Domain tools
Tools for domains
Free domain tools to check WHOIS, DNS and SSL. Quick and easy, no sign-in.
- WHOISSee the registrar, when the domain was registered and expires, its status and name servers.Open WHOIS
- DNS lookupSee A, MX, TXT, NS and the other DNS records, and whether SPF and DMARC for email are set up right.Open DNS lookup
- DNS propagationCompare the domain’s own name servers with Google, Cloudflare, Quad9 and more, and see when a DNS change shows everywhere.Open DNS propagation
- SSL checkCheck the SSL certificate: validity, issuer, domain match, certificate chain, TLS versions and HTTPS.Open SSL check