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Free Bulk SEO Tool

Bulk DA PA Checker
Check 20 Domains at Once

Check Domain Authority (DA) and Page Authority (PA) for up to 20 URLs simultaneously. The fastest free bulk DA PA checker — used by SEO agencies, link builders, and content marketers worldwide.

🔢 Bulk 20 URLs
🛡️ DA & PA Scores
⚠️ Spam Score
🔗 Backlink Count
📋 Export CSV
🛡️

Bulk DA / PA Checker

Enter up to 20 domains or URLs — one per line — for instant bulk analysis

Domains Checked
In this batch
Avg DA Score
Batch average
Highest DA
Best in batch
High Spam Risk
Spam score > 10%
#Domain / URLDA ScorePA Score BacklinksRef. DomainsSpam %Rating
SEO Authority Guide

What Is Domain Authority (DA) and Page Authority (PA)?

Domain Authority (DA) and Page Authority (PA) are 1–100 metrics developed by Moz that predict how likely a website or specific page is to rank in Google search results. DA measures the entire domain's link authority based on the quality and quantity of backlinks pointing to it. PA measures a specific page's link authority — a page can have much higher or lower PA than the overall domain DA.

Both metrics are calculated using a machine learning algorithm trained on Google's ranking signals. They're not used by Google directly, but they're the most widely adopted third-party proxies for link authority in the SEO industry — used by agencies, publishers, and link buyers worldwide to evaluate sites before acquiring backlinks.

DA vs PA: When to Use Each Metric

  • Use DA when: evaluating whether a domain is worth building links from, prospecting for guest post publishers, or benchmarking your site's overall authority against competitors
  • Use PA when: checking the authority of a specific page that will link to you (a high-DA site can have low-PA resource pages), or evaluating the strength of a specific landing page
  • Use both together: the ideal backlink comes from a page with both high DA (strong domain) and high PA (authoritative specific page) — these compound each other's impact on the linked page

DA Score Interpretation for Link Building Decisions

  • DA 1–20: New or low-authority sites. Links provide minimal ranking impact. Only pursue if highly niche-relevant or for referral traffic.
  • DA 21–35: Developing sites. Useful for foundational link building. Good value at lower price points.
  • DA 36–50: Solid authority. Strong impact on rankings. The sweet spot for most link building campaigns by volume.
  • DA 51–65: High authority. Significant ranking boost per link. Worth higher investment for competitive keywords.
  • DA 66+: Premium authority. Major publications, industry leaders. Maximum impact — prioritize these for your most competitive target pages.

Why DA Alone Isn't Enough — Evaluate These 4 Factors Together

  • Topical relevance: A DA 40 site in your exact niche often outperforms a DA 60 site in a different vertical
  • Spam score: Any site with 10%+ spam score should be avoided regardless of DA — the link may do more harm than good
  • Organic traffic: A DA 50 site with no organic traffic may have purchased links itself — check Ahrefs estimated traffic before acquiring
  • Link velocity: Sites with recent rapid DA increases (link schemes) will lose that DA and your link's value with it

Frequently Asked Questions

How often is DA updated? +
Moz updates Domain Authority scores monthly as their crawler re-indexes the web and recalculates the metric. Major changes in your backlink profile — gaining or losing high-authority links — will typically be reflected within 30–60 days. Moz also occasionally recalibrates the entire DA scale, which can cause scores to shift across the board without any change to your actual link profile.
Is DA 30 good enough for link building? +
For most link building campaigns, DA 30+ is a reasonable minimum threshold. Links from DA 30–50 sites in your niche provide meaningful ranking impact at affordable price points. However, if you're in a highly competitive vertical (finance, health, legal, SaaS), aim for DA 40+ as your minimum, and supplement with DA 60+ editorial placements for your primary money pages. The key is volume × quality — consistent DA 35+ links beats occasional DA 70+ links with long gaps between them.
Can I check PA for specific pages, not just domains? +
Yes — paste the full URL of the specific page (e.g. https://site.com/blog/seo-guide) rather than just the domain (site.com), and this tool will return the Page Authority for that specific URL rather than the overall domain DA. PA is particularly useful when evaluating resource pages, guest post articles, or directory listings — the specific page authority determines how much link equity passes to your linked page, not just the domain's overall DA.

Find High-DA Publishers in Your Niche

Stop manually checking DA and guessing if a site will accept your guest post. Linkscope’s marketplace shows real DA, traffic, and pricing upfront — browse and buy links from verified high-DA publishers in seconds.

 

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