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
★★★ Why doesn't Google automatically detect your HTTPS migration in Search Console?
When migrating to HTTPS, check the HTTPS version in Search Console to see accurate clicks and impressions. Google doesn't always find this automatically. Creating a comprehensive set that includes www...
John Mueller Sep 22, 2016
★★★ Can subdomains really fine-tune Google's SafeSearch filtering?
Organizing sensitive content under distinct subdomains can help our algorithms apply SafeSearch exclusively to these sections. A clear structure also promotes filtering accuracy....
John Mueller Sep 22, 2016
★★★ Should you really disavow low-quality backlinks?
Backlinks from unreliable domains or those selling links generally do not pose a problem and are often recognized by Google's algorithms. However, it is not necessary to disavow them systematically....
John Mueller Sep 22, 2016
★★★ How does Google really transfer signals when changing domains?
During a domain change, Google tries to transfer signals from the original domain to the new domain. This includes links and content. It is important to follow Google's guidelines on domain migrations...
John Mueller Sep 22, 2016
★★ Does hidden content really hurt your page SEO?
Content placed in collapsible sections (accordions/tabs) may be less considered by Google, as it is viewed as less relevant. This content should be accessible via clean URLs to be properly indexed....
John Mueller Sep 22, 2016
★★★ Why do your click data disappear between Search Console and Analytics after an HTTPS migration?
If Google changes a URL version, for example from HTTP to HTTPS, the impression and click data will be on the HTTPS version in Search Console. It is advisable to check all site versions to track all d...
John Mueller Sep 22, 2016
★★ Do spammy .xyz backlinks and other dubious domains really hurt SEO?
Backlinks from low-quality domains, such as .xyz domains used for spam, are recognized by Google's algorithms. However, these links shouldn’t be a major concern because Google knows how to handle them...
John Mueller Sep 22, 2016
★★ Should you really worry about an increase in crawl errors in Search Console?
An increase in crawl errors in Search Console may be due to our system re-evaluating old URLs. This usually does not require any action on your part....
John Mueller Sep 22, 2016
★★★ Does Google really transfer all signals during a domain migration?
During a domain migration, Google attempts to pass all signals from the old domain to the new one, including links. It is advised to follow the guidelines for domain migrations for a smooth transition...
John Mueller Sep 22, 2016
★★★ How can you manage multiple URLs for the same product without harming your SEO?
For products accessible via multiple URLs, use a 301 redirect to merge pages or the canonical tag if you must maintain several instances for internal navigation reasons....
John Mueller Sep 20, 2016
★★★ Should you really place your sitemap at the root of your domain?
A sitemap file located in a subdirectory is by default valid only for the URLs of that subdirectory. The placement of the sitemap, whether it is in the subdirectory or at the root of the main domain, ...
John Mueller Sep 20, 2016
★★★ Does the canonical tag really gather all SEO signals like a link?
The canonical tag is not treated as a link; instead, it enables the combination of signals from individual pages to direct them to the preferred URL, thus helping to treat grouped pages as a single UR...
John Mueller Sep 20, 2016
★★★ Should you really index your image URLs hosted on a CDN?
If you are using a CDN for images with a URL different from your main domain, it's helpful to verify this CDN in Search Console for appropriate tracking. Adding these URLs to a sitemap can allow Googl...
John Mueller Sep 20, 2016
★★★ Should you really stabilize your URL structure to avoid ranking losses?
Choose a sustainable URL structure that you can maintain long term. Frequently changing the structure can lead to costly reindexing and ranking fluctuations....
John Mueller Sep 09, 2016
★★★ Why does Google always prioritize rel=canonical to choose the indexed version of your pages?
To determine which version of a URL to index, Google uses the rel=canonical tag. Be sure to use it correctly to indicate your preferred version of a page for indexing....
John Mueller Sep 09, 2016
★★★ Do 404 errors really hurt your website's SEO?
404 errors do not have a negative impact on the ranking of other pages on your site. They simply indicate that certain URLs cannot be found. Use them to spot potential errors, but do not worry if inva...
John Mueller Sep 09, 2016
★★★ Should you favor a ccTLD or a gTLD for your international SEO?
Generic domains like .com can be used for geographic targeting with directories or subdomains, whereas country code domains (.de, .fr) are fixed to their respective countries. The choice depends on th...
John Mueller Sep 08, 2016
★★★ Should you really prefer canonical over robots.txt when handling duplicate content across multiple domains?
When using multiple domains for the same content, a canonical tag is preferable to consolidate signals. Using robots.txt directives prevents Google from seeing the content, which can disperse link sig...
John Mueller Sep 08, 2016
★★★ Does your hosting IP address really affect your website's geographic targeting?
Google primarily uses the top-level domain or the settings in the Search Console to determine geographic targeting. The hosting IP address has minimal impact when other targeting data is not available...
John Mueller Sep 08, 2016
★★ Does Google really select the canonical URL without affecting rankings?
Google chooses the canonical URL based on various factors, including URL length, internal links, and other signals, but this should not directly affect ranking....
John Mueller Sep 06, 2016
🔔

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.