Public DNS Server List

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DNS servers in United States

This list of public and free DNS servers is checked continuously. Read how to change your DNS server settings .

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

IPv4/IPv6 Address Location Software / Version Checked at State Reliability Whois
156.154.71.18 Valid valid DNSSEC 78 % Whois
156.154.71.14 Valid valid DNSSEC 79 % Whois
2607:f778:0:9:0:0:0:2 San Francisco 9.11.6-P1-RedHat-9.11.6-5.P1.fc30 Valid valid 88 % Whois
69.28.104.5
ns2.telekenex.com.
9.11.6-P1-RedHat-9.11.6-5.P1.fc30 Valid valid 88 % Whois
50.7.155.108 Flowery Branch Valid valid DNSSEC 73 % Whois
156.154.71.7 Valid valid DNSSEC 78 % Whois
2610:a1:1018::34 Valid valid DNSSEC 80 % Whois
2610:a1:1018::31 Valid valid DNSSEC 79 % Whois
2610:a1:1018::26 Valid valid DNSSEC 81 % Whois
2610:a1:1018::24 Valid valid DNSSEC 79 % Whois
2610:a1:1019::35 Valid valid DNSSEC 79 % Whois
2610:a1:1019::34 Valid valid DNSSEC 79 % Whois
2610:a1:1019::31 Valid valid DNSSEC 78 % Whois
2610:a1:1019::29 Valid valid DNSSEC 80 % Whois
2610:a1:1019::27 Valid valid DNSSEC 78 % Whois
2610:a1:1019::26 Valid valid DNSSEC 78 % Whois
2610:a1:1019::22 Valid valid DNSSEC 78 % Whois
2610:a1:1019::5 Valid valid DNSSEC 78 % Whois
24.171.164.158
rrcs-24-171-164-158.midsouth.biz.rr.com.
Murfreesboro Version: recursive-main/22386077 Valid valid 76 % Whois
64.139.112.62 Tonasket Valid valid 82 % Whois
173.220.31.163
ool-addc1fa3.static.optonline.net.
Rocky Point Valid valid 77 % Whois
72.18.139.227 Denver Valid valid 51 % Whois
47.23.53.42
ool-2f17352a.static.optonline.net.
Brooklyn Valid valid 67 % Whois
199.180.255.2
vz6.lax.rhnx.net.
Los Angeles dnsmasq-2.45 Valid valid DNSSEC 80 % Whois
69.20.170.241
69-20-170-241.ida.net.
Idaho Falls Valid valid 78 % Whois
209.3.157.151 Microsoft DNS 6.1.7601 (1DB15F75) Valid valid 80 % Whois
65.111.169.168
toadsshout.com.
Fort Lauderdale Valid valid 76 % Whois
69.38.164.50 New York Valid valid 86 % Whois
207.62.90.11 El Centro Valid valid 79 % Whois
173.49.66.121
mail2.omnimaven.com.
Valid valid 61 % Whois
199.114.209.79 Ephrata Valid valid 77 % Whois
50.202.46.35
50-202-46-35-static.hfc.comcastbusiness.net.
Valid valid 83 % Whois
67.137.39.195 Portland Valid valid 85 % Whois
192.70.238.191
ns.costechsupport.com.
Salinas Valid valid 82 % Whois
209.237.227.195 San Francisco Valid valid 74 % Whois
168.9.128.13 Sharpsburg Microsoft DNS 6.1.7601 (1DB15F75) Valid valid 85 % Whois
71.46.252.6
6-252-46-71.biz.bhn.net.
Orlando Valid valid 85 % Whois
12.40.197.98
sacmail.hydroscience.com.
Reno Valid valid 84 % Whois
71.244.114.162
static-71-244-114-162.albyny.fios.verizon.net.
Delmar Valid valid DNSSEC 85 % Whois
70.90.103.243
70-90-103-242-ma-ne.hfc.comcastbusiness.net.
Waltham dnsmasq-2.48 Valid valid 82 % Whois
12.145.62.50 Rockville Valid valid 84 % Whois
50.240.192.218
50-240-192-218-static.hfc.comcastbusiness.net.
San Jose Valid valid 79 % Whois
69.38.209.114
mail.waldenhouse.org.
San Francisco dnsmasq-2.33 Valid valid DNSSEC 80 % Whois
50.196.194.225
50-196-194-225-static.hfc.comcastbusiness.net.
Chicago Valid valid 79 % Whois
108.58.41.27
ool-6c3a291b.static.optonline.net.
West Babylon Valid valid 83 % Whois
65.255.197.147 Fountain Valley dnsmasq-2.33 Valid valid DNSSEC 80 % Whois
69.20.190.209 Idaho Falls Valid valid 78 % Whois
24.199.154.90
rrcs-24-199-154-90.midsouth.biz.rr.com.
Apex Microsoft DNS 6.0.6002 (17724D35) Valid valid 80 % Whois
64.135.117.210
7741-t1-cust.host.net.
Palm Beach dnsmasq-2.78 Valid valid 79 % Whois
209.150.96.20
eclipse.qis.net.
Ellicott City 9.9.7-P2 Valid valid 88 % Whois
