Free Tools

SEO Tools

Validate, test, and optimize your website for search engines and AI crawlers.

Audit & Testing

Comprehensive tools to analyze how search engines and AI see your site

See how your site appears to Google, Bing, and AI crawlers like ChatGPT or Perplexity.

Comprehensive website audit covering SEO, security, and AI/GEO optimization.

See exactly what search engine bots see when they crawl your pages.

Validate your SEO configuration files and markup

Validate JSON-LD schema markup for rich results and AI discoverability.

Validate your XML sitemap format and check for errors.

Test and validate your robots.txt configuration for crawlers.

Analyze metadata, performance, and page content

Analyze Open Graph tags, Twitter cards, and social sharing previews.

Measure Core Web Vitals and get performance recommendations.

Capture a visual screenshot of any website for quick audits.

Check DNS, SSL, and server configuration

Verify SSL/TLS certificate validity and security protocols.

Analyze HTTP response headers, caching, and security headers.

Look up A, AAAA, CNAME, MX, TXT, NS records for any domain.

DataJelly automatically monitors your website's SEO health and alerts you to issues before they impact your rankings.