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
★★★ How can 404 errors after a server migration destroy your organic traffic?
404 errors caused by URL changes that are not redirected can lead to a drop in indexing and traffic. Ensure that all old URLs are redirected to the new ones after a server migration to retain ranking ...
John Mueller Sep 10, 2015
★★★ How does Google really handle duplicate content and the canonical tag?
When Google considers two pages to be identical, it may consolidate them under a single URL. To differentiate the pages, it's advisable to make them distinct with unique content and to use the canonic...
John Mueller Sep 10, 2015
★★★ Why does Google reject automatic translation plugins for multilingual sites?
Content must be accessible via separate URLs for different languages on multilingual sites. The use of automatic translation plugins to create content is discouraged, as it is regarded as auto-generat...
John Mueller Sep 08, 2015
★★★ How long does it really take for an international domain change to be indexed?
When a well-established site changes its domain and geographic targeting, updating the information can take time, sometimes even up to a month or more, for the new location to be correctly indexed....
John Mueller Sep 08, 2015
★★★ Is it really necessary to implement a 301 redirect when updating existing content?
If content is updated without changing its URL, there is no need to use 301 redirects. These redirects are reserved for significant URL page changes....
John Mueller Sep 08, 2015
★★★ Can hreflang and canonical tags really cause your pages to disappear from Google's index?
Hreflang annotations do not remove a site from the index. However, incorrect use of canonical tags could potentially lead to the removal of certain URLs, for example, if all canonical tags point to th...
John Mueller Sep 08, 2015
★★★ Why doesn't Googlebot ever crawl from a Japanese IP?
Currently, Googlebot does not exist with an IP in Japan. Multilingual site owners must use hreflang annotations to indicate the linguistic versions of their URLs....
Google Sep 03, 2015
★★ Why does Google list embedded resources as blocked when they're not in robots.txt?
John Mueller clarifies that in the blocked resources report of Google Search Console, embedded content on pages can be listed, even if these resources do not seem to be blocked by robots.txt. To addre...
John Mueller Aug 28, 2015
★★★ How does blocking URLs in robots.txt dilute the PageRank of your backlinks?
The robots.txt file should not be used to address canonical issues, as links lose their PageRank when pointing to a URL blocked by robots.txt....
John Mueller Aug 25, 2015
★★★ Can Google really index your pages without crawling them?
Google can index a URL even if it has not crawled it, based on external links and anchor text, but without a content snippet....
John Mueller Aug 25, 2015
★★ Deep Links: Do you really need to choose between HTTP schema and custom schema?
Google recommends using either an HTTP schema or a custom schema for deep links. With the HTTP schema, already indexed URLs will be automatically validated. With a custom schema, each page must be ann...
Krzysztof Bielski Aug 25, 2015
★★★ Does Google really ignore your canonical tags when it suits them?
For canonical tags, Google considers them as suggestions, not directives. When there are clear contradictions in their implementation, Google may choose to ignore this tag and decide on the canonical ...
John Mueller Aug 14, 2015
★★ Are sitemaps really essential for crawling your site?
Site map files are important to ensure that Google can quickly discover new URLs on your site. CMS may have plugins or built-in features to generate these files....
John Mueller Aug 11, 2015
★★★ Do URL parameters in the Search Console really work the way people think?
Using parameters in Google Search Console is a way to guide Google on how to handle these URLs. However, it's not a definitive rule. If pages cause a high server load, it's better to use a robots.txt ...
John Mueller Aug 11, 2015
★★ Why does Google still display the old domain months after a migration?
After a domain change, even with 301 redirects, it may take several months for Google to stop displaying the old domain in specific queries related to the old site....
John Mueller Aug 11, 2015
★★★ Does a 301 redirect really transfer 100% of PageRank and ranking signals?
For URL changes, it is essential to set up a permanent 301 redirect to ensure the transfer of indexing and ranking signals to the new URL....
John Mueller Jul 31, 2015
★★ Do absolute or relative URLs really affect your crawl budget?
Using absolute or relative URLs does not impact Google's crawl budget. The important factor is that Google can access the correct URLs, especially if the site is available under different variations....
John Mueller Jul 31, 2015
★★ Why doesn't Google tell you which URLs from your sitemaps remain unindexed?
It is not possible to see exactly which URLs from a sitemap are not indexed, but separating sitemaps by content type can help diagnose indexing issues....
John Mueller Jul 30, 2015
★★ Should you really redirect old 404s to your homepage during a migration?
Old URLs with 404 errors can be redirected to the new homepage to prevent errors, but this won't have a significant impact since Google treats 404 redirects and direct 404 errors similarly....
John Mueller Jul 30, 2015
★★★ How long does it really take to migrate a website in SEO?
When transferring a website, a 301 redirect is crucial to maintain SEO, and the process of changing the indexing from old to new URLs can take several months....
John Mueller Jul 30, 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.