DNS servers in United States
Download all 3,164 valid servers:
This list of public and free DNS servers is checked continuously. Read how to change your DNS server settings .
| IP Address | Location | AS Number | Software / Version | Checked | Status | Reliability | Whois |
|---|---|---|---|---|---|---|---|
| 149.112.112.11 dns11.quad9.net. | 19281 QUAD9-AS-1 | Q9-B-7.0 | 2022-08-17 04:27:23 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.46.109 | 13335 CLOUDFLARENET | — | 2022-08-17 04:27:21 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.33 | 13335 CLOUDFLARENET | — | 2022-08-17 04:27:10 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.14 | 13335 CLOUDFLARENET | — | 2022-08-17 04:27:05 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.68 | 13335 CLOUDFLARENET | — | 2022-08-17 04:27:05 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.52 | 13335 CLOUDFLARENET | — | 2022-08-17 04:27:05 UTC | valid DNSSEC | 100 % | Whois | |
| 168.215.165.186 | Plano | 3549 LVLT-3549 | Version: recursive-main/18640994 | 2022-08-17 04:26:57 UTC | valid | 100 % | Whois |
| 8.20.247.119 | Charlotte | 23393 NUCDN | — | 2022-08-17 04:26:54 UTC | valid DNSSEC | 84 % | Whois |
| 172.64.37.184 | 13335 CLOUDFLARENET | — | 2022-08-17 04:26:54 UTC | valid DNSSEC | 100 % | Whois | |
| 24.229.42.161 | Wellsboro | 3737 AS-PTD | dnsmasq-2.80 | 2022-08-17 04:26:38 UTC | valid | 58 % | Whois |
| 8.20.207.150 | Miami | 23089 HOTWIRE-COMMUNICATIONS | — | 2022-08-17 04:26:37 UTC | valid | 61 % | Whois |
| 8.20.247.110 | Charlotte | 23393 NUCDN | — | 2022-08-17 04:26:36 UTC | valid | 85 % | Whois |
| 8.20.247.132 | Charlotte | 23393 NUCDN | — | 2022-08-17 04:26:36 UTC | valid DNSSEC | 84 % | Whois |
| 172.64.37.23 | 13335 CLOUDFLARENET | — | 2022-08-17 04:26:36 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.90 | 13335 CLOUDFLARENET | — | 2022-08-17 04:26:36 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.36.41 | 13335 CLOUDFLARENET | — | 2022-08-17 04:26:01 UTC | valid DNSSEC | 100 % | Whois | |
| 66.187.166.250 250.166.187.66.static.Dasia.Net. | Wingate | 46860 DASIANET | — | 2022-08-17 04:25:56 UTC | valid | 54 % | Whois |
| 172.64.37.122 | 13335 CLOUDFLARENET | — | 2022-08-17 04:25:55 UTC | valid DNSSEC | 100 % | Whois | |
| 66.162.142.38 | Spokane | 3356 LEVEL3 | — | 2022-08-17 04:25:54 UTC | valid | 100 % | Whois |
| 129.71.254.12 dns.state.wv.us. | Charleston | 7925 WVNET | — | 2022-08-17 04:25:20 UTC | valid | 84 % | Whois |
| 8.20.247.11 | Charlotte | 23393 NUCDN | — | 2022-08-17 04:25:18 UTC | valid DNSSEC | 88 % | Whois |
| 8.20.207.148 | Miami | 23089 HOTWIRE-COMMUNICATIONS | — | 2022-08-17 04:25:12 UTC | valid | 62 % | Whois |
| 64.233.207.16 dns1.wideopenwest.com. | Panama City Beach | 12083 WOW-INTERNET | 9.11.0-P3 | 2022-08-17 04:24:56 UTC | valid DNSSEC | 98 % | Whois |
| 65.77.69.24 ip-65.77.69.24.atlinkservices.com. | Noble | 22898 ATLINK | — | 2022-08-17 04:24:27 UTC | valid | 71 % | Whois |
| 172.64.36.24 | 13335 CLOUDFLARENET | — | 2022-08-17 04:24:22 UTC | valid DNSSEC | 99 % | Whois | |
| 8.17.126.157 | Jacksonville | 23089 HOTWIRE-COMMUNICATIONS | dnsmasq-2.39 | 2022-08-17 04:24:10 UTC | valid DNSSEC | 92 % | Whois |
| 172.64.36.134 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:58 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.177 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:49 UTC | valid DNSSEC | 100 % | Whois | |
| 8.20.247.118 | Charlotte | 23393 NUCDN | — | 2022-08-17 04:23:49 UTC | valid DNSSEC | 82 % | Whois |
| 172.64.36.34 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:49 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.25 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:49 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.36.132 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:49 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.36.47 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:49 UTC | valid DNSSEC | 99 % | Whois | |
| 209.65.105.165 | 7018 ATT-INTERNET4 | — | 2022-08-17 04:23:41 UTC | valid | 99 % | Whois | |
| 216.130.230.77 | Glens Falls | 15320 PRIMELINK | — | 2022-08-17 04:23:41 UTC | valid | 69 % | Whois |
| 172.64.36.139 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:40 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.226 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:40 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.47.216 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:40 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.37.171 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:40 UTC | valid DNSSEC | 98 % | Whois | |
| 172.64.36.232 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:40 UTC | valid DNSSEC | 98 % | Whois | |
| 172.64.36.6 | 13335 CLOUDFLARENET | — | 2022-08-17 04:23:40 UTC | valid DNSSEC | 100 % | Whois | |
| 8.20.247.112 | Charlotte | 23393 NUCDN | — | 2022-08-17 03:27:28 UTC | valid DNSSEC | 81 % | Whois |
| 172.64.36.55 | 13335 CLOUDFLARENET | — | 2022-08-17 03:27:28 UTC | valid DNSSEC | 100 % | Whois | |
| 8.20.204.150 | Miami | 23089 HOTWIRE-COMMUNICATIONS | — | 2022-08-17 00:35:01 UTC | valid | 85 % | Whois |
