Types of Links: Dofollow vs Nofollow

Link building is one of the most misunderstood but powerful elements of SEO. To grasp it properly, you need to know the two main categories of links that shape how search engines treat your website: dofollow and nofollow. Let’s dig into what they mean, how they work, and why the distinction matters.

What is a Dofollow Link?

A dofollow link is the default type of hyperlink on the web. Whenever you place a link on your website without modifying it, search engines such as Google interpret it as a signal of endorsement.

• Mechanism: A dofollow link passes on PageRank (also called link juice) to the destination site. PageRank is Google’s original method of evaluating the importance of a webpage by counting and weighing the quality of links pointing to it.
  
• Impact: When a website with authority links to another via a dofollow link, it can directly improve the linked page’s ranking potential.
  

Example in HTML:

<a href=”https://example.com”>Example Website</a>

•  (No additional attributes = dofollow by default.)
  

What is a Nofollow Link?

The nofollow attribute was introduced by Google in 2005 to fight spam (mainly comment spam and manipulative link building).

• Mechanism: A nofollow link tells search engine crawlers: “Don’t follow this link or pass authority to the destination.”
  
• Impact: It doesn’t directly contribute to PageRank, although Google has since clarified that it may use nofollow links as “hints” rather than strict directives.
  

Example in HTML:

<a href=”https://example.com” rel=”nofollow”>Example Website</a>

• Purpose: Commonly applied to user-generated content, sponsored posts, or any links that you don’t fully vouch for.
  

SEO Value of Dofollow vs Nofollow

• Dofollow links are the backbone of SEO. They influence rankings, authority, and trust. High-quality backlinks remain one of the strongest ranking factors.
  
• Nofollow links don’t usually transfer authority, but they still have SEO value:
  
  • They drive referral traffic.
    
  • They diversify your link profile, making it appear natural.
    
  • They can signal brand mentions and relevance.
    
  • Google sometimes interprets them as hints, especially after 2019, when it changed the rules.

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When to Use Dofollow and Nofollow

• Dofollow:
  
  • When linking to authoritative resources you want to endorse.
    
  • Internal links across your own site (these help with site structure and crawling).
    
• Nofollow:
  
  • Paid links or sponsored content (required by Google’s guidelines).
    
  • Comment sections, forums, or user-generated content (to prevent spam abuse).
    
  • When you don’t want to transfer SEO value to an external page (for example, competitors).
    

The Evolution: Beyond Nofollow

In 2019, Google introduced two new attributes alongside rel=”nofollow”:

• rel=”sponsored” → for paid or affiliate links.
  
• rel=”ugc” → for user-generated content like forums or comments.
  

This shift made link attributes more precise and gave Google extra signals about the nature of a link. Importantly, Google now treats these attributes as “hints” rather than hard rules.

Practical Implications for SEO Strategy

• A healthy backlink profile should contain both dofollow and nofollow links.
  
• A site with only dofollow backlinks looks suspicious to search engines (like manipulation).
  
• High-quality dofollow links from authoritative sites (think .gov, .edu, or trusted media) carry massive SEO weight.
  
• Nofollow links on big platforms (Wikipedia, Reddit, Quora) won’t boost your PageRank directly, but they build visibility, trust, and potential for natural backlinks.
  

Common Misconceptions

• Myth: Nofollow links are worthless.
  Reality: They may not pass PageRank in the traditional sense, but they drive real-world benefits (traffic, brand awareness, indirect link building).
  
• Myth: You can control PageRank flow by selectively nofollowing internal links (PageRank sculpting).
  Reality: Google largely ignores this tactic since it redistributes PageRank in other ways.
  

Conclusion

• Dofollow links = endorsements that pass authority, crucial for ranking.
  
• Nofollow links = protective or neutral links, valuable for traffic and trust but with limited direct ranking power.
  
• Modern SEO requires a natural blend of both, plus strategic use of new attributes (sponsored, ugc).
  

In practice, your goal should always be earning high-quality dofollow backlinks, while using nofollow (and related attributes) responsibly to stay within search engine guidelines.

FAQ: Dofollow vs Nofollow Links