Free Heading Analyzer
Use our free heading analyzer tool to check your H1-H6 structure and catch hierarchy errors that hurt SEO. Search engine crawlers use headings to understand your content structure and how topics relate to each other. This heading tag checker shows the order your headings appear, flags skipped levels, and shows you exactly what to fix for better on-page SEO.
Analyze Your Heading Structure
Analyzing your heading hierarchy...
This shows how your headings appear in order. A proper hierarchy flows from H1 down through H2, H3, and so on without skipping levels.
Built by InspiringClicks | Helping businesses rank higher with strategic SEO | Last Updated: January 2026
What is an HTML Heading Analyzer?
A heading analyzer is an SEO tool that examines the H1 through H6 heading tags on a webpage to evaluate structure, hierarchy, and potential errors. Also called an h1 checker, header tag checker, h tag checker, or heading structure analyzer, these tools help ensure your content is properly organized for both search engines and readers.
Most heading checkers simply list your headings and count them. This tool goes further by validating the order headings appear in your HTML. When an H4 follows an H2 directly, or when an H2 appears before your H1, search engines receive confusing signals about your content structure. These hierarchy violations are common mistakes that standard h tag checkers miss entirely.
An HTML heading checker reads your page's source code directly, which means it catches headings that might be hidden from view or generated dynamically by your theme or plugins. This matters because search engines crawl the HTML, not just what visitors see on screen.
Proper heading structure serves as the backbone of your content. Search engines use headings to understand what a page covers and how different sections relate to each other. When you create content that search engines can properly interpret, you give your pages a better chance of ranking for relevant queries.
- ⚠️ Heading order violations
- ⚠️ Skipped heading levels
- ⚠️ Multiple H1 tags
- ⚠️ Missing H1 tag
- ⚠️ Empty headings
- ⚠️ Duplicate heading text
Why Heading Structure Matters for SEO
Google has confirmed that headings help its systems understand page content. John Mueller, a Google Search Advocate, stated that heading tags help Google understand the structure of text on a page. While headings alone are not a massive ranking factor, they contribute to how search engines interpret your content's organization and relevance.
How Search Engines Use Headings
Search engines process headings to determine topic hierarchy and content relationships. Your H1 signals the primary topic. H2 headings indicate major sections that support the main topic. H3 headings break those sections into subsections. This structure creates a content outline that helps algorithms categorize and index your page accurately.
The User Experience Factor
Beyond SEO, heading structure directly impacts how visitors interact with your content. Clear headings let readers scan pages quickly to find relevant information. Screen readers rely on heading hierarchy to help visually impaired users navigate content. Pages with logical heading structure tend to have better engagement metrics because visitors can easily find what they need.
Featured Snippets and AI Overviews
Google often pulls content from well-structured pages for featured snippets and AI overviews. Pages with clear H2 and H3 headings that directly answer common questions have a higher chance of being featured. Proper heading structure is one of several factors that influence AI overview visibility.
How to Use This Heading Analyzer Tool
This HTML heading analyzer scans your page in seconds and identifies issues that other tools overlook.
Type the full URL of the page you want to analyze, including https://. The tool works with any publicly accessible webpage.
The tool fetches your page content and extracts all H1 through H6 tags in the order they appear. Analysis happens instantly.
Your score reflects best practices adherence. Review errors (red) and warnings (yellow) with specific fixes for each issue.
Save your results as a downloadable report, email them to yourself or a team member, or copy the analysis for documentation.
Common Heading Structure Errors and How to Fix Them
Heading structure analysis is crucial for on-page SEO and accessibility compliance. When using a heading checker tool, understanding each error type helps you fix issues faster and avoid them in future content.
Multiple H1 Tags
A page should have exactly one H1 that represents the main topic. Multiple H1 tags dilute the primary topic signal and confuse search engines about what the page is really about.
Missing H1 Tag
Every page needs an H1 to establish the primary topic. Without it, search engines have no clear signal about what the page covers.
Skipped Heading Levels
Jumping from H1 to H3, or H2 to H4, breaks the logical hierarchy. This signals to search engines that content is missing or disorganized.
Wrong Heading Order
When an H2 appears before the H1, or lower-level headings precede their parent levels, the hierarchy becomes inverted and sends contradictory signals.
Empty Heading Tags
Heading tags without text content serve no purpose and can trigger accessibility warnings. Empty headings sometimes appear from placeholder elements.
Duplicate Heading Text
When multiple headings share identical text, it creates redundancy and missed opportunities to include varied keywords.
Heading Hierarchy Best Practices
Your H1 should state the primary topic of the page. Think of it as the title of a book chapter.
H2 headings divide your content into main sections that support the H1 topic.
H3 headings break down H2 sections into more specific topics. They should only appear after an H2.
Always progress sequentially: H1, then H2, then H3, and so on.
Headings should clearly communicate what the following content covers. Avoid vague labels.
Incorporate relevant keywords in headings where they fit naturally. The goal is clarity for readers.
What Each Heading Level Means
The single most important heading. Should appear only once and represent the main topic.
SEO Weight: HighestIntroduce main sections that support your H1. Use liberally to organize content.
