Free Website Security Checker | Scan Headers, SSL & More

Instantly scan your website for security issues including HTTP headers, SSL, DNS, and malware. Get a 0–100 security score in seconds with our comprehensive website security audit tool.

Start Your Free Website Security Scan

Analyze Website Security

Enter a URL to check its security headers

What we check:

  • • Content Security Policy (CSP)
  • • HTTP Strict Transport Security (HSTS)
  • • X-Frame-Options (Clickjacking protection)
  • • X-Content-Type-Options (MIME sniffing protection)
  • • And 15+ more security headers

Why Choose Our Website Security Checker?

Free Website Security Scan

No cost website security tool that provides comprehensive vulnerability scanning and security assessment for your website.

Instant SSL Test Results

Get immediate SSL checker online results with detailed certificate analysis and HTTPS configuration validation.

Website Security Score

Receive a detailed website security audit with a 0-100 score and actionable recommendations to improve your site's security.

Best Free Website Security Tool for Comprehensive Analysis

Our website security checker is designed to help you identify and fix security issues before they become problems. Whether you need to check site for security issues, perform a website SSL test, or scan site for malware, our tool provides the insights you need to keep your website secure.

From HTTP header check to DNS security checker functionality, our comprehensive website security audit tool covers all aspects of modern web security. Get started with your free website security scan today and improve your site's security configuration with our detailed analysis and recommendations.