RankLabDigital Marketing
Loading0%
Preparing your experience
RankLab Logo
HomeAboutCase StudiesBlogContact
Get Free SEO Audit
  1. Home
Back to Blog
Technical SEO

Technical SEO Checklist: 25 Must-Do Optimizations

A comprehensive checklist of technical SEO elements to audit and optimize for better crawlability and rankings.

David Martinez

Technical SEO Lead

December 5, 2024
12 min read
Technical SEO Checklist: 25 Must-Do Optimizations

Introduction to Technical SEO

Technical SEO forms the foundation of your website's search performance. Without a technically sound website, even the best content may struggle to rank. This checklist covers the essential technical optimizations every website needs.

Crawlability & Indexation

XML Sitemap
  • Create and submit an XML sitemap to Google Search Console
  • Include all important pages
  • Exclude noindexed pages
  • Keep it under 50,000 URLs per sitemap

    Robots.txt Configuration
  • Allow access to important resources
  • Block duplicate content and admin pages
  • Don't accidentally block CSS/JS files
  • Test using Google's robots.txt tester

    Page Speed & Performance

    Core Web Vitals
  • LCP under 2.5 seconds
  • FID under 100ms
  • CLS under 0.1

    Image Optimization
  • Compress images without quality loss
  • Use modern formats (WebP, AVIF)
  • Implement lazy loading
  • Add proper dimensions

    Mobile Optimization

    Responsive Design
  • Test on multiple devices
  • Ensure touch-friendly elements
  • Avoid horizontal scrolling
  • Check font readability

    Conclusion

    Technical SEO requires ongoing attention and regular audits. Use this checklist to ensure your website's technical foundation is solid.

    Want a professional technical SEO audit? [Contact RankLab](/contact) and our experts will identify opportunities to improve your site's performance.

  • Share

    Tags

    Technical SEOWebsite AuditCrawlabilitySite Speed

    Written by

    David Martinez

    Technical SEO Lead

    David Martinez is a digital marketing expert at RankLab with years of experience helping businesses improve their online visibility through strategic SEO and content marketing.

    Ready to Rank Higher on Google?

    Let us analyze your website and show you exactly how to outrank your competitors. Get your free SEO audit today.

    Get Free SEO Audit View Our Results
    RankLab Logo

    Your long-term SEO partner in Sri Lanka. We help businesses rank higher on Google, get more traffic, and grow with data-driven strategies.

    Services

    • SEO Services
    • Website Development
    • Web Applications
    • Social Media Marketing

    Company

    • About Us
    • Case Studies
    • Blog
    • Contact

    Contact

    • info@ranklab.agency
    • +94 78 932 7558
    • Gampaha 11030,
      Sri Lanka

    © 2025 RankLab. All rights reserved.

    Privacy PolicyTerms of Service