DNS servers in United States
Download all 191 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 |
|---|---|---|---|---|---|---|---|
| 2606:4700:4700::1001 one.one.one.one. | 13335 CLOUDFLARENET | — | 2021-06-25 21:09:49 UTC | valid DNSSEC | 100 % | Whois | |
| 2620:fe::fe dns.quad9.net. | 19281 QUAD9-AS-1 | Q9-P-7.0 | 2021-06-15 00:41:58 UTC | valid DNSSEC | 99 % | Whois | |
| 149.112.112.11 dns11.quad9.net. | 19281 QUAD9-AS-1 | Q9-B-7.0 | 2021-06-10 22:45:50 UTC | valid DNSSEC | 99 % | Whois | |
| 204.152.204.10 lookup1.resolver.lax-noc.com. | Los Angeles | 8100 ASN-QUADRANET-GLOBAL | unbound 1.4.22 | 2021-06-10 22:45:23 UTC | valid DNSSEC | 95 % | Whois |
| 4.2.2.2 b.resolvers.Level3.net. | 3356 LEVEL3 | Version: recursive-main/20717463 | 2021-06-09 19:40:21 UTC | valid | 97 % | Whois | |
| 45.90.28.203 dns1.nextdns.io. | 34939 nextdns, Inc. | — | 2021-06-09 19:40:20 UTC | valid DNSSEC | 100 % | Whois | |
| 45.90.30.205 dns2.nextdns.io. | 34939 nextdns, Inc. | — | 2021-06-09 14:42:20 UTC | valid DNSSEC | 100 % | Whois | |
| 156.154.70.25 | 19905 NEUSTAR-AS6 | — | 2021-06-05 21:50:51 UTC | valid DNSSEC | 100 % | Whois | |
| 205.171.2.25 resolver.qwest.net. | 209 CENTURYLINK-US-LEGACY-QWEST | — | 2021-06-04 04:46:50 UTC | valid | 96 % | Whois | |
| 216.228.104.3 dns1.ncol.net. | 11426 TWC-11426-CAROLINAS | — | 2021-05-31 11:50:48 UTC | valid | 92 % | Whois | |
| 66.199.241.115 66-199-241-115.reverse.ezzi.net. | 15149 EZZI-101-BGP | — | 2021-05-29 21:47:03 UTC | valid | 89 % | Whois | |
| 185.213.26.187 ny.ahadns.net. | New York | 63473 HOSTHATCH | — | 2021-05-24 07:46:21 UTC | valid DNSSEC | 100 % | Whois |
| 69.162.67.202 202-67-162-69.static.reverse.lstn.net. | 46475 LIMESTONENETWORKS | anonymous | 2021-05-21 16:46:09 UTC | valid | 100 % | Whois | |
| 216.83.236.227 ns1.networktel.net. | 7029 WINDSTREAM | SERVFAIL | 2021-05-21 14:49:31 UTC | valid | 100 % | Whois | |
| 69.16.132.4 dns1.puregig.net. | 12989 StackPath LLC | PowerDNS Recursor 4.1.17 (built Jun 30 2020 14:59:38 by buildbot@a3480f4a5df2) | 2021-05-20 13:46:14 UTC | valid | 100 % | Whois | |
| 209.143.0.10 primary.dns.bright.net. | Oakwood | 7106 INDEPENDENTSFIBERNETWORK | 9.16.11-Ubuntu | 2021-05-20 13:46:05 UTC | valid | 99 % | Whois |
| 69.60.160.203 edelta2.DADNS.america.net. | Gordon | 4452 AMERICA | 9.10.2-P3 | 2021-05-20 13:46:01 UTC | valid | 86 % | Whois |
| 216.17.128.2 ns2.frii.com. | Fort Collins | 6582 FRII | undisclosed | 2021-05-20 12:46:08 UTC | valid | 62 % | Whois |
| 66.109.229.4 dns3.dejazzd.com. | Manheim | 7029 WINDSTREAM | SERVFAIL | 2021-05-20 12:46:07 UTC | valid | 100 % | Whois |
