Free SSL Tools to Analyze, Fix, and Secure Your Website

FreeSSLSecurity helps you identify SSL issues, insecure content, expired certificates, DNS issues, and security headers — all for free.

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Powerful Security Tools

Everything you need to analyze and secure your website, completely free.

SSL Checker

Analyze SSL certificates, expiry dates, and certificate chain details.

Expiry Checker

Monitor multiple domains and get alerts for expiring certificates.

Security Headers

Scan for missing security headers like HSTS, CSP, and X-Frame-Options.

Mixed Content Finder

Identify insecure HTTP resources loaded on HTTPS pages.

DNS Checker

Lookup DNS records including A, AAAA, MX, TXT, and CNAME records.

HTTP Security Analyzer

Check TLS versions, cipher suites, and server security configuration.

Most Demanded Tools

Discover the tools our users search for most

SSL Checker

45K/month

Page Speed Analyzer

38K/month

Mobile Friendly Checker

32K/month

SEO Audit

28K/month

What Users Say

"FreeSSLSecurity helped me identify and fix security issues on my client sites. Highly recommended!"

John Smith

Web Developer

"The tools are intuitive and the results are accurate. I use them regularly for security audits."

Lisa Wong

DevOps Engineer

"Finally, a free tool that actually works. No hidden fees, no nonsense. Just solid security analysis."

Ahmed Hassan

Site Owner

Latest Blog Posts

Learn SEO tips, security best practices, and website optimization strategies.

Security

How to Fix Mixed Content Errors

Learn how to identify and fix mixed content warnings on your HTTPS website.

2025-01-15

ZEAPK Team

Security

Why HTTPS Is Essential for Every Website

Understand why HTTPS is no longer optional and how it protects your users.

2025-01-10

ZEAPK Team

SSL

Free vs Paid SSL Certificates

Compare free and paid SSL certificates to find the right option for your website.

2025-01-05

ZEAPK Team

View All Posts

About ZEAPK Studio

Indie development studio creating free tools for developers and website owners.

ZEAPK Studio

Indie Development Studio

Building free security and SEO tools to help the developer community. Created by a solo developer passionate about web security.

Learn More About Us