How to use DNS Checker
- Start by entering a domain name in DNS Checker.
- Trigger DNS Checker and it sends the DNS query from your browser, not from this site.
- See the response from a public DNS resolver; DNS Checker only displays what comes back.
About this tool
There is no server of ours behind DNS Checker. DNS Checker performs genuine DNS lookups over DNS-over-HTTPS against a public resolver, with no server of ours in the path.
The results are real query responses, not cached or invented values. The DNS query is sent from your browser to a public DNS-over-HTTPS resolver; this site has no backend and never sees it. A network connection is required, so it does not work offline.
Frequently asked questions
How do I use DNS Checker?
DNS Checker resolves the DNS records you ask for by querying a public DNS-over-HTTPS resolver directly from your browser.
Does DNS Checker cost anything?
No — DNS Checker is completely free, with no sign-up and no hidden limits.
Does DNS Checker contact a server?
Yes — DNS Checker queries a public DNS-over-HTTPS resolver from your browser. This site has no backend and never sees the query, but the public resolver does, and a connection is required.