Heading Structure Checker
Show the H1 to H6 outline of a page and flag a missing H1, several H1s, skipped levels and empty headings.
Loading the tool
Page addresses are fetched by our server. Pages that build their content with JavaScript may show fewer headings than visitors see.
How to use Heading Structure Checker
- Paste your HTML, or enter a page address.
- Select Check headings.
- Fix the issues listed.
Privacy and limits
This tool runs in your browser. What you type is processed on your device and is not sent to our server.
Questions
- Is Heading Structure Checker free to use?
- Yes. You do not need an account and there is nothing to pay.
- Does it work offline?
- Once the page has loaded, the tool does its work on your device. Some browsers need a connection only to load the page itself.