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SSL Certificate Checker

Check a public website certificate, issuer, validity dates, hostname and remaining days.

Enter the public website address, domain or page data requested by the form.

The target URL is checked by your own PHP server with private-network blocking and strict limits.

How to use SSL Certificate Checker

  1. Enter the public website address, domain or page data requested by the form.
  2. Select the available audit or lookup options, then start the check.
  3. Review the grouped findings and use Copy report, Export report or Run again when those actions are available.

What SSL Certificate Checker does

Check a public website certificate, issuer, validity dates, hostname and remaining days.

Result and export

Review the grouped findings and use Copy report, Export report or Run again when those actions are available.

Privacy and processing

Website checks send the public URL or lookup request to the ToolTapGo server or the named public data service. See the server-side tools section of the Privacy Policy. Read how server-side tools handle requests.

Limits and common errors

Results can vary with redirects, bot protection, network availability, rate limits and changes made by the target website.

Frequently asked questions

What should I enter?

Enter the public website address, domain or page data requested by the form.

What result will I get?

Review the grouped findings and use Copy report, Export report or Run again when those actions are available.

Is my information uploaded?

Website checks send the public URL or lookup request to the ToolTapGo server or the named public data service. See the server-side tools section of the Privacy Policy.