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Routing Table Report 08:00 +10GMT Thu 29 Jul, 2010
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/london/
Analysis Summary ----------------
BGP routing table entries examined: 322284 Prefixes after maximum aggregation: 148804 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 159563 Total ASes present in the Internet Routing Table: 34328 Prefixes per ASN: 9.39 Origin-only ASes present in the Internet Routing Table: 29743 Origin ASes announcing only one prefix: 14493 Transit ASes present in the Internet Routing Table: 4585 Transit-only ASes present in the Internet Routing Table: 105 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 38 Max AS path prepend of ASN (22394) 35 Prefixes from unregistered ASNs in the Routing Table: 323 Unregistered ASNs in the Routing Table: 108 Number of 32-bit ASNs allocated by the RIRs: 707 Prefixes from 32-bit ASNs in the Routing Table: 871 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 158 Number of addresses announced to Internet: 2564851456 Equivalent to 152 /8s, 224 /16s and 135 /24s Percentage of available address space announced: 69.2 Percentage of allocated address space announced: 74.6 Percentage of available address space allocated: 92.8 Percentage of address space in use by end-sites: 84.0 Total number of prefixes smaller than registry allocations: 151739
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 75612 Total APNIC prefixes after maximum aggregation: 26180 APNIC Deaggregation factor: 2.89 Prefixes being announced from the APNIC address blocks: 73286 Unique aggregates announced from the APNIC address blocks: 33511 APNIC Region origin ASes present in the Internet Routing Table: 4080 APNIC Prefixes per ASN: 17.96 APNIC Region origin ASes announcing only one prefix: 1156 APNIC Region transit ASes present in the Internet Routing Table: 622 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 533599488 Equivalent to 31 /8s, 206 /16s and 21 /24s Percentage of available APNIC address space announced: 79.5
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, 43/8, 58/8, 59/8, 60/8, 61/8, 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: 133241 Total ARIN prefixes after maximum aggregation: 69139 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 106632 Unique aggregates announced from the ARIN address blocks: 42091 ARIN Region origin ASes present in the Internet Routing Table: 13753 ARIN Prefixes per ASN: 7.75 ARIN Region origin ASes announcing only one prefix: 5286 ARIN Region transit ASes present in the Internet Routing Table: 1361 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 38 Number of ARIN addresses announced to Internet: 729949184 Equivalent to 43 /8s, 130 /16s and 36 /24s Percentage of available ARIN address space announced: 62.2
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, 45/8, 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: 75681 Total RIPE prefixes after maximum aggregation: 43529 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 68764 Unique aggregates announced from the RIPE address blocks: 44726 RIPE Region origin ASes present in the Internet Routing Table: 14634 RIPE Prefixes per ASN: 4.70 RIPE Region origin ASes announcing only one prefix: 7520 RIPE Region transit ASes present in the Internet Routing Table: 2224 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 433559808 Equivalent to 25 /8s, 215 /16s and 153 /24s Percentage of available RIPE address space announced: 76.0
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: 28870 Total LACNIC prefixes after maximum aggregation: 6914 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 27511 Unique aggregates announced from the LACNIC address blocks: 14582 LACNIC Region origin ASes present in the Internet Routing Table: 1306 LACNIC Prefixes per ASN: 21.07 LACNIC Region origin ASes announcing only one prefix: 410 LACNIC Region transit ASes present in the Internet Routing Table: 230 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC addresses announced to Internet: 75798784 Equivalent to 4 /8s, 132 /16s and 153 /24s Percentage of available LACNIC address space announced: 56.5
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: 7347 Total AfriNIC prefixes after maximum aggregation: 1870 AfriNIC Deaggregation factor: 3.93 Prefixes being announced from the AfriNIC address blocks: 5654 Unique aggregates announced from the AfriNIC address blocks: 1600 AfriNIC Region origin ASes present in the Internet Routing Table: 382 AfriNIC Prefixes per ASN: 14.80 AfriNIC Region origin ASes announcing only one prefix: 121 AfriNIC Region transit ASes present in the Internet Routing Table: 86 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 19903744 Equivalent to 1 /8s, 47 /16s and 181 /24s Percentage of available AfriNIC address space announced: 59.3
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 4766 1694 8409 484 Korea Telecom (KIX) 7545 1371 234 88 TPG Internet Pty Ltd 17488 1341 151 126 Hathway IP Over Cable Interne 4755 1324 298 152 TATA Communications formerly 17974 1174 286 56 PT TELEKOMUNIKASI INDONESIA 9583 1002 74 486 Sify Limited 24560 991 305 182 Bharti Airtel Ltd., Telemedia 9829 816 685 32 BSNL National Internet Backbo 4808 764 1478 194 CNCGROUP IP network: China169 4134 754 21996 412 CHINANET-BACKBONE
