SEO Audit Checklist

A proper SEO audit examines every layer that affects rankings. Work through this checklist in order, technical first, because nothing else matters on a broken foundation.

Technical

HTTPS working; mobile-friendly; page speed (Core Web Vitals); XML sitemap submitted; robots.txt correct; no accidental noindex; canonical tags correct; no redirect chains; structured data valid; 404s fixed.

Indexation & Crawl

Google Search Console coverage clean; important pages indexed; noindex only where intended; crawl budget not wasted on junk URLs.

On-Page

Unique titles and metas; one H1 per page; logical heading hierarchy; primary keywords placed naturally; images optimized with alt text; internal linking solid.

Content

No thin or duplicate pages; intent matched per page; outdated content refreshed; no keyword cannibalization.

Off-Page

Backlink profile healthy (no toxic spam); branded anchor diversity; competitor gap identified.

Local (if applicable)

GBP complete and active; NAP consistent; review system in place; local pack tracked.

Crawlability and Indexation: Can Google Even See You Properly

Every audit starts with the same question: can search engines access, understand, and index your important pages? Begin in Google Search Console's pages report, which shows exactly which of your pages Google has indexed and which it has excluded, with reasons. Work through the exclusions deliberately, some are fine, like thin tag pages you never wanted indexed, but excluded product or service pages are lost revenue. Common culprits include accidental noindex tags left over from development, robots.txt rules blocking entire sections, and pages orphaned with no internal links pointing to them.

Next, check for the silent signal-splitters: duplicate URLs serving the same content. The same page accessible with and without www, over HTTP and HTTPS, with tracking parameters appended, or with trailing-slash variants divides your ranking strength across multiple addresses. Verify that one canonical version exists and all variants redirect to it permanently. Then examine your XML sitemap, it should list only indexable, canonical URLs, return a 200 status, and be submitted in Search Console. A sitemap full of redirected or blocked URLs teaches Google to distrust it. Finally, review crawl stats for anomalies: a sudden drop in crawling can indicate server issues, while crawl budget wasted on faceted or infinite URLs starves your important pages of attention.

On-Page Elements: What Each Page Tells Google

With access confirmed, audit what your pages actually communicate. Every important page needs exactly one H1 that clearly states the page's topic in the searcher's language, a unique and compelling title tag under sixty characters that earns the click, and a meta description that sells the visit, not keyword-stuffed, but written like ad copy for a human. Scan for the classic failures: missing title tags, dozens of pages sharing the identical title, H1s that say "Welcome" instead of describing the offering, and meta descriptions Google has to rewrite because yours were empty.

Content depth comes next. Open your key pages and judge them against the top three results for their target queries: does your page answer the question as completely, as clearly, and as credibly? Thin pages, a service described in two sentences, a location page with nothing but an address, cannot compete with comprehensive resources no matter how good the technical SEO is. Check that images have descriptive alt text, that headings form a logical hierarchy instead of skipping levels, and that internal links connect related pages with descriptive anchor text rather than "click here." Pay special attention to your most valuable pages, the ones tied to revenue, because audit time spent there returns the most. A practical method: pick your top ten money pages and score each on title, H1, depth, freshness, and internal links before touching anything else.

Technical Health and User Experience

The final audit layer is how the site performs for real visitors. Test your key pages on an actual mobile phone over a normal connection, emulators hide the frustration of slow loads, tiny tap targets, and layouts that shift as images load. Run PageSpeed Insights and address the biggest issues first: unoptimized images are the most common culprit, followed by render-blocking scripts and excessive third-party widgets. You are not chasing a perfect score; you are removing the friction that makes visitors leave before reading.

Check the trust signals that influence both users and algorithms: a valid HTTPS certificate with no mixed-content warnings, clear contact information and business details on every page, an accessible privacy policy, and no intrusive interstitials blocking content on mobile. Test your forms and click-to-call buttons, broken conversion paths are an audit finding with direct revenue impact. Review your structured data with Google's Rich Results Test; valid schema can earn enhanced listings, but broken schema is worse than none. Finally, document everything in a prioritized list: critical issues blocking indexation or conversions first, high-impact improvements second, nice-to-haves last. An audit without prioritization is just a list of worries; an audit with clear sequencing is a roadmap.

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