[ES] Technical SEO in 2026: The Complete Performance Guide

[ES] Technical SEO remains the foundation of any optimization strategy.

[ES] Core Web Vitals: LCP under 2.5 seconds, FID under 100ms, CLS under 0.1.

[ES] LCP Optimization: optimized images, preload critical resources, CDN for assets.

[ES] FID/INP Optimization: minimize JavaScript, code splitting, defer non-critical JS.

[ES] CLS Optimization: explicit dimensions for images/video, font fallbacks similar in size.

[ES] Correct Indexing: properly configured robots.txt, updated sitemap.xml, canonical tags.

[ES] Crawl Budget: important pages maximum 3 clicks from homepage, strategic internal linking.

[ES] Structured Data: implement Schema.org markup. Increases CTR by 20-30%.

[ES] Mobile-First: Google indexes the mobile version. Ensure all content visible on mobile.

[ES] Security: HTTPS mandatory, correct HTTP headers.

[ES] Our technical SEO services include complete audit and continuous monitoring.