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HTTP Header Checker

Inspect server response headers to debug redirects and security settings.


        


        

            
Header FAQ

            

                

                    
What are HTTP Headers?

                    
Headers are the metadata passed between a browser and a server. They define content type, server software, and security policies.

                

                

                    
What is status 301?

                    
A 301 status code indicates a permanent redirect. This tool is perfect for verifying your redirection logic.

                

                

                    
Why check Security Headers?

                    
Headers like Strict-Transport-Security protect users. Verifying them ensures your site adheres to security best practices.