Orbit

Routing Table Report 08:00 +10GMT Thu 02 Dec, 2010

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

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

BGP routing table entries examined: 332235 Prefixes after maximum aggregation: 151271 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 165154 Total ASes present in the Internet Routing Table: 35217 Prefixes per ASN: 9.43 Origin-only ASes present in the Internet Routing Table: 30457 Origin ASes announcing only one prefix: 14910 Transit ASes present in the Internet Routing Table: 4760 Transit-only ASes present in the Internet Routing Table: 105 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: 653 Unregistered ASNs in the Routing Table: 249 Number of 32-bit ASNs allocated by the RIRs: 922 Prefixes from 32-bit ASNs in the Routing Table: 1396 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 191 Number of addresses announced to Internet: 2449368320 Equivalent to 145 /8s, 254 /16s and 101 /24s Percentage of available address space announced: 66.1 Percentage of allocated address space announced: 69.5 Percentage of available address space allocated: 95.0 Percentage of address space in use by end-sites: 86.3 Total number of prefixes smaller than registry allocations: 135051

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

Prefixes being announced by APNIC Region ASes: 79708 Total APNIC prefixes after maximum aggregation: 27156 APNIC Deaggregation factor: 2.94 Prefixes being announced from the APNIC address blocks: 77404 Unique aggregates announced from the APNIC address blocks: 34398 APNIC Region origin ASes present in the Internet Routing Table: 4198 APNIC Prefixes per ASN: 18.44 APNIC Region origin ASes announcing only one prefix: 1208 APNIC Region transit ASes present in the Internet Routing Table: 645 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 573687040 Equivalent to 34 /8s, 49 /16s and 197 /24s Percentage of available APNIC address space announced: 77.7

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: 133682 Total ARIN prefixes after maximum aggregation: 68423 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 106524 Unique aggregates announced from the ARIN address blocks: 43787 ARIN Region origin ASes present in the Internet Routing Table: 13962 ARIN Prefixes per ASN: 7.63 ARIN Region origin ASes announcing only one prefix: 5366 ARIN Region transit ASes present in the Internet Routing Table: 1404 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 741341440 Equivalent to 44 /8s, 47 /16s and 249 /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: 78824 Total RIPE prefixes after maximum aggregation: 45126 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 72359 Unique aggregates announced from the RIPE address blocks: 46752 RIPE Region origin ASes present in the Internet Routing Table: 15075 RIPE Prefixes per ASN: 4.80 RIPE Region origin ASes announcing only one prefix: 7752 RIPE Region transit ASes present in the Internet Routing Table: 2312 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 447559168 Equivalent to 26 /8s, 173 /16s and 54 /24s Percentage of available RIPE address space announced: 78.5

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: 30281 Total LACNIC prefixes after maximum aggregation: 7013 LACNIC Deaggregation factor: 4.32 Prefixes being announced from the LACNIC address blocks: 29186 Unique aggregates announced from the LACNIC address blocks: 15268 LACNIC Region origin ASes present in the Internet Routing Table: 1392 LACNIC Prefixes per ASN: 20.97 LACNIC Region origin ASes announcing only one prefix: 448 LACNIC Region transit ASes present in the Internet Routing Table: 237 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 77806848 Equivalent to 4 /8s, 163 /16s and 61 /24s Percentage of available LACNIC address space announced: 58.0

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: 1890 AfriNIC Deaggregation factor: 4.06 Prefixes being announced from the AfriNIC address blocks: 5935 Unique aggregates announced from the AfriNIC address blocks: 1753 AfriNIC Region origin ASes present in the Internet Routing Table: 422 AfriNIC Prefixes per ASN: 14.06 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: 3.3 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 21240320 Equivalent to 1 /8s, 68 /16s and 26 /24s Percentage of available AfriNIC address space announced: 42.2

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 9470 519 Korea Telecom (KIX) 7545 1448 298 77 TPG Internet Pty Ltd 4755 1389 639 157 TATA Communications formerly 17488 1368 156 122 Hathway IP Over Cable Interne 17974 1304 459 27 PT TELEKOMUNIKASI INDONESIA 9583 1036 75 487 Sify Limited 24560 1030 309 166 Bharti Airtel Ltd., Telemedia 18101 906 116 137 Reliance Infocom Ltd Internet 4808 886 1620 245 CNCGROUP IP network: China169 9829 835 696 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 3742 3890 274 bellsouth.net, inc. 4323 2643 1093 400 Time Warner Telecom 19262 1837 4852 282 Verizon Global Networks 1785 1808 697 132 PaeTec Communications, Inc. 20115 1510 1532 638 Charter Communications 6478 1422 286 64 AT&T Worldnet Services 7018 1403 5688 901 AT&T WorldNet Services 2386 1314 572 932 AT&T Data Communications Serv 11492 1260 233 71 Cable One 22773 1259 2863 71 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 539 328 32 Goldenlines main autonomous s 3292 443 2010 385 TDC Tele Danmark 8866 430 133 23 Bulgarian Telecommunication C 9198 419 202 13 Kazakhtelecom Data Network Ad 34984 419 92 191 BILISIM TELEKOM 702 404 1868 318 UUNET - Commercial IP service 8551 403 355 38 Bezeq International 12479 384 577 6 Uni2 Autonomous System 3301 381 1696 336 TeliaNet Sweden 3320 381 7317 334 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 28573 1167 931 73 NET Servicos de Comunicao S.A 8151 1164 2523 344 UniNet S.A. de C.V. 6503 1159 355 81 AVANTEL, S.A. 7303 801 440 94 Telecom Argentina Stet-France 14420 579 49 87 ANDINATEL S.A. 22047 563 310 15 VTR PUNTO NET S.A. 3816 492 214 98 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 451 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 1105 445 10 TEDATA 24863 741 147 37 LINKdotNET AS number 36992 654 278 159 Etisalat MISR 3741 262 858 224 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 195 12 14 Starcomms Nigeria Limited 16637 161 440 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 3742 3890 274 bellsouth.net, inc. 4323 2643 1093 400 Time Warner Telecom 19262 1837 4852 282 Verizon Global Networks 1785 1808 697 132 PaeTec Communications, Inc. 4766 1726 9470 519 Korea Telecom (KIX) 20115 1510 1532 638 Charter Communications 7545 1448 298 77 TPG Internet Pty Ltd 6478 1422 286 64 AT&T Worldnet Services 7018 1403 5688 901 AT&T WorldNet Services 23456 1396 347 775 32-bit ASN transition

