PublicDNS.info Live-tested public DNS
Retested every 72 hours.

Public DNS Servers in Czechia

184 servers verified as of — page 1 of 4.

We currently list 184 public DNS servers in Czechia, each verified through our automated 72-hour probe cycle. Of these, 84% (154 servers) validate DNSSEC signatures, protecting users from DNS spoofing attacks. Top providers in Czechia include MASTER IT Technologies, a.s., AC Vyskov, TFnet s.r.o.. We also track 65 servers with known issues in Czechia, including NXDOMAIN hijacking and response errors. For the fastest DNS in Czechia, try our latency benchmark from your location. To check your current DNS configuration for leaks and encryption, use the DNS Privacy Check.

Local / ISP Providers (183 total)

Local / ISP Providers
IPASNOrgStatusReliabilityLast checkedTools
94.229.82.156
AS62178 MASTER IT Technologies, a.s. OK 100% 23-03-2026 07:00:26 (GMT) WHOIS
94.199.193.138
AS48364 AC Vyskov OK 100% 23-03-2026 06:59:35 (GMT) WHOIS
94.127.135.212
AS202895 TFnet s.r.o. OK 100% 23-03-2026 06:57:24 (GMT) WHOIS
91.239.237.150
AS58239 hanspaul-city.net s.r.o. OK 100% 23-03-2026 06:41:26 (GMT) WHOIS
91.223.74.126
AS196762 ALKOM Security, a.s. OK 100% 23-03-2026 06:39:46 (GMT) WHOIS
91.219.245.27
AS51744 Non-profit organization Jablonka.cz OK 100% 23-03-2026 06:39:23 (GMT) WHOIS
91.187.59.84
AS34093 Nordic Telecom Regional s.r.o. OK 100% 23-03-2026 06:35:43 (GMT) WHOIS
90.183.151.106
AS5610 O2 Czech Republic, a.s. OK 100% 23-03-2026 06:29:04 (GMT) WHOIS
89.22.66.209
AS57069 Dempsey and Clark s.r.o. OK 100% 23-03-2026 06:23:15 (GMT) WHOIS
89.190.48.201
AS12570 Nej.cz s.r.o. OK 100% 23-03-2026 06:21:40 (GMT) WHOIS
89.190.65.200
AS41088 N_SYS s.r.o. OK 100% 23-03-2026 06:21:28 (GMT) WHOIS
89.111.112.10
AS39791 Telco Pro Services, a. s. OK 100% 23-03-2026 06:19:08 (GMT) WHOIS
88.86.116.45
AS39392 SH.cz s.r.o. OK 100% 23-03-2026 06:18:03 (GMT) WHOIS
87.197.147.1
AS6855 Slovak Telekom, a.s. OK 100% 23-03-2026 06:11:32 (GMT) WHOIS
86.63.216.70
AS16246 Nej.cz s.r.o. OK 100% 23-03-2026 06:10:15 (GMT) WHOIS
85.209.124.182
AS21430 WIA spol. s.r.o. OK 100% 23-03-2026 06:03:06 (GMT) WHOIS
84.19.90.72
AS33943 Cesky Bezdrat, s.r.o. OK 100% 23-03-2026 05:54:37 (GMT) WHOIS
81.90.244.15
AS39761 ABAK, Co.Ltd. OK 100% 23-03-2026 05:41:00 (GMT) WHOIS
81.201.51.140
AS8251 FreeTel, s.r.o. OK 100% 23-03-2026 05:36:56 (GMT) WHOIS
78.157.165.21
AS43709 SilesNet s.r.o. OK 100% 23-03-2026 05:15:57 (GMT) WHOIS
78.157.162.147
