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Official statement

The changes to nofollow aim to rectify errors on sites and gain a better understanding of problematic parts of the web. Webmasters do not need to optimize or modify anything if they are already doing things correctly.
5:06
🎥 Source video

Extracted from a Google Search Central video

⏱ 29:59 💬 EN 📅 07/12/2020 ✂ 13 statements
Watch on YouTube (5:06) →
Other statements from this video 12
  1. 1:51 Nofollow : Google a-t-il vraiment activé ses changements aux dates annoncées ?
  2. 2:56 Google va-t-il enfin utiliser les liens nofollow pour accélérer la découverte de nouveaux domaines ?
  3. 3:28 Les liens nofollow peuvent-ils aider Google à détecter les sites malveillants ?
  4. 3:59 Faut-il s'attendre à un chamboulement des liens nofollow dans l'algorithme de Google ?
  5. 5:06 Les attributs rel sponsored et ugc sont-ils vraiment optionnels ou faut-il les adopter ?
  6. 6:10 Google était-il vraiment le seul moteur à traiter nofollow comme une directive absolue ?
  7. 8:51 Les données structurées générées en JavaScript sont-elles vraiment indexées par Google ?
  8. 9:11 Le rendering JavaScript retarde-t-il vraiment l'indexation des données structurées ?
  9. 9:25 Google Shopping utilise-t-il vraiment un rendu JavaScript différent de la Search classique ?
  10. 17:46 Les Core Web Vitals sont-ils vraiment les trois seules métriques qui comptent pour Google ?
  11. 17:46 Pourquoi Google impose-t-il un cycle annuel aux Core Web Vitals ?
  12. 19:23 Les sites HTML statiques sont-ils vraiment à l'abri des problèmes de Core Web Vitals ?
📅
Official statement from (5 years ago)
TL;DR

Google states that the changes to the nofollow attribute aim to fix structural errors and better identify problematic areas of the web. Webmasters who are already following best practices have no corrective action to take. However, this statement masks a significant shift: moving from a strict directive to a mere hint for Google.

What you need to understand

Why has Google changed the way nofollow works?

Historically, the nofollow attribute was a strict directive: Google would not follow links marked this way and would transfer no PageRank to them. Since this announcement, nofollow has become a hint that Google can choose to disregard at its discretion.

This evolution allows Google to retrieve signals from parts of the web that it previously overlooked — particularly links in comments, third-party widgets, or UGC (User Generated Content) areas. The stated aim? To improve overall understanding of the link graph and more finely detect manipulations.

What does "fixing errors" really mean for an SEO practitioner?

Google refers to configuration errors where webmasters used nofollow excessively or inappropriately. For example, some sites applied nofollow to important internal links, thinking they could control the flow of PageRank — a practice now obsolete with PageRank Sculpting 2.0.

Another case: CMS platforms that automatically added nofollow to all outgoing links, including legitimate editorial ones. Google can now interpret these links despite the attribute, reducing the impact of these accidental misconfigurations.

Should webmasters really do nothing?

Mueller's phrasing — “no need to optimize or modify anything” — is technically true but strategically misleading. If your use of nofollow was in line with the guidelines (spam, paid links, UGC), indeed, no urgent changes are required.

However, this evolution opens a gray area. Links you thought were totally neutralized may now influence your backlink profile. For sites with a complex history or massive disavow audits, ignoring this change would be a tactical mistake.

  • Nofollow has shifted from directive to hint — Google decides whether or not to consider it
  • Google can now extract signals from previously ignored links (comments, widgets, UGC)
  • Sites using nofollow excessively on internal or editorial links may see their PageRank flow redistributed
  • No immediate fixes are needed for compliant sites, but a strategic review is necessary for complex link profiles
  • The introduction of rel="sponsored" and rel="ugc" allows for a granularity that nofollow alone did not permit

SEO Expert opinion

Is this statement consistent with observed practices in the field?

Partially. On sites with a "clean" use of nofollow (declared paid links, comment sections), no visible impact has been observed post-announcement. No ranking fluctuations, no changes in crawl budget observed via logs.

On the other hand, on complex e-commerce sites with massive nofollow on pagination or filters, some practitioners have reported increased indexing of filtered pages — a sign that Googlebot is reevaluating the internal link graph. [To be verified]: Google has never published numerical data on the adherence to the nofollow hint, making it difficult to draw definitive conclusions.

What nuances should we add to the statement "no need to modify"?

Mueller is speaking to generalist webmasters, not advanced SEOs. For a standard WordPress blog, indeed, there’s nothing to do. For a site that has manipulated its internal linking with nofollow or has massively disavowed nofollowed backlinks, the situation is different.

