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
★★★ Does the URL structure of your AMP pages really impact your SEO?
For AMP pages, Google recommends that the pages be on the same domain, whether on a subdomain or a subdirectory. This does not affect SEO, but it is important to maintain a stable structure over time....
John Mueller Apr 09, 2020
★★ Why does Google hide the queries for your new URLs in the Search Console?
New URLs with 5 to 10 impressions may not show query data due to privacy filters. More impressions will enhance query visibility over time....
John Mueller Apr 09, 2020
★★★ Does Googlebot really submit your forms on its own?
Googlebot can sometimes automatically submit forms, potentially generating a multitude of new URLs with parameters. This can lead to increased crawling activity if the server can support the load....
John Mueller Apr 09, 2020
★★ Is it really necessary to clear Google’s cache to remove an outdated snippet?
By removing the URL from the cache, the page's snippet in search results will be deleted until a new pass from the bot updates the content. Use this option after removing sensitive information from th...
Daniel Waisberg Apr 07, 2020
★★★ Is it true that Domain Authority is totally irrelevant for ranking on Google?
Moz's Domain Authority is not an indicator used by Google for ranking sites. However, it can help site owners track certain performances on a personal level....
John Mueller Apr 03, 2020
★★★ Are JavaScript links without href really invisible to Google?
Google can track JavaScript links injected as anchor tags with URLs. However, if a link is designed as a button without an href attribute, it cannot be followed....
Martin Splitt Apr 03, 2020
★★★ How does Googlebot really handle crawling and detecting duplicate content?
Before Google can index and serve a page to users, Googlebot needs to crawl and render it. Googlebot follows links to discover new content and predicts duplicate content behind different URLs to save ...
Jin Liang Apr 02, 2020
★★★ What really happens when Googlebot can't access your robots.txt?
The robots.txt file allows webmasters to specify access to their site. Before crawling any URL, Googlebot always checks the robots.txt file. If the robots.txt file is not accessible or returns a persi...
Jin Liang Apr 02, 2020
★★★ Why are redirects absolutely essential during a website redesign?
Google strongly recommends using redirects when redesigning a site to indicate the new pages that correspond to the old ones. This allows for the correct transfer of SEO signals to the new URLs....
Google Mar 31, 2020
★★★ How does Google determine the canonical URL among a cluster of similar pages?
To choose the representative URL in a cluster, Google employs a machine learning system that takes into account various signals such as site security, secure dependencies, and the configurability of t...
Google Mar 31, 2020
★★★ How does Google really choose the representative URL to index?
When selecting representative URLs for indexing, Google avoids hacking and takes into account user experience, such as security and secure dependencies....
Allan Scott Mar 31, 2020
★★★ Are rel=canonical tags really a reliable signal for managing clustering?
Rel=canonical tags are used to indicate which URL should be considered as representative in a cluster of duplicate pages. However, it is important to ensure they are configured correctly to avoid erro...
Google Mar 31, 2020
★★★ What happens when your canonical signals contradict each other?
It is crucial to maintain unambiguous canonical signals. Instances where a 301 redirect contradicts a rel=canonical tag can lead the system to seek out another representative URL, which is undesirable...
Google Mar 31, 2020
★★★ How Does Google Actually Analyze Your Site's Infinite Scroll?
The same Martin Splitt explained during a developers' hangout that any infinite scroll systems potentially implemented on a website should be tested "with Google tools" (presumably the mobile-friendly...
Martin Splitt Mar 30, 2020
★★★ Is it true that your traffic data can become unreadable overnight with Google Search Console and mobile-first?
With mobile-first indexing, the data in Google Search Console will relate to the mobile version of the site, which can be confusing if you are using mobile subdomains....
John Mueller Mar 26, 2020
★★★ Should you really abandon mobile subdomains for mobile-first indexing?
Even with a mobile subdomain, it can significantly affect site management complexity, particularly in Search Console. It's also recommended to have a responsive design to simplify the process, althoug...
John Mueller Mar 26, 2020
★★★ Is responsive design truly more effective than mobile subdomains for mobile-first indexing?
With the shift to mobile-first indexing, Google prioritizes the content of the mobile versions of websites for the index. It is recommended to simplify the site structure by using a responsive design ...
John Mueller Mar 26, 2020
★★★ Can you safely combine redirects and canonical tags without risking your SEO?
It is possible to use redirects to URLs that have a canonical tag pointing to different content. Google will try to understand the intentions and merge this information to decide which URL to display ...
John Mueller Mar 26, 2020
★★★ Why does Google crawl PDFs so infrequently, and how can you manage their migration?
Google does not frequently crawl PDF files because they rarely change. During a domain migration, if there are clear redirects, Google can process this quickly, but if there are too many variations, i...
John Mueller Mar 26, 2020
★★★ Does infinite scroll really pose an indexing problem for Google?
The indexing of content loaded via infinite scroll depends on its implementation. It is recommended to use testing tools to verify how the content appears in the rendered HTML. If the content appears ...
Martin Splitt Mar 26, 2020
🔔

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.