Official statement
Other statements from this video 12 ▾
- 17:15 Faut-il supprimer tout contenu PC-only pour éviter de le perdre dans l'indexation mobile-first ?
- 19:35 La longueur des URLs influence-t-elle vraiment le classement Google ?
- 21:35 Le contenu caché en mobile reste-t-il vraiment indexable par Google ?
- 23:32 Faut-il vraiment aligner le balisage structuré sur la version mobile plutôt que desktop ?
- 25:11 Faut-il vraiment modifier vos balises canoniques pour l'indexation mobile-first ?
- 28:26 Faut-il enregistrer séparément les versions mobile et desktop dans la Search Console ?
- 29:28 Google ignore-t-il vos liens internes en indexation mobile-first ?
- 32:00 Pourquoi vos paramètres de crawl sabotent-ils votre référencement sans que vous le sachiez ?
- 34:00 Pourquoi Google refuse-t-il de créer un compte démo pour la Search Console ?
- 35:58 Pourquoi les meta-tags de fragments AJAX bloquent-ils encore votre indexation ?
- 50:48 Pourquoi un pic de visibilité après un hack ne signifie-t-il rien pour votre stratégie SEO ?
- 57:37 L'achat de liens tue-t-il vraiment votre référencement ou Google bluffe-t-il ?
Google states that redirects sending users to a page unrelated to their original intent harm user experience, although they do not formally violate its guidelines. Practically, this means that this practice will not trigger an immediate algorithmic penalty, but it is strongly discouraged. An informed SEO professional understands that this gray area can indirectly affect ranking through behavioral signals and bounce rate.
What you need to understand
What’s the difference between “against the guidelines” and “to be avoided”?
Google introduces a subtle but important distinction here. A practice against the guidelines exposes your site to manual action or direct algorithmic penalty. A practice simply “to be avoided” remains in a gray area where no formal sanction is promised, but where indirect consequences can be real.
This nuance changes everything for a practitioner. You won't see an alert in Search Console nor a drastic drop if you deploy such redirects. However, behavioral signals — high bounce rate, low time on page, quick return to SERPs — might indicate to the algorithm that your content does not meet the search intent. And Google knows how to measure that.
What exactly is an “irrelevant” redirect?
Google targets redirects that promise one thing but deliver another. A typical example is a link to a detailed ranking of the best SEO tools that redirects to a generic product category page without rankings or comparisons. The user comes looking for a specific answer and lands on a bland commercial page.
These redirects are often deployed after a website redesign, when multiple specific URLs are grouped into a more generic page to simplify the architecture. But from a user standpoint, it represents a break in intent. And Google knows: if your visitors click and then leave immediately, the signal is clear.
Why doesn’t Google officially sanction this practice?
Because formally defining what is “relevant” or “not relevant” is a legal and technical minefield. Google prefers to let its ranking algorithms sort things out through engagement signals rather than draw an arbitrary line in the sand. This also prevents them from having to handle thousands of review requests for borderline cases.
This vague approach gives Google the flexibility to continuously adjust its criteria without publicly altering its guidelines. A site that abuses these redirects won’t be banned, but its ranking ability will likely erode gradually as negative behavioral signals accumulate.
- Official gray area: no manual penalty, but possible indirect impact through UX signals
- User intent: the relevance of the redirect is judged based on the gap between the initial promise and the landing page
- Behavioral signals: bounce rate, time on page, SERP return become critical indicators
- Risky redesigns: grouping multiple specific URLs to a generic page often creates these intent breaks
- No red line: Google deliberately keeps the measurement vague for algorithmic flexibility
SEO Expert opinion
Is this statement consistent with what we observe on the ground?
Yes and no. On paper, Google says it does not formally penalize these redirects. In practice, we regularly observe gradual ranking declines after redesigns that heavily group specific URLs into generic pages. Coincidence? Unlikely.
