SSL Certificate Checker Online - Free Test
Fast, accurate tool to verify SSL Certificate of any website.
🔐 SSL Certificate Checker & Analyzer
Instant SSL/TLS audit — expiry countdown, security grade A+ to F, certificate chain, cipher strength & 6-point security checklist
Security Grade A+ to F
Dynamic grading based on TLS version, cipher strength & expiry — like Qualys SSL Labs.
Expiry Countdown Bar
Exact days remaining with visual color bar — green, amber, red alert before expiry.
6-Metric Score Bars
Protocol, Cipher, Chain, Validity, SAN Coverage, Signature — each scored 0–100.
Trust Chain Visual
Leaf → Intermediate CA → Root CA hierarchy — unique visual flow exclusive to our tool.
SAN Domain Coverage
All Subject Alternative Names with wildcard (purple) and primary domain (blue) tags.
6-Point Checklist
Pass/Warn/Fail checks — Cipher, Protocol, Trust, Validity, SANs & Signature algo.
About SSL Certificate Checker Online - Free Test
How to Use SSL Certificate Checker Online - Free Test
Follow these 3 quick steps for optimal results
Enter or Upload Input
Type your domain, URL, or calculation parameters into the search field.
Execute & Customize
Click the action button or press Ctrl + Enter. Processing starts instantly with high accuracy.
Copy or Download Output
View your formatted results in real-time. Use the 1-click copy button to save to your clipboard or download files directly to your device.
Why Use SSL Certificate Checker Online - Free Test on ClickTheTools
Built for speed, privacy, and maximum developer productivity
Sub-Second Execution
Optimized client-side scripts and low-latency cloud endpoints eliminate waiting queues.
Zero Data Tracking
Your text inputs and uploaded media remain private and are never retained on our servers.
100% Free Forever
No subscriptions, no hidden rate limits, and no account creation required.
Fully Responsive
Flawlessly optimized for desktops, Mac, Windows, iPhone, iPad, and Android.
Frequently Asked Questions
Everything you need to know about SSL Certificate Checker Online - Free Test