| 216.165.129.158 ns7.dns.tds.net. | Madison | 4181 TDS-AS | anonymous | 2021-05-20 12:46:00 UTC | valid | 100 % | Whois |
| 216.169.160.2 ns1.ceinetworks.com. | Williamsport | 7029 WINDSTREAM | SERVFAIL | 2021-05-20 12:45:55 UTC | valid | 100 % | Whois |
| 216.199.46.11 nsorl.fdn.com. | 7029 WINDSTREAM | SERVFAIL | 2021-05-20 12:45:55 UTC | valid | 100 % | Whois | |
| 207.170.7.6 dns2.norlight.net. | Menomonie | 7029 WINDSTREAM | SERVFAIL | 2021-05-20 12:45:53 UTC | valid | 100 % | Whois |
| 198.54.117.10 safeservedns.com. | 22612 NAMECHEAP-NET | — | 2021-05-20 11:52:14 UTC | valid DNSSEC | 99 % | Whois | |
| 149.112.112.13 | 19281 QUAD9-AS-1 | Q9-P-7.0 | 2021-05-20 11:46:00 UTC | valid DNSSEC | 65 % | Whois | |
| 144.216.1.1 unkname.unk.edu. | Grand Island | 7896 NU-AS | — | 2021-05-20 11:45:54 UTC | valid | 98 % | Whois |
| 205.171.3.66 redirect.centurytel.net. | 209 CENTURYLINK-US-LEGACY-QWEST | — | 2021-05-20 10:55:29 UTC | valid | 97 % | Whois | |
| 45.90.30.126 dns2.nextdns.io. | 34939 nextdns, Inc. | — | 2021-05-20 10:55:21 UTC | valid DNSSEC | 100 % | Whois | |
| 69.60.160.196 Edelta.DADNS.america.net. | Gordon | 4452 AMERICA | — | 2021-05-20 08:46:00 UTC | valid | 87 % | Whois |
| 65.49.37.195 | 6939 HURRICANE | — | 2021-05-19 22:46:51 UTC | valid DNSSEC | 69 % | Whois | |
| 128.238.2.38 gatekeeper.poly.edu. | 54965 NYU-POLY | 9.11.4-P2-RedHat-9.11.4-26.P2.el7 | 2021-05-19 20:49:22 UTC | valid | 82 % | Whois | |
| 2610:a1:1018::1 | 397213 ULTRADNS | — | 2021-05-19 20:49:15 UTC | valid DNSSEC | 100 % | Whois | |
| 24.113.32.29 ns1.wavecable.com. | Port Orchard | 11404 AS-WAVE-1 | — | 2021-05-18 23:48:57 UTC | valid DNSSEC | 100 % | Whois |
| 24.113.32.30 ns2.wavecable.com. | Port Orchard | 11404 AS-WAVE-1 | — | 2021-05-18 23:48:56 UTC | valid DNSSEC | 100 % | Whois |
| 68.87.68.162 nrcns.s3woodstock.ga.atlanta.comcast.net. | Atlanta | 7922 COMCAST-7922 | [SECURED] | 2021-05-18 07:45:37 UTC | valid DNSSEC | 100 % | Whois |
| 2620:119:35::35 resolver1.opendns.com. | 36692 OPENDNS | — | 2021-05-18 05:51:29 UTC | valid DNSSEC | 100 % | Whois | |
| 8.0.6.0 cns1.Atlanta2.Level3.net. | Atlanta | 3356 LEVEL3 | Version: recursive-main/18640994 | 2021-05-18 05:48:43 UTC | valid | 100 % | Whois |
| 205.171.202.166 redirect.centurytel.net. | 209 CENTURYLINK-US-LEGACY-QWEST | — | 2021-05-17 21:56:37 UTC | valid | 98 % | Whois | |
| 63.105.204.164 | 9286 KINX | PowerDNS Authoritative Server 3.3.3 (jenkins@autotest.powerdns.com built 20161031213210 mockbuild@) | 2021-05-17 21:53:39 UTC | valid | 98 % | Whois | |
| 129.250.35.250 x.ns.gin.ntt.net. | 2914 NTT-COMMUNICATIONS-2914 | 9.8.2rc1-RedHat-9.8.2-0.68.rc1.el6_10.8 | 2021-05-17 21:47:57 UTC | valid | 100 % | Whois | |
