# Domain Checker

> Checks if domain of opened url, is registered within last 12 months.

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

## Overview

- **ID:** `domain-checker`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** HELLO88 - NHÀ CÁI CHẤT LƯỢNG
- **Category:** privacy-security,alerts-updates
- **Version:** 1.0
- **Last updated:** 2023-12-13
- **First published:** 2023-12-12
- **Size:** 239 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/domain-checker/)

## Description

This browser extension verifies whether the domain of the currently opened URL was registered within the past 12 months. It notifies the user with an icon next to the URL. By clicking the icon, the user can choose to continue, cancel, or navigate to DuckDuckGo.

## Rankings

- #140,265 — Overall
- #241 — domain

## Permissions and access

### Permissions

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

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate 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).

## Similar extensions and apps

- [WHOIS Check](https://chrome-stats.com/d/whois-check) — 30 users, 5.00 / 5
- [Domain Age Check](https://chrome-stats.com/d/domain-age-check) — 25 users, 5.00 / 5
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- [Domain Age Checker | Site Age Checker](https://chrome-stats.com/d/domain-age-checker) — 14 users
- [DA Checker](https://chrome-stats.com/d/da-checker) — 32 users, 1.00 / 5
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- [Domain Expiry Checker](https://chrome-stats.com/d/domain-expiry-checker) — 1 users
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- [Certi Watch](https://chrome-stats.com/d/certi-watch)

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