# Inspect HTTP request headers

> Inspect HTTP request headers, cookies, data, response Headers, cookies and add/modify request headers before sending requests

Canonical page: [https://chrome-stats.com/d/inspect-http-request-headers?hl=ko](https://chrome-stats.com/d/inspect-http-request-headers?hl=ko)

## Overview

- **ID:** `inspect-http-request-headers`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** SUNWIN
- **Daily users:** 1
- **Version:** 2.2.6
- **Last updated:** 2025-12-30
- **First published:** 2025-12-27
- **Size:** 90 KB
- **Data as of:** 2026-05-13
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/inspect-http-request-headers/)

## Permissions and access

### Permissions

- `storage`
- `webRequest`
- `<all_urls>`
- `webRequestBlocking`
- `tabs`
- `cookies`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** High 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 is not longer available in the store

> 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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- [HeaderScoper](https://chrome-stats.com/d/headerscoper) — 28 users
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- [HTTP Header Spy](https://chrome-stats.com/d/http-header-spy) — 229 users, 4.80 / 5
- [HTTP Headers Spy](https://chrome-stats.com/d/http-headers-spy) — 32 users
- [Headers Middleman](https://chrome-stats.com/d/chrome-headers-middleman) — 10 users, 3.00 / 5
- [Modify HTTP Headers](https://chrome-stats.com/d/modify-http-headers) — 49 users, 5.00 / 5
- [HTTP Headers Viewer](https://chrome-stats.com/d/http-headers-viewer-iue) — 12 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/inspect-http-request-headers?hl=ko)