All About Web Performance and Core Web Vitals
Thematic hub gathering all Lueur Externe content about web performance, Core Web Vitals, and website speed optimization.
Web Performance and Core Web Vitals
Welcome to the thematic hub dedicated to web performance. Find here all our articles, guides, and resources on website speed optimization, Core Web Vitals, and best practices for delivering a fast, smooth user experience.
Lueur Externe places performance at the heart of every web project. A fast website improves search rankings, increases conversions, and retains visitors.
Why Web Performance Is Crucial
Core Web Vitals have been a Google ranking factor since 2021. In 2025, with INP as the new interactivity metric, performance requirements are higher than ever. Every millisecond matters for user experience and search rankings.
Our Optimization Approach
From initial audit to continuous optimization, we use the most performant technologies — Astro, CDN, advanced compression — to ensure websites that load instantly and provide smooth navigation across all devices.
Articles and content
Google March 2026 Core Update: Full Analysis and Action Plan
Google's March 2026 core update shakes rankings. Discover what changed, who's impacted, and our expert SEO action plan to recover fast.
Netlinking: How to Build an Effective Backlink Strategy in 2025
Learn how to build a powerful backlink strategy that boosts your SEO rankings. Proven netlinking tactics, examples, and expert tips for lasting results.
YouTube SEO: How to Rank Your Videos and Maximize Visibility
Learn proven YouTube SEO strategies to rank your videos higher, drive more views, and maximize visibility. Actionable tips from web experts.
SEO Prestashop: How to Optimize Your E-Commerce Search Rankings
Discover proven SEO strategies for Prestashop stores. Boost organic traffic, improve rankings, and increase e-commerce sales with actionable tips.
Voice Search and SEO: How to Optimize Your Site for AI Assistants
Learn how to optimize your website for voice search and AI assistants. Practical tips, concrete examples, and SEO strategies for 2025.
Local SEO for Small Businesses & Craftsmen: Dominate Your Area
Discover proven local SEO strategies for SMBs and artisans. Dominate your geographic zone with Google Business, citations, and local content.
Long-Tail Keywords in B2B: The SEO Strategy That Actually Converts
Discover how long-tail keywords drive higher conversion rates in B2B SEO. Concrete strategies, real examples, and expert tips to boost qualified leads.
Internal Linking: The Underrated SEO Strategy That Boosts Your Traffic
Discover how internal linking can dramatically improve your SEO rankings, user experience, and organic traffic. A complete guide with actionable tips.
Google SGE: How Generative Search Is Changing SEO in 2025
Discover how Google SGE (Search Generative Experience) is reshaping SEO strategies. Learn what changes and how to adapt your content.
SEO Audit: A Complete 7-Step Methodology to Boost Your Rankings
Discover our proven 7-step SEO audit methodology. Learn how to diagnose issues, fix errors, and improve your search rankings effectively.
SEO and Generative AI: How to Optimize Your Site for LLM Answers
Learn how to optimize your website for generative AI and LLM responses. Practical SEO strategies to stay visible in the age of ChatGPT and AI search.
Technical SEO Checklist for 2025: The Complete Guide to Rank Higher
Discover the ultimate technical SEO checklist for 2025. Core Web Vitals, crawlability, structured data, and more to boost your rankings.
Featured Snippets: How to Rank in Google's Position Zero in 2025
Learn how to win featured snippets and claim Google's position zero. Proven strategies, real examples, and structured data tips to boost your SEO.
Schema Markup: Mastering Structured Data for SEO in 2025
Learn how schema markup and structured data boost your SEO rankings, click-through rates, and visibility in search results. A practical guide.
Modern Web Design: 2025 Trends
The latest trends in web design for 2025: performance, accessibility, and optimal user experience for modern websites.
SEO Content Strategy in 2025: Methods and Tools
Build an effective SEO content strategy in 2025. Keyword research, editorial planning, and optimization techniques by Lueur Externe.
Complete Guide to LLM SEO in 2025
Learn how to optimize your content for language models and improve your visibility in AI-generated responses.
SEO for One-Page Websites: Is It Really Possible in 2025?
Can a one-page website rank on Google in 2025? Discover the real SEO challenges, smart workarounds, and expert strategies for single-page sites.
SEO Cannibalization: How to Identify and Fix Keyword Conflicts
Learn how to detect SEO cannibalization, understand why keyword conflicts hurt rankings, and apply proven fixes to reclaim lost organic traffic.
International SEO: Hreflang & Multilingual Strategy for Global Success
Master international SEO with hreflang tags and multilingual strategies. Learn how to rank globally with proven techniques and real-world examples.
SEO Migration: How to Change Domain or CMS Without Losing Traffic
Learn how to execute a flawless SEO migration when changing domains or CMS. Preserve rankings, traffic, and link equity with this expert guide.
Semantic Cocoon: How to Structure Your Website to Boost SEO
Learn how the semantic cocoon strategy can transform your site architecture, improve internal linking, and dramatically boost your SEO rankings.
SEO Images: Alt Text, File Naming & Full Visual Optimization Guide
Master image SEO with alt text best practices, smart file naming, compression techniques, and visual optimization tips that boost rankings and speed.
Keyword Research: Methodology & Free Tools You Need in 2025
Master keyword research in 2025 with proven methodology and the best free tools. Step-by-step guide to find high-value keywords for SEO.
On-Page SEO: How to Optimize Every Page of Your Site for Google in 2025
Master on-page SEO in 2025 with actionable tips on title tags, content structure, Core Web Vitals, and schema markup to rank higher on Google.