With the Header Checker you can check every url/hostname for returned http headers.

The Header-Checker shows you details about the existing http-headers and gives hints about missing security relevant http-headers.

The Header Checker shows you the following details:
* All returned headers
* All available security relevant Http headers
* Warnings for existing headers

Check your online presence now and improve the security of your site.

Some information will only be visible after a single upgrade to the Pro version.

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