Official statement
Other statements from this video 28 ▾
- 4:42 Le nombre de pages en noindex impacte-t-il vraiment le classement SEO ?
- 4:42 Trop de pages en noindex pénalisent-elles vraiment le classement ?
- 6:02 Les pages 404 dans votre arborescence tuent-elles vraiment votre crawl budget ?
- 6:02 Les pages 404 dans la structure d'un site nuisent-elles vraiment au crawl ?
- 7:55 Faut-il vraiment s'inquiéter d'avoir plusieurs sites avec du contenu similaire ?
- 7:55 Peut-on cibler les mêmes requêtes avec plusieurs sites sans risquer de pénalité ?
- 12:27 Faut-il vraiment vérifier les Webmaster Guidelines avant chaque optimisation SEO ?
- 16:16 La conformité technique garantit-elle vraiment un bon SEO ?
- 19:58 Faut-il vraiment supprimer tous les paramètres URL de vos pages ?
- 19:58 Faut-il vraiment déclarer une balise canonical sur toutes vos pages ?
- 19:58 Pourquoi une redirection HTTPS vers HTTP paralyse-t-elle la canonicalisation ?
- 21:07 Faut-il vraiment abandonner les paramètres d'URL pour des structures « significatives » ?
- 21:25 Faut-il vraiment mettre une balise canonical sur TOUTES vos pages, même les principales ?
- 22:22 Google peine-t-il vraiment à distinguer sous-domaine et domaine principal ?
- 25:27 Faut-il vraiment séparer sous-domaines et domaine principal pour que Google les distingue ?
- 26:26 La réputation locale suffit-elle à déclencher le référencement géolocalisé ?
- 29:56 Contenu mobile ≠ desktop : pourquoi Google pénalise-t-il encore cette pratique après le Mobile-First Index ?
- 29:57 Peut-on vraiment négliger la version desktop avec le mobile-first indexing ?
- 43:04 L'API d'indexation garantit-elle vraiment une indexation immédiate de vos pages ?
- 43:06 La soumission d'URL dans Search Console accélère-t-elle vraiment l'indexation ?
- 44:54 Pourquoi Google refuse-t-il systématiquement de détailler ses algorithmes de classement ?
- 46:46 Faut-il vraiment choisir entre ciblage géographique et hreflang pour son référencement international ?
- 46:46 Ciblage géographique vs hreflang : faut-il vraiment choisir entre les deux ?
- 53:14 Faut-il vraiment afficher toutes les images marquées en données structurées sur vos pages ?
- 53:35 Pourquoi Google interdit-il de marquer en structured data des images invisibles pour l'utilisateur ?
- 64:03 Faut-il vraiment normaliser les slashs finaux dans vos URLs ?
- 66:30 Faut-il vraiment ignorer les erreurs non résolues dans Search Console ?
- 66:36 Faut-il s'inquiéter des erreurs 5xx résolues qui persistent dans Search Console ?
Google confirms that a misconfigured redirect from HTTPS to HTTP blocks indexing problem resolution and slows down the implementation of fixes. Specifically, if your site redirects from the secure protocol to the non-secure one, Googlebot may enter a processing loop that delays the indexing of your changes. This setup reverses the expected logic and disrupts the search engine's trust chain, rendering your technical correction efforts invisible.
