{"id":2545,"date":"2025-07-02T14:28:23","date_gmt":"2025-07-02T14:28:23","guid":{"rendered":"https:\/\/crowdo.net\/blog\/?p=2545"},"modified":"2025-07-03T14:37:58","modified_gmt":"2025-07-03T14:37:58","slug":"how-ahrefs-counts-links-referring-domains","status":"publish","type":"post","link":"https:\/\/crowdo.net\/blog\/how-ahrefs-counts-links-referring-domains\/","title":{"rendered":"How Ahrefs Counts Links and Domains: What SEOs Need to Know"},"content":{"rendered":"\n<p>In 2025, Ahrefs remains a cornerstone of SEO analysis. But as AI-generated search reshapes the landscape, understanding how Ahrefs measures links and domains isn\u2019t just technical hygiene \u2014 it\u2019s strategic survival. With more SEOs optimizing for both traditional SERPs and AI responses, backlink data informs everything from outreach targeting to visibility modeling in <strong>Generative Link Presence<\/strong>.<\/p>\n\n\n\n<p>So how exactly does Ahrefs count links and domains? What makes a referring domain count? And how can you trust the metrics you&#8217;re using to justify strategy and report ROI?<\/p>\n\n\n\n<p>Let\u2019s dive deep.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why This Matters in 2025<\/strong><\/h2>\n\n\n\n<p>Backlinks remain one of Google\u2019s strongest ranking signals \u2014 but in a GEO-first world, they do more than impact position. They shape whether your brand appears in AI-generated answers. This is known as your <strong>Answer Equity<\/strong> \u2014 the likelihood your brand will be referenced by large language models (LLMs) across generative surfaces like ChatGPT, Gemini, and Perplexity.<\/p>\n\n\n\n<p>And much of that equity is derived from visibility in authoritative domains \u2014 the kind Ahrefs helps you track.<\/p>\n\n\n\n<p>\u201cBacklink data is only as good as its source. If you don\u2019t know how a tool counts, you don\u2019t know what it means,\u201d \u2014 <em>Kevin Indig<\/em>, growth advisor and ex-SEO Director at Shopify.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How Ahrefs Defines and Counts Links<\/strong><\/h2>\n\n\n\n<p>Ahrefs defines a <strong>backlink<\/strong> as any crawlable HTML &lt;a href=&#8221;&#8221;&gt; link from one site to another. It does <strong>not<\/strong> count:<\/p>\n\n\n\n<ul>\n<li>JavaScript-triggered links,<br><\/li>\n\n\n\n<li>iframe or image-based links,<br><\/li>\n\n\n\n<li>Or links in blocked sections (e.g., behind login walls or disallowed by robots.txt).<br><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Link Types Ahrefs Tracks:<\/strong><\/h3>\n\n\n\n<ul>\n<li>Dofollow and nofollow links (both shown, clearly labeled)<br><\/li>\n\n\n\n<li>Contextual editorial links<br><\/li>\n\n\n\n<li>Links in footers, headers, and sidebars (though they\u2019re deprioritized)<br><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Referring Domains vs. Total Backlinks<\/strong><\/h2>\n\n\n\n<p>This is where many SEOs get tripped up.<\/p>\n\n\n\n<p>Ahrefs distinguishes between:<\/p>\n\n\n\n<ul>\n<li><strong>Backlinks<\/strong> = total number of individual links (even if they\u2019re from the same domain)<br><\/li>\n\n\n\n<li><strong>Referring Domains<\/strong> = number of unique domains linking to you<br><\/li>\n<\/ul>\n\n\n\n<p>So if example.com links to you 50 times, that\u2019s:<\/p>\n\n\n\n<ul>\n<li>50 backlinks,<br><\/li>\n\n\n\n<li>But <strong>only 1 referring domain<\/strong>.<br><\/li>\n<\/ul>\n\n\n\n<p>This matters because domain diversity is far more influential than sheer volume \u2014 especially for building durable authority and visibility in <strong>GEO-native<\/strong> environments.<\/p>\n\n\n\n<p>Pro tip:<a href=\"https:\/\/crowdo.net\/link-building-services\"> Use this guide<\/a> to understand how to diversify your link profile efficiently.