Core Web Vitals: Complete optimization guide

Core Web Vitals are official Google ranking factors since 2021. They measure real-world user experience and are becoming increasingly important. The three Core Web Vitals 1. Largest Contentful Paint (LCP) *Goal: < 2.5 seconds* - Optimize server response time - Use CDN for statische content - Compress images (WebP/AVIF) - Prioritize above-the-fold content - Remove render-blocking resources 2. First Input Delay (FID) *Goal: < 100 milliseconds* - Minimize JavaScript execution - Use code splitting - Defer non-critical JavaScript - Optimize third-party scripts - Web Workers for heavy computations 3. Cumulative Layout Shift (CLS) *Goal: < 0.1* - Define image dimensions - Reserve space for ads - Avoid dynamic content injection - Use CSS aspect-ratio - Font loading optimization Measuring tools - Google PageSpeed Insights - Chrome DevTools - Web Vitals Chrome Extension - Google Search Console - Real User Monitoring (RUM) Quick wins - Image optimization (biggest impact) - Caching strategy - Minify CSS/JS - Reduce redirects - Optimize fonts Dutch hosting impact Choose Dutch hosting providers for better latency to Dutch users. Core Web Vitals optimization has direct impact on rankings and conversions.