Yes, free with no account. Live checks are rate-limited per visitor.

Do you store what I enter?

We fetch the public URL you enter to run the check and don't store the results.

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HTTP header checker

Status, caching and security headers with a grade.

Runs a live check from our server · free, no signup

Redirect checker

Trace every 301/302/307/308 hop to the final URL.

Canonical URL checker

Does the canonical match the final URL? Catches common mistakes.

Broken link checker

Checks up to 60 links on a page for 4xx/5xx and timeouts.

robots.txt tester

Fetch live rules and test whether a path is allowed for any bot.

Status, caching and security headers with a grade.

Launching soon?

Get a permanent product page and a dofollow backlink on DiscoverLaunches.