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 2643 2243 Time Warner Telecom 1785 1808 1676 PaeTec Communications, Inc. 19262 1837 1555 Verizon Global Networks 7545 1448 1371 TPG Internet Pty Ltd 6478 1422 1358 AT&T Worldnet Services 17974 1304 1277 PT TELEKOMUNIKASI INDONESIA 17488 1368 1246 Hathway IP Over Cable Interne 4755 1389 1232 TATA Communications formerly 4766 1726 1207 Korea Telecom (KIX) 11492 1260 1189 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 41.78.204.0/22 15964 CAMEROON TELECOMMUNICATIONS N 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 46.22.208.0/20 34702 Wavecom Autonomous System 46.22.240.0/20 42514 RIPE Network Coordination Cen 46.38.192.0/19 34968 Trixit Holding BV io 46.163.0.0/18 9119 Softnet 46.182.248.0/21 25220 GLOBALNOC BACKBONE SERVICES 46.183.24.0/21 44838 RIPE Network Coordination Cen 62.61.220.0/24 24974 Tachyon Europe BV - Wireless

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 /8:28 /9:10 /10:25 /11:70 /12:211 /13:425 /14:747 /15:1335 /16:11310 /17:5465 /18:9132 /19:18626 /20:23860 /21:23996 /22:31541 /23:30319 /24:174689 /25:11 /26:19 /27:27 /28:154 /29:94 /30:36 /31:0 /32:105

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

ASN No of nets Total ann. Description 6389 2309 3742 bellsouth.net, inc. 4323 1429 2643 Time Warner Telecom 6478 1380 1422 AT&T Worldnet Services 10620 1236 1344 TVCABLE BOGOTA 11492 1217 1260 Cable One 1785 1079 1808 PaeTec Communications, Inc. 7011 1069 1170 Citizens Utilities 18566 1043 1062 Covad Communications 8452 969 1105 TEDATA 19262 957 1837 Verizon Global Networks

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

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

1:103 2:28 4:13 8:312 12:2022 13:6 14:60 15:17 16:3 17:8 20:9 24:1422 27:462 32:57 33:7 34:2 36:1 38:708 40:101 41:2643 42:1 44:3 46:319 47:10 49:35 50:15 52:12 55:8 56:2 57:28 58:757 59:499 60:497 61:1005 62:1015 63:1938 64:3692 65:2320 66:4081 67:1755 68:999 69:2808 70:717 71:384 72:1924 74:2278 75:286 76:320 77:872 78:686 79:436 80:1048 81:794 82:513 83:446 84:630 85:1029 86:490 87:714 88:384 89:1578 90:121 91:3256 92:454 93:1008 94:1095 95:692 96:400 97:242 98:690 99:33 101:3 107:2 108:69 109:765 110:426 111:641 112:298 113:316 114:454 115:638 116:1123 117:652 118:566 119:1000 120:183 121:692 122:1531 123:971 124:1214 125:1244 128:176 129:146 130:165 131:562 132:225 133:20 134:199 135:46 136:211 137:143 138:287 139:107 140:458 141:194 142:333 143:514 144:480 145:54 146:419 147:176 148:609 149:327 150:150 151:232 152:291 153:173 154:2 155:366 156:164 157:318 158:126 159:360 160:311 161:190 162:271 163:157 164:433 165:331 166:467 167:422 168:689 169:149 170:713 171:67 172:3 173:1116 174:429 175:257 176:1 178:639 180:701 182:494 183:243 184:187 186:896 187:744 188:868 189:1022 190:4211 192:5719 193:4780 194:3452 195:2880 196:1218 197:1 198:3474 199:3628 200:5448 201:1571 202:7983 203:8241 204:3971 205:2319 206:2416 207:2902 208:3870 209:3431 210:2491 211:1291 212:1813 213:1719 214:705 215:61 216:4725 217:1600 218:492 219:393 220:1183 221:388 222:314 223:75

End of report