209.234.196.12 San Francisco Microsoft DNS 6.1.7601 (1DB15EC5) Valid valid 78 % Whois
69.20.190.253
69-20-190-253.ida.net.
Idaho Falls Valid valid 78 % Whois
173.167.222.249
smtp.delpgroup.com.
Lansdale Microsoft DNS 6.1.7601 (1DB15EC5) Valid valid 79 % Whois
209.237.227.203 San Francisco Valid valid 74 % Whois
209.237.227.198 San Francisco Valid valid 73 % Whois
209.237.227.200 San Francisco Valid valid 74 % Whois
38.123.138.21 Philadelphia dnsmasq-2.39 Valid valid DNSSEC 78 % Whois
75.150.101.1
75-150-101-1-NewEngland.hfc.comcastbusiness.net.
Norwood Valid valid 78 % Whois
216.11.92.50
donaldd.oaklandschools.net.
Waterford Valid valid 78 % Whois
50.31.27.63
ip63.50-31-27.static.steadfastdns.net.
Chicago Unknown Valid valid 79 % Whois
162.223.88.133
windows.sindad.com.
Buffalo Valid valid 81 % Whois
66.39.224.145
ns1.portlandk12.org.
Ionia 9.3.4 Valid valid 77 % Whois
205.159.133.51 Waldorf Valid valid 87 % Whois
69.20.154.65
69-20-154-65.ida.net.
Newdale Valid valid 77 % Whois
207.63.2.17
ns3.morrison.tec.il.us.
Clinton Valid valid 52 % Whois
207.70.152.164
nac-isd-4.consolidated.net.
Nacogdoches Microsoft DNS 6.1.7601 (1DB15F75) Valid valid 75 % Whois
98.172.149.86
wsip-98-172-149-86.ri.ri.cox.net.
West Warwick dnsmasq-2.71 Valid valid 67 % Whois
66.199.241.115
66-199-241-115.reverse.ezzi.net.
Katy Valid valid 84 % Whois
216.68.91.245
mail.us1cvg.com.
Valid valid 54 % Whois
65.244.0.14 Valid valid 82 % Whois
99.32.8.241
ns1.vistanetworks.com.
El Paso BIND 8.1.2 Valid valid DNSSEC 80 % Whois
72.45.32.151
static-72-45-32-151.fl.cpe.atlanticbb.net.
Miami Beach Valid valid 70 % Whois
69.20.134.33
69-20-134-33.ida.net.
Ashton Valid valid 78 % Whois
74.204.181.228 Silver Spring Valid valid 85 % Whois
72.43.42.162
rrcs-72-43-42-162.nys.biz.rr.com.
Montour Falls Valid valid 74 % Whois
64.9.50.67
ip67.westfaliausa.com.
Brookhaven Valid valid 88 % Whois
207.177.83.1
mail.butler-bremer.com.
Clarksville Valid valid 57 % Whois
168.223.3.20
crotalus2.famu.edu.
Tallahassee Microsoft DNS 6.1.7601 (1DB15F75) Valid valid 58 % Whois
163.153.167.242 Port Henry Microsoft DNS 6.1.7601 (1DB15F75) Valid valid 82 % Whois
66.206.167.2
dns2.corpwest.com.
Watsonville 9.8.2rc1-RedHat-9.8.2-0.68.rc1.el6_10.3 Valid valid 88 % Whois
72.18.139.226
ns1.denver.wehostwebsites.com.
Denver Valid valid 79 % Whois
64.8.44.10
fw1.mynet2.com.
Valid valid 77 % Whois
69.38.129.86 Astoria dnsmasq-2.33 Valid valid DNSSEC 81 % Whois
206.15.226.2
edcoe.k12.ca.us.
Sacramento Valid valid 78 % Whois
69.20.169.49
69-20-169-49.ida.net.
Idaho Falls Valid valid 77 % Whois
70.63.163.92
csdp-70-63-163-92.midsouth.biz.rr.com.
Apex Valid valid 78 % Whois
134.39.250.240
ns2.btc.edu.
Bellingham Valid valid 63 % Whois
99.99.99.193
adsl-99-99-99-193.dsl.lsan03.sbcglobal.net.
Valid valid 79 % Whois
204.57.114.99
trinicom.com.
Valid valid 87 % Whois
174.140.108.65
static-174-140-108-65.fl.cpe.atlanticbb.net.
Miami Beach unbound 1.4.22 Valid valid 72 % Whois
38.250.216.254
ns1.prometrics.com.
Valid valid 85 % Whois
108.166.183.219 Boulder Valid valid 37 % Whois
156.154.70.5 Valid valid DNSSEC 78 % Whois
50.49.243.135 New Philadelphia Version: recursive-main/16245405 Valid valid 78 % Whois
66.212.44.1
66-212-44-1.mannford.ok.mbo.net.
Mannford Valid valid 79 % Whois
156.154.70.29 Valid valid DNSSEC 80 % Whois
216.38.105.6
dns1.tspec.net.
Valid valid 78 % Whois
156.154.70.42
mcd1.ultradns.net.
Valid valid DNSSEC 79 % Whois
207.177.43.66
dns2.harlannet.com.
Valid valid 81 % Whois
156.154.70.10
rdns1.ultradns.net.
Valid valid DNSSEC 80 % Whois

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