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Heading Structure Checker

Paste your page HTML to count every H1 to H6 heading and check the structure. A page should have exactly one H1 and a logical heading order — this checker flags missing H1s and duplicate H1s instantly.

\u2014H1
\u2014H2
\u2014H3
\u2014H4
\u2014H5
\u2014H6
\u2014Total headings
\u2014Verdict

How to use

  1. Paste your page HTML.
  2. Click Check headings.
  3. Fix any missing or duplicate H1 warnings.

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