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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★★★ Should you really check a domain's history before purchasing it for an SEO migration?
Before migrating to a new domain, it's crucial to check its history. If the old domain hosted spam or adult content, Google retains negative signals. A domain associated with adult content may remain ...
John Mueller Dec 11, 2020
★★★ Do domain extensions (.com, .fr, .uk) really influence the weight of backlinks?
Google does not differentiate link weight based on domain extensions (.au, .com, .uk). Instead, Google evaluates the type of link and its importance according to the context provided: some links bring...
John Mueller Dec 11, 2020
★★ Should you really use the address change tool when migrating between subdomains?
The address change tool in Search Console assists during a domain name change to transfer signals at the domain level. It is not needed for moving between subdomains of the same domain (e.g., m.exampl...
John Mueller Dec 11, 2020
★★ Should you really delay your SEO changes during a Core Update?
There is no conflict in launching design or URL changes during the deployment of a core update. Core updates target broader changes. If you are making improvements, it’s better to put them online as s...
John Mueller Dec 11, 2020
★★★ Do domain extensions (.com, .fr, .uk) really influence the value of backlinks?
Google does not assign different weights to links based on the extension (.com, .au, .uk). Differentiation is based on the type of link and its contextual importance: does it provide substantial infor...
John Mueller Dec 11, 2020
★★★ How can cleaning up your URL structure solve your ranking problems?
When multiple similar pages exist and the wrong ones rank, cleaning up the site structure helps Google to identify the right pages. This includes reducing internal links to unwanted pages and using re...
John Mueller Dec 11, 2020
★★★ How long does it really take for a domain migration to stabilize in Google?
It takes time for Google's signals to stabilize after a site migration. It’s not instantaneous: Google must gather all signals associated with the pages, a process that can take several months, even f...
John Mueller Dec 11, 2020
★★★ Does every change to content or design really affect SEO rankings?
Any change on a website (adding/removing text, modifying internal linking, changing layout affecting headers) must be reflected in rankings. Keeping the same URLs helps preserve signals, but Google mu...
John Mueller Dec 11, 2020
★★ Can an adult domain host non-adult sections without penalizing the entire site?
Safe Search filters generally apply to a broad URL pattern across a site. If the majority of a domain is adult with a small non-adult segment, Google will likely filter the entire domain. Using subdom...
John Mueller Dec 11, 2020
★★ Why does Google maintain SafeSearch filtering even after migrating to clean content?
If the new domain previously hosted adult content, it may be listed in Google's SafeSearch filter. The update will occur automatically as it sees the new content, but it takes time to switch to a norm...
John Mueller Dec 11, 2020
★★ Do domain migration problems amplify the impact of Core Updates?
A site with residual domain migration issues can be doubly affected by a core update: the combination of remaining migration problems and the impact of the update explains the observed fluctuations....
John Mueller Dec 11, 2020
★★★ What impact can changing your site's design or content have on your rankings?
Any change on a site (adding or removing text, modifying internal linking, changing the layout with different headings) must be reflected in the rankings. Retaining the URLs makes migration easier as ...
John Mueller Dec 11, 2020
★★ Do you really need the address change tool to migrate between subdomains?
The address change tool in Search Console mainly helps when changing a domain name to transfer signals at the domain level. It is not necessary for a migration between subdomains of the same domain (f...
John Mueller Dec 11, 2020
★★★ Can redirecting to an archive section really help preserve the SEO of old pages?
To archive old pages while preserving their SEO value, simply redirect the URLs to the site's archive section. This signals Google to transfer link signals to the new destinations....
John Mueller Dec 11, 2020
★★★ Should you ditch infinite scroll to ensure proper indexing by Google?
For infinite scroll, it is recommended to split the content so that it is accessible via specific URLs, to submit individual elements via sitemap, or to offer a paginated version as an alternative....
Martin Splitt Dec 10, 2020
★★★ How does Google choose the canonical URL among more than 20 signals?
Google uses over 20 different signals to determine which page should be selected as the canonical URL in a cluster of duplicates. These signals include content, PageRank, HTTPS, sitemaps, and redirect...
Gary Illyes Dec 10, 2020
★★★ Does canonicalization really impact Google rankings?
Canonicalization is completely independent of ranking. The signals used to choose the canonical URL (like presence in the sitemap) do not serve to improve that page’s position in search results....
Gary Illyes Dec 10, 2020
★★ How does Google categorize your pages into duplicate clusters before selecting the canonical one?
When Google calculates and compares the digital fingerprints of pages, those that are similar or partially similar are grouped together in a duplicate cluster before selecting a canonical URL....
Gary Illyes Dec 10, 2020
★★★ Can the canonical tag really be ignored by Google?
The link rel canonical tag is a strong signal to indicate to Google which URL should be canonical, as it represents an explicit specification from the author. However, it is part of a set of weighted ...
Gary Illyes Dec 10, 2020
★★ How can you spot a genuine crawl budget issue on your website?
To identify crawl budget issues, check for URLs that have never been crawled in your server logs and monitor refresh rates. If certain sections aren’t refreshed for months despite modifications, it’s ...
Gary Illyes Dec 09, 2020
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