H1 Tag & Heading Checker

Check a page's heading tags for proper SEO structure, including H1 usage, heading hierarchy, duplicates, empty headings, and target keyword presence.

Want to check the whole page? Try the On-Page SEO Checker.

Features

Target Keyword Inclusion

Checks if your target keyword appears in your H1 tag and subheadings to ensure primary topic alignment.

H1 Tag Validation

Detects missing H1 tags, multiple H1s, or H1s placed after subheadings to maintain a clear primary page focus.

Hierarchy & Level-Skip Checks

Flags skipped heading levels (such as H2 to H4) to ensure a logical document outline for users, screen readers, and search engines.

Duplicate & Empty Tag Detection

Identifies empty heading tags and repeated subheadings that dilute page structure and clarity.