfriNIC Prefixes per ASN: 14.02 AfriNIC Region origin ASes announcing only one prefix: 138 AfriNIC Region transit ASes present in the Internet Routing Table: 91 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC addresses announced to Internet: 21492224 Equivalent to 1 /8s, 71 /16s and 242 /24s Percentage of available AfriNIC address space announced: 42.7

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

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

ASN No of nets /20 equiv MaxAgg Description 4766 1872 9470 520 Korea Telecom (KIX) 7545 1443 299 78 TPG Internet Pty Ltd 4755 1391 639 158 TATA Communications formerly 17488 1365 157 115 Hathway IP Over Cable Interne 17974 1313 427 28 PT TELEKOMUNIKASI INDONESIA 24560 1030 309 166 Bharti Airtel Ltd., Telemedia 9583 1027 75 487 Sify Limited 4808 982 1714 266 CNCGROUP IP network: China169 18101 906 116 141 Reliance Infocom Ltd Internet 9829 836 696 31 BSNL National Internet Backbo

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 3742 3890 273 bellsouth.net, inc. 4323 2653 1088 402 Time Warner Telecom 19262 1839 4868 283 Verizon Global Networks 1785 1803 697 132 PaeTec Communications, Inc. 20115 1512 1532 640 Charter Communications 6478 1410 285 82 AT&T Worldnet Services 7018 1395 5670 891 AT&T WorldNet Services 2386 1311 572 929 AT&T Data Communications Serv 11492 1260 233 62 Cable One 22773 1255 2864 72 Cox Communications, Inc.

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 3292 445 2010 387 TDC Tele Danmark 8866 438 134 24 Bulgarian Telecommunication C 9198 416 202 13 Kazakhtelecom Data Network Ad 8551 400 353 46 Bezeq International 34984 400 92 191 BILISIM TELEKOM 702 397 1865 311 UUNET - Commercial IP service 3301 382 1696 336 TeliaNet Sweden 12479 382 576 5 Uni2 Autonomous System 3320 381 7317 334 Deutsche Telekom AG 30890 377 96 125 Evolva Telecom

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 6503 2034 354 72 AVANTEL, S.A. 8151 1344 2623 364 UniNet S.A. de C.V. 10620 1335 249 158 TVCABLE BOGOTA 28573 1162 929 82 NET Servicos de Comunicao S.A 7303 827 440 105 Telecom Argentina Stet-France 14420 571 48 77 CORPORACION NACIONAL DE TELEC 22047 564 310 15 VTR PUNTO NET S.A. 3816 489 214 96 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 450 32 29 Telefonica del Sur 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 1111 445 10 TEDATA 24863 741 147 39 LINKdotNET AS number 36992 653 278 161 Etisalat MISR 3741 265 923 227 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 29571 198 19 11 Ci Telecom Autonomous system 24835 197 78 10 RAYA Telecom - Egypt 2018 196 277 64 Tertiary Education Network 33776 195 12 14 Starcomms Nigeria Limited 16637 152 440 89 MTN Network Solutions

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 3742 3890 273 bellsouth.net, inc. 4323 2653 1088 402 Time Warner Telecom 6503 2034 354 72 AVANTEL, S.A. 4766 1872 9470 520 Korea Telecom (KIX) 19262 1839 4868 283 Verizon Global Networks 1785 1803 697 132 PaeTec Communications, Inc. 20115 1512 1532 640 Charter Communications 7545 1443 299 78 TPG Internet Pty Ltd 6478 1410 285 82 AT&T Worldnet Services 7018 1395 5670 891 AT&T WorldNet Services

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

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4323 2653 2251 Time Warner Telecom 6503 2034 1962 AVANTEL, S.A. 1785 1803 1671 PaeTec Communications, Inc. 19262 1839 1556 Verizon Global Networks 7545 1443 1365 TPG Internet Pty Ltd 4766 1872 1352 Korea Telecom (KIX) 6478 1410 1328 AT&T Worldnet Services 17974 1313 1285 PT TELEKOMUNIKASI INDONESIA 17488 1365 1250 Hathway IP Over Cable Interne 4755 1391 1233 TATA Communications formerly

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

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

Bad AS Designation Network Transit AS Description 46164 UNALLOCATED 4.23.88.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.89.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.92.0/23 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.23.94.0/23 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.38.0.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.38.8.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.43.50.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.43.51.0/24 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.67.96.0/21 7018 AT&T WorldNet Servic 46164 UNALLOCATED 4.67.104.0/21 7018 AT&T WorldNet Servic

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

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 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 64.21.192.0/20 11610 Internet Nebraska Corporation 64.21.212.0/22 11610 Internet Nebraska Corporation 64.21.216.0/21 11610 Internet Nebraska Corporation

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 /8:20 /9:10 /10:25 /11:69 /12:208 /13:425 /14:747 /15:1330 /16:11326 /17:5477 /18:9199 /19:18505 /20:23719 /21:24029 /22:31679 /23:30458 /24:177201 /25:993 /26:1084 /27:585 /28:161 /29:12 /30:2 /31:0 /32:7

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

ASN No of nets Total ann. Description 6389 2310 3742 bellsouth.net, inc. 6503 1770 2034 AVANTEL, S.A. 4323 1432 2653 Time Warner Telecom 6478 1368 1410 AT&T Worldnet Services 10620 1227 1335 TVCABLE BOGOTA 11492 1217 1260 Cable One 1785 1078 1803 PaeTec Communications, Inc. 18566 1073 1092 Covad Communications 7011 1060 1161 Citizens Utilities 8452 980 1111 TEDATA

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

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

1:100 2:29 4:13 8:314 12:2023 13:6 14:60 15:17 16:3 17:8 20:9 24:1418 27:447 31:1 32:61 33:8 34:2 36:1 38:716 40:101 41:2621 42:1 44:3 46:282 47:10 49:20 50:12 52:12 55:7 56:2 57:29 58:852 59:499 60:498 61:1145 62:1056 63:1944 64:3718 65:2328 66:4082 67:1791 68:996 69:2810 70:718 71:382 72:1919 74:2279 75:285 76:318 77:869 78:672 79:436 80:1041 81:786 82:499 83:439 84:673 85:1018 86:485 87:700 88:382 89:1582 90:120 91:3217 92:452 93:1007 94:1126 95:716 96:404 97:229 98:679 99:33 101:3 107:2 108:69 109:774 110:425 111:660 112:307 113:322 114:473 115:629 116:1131 117:658 118:574 119:1008 120:166 121:713 122:1576 123:967 124:1237 125:1272 128:227 129:151 130:171 131:557 132:234 133:20 134:208 135:46 136:210 137:145 138:288 139:109 140:476 141:195 142:348 143:511 144:484 145:54 146:431 147:171 148:671 149:322 150:150 151:231 152:294 153:175 154:3 155:364 156:167 157:340 158:123 159:367 160:311 161:200 162:276 163:165 164:436 165:332 166:466 167:429 168:710 169:152 170:720 171:67 172:2 173:1106 174:443 175:253 176:1 178:632 180:708 182:518 183:241 184:185 186:844 187:893 188:851 189:1586 190:4220 192:5773 193:4802 194:3458 195:2866 196:1212 197:1 198:3528 199:3657 200:5511 201:1641 202:8247 203:8316 204:4051 205:2349 206:2518 207:2987 208:3871 209:3458 210:2540 211:1296 212:1806 213:1709 214:692 215:62 216:4739 217:1608 218:563 219:400 220:1223 221:422 222:341 223:77

End of report