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Technical SEO audit: what gets checked and why

AIAI-TMay 30, 2026~ 7 min read

A technical SEO audit checks whether search engines can crawl, render and trust your site. Great content can't rank if bots can't reach it or the pages load slowly. The audit finds those invisible blockers.

What a technical audit covers

  • Crawlability: robots.txt, sitemaps, broken links, redirect chains.
  • Indexing: duplicate pages, canonical tags, thin or orphaned pages.
  • Speed: Core Web Vitals, image sizes, render-blocking scripts.
  • Structure: headings, internal links, structured data.
  • Mobile & security: responsive layout, HTTPS.

Why rankings stall without it

You can publish excellent articles, but if duplicate URLs split your authority, key pages are blocked in robots.txt, or pages take five seconds to load, you'll underperform. The audit surfaces these before you spend more on content.

Common culprit: a single misconfigured tag (noindex or a bad canonical) quietly keeping important pages out of Google.

A simple checklist

  1. Submit a clean XML sitemap and check coverage.
  2. Fix broken links and long redirect chains.
  3. Resolve duplicate content with canonicals.
  4. Pass Core Web Vitals on mobile.
  5. Add structured data where relevant.

What happens after

An audit is only useful if it ends in action. We deliver a prioritized list — biggest impact first — and can implement the fixes or hand them to your team with clear instructions.

Frequently asked questions

How often should I run a technical audit?
A full audit once or twice a year, plus a quick check after any major site change or migration.
Will fixing technical issues alone boost rankings?
It removes blockers and often unlocks gains, but technical health works together with content and authority — not instead of them.
What tools do you use?
A mix of crawlers (Screaming Frog), Google Search Console, PageSpeed Insights and log analysis — interpreted by a person, not just a score.

Think something's holding your site back?

We run a technical audit and hand you a prioritized fix list — no jargon, just what to do first.

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