Orbit

Routing Table Report 08:00 +10GMT Fri 10 Dec, 2010

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

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

BGP routing table entries examined: 333568 Prefixes after maximum aggregation: 151717 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 166451 Total ASes present in the Internet Routing Table: 35290 Prefixes per ASN: 9.45 Origin-only ASes present in the Internet Routing Table: 30517 Origin ASes announcing only one prefix: 14924 Transit ASes present in the Internet Routing Table: 4773 Transit-only ASes present in the Internet Routing Table: 101 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 788 Unregistered ASNs in the Routing Table: 304 Number of 32-bit ASNs allocated by the RIRs: 936 Prefixes from 32-bit ASNs in the Routing Table: 1414 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 193 Number of addresses announced to Internet: 2452166656 Equivalent to 146 /8s, 41 /16s and 24 /24s Percentage of available address space announced: 66.2 Percentage of allocated address space announced: 68.3 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 86.5 Total number of prefixes smaller than registry allocations: 135794

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

Prefixes being announced by APNIC Region ASes: 79972 Total APNIC prefixes after maximum aggregation: 27197 APNIC Deaggregation factor: 2.94 Prefixes being announced from the APNIC address blocks: 77664 Unique aggregates announced from the APNIC address blocks: 34945 APNIC Region origin ASes present in the Internet Routing Table: 4215 APNIC Prefixes per ASN: 18.43 APNIC Region origin ASes announcing only one prefix: 1219 APNIC Region transit ASes present in the Internet Routing Table: 649 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 571486976 Equivalent to 34 /8s, 16 /16s and 51 /24s Percentage of available APNIC address space announced: 77.4

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: 134054 Total ARIN prefixes after maximum aggregation: 68508 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 106890 Unique aggregates announced from the ARIN address blocks: 43895 ARIN Region origin ASes present in the Internet Routing Table: 13972 ARIN Prefixes per ASN: 7.65 ARIN Region origin ASes announcing only one prefix: 5358 ARIN Region transit ASes present in the Internet Routing Table: 1398 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 741810944 Equivalent to 44 /8s, 55 /16s and 35 /24s Percentage of available ARIN address space announced: 62.3

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, 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, 100/8, 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: 79274 Total RIPE prefixes after maximum aggregation: 45347 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 72765 Unique aggregates announced from the RIPE address blocks: 47117 RIPE Region origin ASes present in the Internet Routing Table: 15119 RIPE Prefixes per ASN: 4.81 RIPE Region origin ASes announcing only one prefix: 7771 RIPE Region transit ASes present in the Internet Routing Table: 2323 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 450697472 Equivalent to 26 /8s, 221 /16s and 25 /24s Percentage of available RIPE address space announced: 74.6

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, 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

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

Prefixes being announced by LACNIC Region ASes: 30515 Total LACNIC prefixes after maximum aggregation: 7063 LACNIC Deaggregation factor: 4.32 Prefixes being announced from the LACNIC address blocks: 29415 Unique aggregates announced from the LACNIC address blocks: 15479 LACNIC Region origin ASes present in the Internet Routing Table: 1398 LACNIC Prefixes per ASN: 21.04 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 241 Average LACNIC Region AS path length visible: 3.9 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 78551552 Equivalent to 4 /8s, 174 /16s and 154 /24s Percentage of available LACNIC address space announced: 58.5

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: 7661 Total AfriNIC prefixes after maximum aggregation: 1913 AfriNIC Deaggregation factor: 4.00 Prefixes being announced from the AfriNIC address blocks: 5946 Unique aggregates announced from the AfriNIC address blocks: 1783 AfriNIC Region origin ASes present in the Internet Routing Table: 420 AfriNIC Prefixes per ASN: 14.16 AfriNIC Region origin ASes announcing only one prefix: 132 AfriNIC Region transit ASes present in the Internet Routing Table: 94 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 21768448 Equivalent to 1 /8s, 76 /16s and 41 /24s Percentage of available AfriNIC address space announced: 43.3

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 1720 9453 515 Korea Telecom (KIX) 7545 1545 298 76 TPG Internet Pty Ltd 4755 1382 632 153 TATA Communications formerly 17974 1318 459 27 PT TELEKOMUNIKASI INDONESIA 17488 1262 157 119 Hathway IP Over Cable Interne 9583 1035 75 492 Sify Limited 24560 1033 309 167 Bharti Airtel Ltd., Telemedia 18101 906 116 136 Reliance Infocom Ltd Internet 4808 899 1623 249 CNCGROUP IP network: China169 9829 836 696 31 BSNL National Internet Backbo

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

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3738 3887 271 bellsouth.net, inc. 4323 2640 1093 401 Time Warner Telecom 19262 1833 4853 281 Verizon Global Networks 1785 1798 697 132 PaeTec Communications, Inc. 20115 1512 1531 640 Charter Communications 6478 1426 289 77 AT&T Worldnet Services 7018 1377 5687 890 AT&T WorldNet Services 2386 1309 571 927 AT&T Data Communications Serv 22773 1258 2863 73 Cox Communications, Inc. 11492 1255 234 73 Cable One

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

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 9116 540 328 32 Goldenlines main autonomous s 6830 501 1763 309 UPC Distribution Services 3292 443 2010 385 TDC Tele Danmark 8866 431 133 23 Bulgarian Telecommunication C 34984 422 92 191 BILISIM TELEKOM 9198 414 202 13 Kazakhtelecom Data Network Ad 702 404 1867 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 12479 393 577 6 Uni2 Autonomous System 3320 384 7606 337 Deutsche Telekom AG

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

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1344 250 156 TVCABLE BOGOTA 8151 1220 2627 364 UniNet S.A. de C.V. 28573 1192 932 79 NET Servicos de Comunicao S.A 6503 1163 355 81 AVANTEL, S.A. 7303 805 440 94 Telecom Argentina Stet-France 14420 580 49 87 ANDINATEL S.A. 22047 563 310 15 VTR PUNTO NET S.A. 3816 491 214 101 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 452 32 30 Telefonica del Sur S.A.

