Website Checker
Check your website for speed, security issues, CMS detection, and SEO problems. Free report with actionable fix hints.
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Get an instant health report for any website. Website Checker analyzes performance on mobile and desktop, detects your CMS and tech stack, and surfaces SEO, security, and UX issues with actionable fix hints — all in one free scan.
How it works
- 1Enter the URL of the website you want to check
- 2Complete the CAPTCHA and click Check
- 3Wait a few seconds while we run the full scan
- 4Review your score, issues, and Core Web Vitals report
Who uses this tool
- ✓Website owners auditing their site before launch
- ✓SEO professionals identifying quick-win improvements
- ✓Developers diagnosing performance and security issues
- ✓Freelancers generating client audit reports
- ✓Marketers checking competitor site health
Frequently Asked Questions
What does Website Checker analyze?
It checks performance scores (mobile & desktop), Core Web Vitals, CMS detection, and surfaces SEO, security, and UX issues with fix hints.
Is Website Checker free?
Yes, the basic check is completely free with no signup required.
How long does a check take?
Most checks complete in 10–30 seconds depending on the website's size and server response time.
Can I get the full report by email?
Yes — after the check you can enter your email to receive the full detailed report.
Does this store my website data?
We only store the URL and check results temporarily to deliver your report. See our Privacy Policy for details.
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