Check a page's Core Web Vitals, Largest Contentful Paint, Interaction to Next Paint and Cumulative Layout Shift, plus its performance score, straight from Google PageSpeed Insights. Real field + lab data, a confirmed Google ranking factor, no login.
What are Core Web Vitals?
Google's three page-experience metrics: LCP (loading, good < 2.5s), INP (responsiveness, good < 200ms) and CLS (visual stability, good < 0.1). They're a confirmed Google ranking factor.
Where does the data come from?
Google PageSpeed Insights, real Chrome-user field data when available, plus a Lighthouse lab test. No login, no cost.
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