# Header Checker

> Free Header Tag Checker Tool (H1 up to H6)

Canonical page: [https://chrome-stats.com/d/header-checker](https://chrome-stats.com/d/header-checker)

## Overview

- **ID:** `header-checker`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Muhammad
- **Category:** web-development,search-tools
- **Daily users:** 3
- **Weekly downloads:** 1
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 1.0
- **Last updated:** 2020-07-23
- **First published:** 2020-07-23
- **Size:** 14 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/header-checker/)
- **Website:** [https://www.netaawy.com/](https://www.netaawy.com/)

## Description

Header Checker is a free Firefox add-on that allows you to check and analyze HTML heading tags on webpages. It helps you identify the type and quantity of header tags used on a page, giving you insights into how competitors organize their content. With a simple hover, you can instantly see the type of each header tag from H1 to H6. This tool is essential for bloggers and anyone looking to gain an advantage in content organization and SEO.

## Rankings

- #53,344 — Overall
- #148 — header

## Permissions and access

### Content script matches

- `*`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/header-checker)