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.
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🕒 ~1 min 🎯 5 questions
★★★ Does robots.txt really prevent the indexing of your pages?
The robots.txt file prevents crawling but not necessarily indexing. Google can index URLs blocked by robots.txt without their content. These pages may appear in site: queries without a snippet, but us...
John Mueller Apr 09, 2021
★★ Is the Web Stories Test Tool truly essential for validating your AMP stories?
The Web Stories Test Tool allows you to verify that a Web Story is valid AMP by entering its URL. It also lets you preview how the story will look in Google search results before publication....
Pascal Birchler Apr 08, 2021
★★ Should you really abandon separate mobile URLs (m.example.com)?
Google still supports separate mobile URL configurations (m.example.com and www.example.com) with appropriate canonical and alternate tags. It's no longer recommended for new sites (it's better to hav...
John Mueller Apr 01, 2021
★★★ Does a spammy past really erase its SEO footprint after a decade?
A spammy site hosted on a domain ten years ago will have no residual effects on the current site. Spam effects do not persist after a ten-year hiatus. The only possible effects concern artificial link...
John Mueller Apr 01, 2021
★★★ Can self-referential canonical tags really safeguard your site from URL duplications?
Using a canonical tag pointing to the page itself allows Google to manage URL variations (www/non-www, UTM parameters, etc.) and consolidates indexing on the preferred version even if different URLs e...
John Mueller Apr 01, 2021
★★★ Should you really add a self-referencing canonical tag on every page?
Using a self-referencing canonical tag (pointing to the same page) is recommended because it helps Google identify the preferred version when a page can be crawled with different URL variations (www/n...
John Mueller Apr 01, 2021
★★ Are separate mobile URLs (m.example.com) still a viable SEO option?
The configuration with separate mobile URLs (m.example.com) remains fully supported with proper canonical and alternate tags. Google recommends a single version for simplicity but does not enforce thi...
John Mueller Apr 01, 2021
★★ Does an inactive spam domain automatically regain its reputation after a decade?
If a domain hosted a spam site 10 years ago, the negative effects do not persist after such a long period of inactivity. Old toxic links eventually cease to have any impact....
John Mueller Apr 01, 2021
★★★ How long can you keep a 503 code without risking deindexation?
The 503 server code (temporary error) should be used for no more than a few days, between 2 and 7 days. After this period, Google will start to deindex the affected URLs. There is no exact time limit,...
John Mueller Apr 01, 2021
★★★ Do News sitemaps really speed up the indexing of your content?
News sitemaps (limited to 1000 URLs) help Google index content from sites already identified as news sources more quickly. However, using a News sitemap will not speed up indexing if Google is not alr...
John Mueller Apr 01, 2021
★★ How long can a 503 error last without risking deindexation?
The server code 503 indicates a temporary error. Google recommends not using it for more than 2 to 7 days maximum, after which Google will begin to progressively deindex the affected URLs....
John Mueller Apr 01, 2021
★★★ Should you remove dates from your URLs to improve your rankings?
Including the day and month in the URL is acceptable and does not affect the crawling, indexing, or ranking of the page in Google....
John Mueller Mar 31, 2021
★★★ Why do multiple canonical tags pointing to different URLs break your indexing?
You should avoid having multiple rel canonical tags pointing to different URLs on the same page. Multiple canonicals with separate URLs should be avoided....
John Mueller Mar 31, 2021
★★ Is a single domain sufficient for international SEO or risky?
It is entirely acceptable to have a single domain to target a global audience. Many websites only have one version available globally, without the necessity for multiple ccTLDs....
John Mueller Mar 31, 2021
★★ Does the structure of your sitemaps really affect Google crawl?
The structure of sitemap files (number of URLs per file, file names) does not affect how Google crawls URLs. Google treats all sitemaps together in the same database. Organize your sitemaps according ...
John Mueller Mar 26, 2021
★★★ Subdomains vs subdirectories: Does Google really distinguish between them for SEO?
Google treats subdomains and subdirectories the same way for SEO. The choice should be based on what is easier to maintain technically. Geographical targeting is configured in Search Console in both c...
John Mueller Mar 26, 2021
★★★ Does URL structure really affect Google rankings?
Google does not count the number of slashes in URLs. The depth of the directory structure does not affect ranking. Use the URL structure that suits your users. Google treats URLs as identifiers, not a...
John Mueller Mar 26, 2021
★★ Should you really avoid geographic IP redirects on your site's country versions?
For geographic IP redirects, apply them only to the generic homepage (www), not to the country-specific versions. This way, the generic page can be crawled, and hreflang annotations are visible, while...
John Mueller Mar 26, 2021
★★ Does lending a subdomain really affect your main domain?
Lending a subdomain to a third party carries risks. Any additional content might impact the reputation of your main domain if quality standards are not maintained....
Google Mar 25, 2021
★★★ Is faceted navigation really a coverage error trap?
Excessive use of URL parameters in faceted navigation can generate a lot of duplicate pages, which increases the number of coverage errors. These pages need to be properly managed to optimize crawling...
Google Mar 25, 2021
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