HTTP Security Headers Analyzer
Check security headers and get a grade
Enter a public website URL. The check runs from our server, so private and local addresses are refused.
How to Use HTTP Security Headers Analyzer
Select or Upload
Choose your file or paste your input into the workspace above. Drag and drop is supported.
Configure & Process
Adjust options to fit your task. Processing runs immediately with no waiting queue.
Download Result
Preview and save your output in one click with no watermarks or sign-up prompts.
Private & Confidential
Browser tools process files locally on your device, and server temporary files are deleted automatically within 15 minutes.
Free & No Registration
Full access to every utility without creating an account, signing in, or hitting paywalls.
Works on Any Device
Responsive layout that runs smoothly on desktop, tablet, and mobile browsers across all operating systems.
Frequently Asked Questions
Is HTTP Security Headers Analyzer completely free to use?
Yes, HTTP Security Headers Analyzer on KiloToolbox is 100% free with no limits, hidden fees, or account sign-up required.
Are my files safe and private?
Yes. Files are transmitted over an encrypted HTTPS connection to our processing server. Temporary files are deleted automatically within 15 minutes of job completion, and your data is never retained, analyzed, or shared.
Can I use HTTP Security Headers Analyzer on mobile phones and tablets?
Yes, KiloToolbox is fully responsive and runs smoothly on iPhone, Android, iPad, Mac, Windows, and Linux.