Complete listing at http://thyme.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3880 3716 283 bellsouth.net, inc. 4323 2729 1112 396 Time Warner Telecom 19262 1946 4567 278 Verizon Global Networks 1785 1782 698 129 PaeTec Communications, Inc. 20115 1489 1522 654 Charter Communications 7018 1473 5733 957 AT&T WorldNet Services 2386 1283 539 913 AT&T Data Communications Serv 6478 1263 253 183 AT&T Worldnet Services 22773 1173 2858 61 Cox Communications, Inc. 3356 1162 10878 403 Level 3 Communications, LLC
Complete listing at http://thyme.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 35805 654 56 6 United Telecom of Georgia 9116 532 328 33 Goldenlines main autonomous s 9198 499 202 13 Kazakhtelecom Data Network Ad 3292 449 2026 390 TDC Tele Danmark 30890 444 111 206 Evolva Telecom 702 411 1853 323 UUNET - Commercial IP service 8551 403 355 38 Bezeq International 8866 403 117 18 Bulgarian Telecommunication C 3320 376 7329 327 Deutsche Telekom AG 3301 372 1414 327 TeliaNet Sweden
Complete listing at http://thyme.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1442 3048 242 UniNet S.A. de C.V. 10620 1072 240 149 TVCABLE BOGOTA 28573 1013 818 100 NET Servicos de Comunicao S.A 7303 751 395 92 Telecom Argentina Stet-France 6503 709 178 223 AVANTEL, S.A. 22047 555 310 15 VTR PUNTO NET S.A. 14420 520 33 75 ANDINATEL S.A. 3816 491 210 90 Empresa Nacional de Telecomun 7738 477 922 30 Telecomunicacoes da Bahia S.A 11172 445 99 76 Servicios Alestra S.A de C.V
Complete listing at http://thyme.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8452 1176 445 10 TEDATA 24863 721 146 36 LINKdotNET AS number 36992 652 279 185 Etisalat MISR 3741 266 898 229 The Internet Solution 33776 220 12 12 Starcomms Nigeria Limited 2018 213 277 64 Tertiary Education Network 6713 195 186 16 Itissalat Al-MAGHRIB 24835 189 78 9 RAYA Telecom - Egypt 29571 186 19 10 Ci Telecom Autonomous system 16637 158 441 100 MTN Network Solutions
Complete listing at http://thyme.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3880 3716 283 bellsouth.net, inc. 4323 2729 1112 396 Time Warner Telecom 19262 1946 4567 278 Verizon Global Networks 1785 1782 698 129 PaeTec Communications, Inc. 4766 1694 8409 484 Korea Telecom (KIX) 20115 1489 1522 654 Charter Communications 7018 1473 5733 957 AT&T WorldNet Services 8151 1442 3048 242 UniNet S.A. de C.V. 7545 1371 234 88 TPG Internet Pty Ltd 17488 1341 151 126 Hathway IP Over Cable Interne
Complete listing at http://thyme.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4323 2729 2333 Time Warner Telecom 19262 1946 1668 Verizon Global Networks 1785 1782 1653 PaeTec Communications, Inc. 7545 1371 1283 TPG Internet Pty Ltd 17488 1341 1215 Hathway IP Over Cable Interne 4766 1694 1210 Korea Telecom (KIX) 8151 1442 1200 UniNet S.A. de C.V. 4755 1324 1172 TATA Communications formerly 8452 1176 1166 TEDATA 17974 1174 1118 PT TELEKOMUNIKASI INDONESIA
Complete listing at http://thyme.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65333 PRIVATE 5.0.0.0/8 0 * 65333 PRIVATE 10.0.0.0/8 0 * 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.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 65333 Internet Assigned Numbers Aut 198.18.0.0/15 65333 Internet Assigned Numbers Aut
Complete listing at http://thyme.apnic.net/london/data-dsua
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<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 6453 Teleglobe Inc. 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd
Complete listing at http://thyme.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 /8:38 /9:10 /10:25 /11:67 /12:199 /13:405 /14:709 /15:1295 /16:11159 /17:5351 /18:9135 /19:18606 /20:23172 /21:23032 /22:29957 /23:29638 /24:169098 /25:10 /26:16 /27:28 /28:143 /29:76 /30:29 /31:0 /32:86
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2484 3880 bellsouth.net, inc. 4323 1394 2729 Time Warner Telecom 4766 1326 1694 Korea Telecom (KIX) 1785 1244 1782 PaeTec Communications, Inc. 17488 1083 1341 Hathway IP Over Cable Interne 11492 1069 1160 Cable One 8452 1065 1176 TEDATA 18566 1040 1059 Covad Communications 10620 988 1072 TVCABLE BOGOTA 19262 912 1946 Verizon Global Networks
Complete listing at http://thyme.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:14 2:3 4:13 8:292 12:2017 13:7 14:1 15:21 16:3 17:8 20:6 24:1432 27:262 31:1 32:57 33:12 38:682 40:98 41:2498 44:3 46:17 47:16 52:9 55:6 56:2 57:36 58:671 59:501 60:460 61:989 62:1039 63:1963 64:3674 65:2342 66:4042 67:1827 68:1095 69:2707 70:707 71:445 72:1942 73:2 74:2267 75:255 76:323 77:900 78:616 79:436 80:996 81:775 82:497 83:450 84:672 85:1042 86:467 87:701 88:340 89:1561 90:97 91:2899 92:509 93:1003 94:1410 95:661 96:523 97:209 98:610 99:32 108:105 109:584 110:417 111:525 112:266 113:318 114:433 115:573 116:1078 117:646 118:481 119:883 120:134 121:705 122:1514 123:949 124:1102 125:1310 128:175 129:157 130:162 131:549 132:245 133:16 134:188 135:45 136:234 137:142 138:265 139:101 140:453 141:196 142:326 143:371 144:460 145:51 146:444 147:166 148:651 149:300 150:154 151:228 152:280 153:168 154:1 155:355 156:157 157:296 158:110 159:357 160:314 161:176 162:254 163:164 164:410 165:365 166:460 167:414 168:640 169:155 170:711 171:59 172:2 173:954 174:504 175:152 176:1 178:324 180:470 182:149 183:244 184:117 186:529 187:412 188:1038 189:768 190:3823 192:5687 193:4710 194:3404 195:2811 196:1181 198:3498 199:3458 200:5324 201:1574 202:7781 203:8190 204:3986 205:2375 206:2424 207:2998 208:3864 209:3431 210:2498 211:1269 212:1726 213:1662 214:646 215:69 216:4697 217:1527 218:490 219:373 220:1140 221:383 222:313 223:1
End of report
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