Orbit

Routing Table Report 08:00 +10GMT Sat 11 Dec, 2010

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

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

BGP routing table entries examined: 333480 Prefixes after maximum aggregation: 151724 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 166249 Total ASes present in the Internet Routing Table: 35280 Prefixes per ASN: 9.45 Origin-only ASes present in the Internet Routing Table: 30514 Origin ASes announcing only one prefix: 14925 Transit ASes present in the Internet Routing Table: 4766 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: 26 Max AS path prepend of ASN (50912) 24 Prefixes from unregistered ASNs in the Routing Table: 803 Unregistered ASNs in the Routing Table: 314 Number of 32-bit ASNs allocated by the RIRs: 939 Prefixes from 32-bit ASNs in the Routing Table: 1427 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 191 Number of addresses announced to Internet: 2452162560 Equivalent to 146 /8s, 41 /16s and 8 /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: 86.6 Total number of prefixes smaller than registry allocations: 135808

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

Prefixes being announced by APNIC Region ASes: 79889 Total APNIC prefixes after maximum aggregation: 27235 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 77606 Unique aggregates announced from the APNIC address blocks: 34774 APNIC Region origin ASes present in the Internet Routing Table: 4215 APNIC Prefixes per ASN: 18.41 APNIC Region origin ASes announcing only one prefix: 1221 APNIC Region transit ASes present in the Internet Routing Table: 648 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 571565568 Equivalent to 34 /8s, 17 /16s and 102 /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: 134037 Total ARIN prefixes after maximum aggregation: 68494 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 106876 Unique aggregates announced from the ARIN address blocks: 43884 ARIN Region origin ASes present in the Internet Routing Table: 13975 ARIN Prefixes per ASN: 7.65 ARIN Region origin ASes announcing only one prefix: 5367 ARIN Region transit ASes present in the Internet Routing Table: 1399 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 741817600 Equivalent to 44 /8s, 55 /16s and 61 /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: 79374 Total RIPE prefixes after maximum aggregation: 45371 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 72876 Unique aggregates announced from the RIPE address blocks: 47150 RIPE Region origin ASes present in the Internet Routing Table: 15116 RIPE Prefixes per ASN: 4.82 RIPE Region origin ASes announcing only one prefix: 7761 RIPE Region transit ASes present in the Internet Routing Table: 2320 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 450668800 Equivalent to 26 /8s, 220 /16s and 169 /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: 30534 Total LACNIC prefixes after maximum aggregation: 7065 LACNIC Deaggregation factor: 4.32 Prefixes being announced from the LACNIC address blocks: 29434 Unique aggregates announced from the LACNIC address blocks: 15469 LACNIC Region origin ASes present in the Internet Routing Table: 1393 LACNIC Prefixes per ASN: 21.13 LACNIC Region origin ASes announcing only one prefix: 440 LACNIC Region transit ASes present in the Internet Routing Table: 241 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 78554624 Equivalent to 4 /8s, 174 /16s and 166 /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: 7535 Total AfriNIC prefixes after maximum aggregation: 1870 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 5813 Unique aggregates announced from the AfriNIC address blocks: 1744 AfriNIC Region origin ASes present in the Internet Routing Table: 417 AfriNIC Prefixes per ASN: 13.94 AfriNIC Region origin ASes announcing only one prefix: 136 AfriNIC Region transit ASes present in the Internet Routing Table: 91 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 21689600 Equivalent to 1 /8s, 74 /16s and 245 /24s Percentage of available AfriNIC address space announced: 43.1

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 1726 9453 516 Korea Telecom (KIX) 7545 1552 298 77 TPG Internet Pty Ltd 4755 1382 633 152 TATA Communications formerly 17974 1318 459 27 PT TELEKOMUNIKASI INDONESIA 17488 1102 158 113 Hathway IP Over Cable Interne 9583 1045 107 486 Sify Limited 24560 1035 309 170 Bharti Airtel Ltd., Telemedia 18101 905 116 135 Reliance Infocom Ltd Internet 4808 897 1623 252 CNCGROUP IP network: China169 9829 837 696 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 270 bellsouth.net, inc. 4323 2639 1093 400 Time Warner Telecom 19262 1833 4853 281 Verizon Global Networks 1785 1798 697 132 PaeTec Communications, Inc. 20115 1512 1531 640 Charter Communications 6478 1427 289 75 AT&T Worldnet Services 7018 1379 5687 892 AT&T WorldNet Services 2386 1308 571 926 AT&T Data Communications Serv 11492 1256 234 73 Cable One 22773 1255 2863 73 Cox Communications, Inc.