The main risk concerns sites that thought they had “neutralized” certain toxic links with nofollow instead of properly disavowing them. If Google starts to reinterpret these links as signals, algorithmic penalties could ensue. This is not theoretical: documented cases exist in competitive niches.

In what cases does this rule not apply?

If your site has a history of negative SEO or outdated greyhat practices, ignoring this evolution would be a mistake. Spammy links you thought neutralized via nofollow may now influence your profile — positively or negatively depending on their context.

Another exception: multi-author platforms or sites with massive UGC. The switch to rel="ugc" offers superior granularity and explicitly signals to Google the nature of the content. Continuing to use only nofollow amounts to ignoring a more precise communication tool with the engine.

Attention: Sites that have massively used nofollow for internal PageRank Sculpting should audit their architecture. Google can now redistribute juice to pages you thought isolated, with unpredictable consequences on crawl budget and strategic indexing.

Practical impact and recommendations

What should you do in concrete terms after this announcement?

First step: audit your current use of nofollow. Export all internal and external links marked nofollow using Screaming Frog or Oncrawl. Identify the patterns: is nofollow applied to legitimate editorial links? On strategic pages of your internal linking?

Next, gradually migrate to rel="sponsored" for paid links and rel="ugc" for user-generated content. This granularity helps Google better contextualize your links and reduces the risk of misinterpretation.

What errors should you avoid in managing nofollow post-change?

Do not abruptly remove all your nofollow thinking you’ll "recover juice". If these attributes were there for good reasons (spam, paid links), removing them exposes your site to manual penalties. Google still reads the guidelines on paid links and UGC.

Another trap: continuing to use nofollow as a tool for PageRank Sculpting. Since Google treats nofollow as a hint, this technique is dead. The "saved" PageRank no longer redistributes as before — it simply gets lost into the void.

How to check that your site adheres to this new logic?

Analyze your server logs to see if Googlebot is now following links that were previously nofollowed. An increase in crawl on comment or UGC URLs is a signal that Google is exercising its right to disregard the attribute.

Also check indexing via Search Console: are filtered or paginated pages marked nofollow suddenly appearing in the index? If so, adjust your strategy with canonical tags or stricter robots.txt directives.

  • Audit the current use of nofollow (internal and external) via a SEO crawler
  • Migrate paid links to rel="sponsored" and UGC to rel="ugc"
  • Never remove nofollow from spam or manipulative links without prior disavowal
  • Monitor server logs for increased crawl on nofollowed areas
  • Check the indexing of strategic pages in Search Console post-change
  • Completely abandon PageRank Sculpting via nofollow — this tactic is obsolete
The evolution of nofollow does not require urgent redesign, but a strategic review is necessary for complex sites. The issue is not technical — it's semantic: clearly communicate with Google about the nature of your links. These optimizations, while logical on paper, may prove tricky to implement depending on your site architecture and backlink history. For personalized support and an in-depth analysis of your link profile, consulting a specialized SEO agency may prevent costly mistakes and ensure a controlled transition to these new practices.

❓ Frequently Asked Questions

Le nofollow transmet-il encore du PageRank après ce changement ?
Non, officiellement le nofollow ne transmet pas de PageRank. Cependant, Google peut désormais choisir de l'ignorer dans certains contextes pour analyser le graphe de liens, sans pour autant transférer du jus SEO. C'est une nuance technique importante.
Dois-je remplacer tous mes nofollow existants par sponsored ou ugc ?
Pas nécessairement. Si vos nofollow actuels sont conformes (liens payants, spam, UGC), ils restent valides. Migrer vers sponsored/ugc améliore la granularité et la communication avec Google, mais ce n'est pas une urgence corrective.
Que se passe-t-il si je retire le nofollow de liens spam anciens ?
Vous risquez une action manuelle ou une pénalité algorithmique. Les liens spam doivent être désavoués via la Search Console, pas simplement « libérés » en retirant le nofollow. Google garde en mémoire l'historique des profils de liens.
Le nofollow sur les liens internes a-t-il encore un intérêt ?
Très limité. Depuis que Google traite nofollow comme un hint, l'utiliser pour sculpter le PageRank interne est inefficace. Privilégiez l'architecture de site, le maillage stratégique et les balises canonical pour gérer le flux de crawl et d'indexation.
Comment savoir si Google ignore mes attributs nofollow ?
Analysez vos logs serveur : si Googlebot crawle des URLs liées via nofollow, c'est qu'il exerce son droit de hint. Vérifiez aussi l'indexation dans Search Console — des pages nofollowées qui apparaissent dans l'index sont un signal clair.
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