Web Vitals Robot - Web Vitals are performance signals Google has started to consider when deciding whether your website should rank in search results or not.
Web Load Speed Test - Test your website load speed from 6 locations at once
Core Web Vitals History - Ready to face your historical Core Web Vitals data?
Global Website Speed Test - Test website load speed from 18 cities, including 3 in China
Sitechecker - All-in-one SEO platform including rank tracker, website SEO audit tool and website changes monitoring. Detailed reports by 100+ parameters with how-to-fix guides.
Speedtest by Ookla - Measure your ISP's performance in a click