Public DNS Server List

DNS servers in United States

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

Add new nameservers

The table below is limited to the 100 recently checked servers.