# Outrun SEO & GEO Checker > Free website checker for SEO, GEO, and AI search visibility. Runs 143 checks across 35 categories in under 10 seconds. No signup required. ## About Outrun Checker is a public tool built by Outrun Advisory that audits any website for SEO fundamentals, GEO (Generative Engine Optimisation) readiness, and AI search visibility. ## What it checks - SEO Fundamentals: HTTPS, canonical tags, title tags, meta descriptions, Open Graph, robots.txt, sitemap.xml, hreflang, URL structure, 404 handling - GEO & AI Readiness: llms.txt, AI bot permissions in robots.txt, JSON-LD entity markup, content structure for AI citability - Structured Data: Organization, Person, Article, FAQ, BreadcrumbList, and WebSite schema validation - Technical & Security: HTTP security headers, cache headers, image optimisation, DNS authentication (SPF, DKIM, DMARC), MTA-STS, security.txt, humans.txt ## Team - Michael Riedl, Founder, Outrun Advisory — https://www.linkedin.com/in/michael-riedl-outrun ## Links - Tool: https://check.outrun.at - Company: https://www.outrun.at - Contact: office@outrun.at