Heading Checker

Analyze heading tags (H1-H6) hierarchy and structure. Free online tool.

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About this tool

Heading Checker is a free online tool for analyzing page heading structure (H1, H2, H3, etc.). Proper heading hierarchy is essential for SEO and accessibility. This tool shows you all headings on a page, checks for SEO best practices (like having exactly one H1), and validates proper nesting. Perfect for SEO professionals, content creators, and developers ensuring pages are well-structured for both search engines and users.

How to use

1Enter the URL of the page you want to analyze
2Click "Check Headings" and wait for analysis
3View the complete heading structure with H1, H2, H3, etc.
4Check if page follows SEO best practices (one H1, proper nesting)
5Get recommendations for improving heading structure

Specifications and limits

Analyzes all heading levels: H1, H2, H3, H4, H5, H6. Checks for: multiple H1 tags, missing heading hierarchy, proper nesting sequence. Shows character count for each heading. Validates heading content length. Checks accessibility attributes (id, aria-label). Processing speed: instant.