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.
Quick SEO Quiz

Test your SEO knowledge in 5 questions

Less than a minute. Find out how much you really know about Google search.

🕒 ~1 min 🎯 5 questions
★★★ Should you use canonicals for URLs with similar parameters?
For URLs with parameters that display similar content, it is recommended to use rel=canonical pointing to the clean URL. This helps Google understand which version to index and prevents the dilution o...
John Mueller Jul 09, 2021
★★ How do mixed URLs impact your Core Web Vitals?
If the same URLs serve both public and private content (connected SaaS), Google will mix the Core Web Vitals data from both experiences. Separate URLs would allow for distinct grouping by Google....
John Mueller Jul 09, 2021
★★★ Why Aren't 301 Redirects Always Enough for SEO?
With a 301 redirect, Google transfers a significant portion of signals from the old URL to the new one. However, the performance also depends on the relevance of the content and other on-page factors ...
John Mueller Jul 09, 2021
★★★ Does the URL removal tool really delete all versions of your site?
The URL removal tool removes all versions of a site (www and non-www). Removing one version automatically deletes all others, which can cause a site to completely vanish from the results....
John Mueller Jul 09, 2021
★★ What are the best ways to bounce back quickly from temporary server errors in SEO?
After temporary server errors, Google promptly re-crawls the most important URLs, and the situation generally normalizes in about a week. There are no lasting penalties following this type of incident...
John Mueller Jul 09, 2021
★★★ What essential elements should you keep during a website redesign to protect your SEO?
During a redesign, it is important to keep as many elements as possible: the same URLs, internal linking, content, and layout. If these elements change without redirects, Google treats the site as new...
John Mueller Jul 09, 2021
★★★ Does Google Really Use the Concept of Authority at the Individual Page Level?
John Mueller explained on Twitter that Google's relevance algorithm does not use a notion of "authority" for an individual web page. Be careful not to confuse authority with popularity, which is calcu...
John Mueller Jul 05, 2021
★★★ Do keywords in the domain really have an impact after indexing?
Keywords in the URL are helpful when Google discovers a site for the first time, but as soon as content is indexed, Google concentrates on the actual content rather than the keywords in the domain nam...
John Mueller Jul 02, 2021
★★★ Why do rich results rely on the canonical version in SEO?
When Google considers pages as duplicates and selects one as the canonical, the structured data and rich results come from that canonical version, even if hreflang allows for a different URL presentat...
John Mueller Jul 02, 2021
★★★ Should you use JavaScript to control indexing for single page apps?
For single-page applications, use JavaScript to dynamically add a noindex robots meta tag to the DOM for pages that should not be indexed. Avoid using robots.txt as Google would then index the URL wit...
John Mueller Jul 02, 2021
★★ Should you organize your sitemaps by theme or language to boost your SEO?
You can structure your sitemap files however you wish (by language, section, alphabetical order). The important thing is to maintain a stable distribution of URLs to prevent them from jumping between ...
John Mueller Jul 02, 2021
★★ Why are server-side 301 redirects essential for migrating a SPA?
To migrate a single-page app website to a new domain in Search Console, 301 redirects must be generated server-side for each page, not via JavaScript, as Search Console checks for the existence of act...
John Mueller Jul 02, 2021
★★★ Why do SEO site mergers take so long?
Merging or splitting sites generally takes longer than just a simple domain redirect. One should expect several months before search results fully stabilize after a site merger or split....
John Mueller Jul 02, 2021
★★ Why doesn't Google acknowledge when site migrations are complete?
Google does not have an internal status indicating that a site migration is completely finished. Notifications in Search Console have an expiration period (90 to 180 days), but that does not mean the ...
John Mueller Jul 02, 2021
★★ Why is mastering dynamic sites crucial for SEO?
On dynamic sites, work to keep functionalities open for users while preventing crawlers from getting lost in automatically generated URLs....
John Mueller Jun 30, 2021
★★ How does the URL Inspection Tool transform your SEO strategy?
For individual URLs, use the URL Inspection Tool in Search Console to submit your pages to Google....
John Mueller Jun 30, 2021
★★★ Why should you steer clear of unnecessary URLs on your website?
Avoid cluttering your site with unnecessary URLs such as event calendars from far in the past or category pages featuring every possible filter combination. Search engines may get bogged down and miss...
John Mueller Jun 30, 2021
★★★ Why should you use sitemaps for SEO indexing?
Use a sitemap to automatically notify Google about new pages. It’s a recommended URL submission method....
John Mueller Jun 30, 2021
★★★ Do domain extensions really influence SEO?
Google does not differentiate between various generic domain extensions (.com, .net, .club, etc.) for SEO purposes. The only distinction taken into account for geographic targeting is between country-...
John Mueller Jun 25, 2021
★★ Should you really worry about the type of traffic during a domain migration?
From Google's search perspective, the distinction between organic traffic and referral traffic during a domain migration is not significant. The difference may appear in Google Analytics but is not us...
John Mueller Jun 25, 2021
🔔

Get real-time analysis of the latest Google SEO declarations

Be the first to know every time a new official Google statement drops — with full expert analysis.

No spam. Unsubscribe in one click.