How to Boost Domain Authority: 9 Ways

Domain Authority doesn’t move because you want it to. It moves when your link profile gives Moz’s model a reason to trust your site more than it did last month.

On this page

1. What Domain Authority Actually Measures
2. Why Chasing the Number Alone Fails
3. How to Boost Domain Authority in 5 Steps
4. Clean Up Your Link Profile First
5. Earn Links That Actually Move DA
6. The Content Foundation DA Needs
7. Technical Fixes That Support Authority Growth
8. How Long It Really Takes
9. Frequently Asked Questions

In this guide, I’ll show you exactly how to boost domain authority with a realistic, prioritized plan. No shortcuts, no “buy 1,000 backlinks” nonsense — just the specific actions that actually move the number, organized by where your site is right now.

What Domain Authority Actually Measures

Domain Authority (DA) is a score from 1 to 100 developed by Moz that predicts how likely a website is to rank in search results. Since the DA 2.0 update, it’s calculated by a machine learning model trained against real Google rankings.

The model weighs several signals from Moz’s link index:

• Linking root domains — how many unique websites link to you (matters more than total link count)
• Total links — the raw number of inbound links
• Spam patterns — whether your link profile looks natural or manipulated
• Link quality distribution — whether your links come from strong or weak sites

Two properties of DA matter more than the definition itself. First, the scale is logarithmic. Going from DA 15 to DA 25 takes a fraction of the effort of going from DA 65 to DA 75. Each step up requires exponentially more link authority.

You can check any site’s Domain Authority for free with our website authority checker. New to the metric? Start with our honest guide to what Domain Authority actually is.

Second, DA is relative. Your score depends on how other sites in Moz’s index are doing. If strong sites gain links faster than you, your DA can drop even if you earned new links. This is why DA sometimes falls for no apparent reason — the index shifted around you.

And the most important thing to understand: Google does not use Domain Authority. It’s Moz’s estimate, not a Google ranking factor. DA correlates with rankings because strong link profiles cause both — but raising your DA score alone doesn’t cause Google to rank you higher, as our 70-result study shows. You raise DA by doing the things that also help Google rankings: earning quality links, building real content, and maintaining a clean site.

Why Chasing the Number Alone Fails

Most guides tell you to “build high-quality backlinks” and stop there. That’s like telling someone to “make more money” without explaining how. The advice isn’t wrong — it’s useless without specifics.

Here’s what actually goes wrong when people chase DA as a target:

They buy links. Paid link packages inflate DA temporarily because Moz’s model sees new linking domains. But Google’s spam systems see the same patterns. When those links get discounted — and they will — DA collapses back down, sometimes lower than where you started. Worse, you may earn a manual penalty.

They ignore relevance. A DA 70 casino site linking to your accounting blog passes less ranking value than a DA 30 accounting site would. Moz’s model counts the link; Google’s algorithm weighs whether it makes sense. Chasing raw DA numbers without relevance builds a score that doesn’t translate to traffic.

They check DA daily. Moz updates its index roughly monthly. Checking your score every morning is like weighing yourself every hour while dieting — the noise will drive you crazy and the signal moves too slowly to see. Check monthly with a free domain authority checker. Track the trend, not the daily number.

The right way to think about DA: it’s a lagging indicator of link-building work, not a lever you pull directly. You don’t “increase DA.” You earn links from real sites, and DA follows — usually 1 to 3 months behind your actual work.

How to Boost Domain Authority in 5 Steps

1. Clean up your link profile — disavow toxic links dragging your score down.
2. Earn high-authority links — digital PR, original research, and strategic guest posting move DA fastest.
3. Build a content foundation — publish linkable assets that naturally attract backlinks.
4. Fix technical issues — site speed, mobile usability, and crawlability support authority growth.
5. Be patient — DA updates take weeks to months; focus on the process, not the number.

Clean Up Your Link Profile First

Before building new links, remove what’s dragging you down. A link profile full of spam actively suppresses your DA because Moz’s model penalizes manipulative patterns.

Here’s the cleanup process:

Step 1: Audit your backlinks. Use Google Search Console (free, under Links) or a tool like Ahrefs to export your full backlink list. Sort by the linking domain’s authority — the lowest-quality domains are your suspects.

Step 2: Identify toxic links. Look for these patterns: links from sites in unrelated languages, domains with thousands of outbound links, obvious link farm layouts (thin content stuffed with outbound links), sitewide footer links you didn’t earn, and links with over-optimized exact-match anchor text from low-quality sites. Our guide to toxic backlinks covers the full checklist.

Step 3: Try removal first. For the worst offenders, contact the site owner and request removal. This works less often than you’d hope, but it’s worth trying for a handful of truly damaging links.

Step 4: Disavow what remains. Use Google’s Disavow Tool for links you can’t get removed. Be conservative — only disavow clearly manipulative links. Disavowing legitimate links hurts you. Upload a .txt file with one URL or domain per line (use domain:spamsite.com to disavow an entire domain).

Step 5: Wait. Disavowals take weeks to process. Don’t expect DA to jump the next day. But a cleaner profile means every new link you earn from here carries more weight — you’re no longer diluting good links with bad ones.

Earn Links That Actually Move DA

Not all links move DA equally. A link from a DA 80 site with real traffic moves the needle far more than ten links from DA 15 blogs nobody reads. Here’s how to prioritize, ordered by impact per unit of effort:

Digital PR and journalist outreach

Respond to journalist queries on platforms like Connectively (formerly HARO). When a reporter quotes you, you typically earn a link from a news site with DA 70+. One such link can outweigh months of guest posting. The catch: you need genuine expertise and fast response times. Set up alerts for queries in your niche and reply within hours, not days.