SEO Weight: HighDivide H2 sections into specific topics. Only appear after an H2 has been established.
SEO Weight: ModerateGranular organization for complex content. Most pages rarely need beyond H3 or H4.
SEO Weight: LowMore Free SEO Tools
Check out our other free tools to improve your search visibility
Why Choose This Free Heading Analyzer?
Several header tag checkers exist online, but most provide only basic analysis. Here is what makes this heading structure checker different:
Validates that headings appear in proper hierarchical order and flags inversions.
Catches every instance where heading levels get skipped, showing exactly where hierarchy breaks.
See your heading structure as a visual outline to identify problems at a glance.
Each issue includes a specific recommendation for how to fix it.
Check unlimited pages without signing up or entering any personal information.
Save your analysis as a report, email it, or copy results to share.
Frequently Asked Questions About Heading Checkers
A heading checker is a tool that analyzes the H1 through H6 heading tags on a webpage. It identifies issues like missing H1 tags, multiple H1s, skipped heading levels, and improper hierarchy order. These tools help ensure your content structure supports both SEO and accessibility requirements.
Enter your page URL in the heading checker tool above and click "Check Headings." The tool extracts all heading tags from your page, analyzes their structure, and provides a detailed report showing any issues found along with specific recommendations for fixes.
An H1 tag is the primary heading element on a webpage. It represents the main topic of the page and should appear only once. The H1 is the most important heading for SEO because it signals to search engines what the page is fundamentally about. Think of it as the title of a book or article.
A page should have exactly one H1 tag. While HTML5 technically allows multiple H1s within different sectioning elements, SEO best practice recommends using a single H1 that clearly states the page's main topic. Additional important headings should use H2 tags.
Skipping heading levels (like going from H1 to H3 or H2 to H4) breaks the logical content hierarchy. Search engines may interpret this as missing content or poor organization. Screen readers announce heading levels to users, so skipping levels can also confuse visitors using assistive technology. Always maintain sequential order: H1, then H2, then H3.
This usually happens due to page template issues or when header widgets add headings before the main content area. Some themes place navigation or promotional sections with H2 tags before the main H1. Review your page template and ensure the H1 appears first in the HTML document order, before any other headings.
Yes, you can and should have multiple H2 headings on a page. H2s divide your content into major sections, and most pages benefit from having several well-organized sections. The key is that each H2 should appear after the H1 and should logically support the main topic.
The H1 is a visible heading displayed on the page itself. The title tag appears in browser tabs and search engine results but is not visible on the page content. While they often contain similar text, they serve different purposes. The title tag is for search results and browser identification; the H1 is for on-page content structure.
Yes, heading structure affects SEO by helping search engines understand your content organization and topic hierarchy. Google's own style guidelines emphasize using headings to structure content logically. While headings alone are not a major ranking factor, proper structure supports overall E-E-A-T signals and content relevance. Running your pages through an SEO heading checker before publishing is one of the simplest ways to catch structural problems early.
Start with your H1 and work down. Ensure you have exactly one H1 that states the main topic. Make sure H2s follow the H1 and cover major sections. Place H3s only within H2 sections for subsections. Never skip levels. A heading order checker can pinpoint exactly where your sequence breaks, making fixes straightforward. If your theme applies heading styles for visual reasons, use CSS to change appearance rather than using incorrect heading levels.
H1 carries the most SEO weight as it signals the primary page topic. H2 headings carry significant weight for section topics and secondary keywords. H3 headings have moderate weight, useful for supporting long-tail keyword coverage. H4, H5, and H6 carry minimal direct SEO weight but help with content organization. The combined effect of well-structured headings contributes more to SEO than any single heading level alone.
H2 and H3 headings work best for featured snippets when they pose or match common questions. Structure your H2 or H3 as the question itself, then provide a direct, concise answer in the paragraph immediately following. Google often pulls these question-and-answer pairs for featured snippets and AI overviews. Keep answers between 40 to 60 words for optimal snippet length.
No. Heading tags should reflect content hierarchy, not visual styling preferences. If you need larger or smaller text, use CSS to style the appropriate heading level rather than choosing a heading tag based on how it looks. Using H4 just because you want smaller text breaks the semantic structure that search engines and screen readers rely on.
Yes, this heading structure checker is 100% free with no signup required. You can check unlimited pages, download reports, and use all features without creating an account or providing any personal information. We built this tool to help website owners understand their content structure.
No. As AI becomes more integrated into search, proper heading structure becomes more important, not less. AI systems like Google's AI overviews rely on well-structured content to extract and present information accurately. Clear heading hierarchy helps AI understand topic relationships and increases the chances of your content being featured in AI-generated responses.
Check heading structure whenever you publish new content or make significant edits. Also review after theme updates, plugin changes, or website redesigns, as these can inadvertently affect heading output. For established pages, a quarterly audit using this heading analyzer helps catch any issues introduced by ongoing updates.
Including your city in key headings helps search engines connect your business with local searches. If you're a Calgary plumber, "Emergency Plumbing Services in Calgary" as your H1 tells both users and Google exactly what you offer and where. For businesses in competitive local markets, heading structure is just one piece of the puzzle. A Calgary SEO company can help optimize your entire site to capture more local traffic.
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