SEO Checklist: 25 Must-Have Items Before Launch

SEO Checklist: 25 Must-Have Items Before Launch

SC
Sarah Chen

Head of SEO & Content Strategy

Published: September 19, 2025 at 10:00 AMUpdated: December 2, 2025 at 2:21 PM2 min read328 views

SEO Checklist: 25 Must-Have Items Before Launch

Launching a website without proper SEO is like opening a store without a sign. Use this comprehensive checklist to ensure your site is optimized from day one.

Technical SEO Checklist

  1. Install SSL Certificate - Ensure HTTPS is enabled
  2. Submit XML Sitemap - Help search engines find all pages
  3. Configure robots.txt - Control what gets crawled
  4. Set up Google Search Console - Monitor performance
  5. Add Google Analytics - Track visitor data
  6. Optimize page speed - Target under 3 seconds
  7. Ensure mobile responsiveness - Test on all devices
  8. Fix broken links - No 404 errors
  9. Create 301 redirects - For any moved content
  10. Implement structured data - Enable rich snippets

On-Page SEO Checklist

  1. Optimize title tags - Include keywords, keep under 60 chars
  2. Write meta descriptions - Compelling, 150-160 chars
  3. Use header tags properly - H1 for main title, H2-H6 for structure
  4. Optimize images - Compress and add alt text
  5. Internal linking - Link to relevant pages
  6. Create unique content - No duplicate pages
  7. Add canonical tags - Prevent duplicate content issues

Content SEO Checklist

  1. Keyword research - Target relevant, achievable keywords
  2. Content quality - Provide real value to readers
  3. Readability - Use short paragraphs and simple language
  4. Multimedia - Include images, videos where appropriate
  5. Call-to-actions - Guide users to next steps

Final Checks

  1. Test on multiple browsers - Chrome, Firefox, Safari
  2. Check accessibility - WCAG compliance
  3. Review all forms - Ensure they work properly

Complete this checklist before launch, and you'll have a solid SEO foundation for long-term success.

Sources & References

This article was reviewed by our editorial team. See our editorial guidelines for more information about our content standards.

SC
Sarah ChenHead of SEO & Content Strategy

Sarah Chen is a seasoned SEO professional with over 12 years of experience in search engine optimization and digital marketing. She has helped Fortune 500 companies and startups alike achieve significant organic traffic growth through data-driven SEO strategies. Sarah specializes in technical SEO audits, content optimization, and developing scalable SEO frameworks. Before joining SEO AI Cloud, she led SEO teams at major digital agencies and has been a featured speaker at SMX, Brighton SEO, and MozCon.

Credentials & Certifications:

  • Google Analytics Certified
  • HubSpot SEO Certified
  • Semrush SEO Toolkit Certified
  • Former SEO Director at major digital agencies
Technical SEOContent StrategyE-E-A-T OptimizationEnterprise SEO

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