Topic archive
Technical SEO resources covering crawling, indexing, site architecture, canonicals, sitemaps, structured data, JavaScript, performance, migrations, and technical issues that affect search visibility.
A Semrush technical SEO checklist explains updates now that AI systems use the same index to ground answers and covers website health fundamentals. Review your crawlability and indexing settings.
Learn SEO basics like keyword research and technical SEO to improve search visibility. Review your site for keyword gaps and technical issues and map a simple SEO plan.
Walks through how to check whether Google has indexed your site and what to do if not, using indexing checks and fixes. Test your pages with Google Search Console now.
HubSpot explains how to get your website indexed by ChatGPT by ensuring OpenAI’s search crawler can discover your site. Review your site’s crawl access and metadata for compatibility with OpenAI.
Explains technical SEO fundamentals and best practices for crawling, indexing, and AI visibility, using Semrush’s guide to optimize sites. Audit your site for crawlability and indexing issues.
Over-relying on SEO tools can hide issues that only raw data reveals, per Search Engine Journal. Review your crawl and server logs to spot what tools miss.
Search Engine Land and SE Ranking describe a 16-month experiment on purely AI-generated pages on new domains to see indexing and ranking outcomes. Review your AI content process and measure real results.
Technical SEO is now table stakes while business acumen and proving ROI are the real gaps CMOs face. Review your team’s strategic and measurement skills.
When resources are limited, prioritize technical SEO tasks that impact the most pages and revenue, as recommended by Search Engine Land. Start by reviewing your highest-traffic pages first.
Explains the Document Object Model (DOM) and its role in crawling, rendering, and indexing, focusing on the DOM tree structure. Review your site’s DOM in DevTools and Google Search Console.
Google removed its JavaScript accessibility guidance from help docs, saying the advice is outdated and that Google has rendered JavaScript for years. Review your site’s JS rendering and update documentation accordingly.
Gary Illyes says Googlebot ignores resource hints and that HTML validity isn’t a ranking factor. Review your crawl assumptions and focus on server responses and sitemaps instead.
Google’s John Mueller explains site content can cause Search Console to report sitemap errors and prevent sitemap use. Check your site content and review Search Console for related sitemap messages.
Practical career advice for SEO newcomers emphasizes starting with the business before tactics and specializations like local or technical SEO. Begin by learning the business context for your next SEO project.
Semrush shows XML, HTML, and visual sitemap examples from real sites to guide structure and content choices; update or build your sitemap using the recommended formats.
Slow WordPress sites can hurt SEO and AI visibility by affecting crawlability and rankings. Audit your hosting, caching, and plugins to improve site speed and visibility.
Search Engine Land explains how AI models now “watch” videos by deconstructing visual, auditory, and textual streams for indexing. Update your video metadata and transcripts and test how clips perform in AI.
Analysis of 107,352 webpages comparing Core Web Vitals with AI-driven search visibility to see where performance affects AI answers. Review your pages’ CWV scores and test changes on priority pages.
Magento (Adobe Commerce) can be complex but becomes a search-optimized, AI-ready growth engine with technical fixes for 2026. Review your store’s technical SEO checklist and update configurations.
Explores whether AI systems and LLMs can render JavaScript to read interactively hidden content compared to Google indexing. Test pages with JavaScript-rendered content and review how each system handles them.
Learn the essentials
Clear, practical answers to common questions about Technical SEO.
Technical SEO improves the systems that allow search engines to crawl, render, understand, and index a website efficiently. It includes architecture, robots directives, canonicals, sitemaps, status codes, JavaScript, structured data, internal linking, performance, and many platform-specific implementation details.
Fix issues that block or distort important pages first: accidental noindex directives, robots blocks, incorrect canonicals, broken redirects, server errors, inaccessible content, and serious internal-linking problems. Prioritize based on affected page value rather than the number of warnings.
XML sitemaps provide search engines with a clean list of canonical URLs you want discovered and can include useful metadata for some content types. They support discovery and monitoring but do not guarantee indexing or compensate for poor internal linking and low-quality pages.
JavaScript can change when and how content, links, metadata, and page states become available to crawlers. Modern search engines can render JavaScript, but rendering adds complexity, so important content and navigation should be implemented in a reliably crawlable way.
Monitor indexability, status codes, redirects, canonicals, robots directives, sitemap health, template changes, internal links, crawl errors, performance, and unusual changes in indexed page counts. Continuous monitoring is most valuable when alerts are tied to important templates and real risk.