Skip to content
mistakes.show
793Kissues on 68,769 sites
  1. Home
  2. Mistakes
  3. X-Powered-By header
SecurityMinor

X-Powered-By header

The header reveals the framework or language version.

19%of Global websites

By market

  1. Global19%
  2. United Kingdom21%
  3. Netherlands23%
  4. Italy25%
  5. Spain28%
  6. Japan14%
  7. Latin America25%

How to fix

  1. 1Disable it in the application (expose_php = Off for PHP).
  2. 2Or remove it at the web server / CDN.

Our crawler: 68,769 sites · Global · updated Oct 23, 2026 · Methodology

Found mistakes on your site?

We can fix them in one sprint. Reply within one business day.