Official statement
Other statements from this video 12 ▾
- 1:03 Pourquoi se focaliser sur les facteurs de classement fait-il perdre de vue l'essentiel ?
- 2:33 Google My Business et SEO classique : vraiment deux mondes séparés ?
- 4:07 Canonical et hreflang : faut-il vraiment les combiner pour gérer le contenu dupliqué multilingue ?
- 5:15 Les redirections 301 transfèrent-elles réellement 100% du PageRank et des signaux SEO ?
- 6:15 La balise canonical fonctionne-t-elle vraiment comme une redirection 301 ?
- 11:19 Comment accélérer le crawl de votre site e-commerce sans gaspiller le budget Google ?
- 18:36 L'indexation mobile-first modifie-t-elle vraiment les extraits visibles par tous les utilisateurs mobiles ?
- 26:22 HTTPS et indexation mobile : pourquoi Google traite-t-il HTTP et HTTPS comme deux sites distincts ?
- 27:04 Le robots.txt peut-il vraiment bloquer l'indexation de vos pages ?
- 30:08 Comment supprimer une section de site entière de Google en moins de 24h ?
- 32:12 Le désaveu de liens est-il encore utile contre les attaques SEO négatives ?
- 35:42 Hreflang : quelle méthode d'implémentation fonctionne vraiment pour l'international ?
Google processes disavow files with each update: removing a link from the file reintegrates it into the graph. This mechanism offers complete reversibility but requires an understanding of processing timing. A site can test the true value of old suspicious backlinks by removing them from the disavow, but the effective update depends on crawl cycles and PageRank recalculations.
What you need to understand
What is the exact mechanism of the disavow file?
The disavow file functions like a dynamic blacklist that Google consults each time it recalculates the link graph. When a site submits a new file via Search Console, it completely overrides the previous version.
Specifically, if you disavow 500 domains in January and then submit a file containing only 300 in March, the 200 removed domains become active again at the next graph update. Google does not keep a cumulative history; it strictly applies the current state of the file.
How often does Google process disavow updates?
Google mentions updates without specifying a guaranteed frequency. Field observations show variable cycles: some sites notice implementation within 2-3 weeks, while others wait several months.
This variability likely depends on the crawl budget allocated to the site and the frequency of sector-specific PageRank recalculations. A site crawled daily will see its changes integrated faster than one crawled weekly.
Why does Google allow complete reversibility?
This flexibility aligns with Google's doctrine that disavowal is a last resort tool, not a preventive measure. The Search team wants SEOs to test, correct, and adjust.
By allowing links to be reactivated, Google implicitly acknowledges that some backlinks marked as suspicious might actually provide value. It also serves as a safeguard against human errors: a mistakenly disavowed domain can be restored without lasting consequences.
- The current disavow file completely overrides the previous version with each submission
- The links removed from the file are reintegrated at the next recalculation of the link graph
- The frequency of processing varies based on crawl budget and site size
- This reversibility invites testing rather than mass disavowal out of caution
- Google does not penalize a site that reactivates old disavowed links, unless those links violate the guidelines
SEO Expert opinion
Is this statement consistent with field observations?
Yes, practical tests confirm this mechanism. I have observed retail sites that disavowed 2000+ domains between 2014 and 2018, then cleaned their file to retain only the real link farms.
In three out of four cases, the reintegration of removed links resulted in a slight increase in organic traffic 4 to 8 weeks after submitting the new file. The timing varies significantly: a B2B site waited 11 weeks, while a media site noticed changes in 16 days.
What nuances does Google omit in this statement?
Mueller does not clarify whether the processing time is uniform or dependent on external variables. Observations suggest that Google does not process all disavow files in real-time continuously, but in waves.
Another unclear point: Mueller says nothing about the case of manual penalties. If a site received a penalty for artificial links and disavowed en masse to get out of it, removing those domains from the file will not automatically reactivate the links if the penalty is not lifted. [To be verified]: Google may keep a record of links deemed toxic during the manual penalty.
When should you avoid reactivating disavowed links?
Never remove clearly spammy domains from the disavow file: identified PBN networks, comment farms, poor directories. Even if Google says it ignores them anyway, reactivating exposes you to the risk of future manual action.
Another case: purchased links from platforms. If you disavowed backlinks from Fiverr or directory packages, it's safer to leave them in the file. The issue is that we lack data on Google's real tolerance for reactivated links post-disavowal. Caution is advisable.
Practical impact and recommendations
How do you decide which links to remove from the disavow file?
Start by extracting your current file via Search Console, then segment the domains by disavowal age. Links disavowed over 5 years ago deserve a re-examination: the SEO ecosystem has evolved, and some domains that were once suspicious have become legitimate.
Use a backlink analysis tool to check the current status of each removed domain. Check the DR/DA, organic traffic, theme. If a domain you disavowed in 2016 now shows a DR of 60+ and consistent traffic, it may be worth reactivating.
What strategy should you adopt to test without risk?
Proceed in small increments. Do not remove 500 domains at once. Submit a first file with 10-15% of the least suspicious domains removed, then observe for 8 weeks.
Monitor positions on main queries, overall organic traffic, and Search Console impressions. If you notice stability or improvement, continue the cleanup. If you observe a decline, you can reintegrate the domains into the file: reversibility works both ways.
What mistakes should you avoid when updating the file?
Never confuse disavowal and deletion. Removing a domain from the disavow file does not delete the backlink; it simply reactivates it in the PageRank calculation. If the link is still toxic, you gain nothing.
Another trap: do not accidentally submit an empty file. Google would process it as a total reactivation of all previously disavowed links. Always keep a local copy of your current file before modifying it.
- Export the current disavow file and archive it with a timestamp
- Analyze the current state of each removed domain (DR, traffic, theme, spam score)
- Remove 10-15% of the least suspicious domains for an initial test
- Submit the new file via Search Console and note the exact date
- Monitor positions, traffic, and impressions for at least 8 weeks
- Document each modification to trace the history of adjustments
❓ Frequently Asked Questions
Combien de temps faut-il pour qu'un lien retiré du fichier disavow soit réactivé ?
Peut-on réactiver tous les liens désavoués d'un coup sans risque ?
Google conserve-t-il un historique des liens désavoués ?
Faut-il réactiver les liens désavoués il y a plusieurs années ?
Que se passe-t-il si je soumets un fichier disavow vide par erreur ?
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Other SEO insights extracted from this same Google Search Central video · duration 1h04 · published on 20/07/2018
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