Original data and research

Publish something no one else has: a survey, a data analysis, an industry benchmark. Journalists and bloggers link to original data because it makes their content better. A single well-promoted study can earn dozens of links over its lifetime. This is the highest-leverage link building most small sites never attempt.

Strategic guest posting

Write for real publications in your niche — sites with actual audiences, not “write for us” link farms. One guest post on a relevant DA 50 site beats ten posts on DA 20 content mills. Vet every opportunity: check the site’s traffic, read their recent articles, and confirm they have real readers. If the site exists mainly to sell guest posts, skip it.

Broken link building

Find dead links on relevant sites, create replacement content, and pitch it to the site owner. The conversion rate is low (typically 5-10%), but the links are editorial and relevant — exactly what moves DA. Use a broken link checker to find opportunities at scale.

Resource page outreach

Many niches have curated resource pages linking to the best tools, guides, and references. If your content genuinely belongs on such a page, a polite pitch often works. These pages exist to link out, so the barrier is lower than cold outreach to bloggers.

What to skip: directory submissions to generic directories, blog comment links, forum signature links, and any “DA 50+ guaranteed” paid service. These either don’t move DA or actively risk penalties.

The Content Foundation DA Needs

Links point to pages. If your pages aren’t worth linking to, outreach becomes begging. Before scaling link building, make sure you have linkable assets — content types that naturally attract links:

• Definitive guides — the most thorough resource on a specific topic in your niche (like this one aims to be for DA)
• Free tools — even a simple calculator or checker earns links for years with zero maintenance
• Original research — surveys, experiments, data analysis
• Visual resources — infographics, diagrams, and charts that others embed with attribution
• Curated lists — “best of” collections that get shared and referenced

You don’t need all five. One strong asset outperforms five mediocre blog posts. Pick the format that fits your strengths and your audience’s needs, then promote it relentlessly for 90 days before judging results.

To understand what makes content earn links versus what gets ignored, read our breakdown of what backlinks are and how they work — it covers the link-earning mindset most guides skip.

Technical Fixes That Support Authority Growth

Technical SEO doesn’t directly raise DA, but technical problems can suppress the gains from your link building. Fix these before they waste your effort — start with a free SEO audit to surface the biggest issues:

Site speed. Slow sites earn fewer links because journalists and bloggers won’t reference a page that takes eight seconds to load. Aim for under 3 seconds on mobile. Compress images, minimize render-blocking resources, and use caching.

Mobile usability. Most link prospects will check your site on their phone before linking. If it’s broken on mobile, you lose the link. Test every key page on a real device, not just in a simulator.

HTTPS. Non-HTTPS sites look untrustworthy in 2026. No one links to a site their browser flags as “not secure.” This is table stakes.

Crawlability. If search engines can’t crawl your best content, it won’t rank, won’t get discovered, and won’t earn links. Check Google Search Console for crawl errors and fix them. Make sure your linkable assets aren’t buried four clicks deep or blocked by robots.txt.

Orphan pages. Pages with no internal links pointing to them are invisible to both crawlers and visitors. Every important page should be reachable within three clicks from your homepage, with descriptive internal anchor text.

How Long It Really Takes

Honest timelines, because most guides won’t give you one:

DA 1–20: 3–6 months of consistent work. At this range, DA moves fast because the logarithmic scale favors beginners. A handful of decent links can jump you from DA 8 to DA 18. This is the easiest phase — don’t waste it.

DA 20–40: 6–12 months. Progress slows noticeably. You need links from DA 30+ sites regularly, not just directory submissions. This is where most sites stall because they keep using beginner tactics.

DA 40–60: 12–24 months. Every point is earned. You need digital PR, original research, or sustained guest posting on strong sites. Tactics that worked at DA 25 stop working here.

DA 60+: Years. At this level, you’re competing with established brands. DA gains come from brand-level authority: press coverage, industry leadership, and content that the whole niche references.

These are estimates, not guarantees. A viral study can compress the timeline; a Google penalty can reset it. But if someone promises to take you from DA 10 to DA 50 in 30 days, they’re selling links that will eventually hurt you.

To track whether your efforts are working, learn how to check your backlink profile properly — watching referring domain growth is more useful than watching DA alone.

Frequently Asked Questions

Can I increase my domain authority quickly?

You can move from DA 1–20 relatively quickly (3–6 months) because the logarithmic scale favors new sites. But there’s no legitimate way to jump from DA 15 to DA 50 in weeks. Anyone promising that is selling manipulative links that risk penalties. Sustainable DA growth is measured in months, not days.

Does Google use Domain Authority for rankings?

No. Google has repeatedly confirmed it doesn’t use DA or any third-party metric. DA is Moz’s prediction of ranking ability based on link data — useful for comparison and tracking, but not a direct ranking factor. Focus on earning quality links and Google rankings will follow whether or not you watch the DA number.

What is a good Domain Authority score?

It depends entirely on your competition. In a low-competition niche, DA 30 can dominate. In finance or health, you might need DA 60+ to compete on page one. The useful question isn’t “what’s a good DA” but “what DA do the sites outranking me have?” Beat their link profiles and rankings follow.

Why did my Domain Authority drop?

Three common reasons: Moz updated its index (your links didn’t change, but the index did), you lost significant backlinks (check for lost links), or competitors gained links faster than you (DA is relative). A small drop of 1–3 points is usually index noise. A large drop warrants a backlink audit.

Do nofollow links help Domain Authority?

Moz’s DA model primarily counts followed links, so nofollow links have limited direct impact on the score. But they still drive traffic, build brand awareness, and often lead to followed links later. A natural profile includes both — don’t chase only dofollow links.