Website audit checklist: 30 points to review on any site.

1. Technical SEO

• Each page has a unique, descriptive title (about 50–60 characters).
• Each page has a meta description that summarises it (about 150 characters).
• Pages you want indexed are not blocked by robots.txt or a noindex tag.
• A canonical URL is declared and points to the right version.
• The XML sitemap is up to date and submitted to Google Search Console.
• Links use descriptive text and real href attributes.
• The page returns HTTP 200, with no redirect chains.

2. Speed and Core Web Vitals

• Largest Contentful Paint is 2.5 s or less on mobile.
• Cumulative Layout Shift is 0.1 or less.
• Images are resized, compressed and served as WebP or AVIF.
• CSS and JavaScript that block rendering are deferred or reduced.
• Static files are cached for a long time.
• Third-party scripts are reviewed and limited.

3. Accessibility

• Text has enough contrast with its background.
• Informative images have useful alternative text.
• Every form field, button and link has a clear label.
• Headings follow a logical order (h1, h2, h3).
• The page language is declared and zoom is not blocked.
• The site can be used with a keyboard alone (manual check).

4. Security and best practices

• The site is served over HTTPS, including all resources.
• No JavaScript errors appear in the browser console.
• No deprecated browser features are used.
• Security headers are set (for example HSTS and a content security policy).

5. Content and conversion (manual)

• The main message is clear above the fold.
• Each page targets one main search intent.
• Contact details and calls to action are easy to find.
• Legal pages (privacy, terms) are present and up to date.
• The site works well on mobile, not only in tests.
• Analytics or Search Console are set up to measure results.
• Important pages are linked from the navigation or the home page.

Frequently asked questions

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