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>The AhrefsBot &amp; Index Scale<\/strong><\/h2>\n\n\n\n<p>Ahrefs runs its own crawler \u2014 <strong>AhrefsBot<\/strong> \u2014 which crawls more than <strong>8 billion pages per day<\/strong> as of 2025. It:<\/p>\n\n\n\n<ul>\n<li>Focuses on HTML-rendered content (not full JS like Googlebot)<br><\/li>\n\n\n\n<li>Prioritizes freshness and authority<br><\/li>\n\n\n\n<li>Regularly prunes expired, noindexed, or inaccessible links<br><\/li>\n<\/ul>\n\n\n\n<p>While Ahrefs doesn\u2019t assign &#8220;link juice&#8221; like Google, it mirrors the logic by:<\/p>\n\n\n\n<ul>\n<li>Scoring links by page-level and domain-level authority (UR and DR)<br><\/li>\n\n\n\n<li>Prioritizing links from stable, high-quality domains<br><\/li>\n<\/ul>\n\n\n\n<p>Ahrefs also excludes spammy, expired, or \u201clow-signal\u201d links from reporting \u2014 improving trust in its backlink data.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What Is Domain Rating (DR)?<\/strong><\/h2>\n\n\n\n<p><strong>Domain Rating (DR)<\/strong> is a 0\u2013100 metric that measures the overall backlink strength of a domain.<\/p>\n\n\n\n<p>Key characteristics:<\/p>\n\n\n\n<ul>\n<li>Based on quantity and quality of <strong>referring domains<\/strong><strong><br><\/strong><\/li>\n\n\n\n<li>Uses a logarithmic scale (going from DR 60 to 70 is 10x harder than 30 to 40)<br><\/li>\n\n\n\n<li>Penalizes domains that link out excessively<br><\/li>\n\n\n\n<li>Devalues spammy or manipulative linking patterns<br><\/li>\n<\/ul>\n\n\n\n<p>\u201cDR is a directional indicator. I never treat it as absolute \u2014 but it&#8217;s incredibly helpful when filtering link prospects,\u201d \u2014 <em>Nathan Gotch<\/em>, GotchSEO.<\/p>\n\n\n\n<p>Related:<a href=\"https:\/\/crowdo.net\/foundation-package\"> Crowdo\u2019s Foundation Package<\/a> is optimized for building DR-relevant links.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What About URL Rating (UR)?<\/strong><\/h2>\n\n\n\n<p><strong>UR<\/strong> applies to individual pages rather than whole domains. It\u2019s a snapshot of that URL\u2019s link profile \u2014 great for:<\/p>\n\n\n\n<ul>\n<li>Blog posts<br><\/li>\n\n\n\n<li>Product landing pages<br><\/li>\n\n\n\n<li>Linkable assets (e.g. statistics or research)<br><\/li>\n<\/ul>\n\n\n\n<p>UR is strongly influenced by:<\/p>\n\n\n\n<ul>\n<li>Number of internal and external backlinks<br><\/li>\n\n\n\n<li>Referring domain authority<br><\/li>\n\n\n\n<li>Crawled freshness<br><\/li>\n<\/ul>\n\n\n\n<p>In general:<\/p>\n\n\n\n<ul>\n<li>DR is used to evaluate a <em>site<\/em><em><br><\/em><\/li>\n\n\n\n<li>UR is used to evaluate a <em>page<\/em><em><br><\/em><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Case Study: Ahrefs\u2019 SEO Statistics Page<\/strong><\/h2>\n\n\n\n<p>Ahrefs&#8217; own SEO Statistics page has become one of the most-linked SEO pages online. Why?<\/p>\n\n\n\n<ul>\n<li>Timely topic with evergreen search demand<br><\/li>\n\n\n\n<li>Structured layout optimized for citations<br><\/li>\n\n\n\n<li>Promoted via outreach (515 emails = 36 links from 32 domains)<br><\/li>\n<\/ul>\n\n\n\n<p>Result?<\/p>\n\n\n\n<ul>\n<li>Over <strong>1,700 referring domains<\/strong><strong><br><\/strong><\/li>\n\n\n\n<li>Inclusion in top AI summaries, including Gemini and Perplexity<br><\/li>\n<\/ul>\n\n\n\n<p><strong>Lesson for SEOs<\/strong>: One piece of content, well-distributed, can elevate your <strong>Generative Link Presence<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Common Misunderstandings<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Myth<\/strong><\/td><td><strong>Reality<\/strong><\/td><\/tr><tr><td>10K backlinks = strong domain<\/td><td>Not if they come from 20 domains<\/td><\/tr><tr><td>DR is like PageRank<\/td><td>DR is based on a proprietary Ahrefs formula, not Google signals<\/td><\/tr><tr><td>Nofollow links don\u2019t count<\/td><td>They do \u2014 especially for visibility tracking and brand mentions<\/td><\/tr><tr><td>All links are equal<\/td><td>Editorial + contextual + domain-relevant links carry far more value<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Tools You Should Be Using<\/strong><\/h2>\n\n\n\n<p>Ahrefs has introduced powerful backlink features in 2024\u20132025:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Tool<\/strong><\/td><td><strong>Purpose<\/strong><\/td><\/tr><tr><td><strong>Best Links Report<\/strong><\/td><td>See your most influential referring domains<\/td><\/tr><tr><td><strong>Backlink Calendar<\/strong><\/td><td>Track backlink acquisition velocity over time<\/td><\/tr><tr><td><strong>Lost Links Report<\/strong><\/td><td>Detect dropped or decayed domains<\/td><\/tr><tr><td><strong>DR\/UR Filters<\/strong><\/td><td>Segment by authority to identify valuable relationships<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Use these in tandem to surface weak spots in your backlink strategy.