Domain Authority Checker

Instant check for Domain Authority (DA), Page Authority (PA), and Spam Score. Analyze any website's SEO strength in one click.

As of June 2026, Domain Authority Checker has 145 users in the Productivity category.

Usersno change0%
145
145
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.2
Manifest V3
90-day change · In the last 90 days this extension 1 version update.

History

10 snapshots

Tracking since Apr 5, 2026.

155.08828.919999999999987Apr 5, 2026Jun 8, 2026
View as table
DateUsersRatingReviewsVersion
Apr 5, 20261.1
Apr 18, 20261.1
Apr 25, 2026191.2
May 2, 2026561.2
May 9, 2026601.2
May 14, 2026771.2
May 20, 2026951.2
May 26, 20261131.2
Jun 2, 20261311.2
Jun 8, 20261351.2
Now1451.2

Permissions & access

Permissions
activeTab
Host access
https://domain-authority-checker.com/*

Screenshots

Domain Authority Checker screenshot 1

About

The Domain Authority Checker app is your essential tool for professional evaluation of the SEO potential and credibility of any website. Whether you are an experienced SEO specialist, a business owner, or a link builder, this extension provides key Moz metrics directly in your browser. With just one click, you gain access to domain authority data that helps you make strategic marketing decisions.

🚀 How to use the extension:
• Install Domain Authority Checker from the Chrome Web Store.
• Navigate to any website you are interested in.
• Click the extension icon and hit the check button to instantly see DA, PA, and Spam Score.
Our tool is optimized for speed and accuracy. It is the fastest way to assess the quality of a site's backlink profile and its chances of ranking high in search results.

💡 Key Benefits and Features:
• Domain Authority (DA): Get an accurate prediction of the entire domain's ranking potential based on Moz algorithms.
• Page Authority (PA): Evaluate the strength of specific pages, which is critical for analyzing SERP competition.
• Spam Score: Instantly identify \"toxic\" sites. Our tool warns you if a site has a suspicious link history.
• Moz Rank: An additional link popularity metric for deeper analysis.
• Competitor Analysis: Use the DA check to quickly understand how difficult it will be to outperform rivals in your niche.
• Lightweight and Fast: The extension does not overload your browser and only works when you need it.

📊 Why is checking Authority important?
Understanding a site's authority is vital for successful promotion. Our system combines several analytical modules for full data transparency.
➤ Data Accuracy: We use up-to-date APIs to pull the latest Moz metrics.
➤ Backlink Profile Safety: Checking the Spam Score helps avoid search engine penalties when acquiring links.
➤ Prospect Evaluation: Use the extension to filter sites during outreach campaigns or guest posting.
➤ Time Saving: No need to open bulky SEO platforms anymore—all data is available in a popup window.

🔎 Real-World Use Cases:
1️⃣ For Link Building: Before agreeing to a placement, check the donor's DA. If the authority is below 20 or the Spam Score is above 10%, it's worth looking for another option.
2️⃣ For Domain Investing: If you invest in expired domains, our extension helps quickly confirm their historical strength.
3️⃣ For Daily SEO Monitoring: Track how the metrics of your own resource grow as your content strategy develops.

🎯 Who needs this tool?
🔸 SEO Specialists: For quick audits and competitive landscape analysis.
🔸 Marketers: To evaluate the quality of advertising platforms and partners.
🔸 Website Owners: To understand how search engines perceive their resource.
🔸 Web Analysts: To collect data on backlink mass quality.

❓ Frequently Asked Questions (FAQ):
📌 What is a good DA score? 💡 Generally, sites with a DA above 30 are considered high quality, and above 50-60 are very authoritative.
📌 How often is the data updated? 💡 Metrics are pulled in real-time from Moz databases, which are updated regularly.
📌 Does the extension affect page load speed? 💡 No, the analysis only runs when you click the icon, ensuring no delays during normal browsing.
📌 Can I check the Spam Score? 💡 Yes, this is one of the key features of our tool, available immediately after starting the check.

Technical

Version
1.2
Manifest
V3
Size
37.15KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
cekljnnldcikojabldojnjgkmkpokhen
Developer ID
u76f88ddeb0c3525871d347e237837117
Developer Email
[email protected]
Created
Apr 5, 2026
Last Updated (Store)
Apr 10, 2026
Last Scraped
Jun 8, 2026
Website
domain-authority-checker.com
Support URL

Data sourced from the Chrome Web Store · last verified Jun 8, 2026.