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Website Speed Test
Run a Lighthouse-powered speed test: performance score plus Core Web Vitals (LCP, FCP, CLS, TBT).
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149 free tools across 12 categories. Search, filter, and favorite.
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149 free tools across 12 categories. Search, filter, and favorite.
Showing 4 of 4 tools
Run a Lighthouse-powered speed test: performance score plus Core Web Vitals (LCP, FCP, CLS, TBT).
Open tool →DNS Lookup checks live URLs for performance, security, DNS, and metadata issues.
Open tool →SSL Checker checks live URLs for performance, security, DNS, and metadata issues.
Open tool →Whois Lookup checks live URLs for performance, security, DNS, and metadata issues.
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