| 172.64.36.104 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:54 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.247 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:54 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.121 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:53 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.9 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:53 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.146 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:53 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.145 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:53 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.141 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:53 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.140 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:52 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.14 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:52 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.135 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:52 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.5 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:49 UTC | valid DNSSEC | 100 % | Whois | |
| 66.162.13.185 | Asheboro | 3549 LVLT-3549 | — | 2022-08-17 00:34:49 UTC | valid | 97 % | Whois |
| 172.64.37.219 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:49 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.186 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:49 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.37.196 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:49 UTC | valid DNSSEC | 100 % | Whois | |
| 66.192.104.68 | 25898 FULL-SAIL-INC | — | 2022-08-17 00:34:49 UTC | valid | 100 % | Whois | |
| 66.162.169.190 66-162-169-190.static.ctl.one. | Memphis | 3549 LVLT-3549 | — | 2022-08-17 00:34:49 UTC | valid | 99 % | Whois |
| 67.17.215.133 dns2.snv.gblx.net. | 3549 LVLT-3549 | Version: recursive-main/20717463 | 2022-08-17 00:34:49 UTC | valid | 95 % | Whois | |
| 8.20.247.107 | Charlotte | 23393 NUCDN | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 84 % | Whois |
| 172.64.37.95 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.73 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.37.26 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.36.194 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 98 % | Whois | |
| 172.64.36.238 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 99 % | Whois | |
| 172.64.36.4 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 98 % | Whois | |
| 172.64.36.39 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.37 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.118 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.109 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 93 % | Whois | |
| 172.64.36.116 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.113 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 98 % | Whois | |
| 172.64.36.112 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.115 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 98 % | Whois | |
| 172.64.36.110 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.114 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.111 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.107 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:48 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.245 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:47 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.105 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:47 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.10 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:47 UTC | valid DNSSEC | 100 % | Whois | |
| 8.20.247.109 | Charlotte | 23393 NUCDN | — | 2022-08-17 00:34:46 UTC | valid DNSSEC | 83 % | Whois |
| 172.64.37.65 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:45 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.37.252 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:45 UTC | valid DNSSEC | 100 % | Whois | |
| 165.158.1.2 | 3356 LEVEL3 | — | 2022-08-17 00:34:44 UTC | valid | 100 % | Whois | |
| 172.64.36.27 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:44 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.45 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:44 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.244 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:44 UTC | valid DNSSEC | 100 % | Whois | |
| 172.64.36.79 | 13335 CLOUDFLARENET | — | 2022-08-17 00:34:42 UTC | valid DNSSEC | 100 % | Whois | |
| 4.2.2.4 d.resolvers.level3.net. | 3356 LEVEL3 | Version: recursive-main/20717463 | 2022-08-17 00:27:31 UTC | valid | 95 % | Whois | |
| 172.64.37.13 | 13335 CLOUDFLARENET | — | 2022-08-16 23:24:09 UTC | valid DNSSEC | 99 % | Whois | |
| 166.130.64.24 mobile-166-130-64-24.mycingular.net. | 20057 ATT-MOBILITY-LLC-AS20057 | — | 2022-08-16 21:31:48 UTC | valid | 18 % | Whois | |
| 2606:4700:4700::1111 one.one.one.one. | 13335 CLOUDFLARENET | — | 2022-08-16 20:31:42 UTC | valid DNSSEC | 100 % | Whois | |
| 8.20.247.13 | Charlotte | 23393 NUCDN | — | 2022-08-16 20:31:24 UTC | valid DNSSEC | 90 % | Whois |
| 8.20.247.101 | Charlotte | 23393 NUCDN | — | 2022-08-16 19:35:24 UTC | valid | 83 % | Whois |
| 8.17.40.102 | Miami | 23089 HOTWIRE-COMMUNICATIONS | — | 2022-08-16 19:35:23 UTC | valid | 55 % | Whois |
| 66.162.85.79 | Houston | 3549 LVLT-3549 | dnsmasq-2.78 | 2022-08-16 19:35:17 UTC | valid | 100 % | Whois |
The table below is limited to the 100 recently checked servers.