NewSiteCheck
TECHNICAL SEO LAUNCH CHECKLIST

Technical SEO checks to make before launch.

The highest-risk SEO launch mistakes are often simple configuration errors rather than advanced ranking problems. A short technical review can prevent a new site from launching with avoidable indexing or crawling issues.

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Indexability

Check robots meta directives, X-Robots-Tag behavior where applicable, robots.txt rules and CMS visibility settings. Make sure production pages are intended to be indexable.

Canonical and URL consistency

Use one preferred HTTPS version of each page and make sure canonical tags point to the correct production URL rather than staging or development domains.

Discovery signals

Publish a valid XML sitemap, reference it where useful, use descriptive titles and headings, and validate structured data rather than assuming the plugin output is correct.

After launch

Submit the sitemap in relevant search-engine tools, monitor indexing, and rerun the launch audit after major deployment changes.

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A practical launch sequence

  1. Before publishing: choose your preferred host and URL format, prepare a unique title and useful main heading for each important page, and remove staging references from canonicals.
  2. At launch: test the live HTTP to HTTPS redirect, inspect robots rules and page-level noindex directives, then check that the sitemap lists only production canonical URLs.
  3. After launch: submit the sitemap, inspect representative URLs in Search Console, check for crawl errors, and revisit the results after changes settle.

Use the sitemap guide and noindex guide for focused checks. A sitemap is a discovery aid; it does not guarantee indexing.

Common questions

What are the most important technical SEO checks before launch?

Confirm indexability, robots directives, canonical URLs, HTTPS consistency, sitemap availability, metadata, headings and structured data.

Should I submit a sitemap after launch?

Yes. Publishing a valid sitemap and submitting it in relevant search-engine tools can help discovery and monitoring after launch.