| 64.6.65.6 rec1pubns2.ultradns.net. | 397215 ULTRADNS | — | 2021-05-17 21:42:21 UTC | valid DNSSEC | 100 % | Whois | |
| 104.131.37.180 | Clifton | 14061 DIGITALOCEAN-ASN | dnsmasq-2.68 | 2021-05-17 20:54:35 UTC | valid | 79 % | Whois |
| 66.109.229.6 dns2.dejazzd.com. | Manheim | 7029 WINDSTREAM | SERVFAIL | 2021-05-17 20:51:06 UTC | valid | 100 % | Whois |
| 4.2.2.3 c.resolvers.level3.net. | 3356 LEVEL3 | Version: recursive-main/20717463 | 2021-05-17 20:51:02 UTC | valid | 98 % | Whois | |
| 208.38.65.35 dnscache2.izoom.net. | Becker | 7029 WINDSTREAM | SERVFAIL | 2021-05-17 20:50:55 UTC | valid | 100 % | Whois |
| 209.191.129.65 ns2.nyc.pnap.net. | 10910 INTERNAP-BLK | 9.11.31 | 2021-05-17 20:48:05 UTC | valid | 100 % | Whois | |
| 198.82.247.34 yardbird.cns.vt.edu. | Blacksburg | 1312 VA-TECH-AS | fancy new chroot version | 2021-05-17 20:48:03 UTC | valid DNSSEC | 100 % | Whois |
| 209.216.160.131 | Grass Valley | 11233 GORGE-NETWORKS | — | 2021-05-17 15:30:47 UTC | valid | 95 % | Whois |
| 69.169.190.211 | Payson | 29933 OFF-CAMPUS-TELECOMMUNICATIONS | PowerDNS Recursor 4.1.1 | 2021-05-17 15:30:44 UTC | valid | 100 % | Whois |
| 2610:a1:1019::1 | 397215 ULTRADNS | — | 2021-05-17 14:30:11 UTC | valid DNSSEC | 100 % | Whois | |
| 192.221.135.0 cns4.Atlanta2.Level3.net. | Atlanta | 3356 LEVEL3 | Version: recursive-main/20717463 | 2021-05-17 11:27:26 UTC | valid | 100 % | Whois |
| 63.171.232.38 | 19429 Colombia | — | 2021-05-17 08:32:50 UTC | valid | 100 % | Whois | |
| 165.87.13.129 nscache.prserv.net. | 7018 ATT-INTERNET4 | — | 2021-05-17 08:30:04 UTC | valid | 100 % | Whois | |
| 165.87.201.244 nscache07.us.prserv.net. | 7018 ATT-INTERNET4 | — | 2021-05-17 08:30:03 UTC | valid | 100 % | Whois | |
| 205.171.202.25 hvdns1.centurylink.net. | 209 CENTURYLINK-US-LEGACY-QWEST | — | 2021-05-16 20:40:57 UTC | valid | 75 % | Whois | |
| 4.2.2.1 a.resolvers.level3.net. | 3356 LEVEL3 | Version: recursive-main/20717463 | 2021-05-16 13:30:19 UTC | valid | 97 % | Whois | |
| 216.106.1.3 ns2.socket.net. | Columbia | 4581 SOCKET | 9.9.5-3ubuntu0.7-Ubuntu | 2021-05-16 00:33:12 UTC | valid | 89 % | Whois |
| 66.28.0.45 res1.dns.cogentco.com. | Houston | 174 COGENT-174 | blue | 2021-05-15 19:36:03 UTC | valid DNSSEC | 100 % | Whois |
| 2001:978:1:1::d eu-res1.dns.cogentco.com. | 174 COGENT-174 | blue | 2021-05-15 15:36:08 UTC | valid DNSSEC | 100 % | Whois | |
| 216.146.35.35 rdns.dynect.net. | 33517 DYNDNS | unbound 1.11.0 | 2021-05-15 08:30:24 UTC | valid DNSSEC | 99 % | Whois | |
| 192.221.134.0 cns2.Atlanta2.Level3.net. | Atlanta | 3356 LEVEL3 | Version: recursive-main/20717463 | 2021-05-14 10:30:23 UTC | valid | 100 % | Whois |
