13 Professional Tools for Website Optimization, SEO and AI-Visibility
Create an llms.txt for your website – the business card for AI systems like ChatGPT, Claude and Perplexity. Free, ready to use instantly.
Use nowCheck robots.txt for errors and warnings. Analyze syntax, crawler rules and AI bot access – enter URL or upload file.
Use nowCreate an optimized robots.txt. Control which AI bots (GPTBot, ClaudeBot) are allowed to crawl your site.
Use nowGenerate structured data for your website. Supports Article, Product, Organization and more.
Use nowGenerate optimized Meta Tags (AI-powered), Open Graph Tags and Twitter Cards for better social media shares.
Use nowAutomatically generate an XML sitemap for your website. Optimized for Google, Bing and AI search engines.
Use nowValidate your XML sitemap for errors and Google compliance. Checks structure, formats and URL availability.
Use nowTest PageSpeed, Core Web Vitals & Lighthouse Scores. LCP, FCP, CLS, TBT for Mobile & Desktop – also relevant for AI visibility.
Use nowAnalyze HTTP redirects: visualize all hops, detect 301 vs 302, check HTTPS redirect and loops.
Use nowAnalyze HTTP response headers: Cache-Control, Security Headers, CORS and more.
Use nowCheck SSL certificates: validity, issuer, expiry date. Important for security and SEO.
Use nowCheck DNS records: A, AAAA, MX, TXT, CNAME and more. Important for domain configuration and troubleshooting.
Use nowCheck details for any IP address: location, ISP, organization and more. Useful for server analysis.
Use nowCheck AI visibility programmatically. JSON response with score, categories and recommendations for developers and integrations.
View DocumentationAnonymous analysis of 100+ website checks: average score, most common weaknesses and score distribution.
View statsYes, all 13 tools are 100% free. No hidden costs, no registration required, no limits.
We offer 13 professional SEO tools: Sitemap Generator, Sitemap Validator, robots.txt Generator, robots.txt Validator, Schema.org Generator, Meta Tags Generator, Website Performance Check, SSL Certificate Checker, HTTP Header Check, DNS Lookup, IP Lookup and Redirect Chain Checker.
No, all tools can be used directly in the browser without registration. No email address required.
The Website Performance Check tests PageSpeed, Core Web Vitals (LCP, FCP, CLS, TBT) and Lighthouse Scores for mobile and desktop simultaneously. Since AI crawlers like ChatGPT and Perplexity have shorter timeouts than Googlebot, good performance is also crucial for AI visibility.
