Free SEO tool

Domain Authority Checker

100% freeNo sign-upNo API keyInstant results

Get a transparent 1-100 authority score for any website, built from global traffic rank, independent Wikipedia citations, domain history and security signals.

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What we check

What this tool checks

Every result comes with a clear explanation and a prioritised fix, so you know exactly what to do next.

Global traffic rank

Position in the Tranco list of the top 1 million websites, a research-grade ranking.

Independent citations

How many times Wikipedia articles link to the domain, a strong trust and entity signal.

History and age

How long the domain has been registered.

Security

Whether the site is served securely over HTTPS.

Momentum

Whether the site’s global rank is rising or falling over 30 days.

Compare sites

Check competitors to see where you stand.

How it works

Three steps to better results

No account, no API key and no limits. Just enter your details and get answers in seconds.

01

Enter a domain

Your own site or a competitor’s.

02

See the breakdown

Each part of the score is shown with its maximum.

03

Grow it

Follow the suggestions to earn more trust signals.

FAQ

Frequently asked questions

Quick answers about the Domain Authority Checker.

Still have a question?

Email us and a real person replies within one business day.

What is domain authority?

A score that predicts how strong and trusted a website is in search. Moz popularised the term, and each SEO tool calculates its own version.

No. Moz DA and Ahrefs DR use private backlink indexes. Our SEO Return Authority Score uses public data (traffic rank, Wikipedia citations, age and security) and shows every part of the calculation, so numbers will differ.

It is relative. Compare yourself with the sites ranking for your keywords. As a rough guide, under 25 is low, 25-45 is moderate, 45-70 is strong and above 70 is a major brand.

Earn editorial links and mentions from relevant sites, publish content others want to cite (original data, tools, guides), grow real traffic and keep your brand details consistent across the web.

Google does not use third-party scores like DA. It does use similar underlying signals, such as links, popularity and trust, which is why these scores are useful for comparison.

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