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
★★★ Are your mobile-to-desktop redirects silently damaging your SEO?
An incorrect redirect involves any redirect that does not lead to an m-dot or www equivalent when dealing with a site structure featuring both versions. This includes redirects that change from the ho...
Google Jan 21, 2016
★★ Could a sudden surge in URLs trigger a warning in Google Search Console?
A sudden increase in URLs can trigger a warning. This happens when URL parameters lead to multiple variations of the same page. Ensure that these parameters are relevant and necessary for crawling and...
John Mueller Jan 12, 2016
★★★ What’s going on when Google suddenly uncovers thousands of new URLs on your site?
If you receive a message indicating a high number of newly discovered URLs, it may be due to the presence of numerous URL parameters or 'noindex' pages. Ensure that only the desired URL parameters for...
John Mueller Jan 12, 2016
★★★ Should you really use rel=canonical on your A/B test pages?
If one version of a page is essentially equivalent to another, use "rel=canonical" to point to the main URL. This applies even if the test page is meant for 10% of traffic for a year....
John Mueller Jan 12, 2016
★★★ Is rel=canonical really enough to manage A/B testing in SEO?
During A/B testing, if one version of the page is essentially equivalent to the homepage, you can use rel=canonical to direct search engines to the main URL....
John Mueller Jan 12, 2016
★★★ Can you really merge multiple sites into one using rel="canonical"?
Using rel="canonical" does not improve SEO by duplicating subdomains to other sites. It does not merge pages into a single SEO entity and should not be done with the intent to deceive the system....
John Mueller Jan 12, 2016
★★★ Should you use rel=canonical between subdomains and the main domain to manage duplicate content?
Using rel=canonical to link duplicate content from a subdomain to the main domain does not create any added value in SEO. The canonicality indicates that pages should be treated as one....
John Mueller Jan 12, 2016
★★★ When Relaunching Your Site, Should You Really Prefer 301 Redirects Over Canonical Tags?
In cases of duplicate content due to a relaunch, using a 301 redirect is preferable if you want to permanently move the URLs. Use a canonical tag when redirecting the URLs is not possible....
John Mueller Dec 29, 2015
★★★ Is it true that you lose PageRank when moving your site from HTTP to HTTPS?
When you switch from HTTP to HTTPS, PageRank is not lost in the redirection. We view this as a protocol upgrade rather than a true domain change....
John Mueller Dec 29, 2015
★★★ Is responsive design really THE solution for mobile-first indexing?
Google strongly recommends responsive design for mobile websites because it uses the same URL, which simplifies site structure and makes troubleshooting problems easier. Other methods, like dynamic se...
John Mueller Dec 18, 2015
★★★ Is it really time to ditch subdomains for a single website?
Building a strong, single site is generally preferable to creating multiple subdomains, unless the target audience is very different....
John Mueller Dec 15, 2015
★★★ Should you really block content with robots.txt to deindex it?
To remove already indexed pages, it is advisable to use the URL removal tools, especially if you cannot add a noindex directly due to the robots.txt block....
John Mueller Dec 15, 2015
★★★ Why does Google block geotargeting on ccTLDs and how can you adapt?
Country code top-level domains (ccTLDs) cannot define specific geotargeting through Search Console, unlike generic domains, as they are already presumed to target the country of the code....
John Mueller Dec 11, 2015
★★ Should you really archive your old URLs to prevent cannibalization?
It is recommended to move old content to an archived URL while keeping the current content on the main URL to avoid cannibalization. This helps maintain the current content's relevance and accessibili...
John Mueller Dec 11, 2015
★★ Is it true that you should abandon a penalized domain, or can you revive it?
Starting a new site after previous penalties is a viable option. If an old penalty has been lifted, the old domain could be reused. However, a new domain ensures the absence of liabilities, but may im...
John Mueller Dec 03, 2015
★★★ Should you really exclude noindex URLs from your XML sitemap?
It's recommended not to permanently include URLs with a "noindex" tag in XML sitemaps. They may appear temporarily to accelerate their indexing or deindexing, but should be removed in the long term fo...
John Mueller Dec 03, 2015
★★ Do you really need distinct URLs to manage dynamic content in SEO?
For dynamic content like prices or A/B tests, it is preferable to use distinct URLs to ensure accurate indexing. Caching should be configured to avoid issues with outdated or incorrectly indexed conte...
John Mueller Dec 03, 2015
★★★ Could auto-canonicalizing your pages prevent a silent indexing disaster?
Pages can use rel=canonical tags pointing to themselves to avoid duplicate content due to URL parameters. It is important to ensure that the canonical URL is the clean version, free of errors such as ...
John Mueller Dec 01, 2015
★★★ Should you really canonicalize all your tracked URLs to save your crawl budget?
When using UTM or session parameters for user tracking, make sure to have a canonical tag pointing to the main URL. This allows Google to understand which version of the page should be displayed in se...
Google Nov 27, 2015
★★ Should you really use the canonical tag while testing on a staging domain?
When testing a new version of a site on a distinct domain, it is advisable to use the canonical tag to indicate the main page, in order to avoid duplicate content issues and reaffirm the ownership of ...
Google Nov 23, 2015
🔔

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.