# Detect Cloudflare

> Adds an icon to the toolbar which indicates whether the current page uses Cloudflare. If it does, the icon changes color. Detection is performed by analyzing the response headers of all requests.

Canonical page: [https://chrome-stats.com/d/detect-cloudflare](https://chrome-stats.com/d/detect-cloudflare)

## Overview

- **ID:** `detect-cloudflare`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** traktofon
- **Category:** privacy-security
- **Daily users:** 197
- **Weekly downloads:** 10
- **Rating:** 3.85 / 5 (20 ratings)
- **Version:** 0.8resigned1
- **Last updated:** 2024-04-25
- **First published:** 2017-02-24
- **Size:** 40 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/detect-cloudflare/)
- **Website:** [https://github.com/traktofon/cf-detect](https://github.com/traktofon/cf-detect)

## Description

Detect Cloudflare is a handy Chrome extension that adds an icon to your browser's toolbar, instantly indicating whether the current webpage uses Cloudflare services. The extension analyzes response headers of all network requests to detect Cloudflare presence, changing the icon color when Cloudflare is active. This tool is perfect for developers, web professionals, and anyone curious about the web infrastructure behind sites they visit. It provides quick, unobtrusive detection without interfering with browsing experience.

## Rankings

- #8,278 — Overall
- #2 — detect
- #101 — ai tech
- #117 — cloud
- #160 — performance
- #167 — response

## Permissions and access

### Permissions

- `webRequest`
- `webNavigation`
- `tabs`
- `<all_urls>`

## Safety

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

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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/detect-cloudflare)