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 434 133 23 Bulgarian Telecommunication C 9121 431 1690 29 TTnet Autonomous System 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 397 577 6 Uni2 Autonomous System

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 1222 2631 364 UniNet S.A. de C.V. 28573 1192 932 79 NET Servicos de Comunicao S.A 6503 1165 355 81 AVANTEL, S.A. 7303 805 440 94 Telecom Argentina Stet-France 14420 584 49 88 ANDINATEL S.A. 22047 563 310 15 VTR PUNTO NET S.A. 3816 492 214 101 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 658 275 157 Etisalat MISR 3741 263 986 225 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 29571 199 19 11 Ci Telecom Autonomous system 24835 198 78 10 RAYA Telecom - Egypt 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 270 bellsouth.net, inc. 4323 2639 1093 400 Time Warner Telecom 19262 1833 4853 281 Verizon Global Networks 1785 1798 697 132 PaeTec Communications, Inc. 4766 1726 9453 516 Korea Telecom (KIX) 7545 1552 298 77 TPG Internet Pty Ltd 20115 1512 1531 640 Charter Communications 6478 1427 289 75 AT&T Worldnet Services 23456 1427 358 788 32-bit ASN transition 4755 1382 633 152 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 2639 2239 Time Warner Telecom 1785 1798 1666 PaeTec Communications, Inc. 19262 1833 1552 Verizon Global Networks 7545 1552 1475 TPG Internet Pty Ltd 6478 1427 1352 AT&T Worldnet Services 17974 1318 1291 PT TELEKOMUNIKASI INDONESIA 4755 1382 1230 TATA Communications formerly 4766 1726 1210 Korea Telecom (KIX) 10620 1344 1188 TVCABLE BOGOTA 11492 1256 1183 Cable One

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<< 46.164.128.0/18 21219 Datacom Autonomous System

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 /15:1342 /16:11322 /17:5489 /18:9179 /19:18686 /20:23916 /21:24086 /22:31615 /23:30563 /24:175310 /25:10 /26:17 /27:27 /28:158 /29:95 /30:38 /31:0 /32:107

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

ASN No of nets Total ann. Description 6389 2308 3738 bellsouth.net, inc. 4323 1428 2639 Time Warner Telecom 6478 1384 1427 AT&T Worldnet Services 10620 1236 1344 TVCABLE BOGOTA 11492 1213 1256 Cable One 7011 1069 1172 Citizens Utilities 1785 1068 1798 PaeTec Communications, Inc. 18566 1041 1060 Covad Communications 8452 972 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) ----------------------------------------------

1:129 2:14 4:13 5:1 8:316 12:2029 13:6 14:71 15:17 16:3 17:8 20:9 24:1421 27:482 32:58 33:6 34:2 36:1 37:1 38:714 40:101 41:2571 42:1 44:3 46:333 47:4 49:39 50:17 52:12 55:6 56:2 57:28 58:760 59:498 60:416 61:1012 62:1022 63:1931 64:3686 65:2318 66:4056 67:1757 68:1002 69:2823 70:713 71:389 72:1947 74:2277 75:287 76:320 77:870 78:737 79:437 80:1057 81:800 82:514 83:448 84:632 85:1040 86:488 87:717 88:404 89:1590 90:137 91:3311 92:458 93:1021 94:1098 95:700 96:401 97:246 98:697 99:33 101:3 107:2 108:69 109:801 110:467 111:652 112:301 113:315 114:462 115:641 116:987 117:654 118:585 119:998 120:196 121:692 122:1567 123:1016 124:1212 125:1191 128:180 129:147 130:164 131:562 132:222 133:20 134:200 135:50 136:211 137:145 138:289 139:108 140:458 141:196 142:336 143:511 144:483 145:54 146:417 147:175 148:621 149:325 150:150 151:230 152:292 153:172 154:2 155:365 156:163 157:311 158:126 159:367 160:313 161:188 162:275 163:155 164:432 165:332 166:469 167:419 168:704 169:148 170:716 171:67 172:2 173:1132 174:462 175:268 176:1 178:627 180:724 182:507 183:241 184:189 186:893 187:760 188:876 189:1008 190:4245 192:5730 193:4787 194:3459 195:2881 196:1193 197:1 198:3461 199:3634 200:5509 201:1579 202:7994 203:8263 204:3976 205:2319 206:2421 207:2895 208:3849 209:3446 210:2493 211:1310 212:1888 213:1701 214:725 215:62 216:4771 217:1615 218:499 219:397 220:1183 221:398 222:312 223:75

End of report