What you need to understand
What exactly is a redirect from HTTPS to HTTP?<\/h3>
The standard setup<\/strong> for a secure site involves redirecting all HTTP (non-secure) requests to their HTTPS equivalent. This makes logical sense: you force the visitor and search engines to use the encrypted version of your pages.<\/p> A redirect from HTTPS to HTTP<\/strong> does the exact opposite: it forces the secure version to redirect to the non-secure version. This absurd configuration can occur during a failed migration, an unresolved SSL certificate issue, or a misconfigured rewriting rule in the .htaccess or server configuration.<\/p> When Google encounters this configuration, it faces a contradictory signal<\/strong>. The engine has indexed your site in HTTPS (the secure version has been preferred by default for years), but your redirects tell it that the canonical version is in HTTP.<\/p> Specifically, if you fix an indexing problem — metadata, hreflang tags, duplicate content — those corrections remain invisible<\/strong> because Googlebot gets lost between the two versions. Processing time skyrockets, crawl prioritization is skewed, and your changes do not rise in the index.<\/p> Classic scenarios include incomplete HTTPS migrations<\/strong> where a developer has removed the SSL certificate afterward, thinking it would solve a performance or compatibility issue. Another frequent case: a misconfigured CDN forcing HTTP on certain critical resources.<\/p> This error is also observed during hosting changes<\/strong> where Apache or Nginx rules are copied without revision, overriding existing redirects. Sometimes, it’s simply a WordPress plugin or a PrestaShop module injecting conflicting rules after an update.<\/p>Why does this error block problem resolution for indexing?<\/h3>
In what scenarios does this error most commonly occur?<\/h3>
SEO Expert opinion
Does this statement align with field observations?<\/h3>
Absolutely. It’s regularly observed that sites reverting from HTTPS to HTTP (whether intentionally or not) experience their processing time for changes<\/strong> balloon, sometimes taking weeks. Google doesn’t openly communicate this point in standard documentation, but it aligns with how its index operates.<\/p> The engine maintains a canonical version<\/strong> of each URL. When redirect signals conflict with this canonical version, the system must arbitrate — and this arbitration consumes processing time. The corrections you make remain pending until Google resolves this inconsistency.<\/p> Google does not specify exactly how much time<\/strong> the slowdown entails. Are we talking days? Weeks? The answer likely varies based on site size, crawl budget, and how frequently Googlebot visits. [To be verified]<\/strong> on sites with fewer than 500 pages versus e-commerce catalogs with 50,000 references.<\/p> Another gray area: the distinction between complete and partial redirects<\/strong>. If only a few pages redirect from HTTPS to HTTP (for example, media resources), is the impact the same as a global domain-level redirect? Google remains vague on this critical threshold.<\/p> If your site has never been indexed in HTTPS<\/strong>, reversing does not pose the same problem — but you then incur other penalties related to the absence of encryption. Subdomains can also behave differently: blog.example.com in HTTP while www.example.com remains in HTTPS does not necessarily create the same confusion.<\/p> Beware also of multi-region or multi-language sites<\/strong>: an HTTPS to HTTP redirect on one language version can contaminate the processing of other versions if hreflang tags are misconfigured. Complexity increases exponentially.<\/p>What are the blind spots of this assertion?<\/h3>
In what cases does this rule not apply directly?<\/h3>
Practical impact and recommendations
How to detect this error on your site?<\/h3>
Manually test using curl -I https:\/\/yoursite.com<\/strong> and check the Location line in the response. If it points to http:\/\/, you have a problem. Perform this test on several key pages: homepage, main categories, product sheets.<\/p> In the Search Console<\/strong>, analyze coverage reports and crawl logs. If Google is massively discovering your URLs in HTTP when you thought you migrated to HTTPS, it’s a warning signal. Cross-reference with Core Web Vitals reports: a site oscillating between protocols often shows erratic metrics.<\/p> Review your server configuration<\/strong> (Apache, Nginx, IIS) and check all rewriting rules. Remove any directive that forces HTTP after HTTPS. If you are using a CDN (Cloudflare, Fastly, etc.), check the Page Rules and SSL\/TLS settings.<\/p> On the CMS side, temporarily disable redirect or caching plugins<\/strong> to isolate the source of the problem. Some modules inject rules that override server configuration. Once the source is identified, fix it permanently and enforce a full recrawl through the Search Console.<\/p> Once the redirects are fixed, manually submit your strategic URLs through URL inspection<\/strong> in the Search Console. Do not saturate the tool, but prioritize the homepage, top categories, recent content. Update your XML sitemap by including only HTTPS URLs, and resubmit it.<\/p> Monitor the server logs<\/strong> for 7 to 14 days to confirm that Googlebot is crawling the correct versions. If the slowdown persists beyond three weeks after correction, open a thread in the official Google Search Central forum with screenshots and technical details — sometimes a bug on Google's side requires manual intervention.<\/p>What corrective actions should be applied immediately?<\/h3>
How to speed up the implementation of the fixes?<\/h3>
❓ Frequently Asked Questions
Combien de temps faut-il pour que Google réindexe un site après correction d'une redirection HTTPS vers HTTP ?
Une redirection HTTPS vers HTTP partielle (seulement quelques pages) pose-t-elle le même problème ?
La Search Console signale-t-elle explicitement cette erreur de redirection ?
Peut-on forcer Google à crawler uniquement la version HTTPS via robots.txt ou meta tags ?
Un certificat SSL expiré peut-il provoquer une redirection HTTPS vers HTTP automatique ?
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