Heading Structure Checker
Audit the heading hierarchy of a webpage to ensure a logical and search-friendly document structure.
Definition (WHAT)
A heading structure checker analyzes the HTML header tags (H1-H6) of a webpage to determine their hierarchy and sequence. It identifies technical SEO issues related to document outlining.
How to use this tool (HOW)
Enter a page URL or paste HTML markup.
Run the heading structure check.
Review the detected heading hierarchy map.
Identify and fix skipped levels or missing H1 tags.
Output meaning (INTERPRETATION)
Logical hierarchy
Headings follow a sequential order (e.g., H1 followed by H2, then H3).
Skipped level
A heading level is skipped (e.g., H2 followed by H4), breaking the outline.
Missing H1
The page does not contain a primary H1 heading.
Multiple H1s
More than one H1 tag is detected on a single page.
Tool FAQ
Is this tool free?
Yes. This tool is free to use.
Does this tool save my data?
No. URLs and HTML are processed in real time and are not stored.
How often can I use this tool?
There are no usage limits.
What this tool checks (SCOPE)
This tool evaluates H1-H6 tag presence, heading sequence, hierarchy logicality, and multiple H1 tag occurrences.
Limitations (E-E-A-T)
A logical heading structure assists crawling but does not guarantee rankings. This tool evaluates technical hierarchy only and does not analyze content relevance or keyword optimization.