HTTPS Checker

What it does

Free HTTPS checker: single or bulk (up to 10 domains). SSL grade A+–F, redirect chain, security headers, HTTP/3, CAA, DNSSEC, mixed content. Export to PDF or JSON. No signup. Check your domain in seconds - free.

Paste a domain and check HTTPS in seconds: SSL grade, HTTP→HTTPS redirect, certificate and security headers. Free, no signup.

Check HTTPS availability, SSL configuration, redirects, TLS versions, HTTP/3 support, mixed content issues, and security headers for any domain. Run single or bulk checks and get a shareable report infrom httpsornot.com

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