Best Tools for Checking Domain Authority

If you're tracking your website's authority or evaluating backlink opportunities, you’ll need accurate tools to check Domain Authority (DA). But with several SEO platforms offering similar metrics under different names, it can be confusing to choose the right one.

In this guide, we list the best tools for checking Domain Authority, compare their features, and show how to use them effectively as part of your SEO workflow.

What Is Domain Authority?

Domain Authority is a score developed by Moz that predicts how likely a domain is to rank in search engines. It ranges from 1 to 100 and is based on:

•   Total number of links
•   Linking root domains
•   Link quality and structure
•   Moz’s proprietary scoring system

DA is not a Google ranking factor but serves as a reliable comparative metric when used correctly. See Frequently Asked Questions About DA for more background.

1. Moz Link Explorer

Key Features

•   Official tool from the creators of DA
•   Displays DA, Page Authority (PA), and Spam Score
•   Offers Link Intersect (shows who links to competitors but not to you)
•   Provides top linking domains and anchor text distribution

Pros

•   Most accurate DA score
•   Trusted brand in SEO
•   Easy to understand for beginners

Cons

•   Limited free reports
•   Crawling index smaller than Ahrefs or SEMrush

Best For: Tracking your DA and analyzing competitor domains side-by-side.

2. MozBar (Chrome Extension)

Key Features

•   Displays DA and PA instantly on SERPs
•   Highlights follow/no-follow links
•   One-click access to Moz’s Link Explorer

Pros

•   Free to use
•   Great for quick on-the-go domain checks
•   Easy overlay in Google Search results

Cons

•   Requires login
•   Shows fewer metrics than full Moz dashboard

Best For: Instant DA insights during keyword research or competitor scanning.

3. Ahrefs

Key Features

•   Uses Domain Rating (DR), a metric similar to DA
•   Tracks backlinks, referring domains, and top-performing content
•   Provides keyword insights and traffic metrics

Pros

•   Extensive backlink database
•   Updated more frequently than most tools
•   Offers valuable content gap analysis

Cons

•   DR is not the same as DA (so no official DA score)
•   Premium pricing

Best For: Advanced backlink audits and holistic SEO analysis.

4. SEMrush

Key Features

•   Offers Authority Score, an alternative to DA
•   Combines link metrics with traffic and keyword data
•   Includes toxic backlink identification

Pros

•   All-in-one SEO suite
•   Traffic, keywords, and link health in one place
•   Built-in competitive intelligence

Cons

•   Doesn’t use DA terminology
•   Heavier interface than Moz

Best For: SEO professionals who want comprehensive domain authority analysis with keyword integration.

5. Ubersuggest (by Neil Patel)

Key Features

•   Offers a Domain Score loosely modeled on DA
•   Shows backlinks, top pages, and SEO keywords
•   Offers free access with limited queries

Pros

•   Beginner-friendly dashboard
•   Affordable compared to other paid tools
•   Offers keyword suggestions

Cons

•   Metrics are less robust than Moz or Ahrefs
•   Not ideal for enterprise use

Best For: Freelancers, startups, or bloggers needing quick authority snapshots.

6. Small SEO Tools / PrePostSEO

Key Features

•   Free DA checking tools with bulk-check options
•   Typically pull data via Moz API or custom metrics
•   Allow up to 10 URLs at once

Pros

•   100% free
•   Great for bulk domain scans
•   No signup needed

Cons

•   Data accuracy can be inconsistent
•   Ad-heavy interface

Best For: Quick, non-critical checks when doing outreach or guest post research.

Tips for Using DA Tools Effectively

•   Use the same tool consistently to monitor changes
•   Don’t compare DA across tools (Moz DA ≠ Ahrefs DR ≠ SEMrush Score)
•   Pair DA data with other insights like organic traffic and keyword positions
•   Use DA as a benchmark, not an ultimate success metric
•   Avoid focusing only on high DA—evaluate relevance and context

Combine DA Insights With Deeper SEO Metrics

Tracking Domain Authority is helpful—but it’s only one piece of the puzzle. Combine it with:

•   Backlink audits
•   Keyword visibility
•   Content performance
•   Technical SEO health

You’ll find more reliable, action-ready signals when you zoom out and view DA in context.

Choose the Tool That Aligns With Your SEO Goals

Whether you’re looking for quick DA snapshots or deep authority audits, there’s a tool on this list that fits your need. The key is to use it wisely - not blindly.

Need help selecting or interpreting these tools for your business? Talk to us through our Contact page, explore our SEO Services, or check out Digital Marketing Services, for complete solutions.

For more practical guidance on building and measuring website authority, continue exploring the full Domain Authority Guide r explore SEO use cases and comparisons on our Blog