website
Website Uptime Checker
Website Uptime Checker checks live URLs for performance, security, DNS, and metadata issues.
Open tool →Website Speed Test
Website Speed Test analyzes any public URL with Google PageSpeed Insights. See a clear performance score, mobile or desktop strategy, and Core Web Vitals metrics you can copy or share. Powered by the PageSpeed API when configured.
Device
Enter a public URL and run the test to see performance score and Core Web Vitals.
About this tool
Run a Lighthouse-powered speed test: performance score plus Core Web Vitals (LCP, FCP, CLS, TBT).
FAQ
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