Introduction
Domain Authority (DA) is a crucial SEO metric that determines how well your website ranks on search engines like Google. The higher your DA score, the better your chances of ranking on the first page of Google search results.
💡 Did You Know?
✔ Websites with high DA scores get more organic traffic
✔ Quality backlinks improve DA faster than just adding content
✔ A good DA score increases your website’s credibility & trustworthiness
🚀 In this guide, we’ll explore the best free domain authority checker tools that help you analyze your website’s DA, improve SEO, and outrank competitors.
What is Domain Authority (DA)?
Domain Authority (DA) is a score between 0 to 100 developed by Moz that predicts how well a website will rank on search engines.
📌 How DA is Calculated?
✅ Quality & Quantity of Backlinks (High-authority backlinks = Higher DA)
✅ Website Age & Trustworthiness (Older domains tend to have higher DA)
✅ Content Quality & Relevance (SEO-optimized & valuable content boosts DA)
✅ User Engagement & Traffic (More traffic & engagement = better DA)
🔎 DA Score Ranges:
- 0-20 – New or low-authority websites
- 21-40 – Medium-authority websites
- 41-60 – Good authority, decent rankings
- 61-80 – High authority, strong rankings
- 81-100 – Top-tier authority (e.g., Wikipedia, Forbes)
💡 Important: Google doesn’t use DA as a ranking factor, but it’s a strong SEO indicator that correlates with high search rankings.
Top Free Domain Authority Checker Tools (2025 Edition)
1. Moz Domain Authority Checker (Best Overall for DA Analysis)
✅ Official DA score calculator
✅ Checks Domain Authority (DA) & Page Authority (PA)
✅ Analyzes top linking domains & spam score
✅ Provides SEO insights to improve rankings
📌 How to Use:
1️⃣ Visit the Moz Domain Authority Checker
2️⃣ Enter your website URL
3️⃣ Click “Check Authority”
4️⃣ Review your DA score, backlinks & spam score
💡 Best for: Website owners & SEOs who need accurate DA insights.
2. Ahrefs Website Authority Checker (Best for Backlink Analysis)
✅ Measures Domain Rating (DR) & URL Rating (UR)
✅ Checks backlink strength & referring domains
✅ Finds top linking websites & anchor texts
📌 How to Use:
1️⃣ Open Ahrefs Website Authority Checker
2️⃣ Enter your domain URL
3️⃣ Click “Check”
4️⃣ Analyze your DA, DR, & backlink profile
💡 Best for: SEO professionals who need detailed backlink insights.
3. SEMrush Authority Score Checker (Best for SEO Performance)
✅ Calculates Authority Score based on backlinks, traffic & engagement
✅ Tracks new & lost backlinks
✅ Shows competitor DA comparison
📌 How to Use:
1️⃣ Enter your domain URL
2️⃣ Click “Analyze”
3️⃣ Check Authority Score & backlink strength
💡 Best for: Businesses & SEOs tracking website authority growth.
4. Ubersuggest DA Checker (Best Free Tool for Beginners)
✅ Free DA checker with limited daily searches
✅ Provides backlink data & domain score
✅ Shows SEO health report
📌 How to Use:
1️⃣ Visit Ubersuggest DA Checker
2️⃣ Enter your domain URL
3️⃣ Click “Search”
4️⃣ Analyze DA score, backlinks & competitor rankings
💡 Best for: Beginners who need basic DA & SEO insights for free.
5. Small SEO Tools DA Checker (Best for Quick DA Checks)
✅ Checks DA, PA & spam score
✅ Provides quick results with easy-to-use interface
✅ Free & no sign-up required
📌 How to Use:
1️⃣ Open the Small SEO Tools DA Checker
2️⃣ Enter your website URL
3️⃣ Click “Check Authority”
4️⃣ Review your DA score & SEO metrics
💡 Best for: Casual bloggers & small business owners checking DA quickly.
How to Improve Your Domain Authority (DA) Score?
📈 Want to boost your DA score? Follow these proven SEO strategies:
1. Build High-Quality Backlinks
✅ Get backlinks from authoritative websites (e.g., Forbes, TechCrunch)
✅ Focus on guest posting & blogger outreach
✅ Avoid spammy backlinks from low-quality sites
2. Create High-Quality, SEO-Optimized Content
✅ Write in-depth, valuable blog posts
✅ Optimize with long-tail keywords & LSI terms
✅ Keep content fresh & updated
3. Improve Website Speed & Mobile Usability
✅ Use a fast hosting provider
✅ Optimize images & reduce page load time
✅ Ensure a mobile-friendly design
4. Fix Broken Links & Improve Internal Linking
✅ Check for broken links & fix them
✅ Use internal linking to pass link juice to other pages
✅ Avoid orphan pages (pages with no internal links)
5. Reduce Spam Score & Disavow Bad Links
✅ Use Moz Spam Score Checker to find bad links
✅ Remove toxic backlinks using Google’s Disavow Tool
Final Thoughts
Domain Authority (DA) is a powerful SEO metric that helps determine website credibility & ranking potential. Using the best free DA checker tools, you can track, analyze, and improve your DA score.
💡 Want to increase your DA?
✔ Get high-quality backlinks
✔ Optimize your content & technical SEO
✔ Regularly check & remove spammy backlinks
🚀 Higher DA = Higher Google Rankings & More Traffic!