Free Website Monitoring Tools

Professional-grade tools to check your website's uptime, security, and performance. No signup required — get instant results.

Uptime & Dependency Checker

Check if your website and all its dependencies work from 9 global regions. Detect broken CDNs, scripts, and fonts.

Security score, vulnerability scan, certificate chain validation, and cipher suite assessment.

Check when your domain expires. View registrar, creation date, and nameservers.

Full diagnostic report with request waterfall, redirect chain, security headers, and actionable recommendations.

Scan any website to find all third-party scripts, fonts, CDNs, and stylesheets it loads. Spot broken and slow external resources.

Check your website from 9 locations worldwide. Detect regional outages and geo-blocking issues that single-location tests miss.

We don't just check if your server responds. We verify all external resources: CDNs, fonts, scripts, APIs, and images your page needs.

No signup, no email verification, no waiting. Enter your URL and get detailed results in seconds. Completely free.

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Before launching a website — Run a full health check to ensure SSL is configured, all resources load, and the site is accessible globally.

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Debugging "site is slow" reports — Check availability from different regions to identify if the issue is regional or global.

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SSL certificate verification — Before and after renewal, verify your certificate is valid and check days until expiry.

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Domain management — Keep track of domain expiration dates to avoid losing your domain to squatters.

These tools give you a snapshot. For 24/7 monitoring with instant alerts, check your site every minute from multiple regions.

No credit card required · Free plan available