| 204.194.234.200 | 30607 302-DIRECT-MEDIA-ASN | — | 2021-05-14 06:27:48 UTC | valid DNSSEC | 100 % | Whois | |
| 204.194.232.200 | 30607 302-DIRECT-MEDIA-ASN | — | 2021-05-14 06:27:48 UTC | valid DNSSEC | 100 % | Whois | |
| 8.8.8.8 dns.google. | 15169 GOOGLE | — | 2021-05-14 06:24:47 UTC | valid DNSSEC | 100 % | Whois | |
| 207.59.153.242 cachens2.paetec.net. | Baltimore | 7029 WINDSTREAM | SERVFAIL | 2021-05-14 05:45:45 UTC | valid | 100 % | Whois |
| 45.90.28.226 dns1.nextdns.io. | 34939 nextdns, Inc. | — | 2021-05-14 05:42:48 UTC | valid DNSSEC | 100 % | Whois | |
| 2001:470:20::2 ordns.he.net. | 6939 HURRICANE | PowerDNS Recursor 4.4.3 (built Mar 30 2021 07:07:52 by root@fffc56069d04) | 2021-05-14 05:36:51 UTC | valid DNSSEC | 100 % | Whois | |
| 2620:0:ccd::2 resolver2.ipv6-sandbox.opendns.com. | 36692 OPENDNS | — | 2021-05-14 05:36:45 UTC | valid DNSSEC | 100 % | Whois | |
| 66.28.0.61 res2.dns.cogentco.com. | Houston | 174 COGENT-174 | blue | 2021-05-14 05:36:35 UTC | valid DNSSEC | 99 % | Whois |
| 8.0.7.0 cns3.Atlanta2.Level3.net. | Atlanta | 3356 LEVEL3 | Version: recursive-main/20717463 | 2021-05-14 05:33:46 UTC | valid | 100 % | Whois |
| 9.9.9.10 dns10.quad9.net. | 19281 QUAD9-AS-1 | Q9-U-7.0 | 2021-05-14 01:33:34 UTC | valid DNSSEC | 99 % | Whois | |
| 207.217.126.81 do-not-use-rns1.earthlink.net. | 7029 WINDSTREAM | Version: main/17458 | 2021-05-13 22:34:14 UTC | valid | 100 % | Whois | |
| 199.2.252.10 ns2.sprintlink.net. | 1239 SPRINTLINK | — | 2021-05-13 22:31:06 UTC | valid DNSSEC | 100 % | Whois | |
| 185.228.169.9 security-filter-dns2.cleanbrowsing.org. | 205157 Daniel Cid | CleanBrowsing v1.6a - dns-edge-europe-amsterdam-q | 2021-05-13 22:31:01 UTC | valid DNSSEC | 100 % | Whois | |
| 69.28.104.5 ns2.telekenex.com. | 32035 CCDT-AS | — | 2021-05-13 03:34:19 UTC | valid | 97 % | Whois | |
| 64.80.255.251 | North Andover | 7029 WINDSTREAM | SERVFAIL | 2021-05-13 03:34:07 UTC | valid | 100 % | Whois |
| 156.154.70.1 rdns1.ultradns.net. | 19905 NEUSTAR-AS6 | — | 2021-05-12 20:33:09 UTC | valid DNSSEC | 100 % | Whois | |
| 8.20.247.20 ns2.recursive.dnsbycomodo.com. | 23393 NUCDN | — | 2021-05-12 17:28:00 UTC | valid DNSSEC | 100 % | Whois | |
| 2001:418:3ff::1:53 y.ns.gin.ntt.net. | 2914 NTT-COMMUNICATIONS-2914 | 9.8.2rc1-RedHat-9.8.2-0.68.rc1.el6_10.8 | 2021-05-12 09:34:03 UTC | valid | 100 % | Whois | |
| 162.243.19.47 | New York | 14061 DIGITALOCEAN-ASN | [hidden] | 2021-05-11 11:27:46 UTC | valid DNSSEC | 94 % | Whois |
| 68.87.76.182 cns.sanjose.ca.sanfran.comcast.net. | Sacramento | 7922 COMCAST-7922 | [SECURED] | 2021-05-11 11:27:41 UTC | valid DNSSEC | 100 % | Whois |
