What is Domain Authority and who created it?

Domain Authority (DA) is a score from 0 to 100 developed by Moz that predicts how likely a website is to rank in search engine results. A higher score indicates stronger ranking potential. Similar metrics include Domain Rating (DR) from Ahrefs and Authority Score from Semrush, each calculated differently but measuring the same core concept: the strength and quality of a site's backlink profile.

Does Google use Domain Authority as a ranking factor?

No. Domain Authority is a third-party metric created by Moz, not by Google. Google has never confirmed using DA in its ranking algorithm. However, the underlying factors DA measures — quality and quantity of backlinks — do influence Google rankings. DA is best used as a competitive benchmark, not a direct indicator of Google performance.

How long does it take to improve Domain Authority?

Improving DA is measured in months, not weeks. Building a meaningful number of quality backlinks from diverse, authoritative domains takes consistent effort over time. Most sites see noticeable DA movement after 3 to 6 months of active link building. Quick wins include directory submissions, which can add a significant number of new referring domains in a short period.

What is the fastest way to increase Domain Authority?

The fastest legitimate way to raise DA is to increase the number of unique, high-authority domains linking to your site. Directory submissions are one of the most efficient methods: a single campaign can add 30 to 100 new referring domains quickly. Combine this with guest posting, original research worth citing, and a clean internal link structure for sustained growth.

February 20, 2026·3 min read·Janu

Domain Authority Explained: What It Is and How to Improve It

Domain Authority is one of the most misunderstood metrics in SEO. Here's what it actually measures, why it matters, and the most reliable ways to move the number up.

Domain Authority (DA) is a score developed by Moz that predicts how well a website will rank in search engine results. It's scored on a scale from 1 to 100. The higher the score, the greater the potential to rank.

Similar metrics exist from other tools: Ahrefs calls it Domain Rating (DR), and Semrush has its own Authority Score. They differ in methodology but measure the same fundamental thing: the quality and quantity of backlinks pointing to your site.

What DA Actually Measures

DA is calculated using multiple factors, but it's primarily driven by:

The number of unique domains linking to your site. More referring domains is almost always better than more raw links from fewer sites.
The authority of those linking domains. A single link from a DR 80 site is worth more than 100 links from DR 10 sites.
The anchor text distribution. Natural variation across branded, generic, and keyword anchors signals healthy link building.

Why DA Matters (and Why It Doesn't)

DA is not a Google metric. Google has never confirmed using it, and you can rank well with a low DA if your content and on-page signals are strong enough.

That said, DA is a useful proxy. Sites with high DA tend to have strong backlink profiles, and strong backlink profiles tend to rank. It's a useful sanity check and competitive benchmark. Just don't chase the number for its own sake.

How to Actually Improve Your Domain Authority

1. Earn Links from High-Authority Sites

This is the most direct path to improving DA. One link from a high-authority domain can move the needle more than dozens of low-quality links. Focus on:

Guest posting on respected industry publications
Building tools, research, or data that others will cite
Getting listed on authoritative directories in your space

2. Diversify Your Referring Domain Count

A site with 500 links from 500 different domains will outrank a site with 500 links from just 5 domains. Work on building breadth. Each new referring domain contributes more than an additional link from a domain that already links to you.

3. Fix Internal Link Structure

Internal links pass authority between pages. Make sure your most important pages are well-linked from the rest of your site. Deep pages that aren't internally linked are often "orphaned" and don't benefit from the authority your domain has built.

4. Remove or Disavow Toxic Links

Spammy backlinks can drag your profile down. Use Google Search Console's disavow tool sparingly and only for links you're confident are harmful. Never disavow links simply because they have a low DA.

5. Publish Content Worth Linking To

Ultimately, links are earned by creating things people want to reference. Long-form guides, original research, interactive tools, and well-designed data visualizations consistently attract backlinks over time.

The Timeline

Improving DA is a slow process. Expect to measure in months, not weeks. A consistent strategy of building quality backlinks and publishing good content will move the needle. Patience is part of the game.

If you're starting from zero or trying to accelerate the early stages, directory submissions are one of the fastest ways to build a diverse backlink profile quickly. That's exactly what we help with at Effortless Backlinks.