The problem is that Google never explicitly communicates “your site lost traffic because your redirects break intent.” The official tools remain silent. You have to deduce the cause by cross-referencing Google Analytics (bounce rate by source), Search Console (impressions vs clicks), and your own redirect logs. [To be checked] systematically if a decline coincides with a massive rollout of redirects.
What nuances should be added to this recommendation?
Not all redirects to “less specific” pages are necessarily harmful. If you redirect an outdated article from 2018 on “best WordPress SEO plugins” to a comprehensive and updated guide on the same topic, the intent is still satisfied. The user loses nothing, and even gains freshness.
The deciding factor is the degree of match between the promise and the delivery. A redirect from a product comparison to a category page without comparisons? Clear break. A redirect from an old version of a guide to its enriched update? Logical continuity. Google does not make this distinction in its statement, but behavioral signals will.
In what situations does this rule really not apply?
When the original content literally no longer exists and the redirect is the least bad option. For example, if you discontinue an entire product line. Redirecting to the parent category or a similar substitute product is preferable to a 404 error. The user does not find exactly what they were looking for, but they remain within a coherent commercial context.
The same applies to technical migrations where the URL structure changes radically. If you switch from a structure of /category/subcategory/product to /product alone, some redirects will inevitably aggregate several old URLs to a new one. The main thing is that the target page remains the best possible answer in the new context, even if it is less granular.
Practical impact and recommendations
What should you do concretely before deploying redirects?
First, map out the search intent behind each URL you plan to redirect. If the old page targeted “CRM comparison for startups,” the target must absolutely provide a comparison, not just a product list. Use your own queries in Search Console to identify the exact keywords driving traffic to each URL.
Next, simulate the user journey. Click the link from a fictional SERP: is the promise fulfilled? If you hesitate, it probably means the intent diverges. In this case, it’s better to create substitute content rather than force a shaky redirect. Yes, it takes time. But it is less costly than a 30% traffic drop post-migration.
How can you measure if your current redirects are problematic?
Isolate in Analytics the landing pages resulting from redirects (use UTM parameters or custom segments if needed). Compare their bounce rate and average time on page with the site's average. If the gap exceeds 15-20 bounce points, you likely have a break in intent issue.
Then cross-reference with Search Console: check if impressions remain stable but CTR or average position drop on queries landing on these pages. This could indicate that Google is starting to deprioritize these URLs because behavioral signals are degrading. If you identify this pattern, reassess the relevance of the redirect target or enrich the page to better cover the intent.
What mistakes should you absolutely avoid during a redesign?
Never redirect in bulk to the homepage or a handful of generic “catch-all” pages. This is the cardinal sin of sloppy SEO migrations. Each redirected URL must have a logical and specific target. If you can’t find a relevant target, sometimes it’s better to leave a clean 410 (Gone) than an absurd redirect.
Avoid redirect chains: A → B → C. Google follows redirects, but each hop dilutes PageRank and slows down crawling. And if the chain eventually leads to a low-relevance page, you accumulate disadvantages. Regularly clean your redirects so that they point directly to the final destination.
- Map the search intent of each URL before any redirect
- Simulate the user journey to verify promise/delivery consistency
- Measure bounce rate and time on page of URLs resulting from redirects
- Cross-reference Analytics and Search Console data to detect warning signals
- Avoid massive redirects to the homepage or overly generic pages
- Remove redirect chains and point directly to the final target
❓ Frequently Asked Questions
Une redirection 301 vers une page moins spécifique peut-elle déclencher une pénalité manuelle Google ?
Comment savoir si mes redirections cassent l'intention utilisateur ?
Vaut-il mieux une 404 ou une redirection vers une page générique lors d'une refonte ?
Les chaînes de redirections (A → B → C) amplifient-elles le problème UX ?
Google peut-il détecter automatiquement qu'une redirection nuit à l'expérience utilisateur ?
🎥 From the same video 12
Other SEO insights extracted from this same Google Search Central video · duration 57 min · published on 22/12/2016
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