| 68.87.76.178 nrcns.sanjose.ca.sanfran.comcast.net. | Sacramento | 7922 COMCAST-7922 | [SECURED] | 2021-05-11 11:27:41 UTC | valid DNSSEC | 100 % | Whois |
| 68.87.73.242 nrcns.manassaspr.va.dc02.comcast.net. | 7922 COMCAST-7922 | [SECURED] | 2021-05-11 09:33:29 UTC | valid DNSSEC | 100 % | Whois | |
| 2620:0:ccc::2 resolver1.ipv6-sandbox.opendns.com. | 36692 OPENDNS | — | 2021-05-11 09:30:31 UTC | valid DNSSEC | 100 % | Whois | |
| 2620:74:1b::1:1 | 397213 ULTRADNS | — | 2021-05-11 09:30:26 UTC | valid DNSSEC | 100 % | Whois | |
| 216.199.54.9 nsftl.fdn.com. | 7029 WINDSTREAM | SERVFAIL | 2021-05-11 02:34:11 UTC | valid | 100 % | Whois | |
| 208.67.222.220 resolver3.opendns.com. | 36692 OPENDNS | — | 2021-05-11 01:30:42 UTC | valid DNSSEC | 100 % | Whois | |
| 151.196.0.37 world2.bellatlantic.net. | Odenton | 701 UUNET | — | 2021-05-10 23:31:00 UTC | valid | 100 % | Whois |
| 45.90.28.193 dns1.nextdns.io. | 34939 nextdns, Inc. | — | 2021-05-10 04:27:57 UTC | valid DNSSEC | 100 % | Whois | |
| 52.3.100.184 ns2.strongarm.io. | Ashburn | 14618 AMAZON-AES | PowerDNS Recursor 4.2.5 (built Sep 28 2020 14:28:02 by root@7121bfefca8b) | 2021-05-09 18:31:36 UTC | valid | 100 % | Whois |
| 2620:74:1c::2:2 | 12008 ULTRADNS | — | 2021-05-07 14:31:13 UTC | valid DNSSEC | 100 % | Whois | |
| 156.154.70.5 | 19905 NEUSTAR-AS6 | — | 2021-05-06 19:34:22 UTC | valid DNSSEC | 100 % | Whois | |
| 166.102.165.32 nsvip05.windstream.net. | Crossett | 7029 WINDSTREAM | SERVFAIL | 2021-05-06 13:31:33 UTC | valid | 100 % | Whois |
| 68.87.72.134 cns.area4.il.chicago.comcast.net. | Chicago | 7922 COMCAST-7922 | [SECURED] | 2021-05-05 04:27:45 UTC | valid DNSSEC | 100 % | Whois |
| 74.93.247.57 cerberus.firebreather.net. | Kodak | 7922 COMCAST-7922 | — | 2021-05-05 04:27:44 UTC | valid | 100 % | Whois |
| 68.87.74.162 nrcns.bonitasprngs.fl.naples.comcast.net. | Naples | 7922 COMCAST-7922 | [SECURED] | 2021-05-05 04:27:42 UTC | valid DNSSEC | 100 % | Whois |
| 68.87.64.146 | 7922 COMCAST-7922 | [SECURED] | 2021-05-05 04:27:36 UTC | valid DNSSEC | 100 % | Whois | |
| 185.228.168.9 customfilter9-dns.cleanbrowsing.org. | 205157 Daniel Cid | CleanBrowsing v1.6a - dns-edge-europe-frankfurt-v | 2021-05-05 02:33:36 UTC | valid | 100 % | Whois | |
| 45.90.28.0 dns1.nextdns.io. | 34939 nextdns, Inc. | — | 2021-05-05 02:33:34 UTC | valid DNSSEC | 100 % | Whois | |
| 66.232.139.10 ns.siteprotect.co.kr. | 9952 Hostway IDC | PowerDNS Recursor 4.1.10 (built Jan 24 2019 10:52:45 by buildbot@f26da2028ca2) | 2021-05-04 12:30:47 UTC | valid | 100 % | Whois |
The table below is limited to the 100 recently checked servers.