How does domain authority affect ranking?

Higher domain authority (DA) often correlates with better Google rankings. DA is a score from 0-100 developed by Moz that predicts how well a website will rank on search engine result pages.

Free Backlink Checker Tool | Analyze Domain Authority & Spam Score

Analyze Website Backlinks

Estimated Data — Based on public signals

Please enter a valid domain name.

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Domain Authority

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Spam Score

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Total Backlinks

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Referring Domains

Link Profile Quality —

Sample Backlink Sources

What is a Backlink Checker & Why Use It?

🔍 What It Does

A backlink checker scans any website and reveals external links pointing to it. Our tool shows Domain Authority (DA), Spam Score, total backlinks, and referring domains — key metrics Google uses when ranking pages. Ideal for auditing your site or analyzing competitors.

⚡ Why You Need It

Backlinks are one of Google's top 3 ranking factors. Spammy or low-quality links can trigger penalties. Regularly checking your backlink profile helps you disavow toxic links, find new opportunities, and track SEO progress.

🛡️ Free & No Signup

Unlike other SEO tools, we require no registration and store no queries. Analyze unlimited domains instantly at no cost — the same powerful insight, 100% free and accessible to everyone.

Backlink SEO Strategies (2026 Guide)

🔗 Quality Backlinks

Focus on high-DA sites. Use our SEO tools guide to find opportunities.

📉 Spam Score Control

Keep spam score below 5%. Read our blog on link penalties to learn more.

🧠 Domain Authority

Improve DA with consistent content. Try our meta tag generator.

📊 Link Diversity

Get links from blogs, news, and directories. Check all free SEO tools.

❓ Frequently Asked Questions

What is a backlink checker tool?

A backlink checker analyzes links pointing to any website, showing authority, spam score, and referring domains to help you make better SEO decisions.

How does domain authority affect Google ranking?

Higher DA often correlates with better Google rankings. DA is a predictive score (0–100) developed by Moz. Use our SEO resources to learn how to improve it.

Is this backlink checker really free?

Yes — 100% free, no signup, no limits. We also offer a free meta tag generator and many other SEO tools.

What is a good spam score for a website?

A spam score below 5% is considered healthy. Scores between 6–30% are medium risk and deserve attention. Scores above 30% are high risk and may require disavowing toxic links via Google Search Console.

What is the difference between dofollow and nofollow links?

Dofollow links pass "link equity" (SEO value) from the linking site to yours, directly helping your rankings. Nofollow links include a tag telling search engines not to pass equity. Both contribute to a natural link profile.