<\/p>\n\n\n\n<p>You can learn more in this<a href=\"https:\/\/crowdo.net\/custom-seo-strategy\"> guide to custom SEO strategies<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Expert Commentary<\/strong><\/h2>\n\n\n\n<p>\u201cA DR 20 site with great UX and intent matching can outrank DR 80 sites. Links matter \u2014 but context matters more.\u201d<br>\u2014 <em>Marie Haynes<\/em>, SEO Consultant<\/p>\n\n\n\n<p>\u201cAhrefs is consistent. But don\u2019t get DR-blinded. Use it to shortlist, not finalize.\u201d<br>\u2014 <em>Craig Campbell<\/em>, SEO YouTuber<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Action Plan: What SEOs Should Do Now<\/strong><\/h2>\n\n\n\n<p><strong>1. Break Down Link Reports<br><\/strong> Don\u2019t just tell clients \u201cYou got 10K links.\u201d Show:<\/p>\n\n\n\n<ul>\n<li>How many are from new domains<br><\/li>\n\n\n\n<li>Which ones are still live<br><\/li>\n\n\n\n<li>Which ones boosted UR\/DR<br><\/li>\n<\/ul>\n\n\n\n<p><strong>2. Focus on Domain Diversity<br><\/strong> A DR 60 site with 300 domains is stronger than a DR 70 with 20.<\/p>\n\n\n\n<p><strong>3. Align With GEO Strategy<br><\/strong> Use anchor text like \u201cWhat is [brand]?\u201d or \u201cBest SEO tools in 2025\u201d to feed AI surfaces.<br>This supports <strong>prompt-aware visibility<\/strong> and <strong>Answer Equity<\/strong>.<\/p>\n\n\n\n<p><strong>4. Monitor With Ahrefs + Generative Tools<br><\/strong> Track mentions in:<\/p>\n\n\n\n<ul>\n<li>Perplexity (check citations)<br><\/li>\n\n\n\n<li>ChatGPT (Web browsing model)<br><\/li>\n\n\n\n<li>Glasp or Similarweb (for citation loops)<br><\/li>\n<\/ul>\n\n\n\n<p><strong>5. Combine With <\/strong><a href=\"https:\/\/crowdo.net\/outreach\"><strong>Outreach<br><\/strong><\/a> Launch structured campaigns using high-authority link placements.<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ahrefs + GEO = The New Normal<\/strong><\/h2>\n\n\n\n<p>Traditional link building still works \u2014 but it\u2019s no longer enough.<br>In 2025, visibility means being seen <em>and<\/em> cited.<\/p>\n\n\n\n<p>Ahrefs helps you monitor that foundation \u2014 but SEO pros must now think about how links feed into LLM training loops, how structured data supports inclusion, and how <strong>referring domain diversity<\/strong> maps to <em>real<\/em> brand visibility.<\/p>\n\n\n\n<p>Want to test this?<br>Search your brand in Perplexity.<br>If you\u2019re not there \u2014 start fixing it.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Final Checklist<\/strong><\/h2>\n\n\n\n<ul>\n<li>Track referring domains, not just backlinks<br><\/li>\n\n\n\n<li>Correlate DR\/UR with actual traffic in GSC<br><\/li>\n\n\n\n<li>Identify link velocity drops via Backlink Calendar<br><\/li>\n\n\n\n<li>Build links on diverse surfaces (forums, blogs, citations)<br><\/li>\n\n\n\n<li>Use Ahrefs to model both SEO and <strong>GEO visibility<\/strong><strong><br><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>In this data-driven deep dive, we explore how Ahrefs counts backlinks and referring domains, what the key metrics really mean, and how SEOs can...<\/p>","protected":false},"author":3,"featured_media":2546,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[16],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/posts\/2545"}],"collection":[{"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/comments?post=2545"}],"version-history":[{"count":1,"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/posts\/2545\/revisions"}],"predecessor-version":[{"id":2547,"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/posts\/2545\/revisions\/2547"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/media\/2546"}],"wp:attachment":[{"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/media?parent=2545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/categories?post=2545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/crowdo.net\/blog\/wp-json\/wp\/v2\/tags?post=2545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}