Heading Structure Checker
Analyze H1-H6 heading hierarchy, detect missing H1s, and check content outline
Heading Structure & Hierarchy Checker
Visualize H1-H6 heading architecture, detect missing H1 tags, and fix skipped levels
What is Heading Structure & Hierarchy Checker?
Analyze H1 to H6 heading structure, detect missing or duplicate H1 tags, and visualize your page's content outline.
The Heading Structure Checker extracts every heading tag from a webpage, calculates individual tag counts (H1 through H6), visualizes the nested document outline, and highlights structural SEO violations such as skipped levels or missing H1s.
How to Use
Enter your article or webpage URL.
Click "Analyze Heading Tree".
Review the H1 status and total heading distribution.
Inspect the visual heading hierarchy tree for logical order.
Why Use This Tool?
Verify a single, keyword-optimized H1 heading exists
Identify skipped heading levels (e.g. H1 jumping to H3)
Generate a visual outline of your entire content piece
Improve website accessibility and WCAG compliance