Heading Structure Checker

Analyze and optimize your HTML heading hierarchy for professional SEO and accessibility.

Analyze Your Headings

Paste your HTML code below to check your H1–H6 structure.

Optional: Target Keywords (comma separated)

What This Tool Does & Why It Matters

HTML headings are the architectural blueprint of your webpage. They define the relationship between ideas for both search engines and human readers.

Detects Structural Flaws

It flags missing H1s and "skipped levels" (e.g., H2 to H4). Logical order is a core part of WCAG accessibility standards.

Keyword Alignment

It checks if your target keywords appear in your H1 and H2 tags, ensuring you don't miss ranking opportunities.