What does Google say about SEO? /
Domain names represent a foundational element of any SEO strategy, and Google's official statements on this topic provide essential clarifications for search engine optimization professionals. This category compiles all of Google's positions regarding the impact of domain choices on rankings: the influence of extensions (generic vs geographic TLDs), the use of subdomains versus subdirectories, the relevance of exact match domains (EMD), and technical questions related to URL structures. Google has regularly clarified its stance on these aspects, particularly concerning the relative importance of domain names in the ranking algorithm. Understanding these declarations helps dispel persistent misconceptions, such as overvaluing keywords in domains or myths surrounding certain extensions. Official recommendations also cover domain migrations, the use of the www prefix, trailing slash management, and optimal URL architecture. For SEO experts, this information proves crucial when launching new projects, undertaking redesigns, or developing international strategies, enabling informed decisions based on verified facts rather than assumptions. These insights directly impact technical SEO implementation and help align domain strategy with Google's actual ranking factors and best practices for sustainable organic visibility.
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★★ Should you migrate all subdomains to HTTPS at once or step by step?
To migrate a website with many subdomains to HTTPS, it can be done all at once or in stages. However, it is advisable to first test a part of the site to ensure that everything functions correctly....
John Mueller Nov 29, 2016
★★★ Should you migrate all your subdomains to HTTPS at once or gradually?
When migrating a site with multiple subdomains to HTTPS, you can either migrate all the subdomains at the same time or individually. Google does not differentiate at this level, but conducting a test ...
John Mueller Nov 29, 2016
★★★ Should you really include old HTTP URLs in the sitemap when migrating to HTTPS?
During a migration to HTTPS, it's useful to submit the old URLs in the sitemap, whether on the old HTTP property or the new HTTPS property. This will speed up the re-crawling process and facilitate Go...
John Mueller Nov 29, 2016
★★★ Is it really necessary to maintain two sitemaps during an HTTPS migration?
During an HTTPS migration, it is advisable to maintain your original sitemap with HTTP URLs while creating a new sitemap for HTTPS URLs. This helps Google better understand the migration and reindex p...
John Mueller Nov 29, 2016
★★★ How can you prevent technical SEO errors that block your site's indexing?
Errors such as using modern technologies without clean URLs, unintentional no-index tags, or total blockage by the robots.txt file are major technical errors that must be avoided....
John Mueller Nov 24, 2016
★★★ Does Google really index JavaScript as it claims?
To ensure that pages using JavaScript are well-indexed, it is essential to have distinct URLs and appropriate rendering of the content. Use the Fetch and Render tool in Search Console to verify....
John Mueller Nov 24, 2016
★★★ Why can your 301 redirects to the homepage be treated as soft 404s?
When many URLs redirect to a single page, such as a homepage, Google may treat this as a soft 404 if the contents don't match. Better control is achieved with more targeted redirects....
John Mueller Nov 24, 2016
★★★ Should you really avoid changing domains multiple times for your site?
According to John Mueller, it is best to avoid frequently moving a site from domain to domain. However, if it is unavoidable for business reasons, Google should manage it without major problems....
John Mueller Nov 15, 2016
★★★ Do 301 redirects really harm your site's ranking?
John Mueller explains that 301 redirects can cause temporary fluctuations in rankings, but these fluctuations usually stabilize quickly. He recommends conducting a site move properly when transitionin...
John Mueller Nov 15, 2016
★★★ Does Your Domain Extension (.com, .fr, .edu, .paris) Really Affect Your Google Rankings?
John Mueller and Gary Illyes have both recently indicated (for the 3,687th time 😉) that Google does not assign a lower or higher score to a site based on its extension (.com, .fr, .edu...), and in par...
John Mueller Nov 14, 2016
★★ Does Domain Registration Length Really Impact SEO Rankings?
John Mueller indicated on Twitter that purchasing (or renewing) a domain name for a longer or shorter period is not considered a relevance criterion by Google. The rumor suggests that the longer you r...
John Mueller Nov 14, 2016
★★ Should you ditch a domain with a complex history instead of cleaning it up?
If a domain has a complex history, it may be better to switch to a new domain rather than attempt to clean it, especially if outdated, irrelevant content continues to appear....
John Mueller Nov 11, 2016
★★ Do keywords in URLs really impact Google's ranking?
Inserting specific keywords into URLs does not significantly improve ranking in search results. Keywords in URLs are a very minor factor for Google....
John Mueller Nov 11, 2016
★★★ Do premium SSL certificates really provide an SEO advantage over free certificates?
Google does not differentiate between types of SSL certificates (domain validation, organization validation, extended validation). As long as the certificate is accepted by modern browsers, it is acce...
John Mueller Nov 11, 2016
★★★ Does the cross-domain canonical tag really work?
You can use the 'rel=canonical' attribute between different domains to indicate which version of the page you want to index. However, this may not always work perfectly and may still display other ver...
John Mueller Nov 11, 2016
★★★ Is it really necessary to migrate your domain and switch to HTTPS all at once?
If you need to migrate to a new domain, it is recommended to switch directly to HTTPS during this migration to avoid making two separate changes that would each cause short-term fluctuations....
John Mueller Nov 04, 2016
★★★ Should you really migrate to HTTPS at the same time as changing your domain?
When migrating a domain, it is best to switch to HTTPS at the same time to avoid multiple fluctuations in search results and simplify the migration process....
John Mueller Nov 04, 2016
★★★ Should you really avoid changing the URL structure during a site migration?
During a site migration, try to avoid changing the URL structure if possible, as this adds additional complexity for Google to index the site correctly....
John Mueller Nov 04, 2016
★★ Are keywords in URLs really a negligible ranking factor?
Using keywords in URLs is merely a minor factor for Google. It is more relevant to choose easy-to-remember URLs for users rather than trying to stuff URLs with keywords for SEO....
John Mueller Nov 01, 2016
★★★ Why does changing the URL structure during an HTTPS migration break your SEO?
When migrating to HTTPS along with a URL structure change, Google has to relearn what the site is. It is recommended to choose a time with low dependence on search traffic to avoid marked fluctuations...
John Mueller Nov 01, 2016
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