AS43709 SilesNet s.r.o. OK 100% 23-03-2026 05:15:55 (GMT) WHOIS
78.111.121.102
AS47232 ISP Alliance a.s. OK 100% 23-03-2026 05:13:40 (GMT) WHOIS
77.48.176.3
AS16019 Vodafone Czech Republic a.s. OK 100% 23-03-2026 05:10:36 (GMT) WHOIS
77.48.159.46
AS16019 Vodafone Czech Republic a.s. OK 100% 23-03-2026 05:10:30 (GMT) WHOIS
77.48.45.234
AS16019 Vodafone Czech Republic a.s. OK 100% 23-03-2026 05:10:15 (GMT) WHOIS
62.168.30.102
AS13036 T-Mobile Czech Republic a.s. OK 100% 23-03-2026 04:28:28 (GMT) WHOIS
46.231.72.212
AS34093 Nordic Telecom Regional s.r.o. OK 100% 23-03-2026 03:52:09 (GMT) WHOIS
46.234.101.153
AS39392 SH.cz s.r.o. OK 100% 23-03-2026 03:51:53 (GMT) WHOIS
46.167.233.65
AS16019 Vodafone Czech Republic a.s. OK 100% 23-03-2026 03:50:53 (GMT) WHOIS
213.211.50.2
AS12570 Nej.cz s.r.o. OK 100% 23-03-2026 03:02:36 (GMT) WHOIS
213.211.33.58
AS12570 Nej.cz s.r.o. OK 100% 23-03-2026 03:02:29 (GMT) WHOIS
213.180.53.103
AS16246 Nej.cz s.r.o. OK 100% 23-03-2026 03:02:01 (GMT) WHOIS
212.47.12.21
AS13036 T-Mobile Czech Republic a.s. OK 100% 23-03-2026 02:59:38 (GMT) WHOIS
194.228.54.34
AS5610 O2 Czech Republic, a.s. OK 100% 23-03-2026 02:12:07 (GMT) WHOIS
193.17.47.1
AS20701 CZ.NIC, z.s.p.o. OK 100% 23-03-2026 02:08:57 (GMT) WHOIS
188.122.212.56
AS57728 Telco Infrastructure, s.r.o. OK 100% 23-03-2026 01:51:57 (GMT) WHOIS
185.43.135.1
AS20701 CZ.NIC, z.s.p.o. OK 100% 23-03-2026 01:41:38 (GMT) WHOIS
176.12.122.226
AS57279 Sauron CZ s.r.o. OK 100% 23-03-2026 01:11:36 (GMT) WHOIS
176.102.128.154
AS57564 Nordic Telecom Regional s.r.o. OK 100% 23-03-2026 01:11:02 (GMT) WHOIS
85.209.124.82
AS21430 WIA spol. s.r.o. OK 97% 23-03-2026 06:03:09 (GMT) WHOIS
85.132.179.206
AS9080 Ipex Ltd. OK 97% 23-03-2026 06:00:18 (GMT) WHOIS
86.49.188.146
AS16019 Vodafone Czech Republic a.s. OK 95% 23-03-2026 06:09:21 (GMT) WHOIS
94.229.82.193
AS62178 MASTER IT Technologies, a.s. OK 93% 23-03-2026 07:00:28 (GMT) WHOIS
185.243.126.71
AS59959 SferiaNET.cz s.r.o. OK 93% 23-03-2026 01:40:30 (GMT) WHOIS
90.183.151.107
AS5610 O2 Czech Republic, a.s. OK 90% 23-03-2026 06:28:36 (GMT) WHOIS
94.241.90.71
AS42908 Nordic Telecom Regional s.r.o. OK 89% 23-03-2026 07:01:42 (GMT) WHOIS
95.168.218.173
AS39392 SH.cz s.r.o. OK 87% 23-03-2026 07:07:07 (GMT) WHOIS
93.185.108.6
AS43541 VSHosting s.r.o. OK 87% 23-03-2026 06:53:54 (GMT) WHOIS
89.221.222.46
AS197019 WEDOS Internet, a.s. OK 87% 23-03-2026 06:23:21 (GMT) WHOIS
88.86.124.7
AS39392 SH.cz s.r.o. OK 87% 23-03-2026 06:18:06 (GMT) WHOIS

DNS tools for Czechia