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

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1108 445 10 TEDATA 24863 743 147 37 LINKdotNET AS number 36992 658 278 160 Etisalat MISR 3741 264 987 226 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 24835 198 78 10 RAYA Telecom - Egypt 29571 197 19 11 Ci Telecom Autonomous system 2018 196 277 64 Tertiary Education Network 33776 184 12 14 Starcomms Nigeria Limited 16637 163 440 90 MTN Network Solutions

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

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3738 3887 271 bellsouth.net, inc. 4323 2640 1093 401 Time Warner Telecom 19262 1833 4853 281 Verizon Global Networks 1785 1798 697 132 PaeTec Communications, Inc. 4766 1720 9453 515 Korea Telecom (KIX) 7545 1545 298 76 TPG Internet Pty Ltd 20115 1512 1531 640 Charter Communications 6478 1426 289 77 AT&T Worldnet Services 23456 1414 357 787 32-bit ASN transition 4755 1382 632 153 TATA Communications formerly

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

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

ASN No of nets Net Savings Description 4323 2640 2239 Time Warner Telecom 1785 1798 1666 PaeTec Communications, Inc. 19262 1833 1552 Verizon Global Networks 7545 1545 1469 TPG Internet Pty Ltd 6478 1426 1349 AT&T Worldnet Services 17974 1318 1291 PT TELEKOMUNIKASI INDONESIA 4755 1382 1229 TATA Communications formerly 4766 1720 1205 Korea Telecom (KIX) 10620 1344 1188 TVCABLE BOGOTA 22773 1258 1185 Cox Communications, Inc.

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

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 169.254.0.0/16 65333 Internet Assigned Numbers Aut 172.16.0.0/12 65333 Internet Assigned Numbers Aut 192.0.2.0/24 65333 Internet Assigned Numbers Aut 192.168.0.0/16 0 * 198.18.0.0/15 65333 Internet Assigned Numbers Aut

Complete listing at http://thyme.rand.apnic.net/london/data-dsua

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

Network Origin AS Description 5.0.0.0/16 12654 RIPE NCC RIS Project 5.1.0.0/21 12654 RIPE NCC RIS Project 5.1.24.0/24 12654 RIPE NCC RIS Project 24.129.192.0/19 7922 Continental Cablevision 37.0.0.0/16 12654 RIPE NCC RIS Project 37.1.0.0/21 12654 RIPE NCC RIS Project 37.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 46.23.144.0/20 43314 RIPE Network Coordination Cen

Complete listing at http://thyme.rand.apnic.net/london/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 /8:27 /9:10 /10:25 /11:70 /12:211 /13:428 /14:749 /15:1338 /16:11321 /17:5490 /18:9172 /19:18685 /20:23923 /21:24068 /22:31635 /23:30575 /24:175396 /25:10 /26:17 /27:26 /28:157 /29:93 /30:37 /31:0 /32:105

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

ASN No of nets Total ann. Description 6389 2307 3738 bellsouth.net, inc. 4323 1428 2640 Time Warner Telecom 6478 1383 1426 AT&T Worldnet Services 10620 1236 1344 TVCABLE BOGOTA 11492 1212 1255 Cable One 7011 1069 1172 Citizens Utilities 1785 1068 1798 PaeTec Communications, Inc. 18566 1041 1060 Covad Communications 8452 971 1108 TEDATA 19262 955 1833 Verizon Global Networks

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

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

1:124 2:22 4:13 5:1 8:315 12:2030 13:6 14:66 15:17 16:3 17:8 20:9 24:1420 27:478 32:58 33:6 34:2 36:1 37:1 38:714 40:101 41:2632 42:1 44:3 46:321 47:4 49:39 50:17 52:12 55:6 56:2 57:28 58:760 59:498 60:465 61:1013 62:1026 63:1934 64:3686 65:2315 66:4059 67:1751 68:1001 69:2825 70:715 71:389 72:1949 74:2277 75:287 76:320 77:870 78:706 79:437 80:1056 81:802 82:497 83:452 84:632 85:1029 86:487 87:716 88:404 89:1586 90:131 91:3298 92:458 93:1019 94:1101 95:695 96:398 97:251 98:697 99:33 101:3 107:4 108:69 109:796 110:467 111:656 112:302 113:316 114:462 115:637 116:1104 117:658 118:573 119:999 120:196 121:689 122:1564 123:1016 124:1214 125:1205 128:179 129:147 130:164 131:563 132:223 133:20 134:200 135:50 136:211 137:145 138:289 139:108 140:455 141:196 142:336 143:523 144:479 145:54 146:417 147:168 148:620 149:325 150:152 151:230 152:292 153:172 154:2 155:367 156:164 157:311 158:126 159:367 160:311 161:188 162:275 163:155 164:433 165:332 166:469 167:420 168:692 169:148 170:714 171:67 172:2 173:1132 174:438 175:254 176:1 178:637 180:715 182:506 183:243 184:189 186:888 187:761 188:869 189:1015 190:4244 192:5731 193:4785 194:3458 195:2881 196:1205 197:1 198:3469 199:3633 200:5499 201:1578 202:7993 203:8258 204:3975 205:2319 206:2426 207:2904 208:3858 209:3436 210:2493 211:1310 212:1885 213:1729 214:727 215:62 216:4743 217:1613 218:498 219:398 220:1180 221:398 222:312 223:71

End of report