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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★★ Does the URL Parameter Tool really consolidate all signals as Google claims?
By configuring a parameter as 'Representative URL' in the Search Console parameter tool, Google consolidates all signals from URLs with that parameter to a unique representative version. This can redu...
John Mueller May 13, 2020
★★ Does asynchronous JavaScript post-load really hinder Google indexing?
If part of the content (e.g., e-commerce product listings) is loaded asynchronously via JavaScript after the initial load, it’s not a problem as long as it loads quickly and shows correctly in the URL...
Martin Splitt May 12, 2020
★★ Should you test Cloudflare Rocket Loader and third-party tools before activating them for SEO?
To determine if a service like Cloudflare Rocket Loader is compatible with SEO, test your URLs with Google's tools (Mobile Friendly Test, Rich Results Test, Search Console). If the content is displaye...
Martin Splitt May 12, 2020
★★★ Is it really a good idea to inject the canonical tag through JavaScript?
Using JavaScript to inject the canonical tag into the head is perfectly acceptable, as long as it appears at the right place in the rendered DOM and points to the expected URL. Check with testing tool...
Martin Splitt May 12, 2020
★★★ Do You Really Need to Configure International Targeting in Search Console to Rank Locally?
Gary Illyes on Reddit explained that indicating in Search Console the target country of a site ("International Targeting" option) was "an important indication that can help in the country in question,...
Gary Illyes May 11, 2020
★★★ How can you spot and prevent the three types of code injections that could jeopardize your SEO?
Hackers use three main forms of injection: URL injection (creating new pages with spammy links), content injection (adding spammy keywords or irrelevant text), and code injection (modifying the site's...
Aurora Morales May 07, 2020
★★★ Are JavaScript links really crawlable by Google if the code is clean?
Client-side generated links with JavaScript are crawlable by Google as long as they are <a> tags with an href attribute containing a crawlable URL. Client-side rendering is not an issue as long as the...
Martin Splitt May 05, 2020
★★★ How does Google detect pirated content obscured by cloaking?
If pirated content is not visible on the URLs provided in Search Console, this could be an example of cloaking. Cloaking shows different content to users and search engines, complicating the cleaning ...
Daniel Waisberg May 05, 2020
★★★ Can renaming a URL parameter really force Google to reindex your duplicate pages?
When Google learns that a URL parameter is irrelevant and groups pages as duplicates, this learning persists for a long time. Changing the parameter name (e.g., from 'q=' to 'qu=' or 's=') forces Goog...
John Mueller May 05, 2020
★★ How does Google handle the indexing of duplicate images across different websites?
Google tries to merge identical images found on different URLs into its index by establishing a single canonical URL, although differences in the content or metadata of the images can sometimes lead t...
John Mueller May 01, 2020
★★ Should you really be concerned about internal PageRank on noindex pages?
On a normal e-commerce site, there’s no need to worry about the flow of PageRank between listed pages and noindex pages. Google systems handle this well. The major impact is on crawling (filtered URLs...
John Mueller May 01, 2020
★★ Should you really keep your old domains to safeguard your brand?
Mueller strongly recommends keeping old domain names indefinitely, even without content, to avoid a third party purchasing the domain and associating your brand with undesirable content....
John Mueller May 01, 2020
★★ Should you choose dashes or pluses in URLs for better SEO?
Using pluses (+) or dashes (-) in URLs has no impact on crawling or ranking. Dashes are preferred for technical convenience (to avoid spaces in tools), but both work identically for Google....
John Mueller May 01, 2020
★★★ Is it really a concern for your organic traffic when migrating to a new domain?
A complete domain change with 1:1 redirects is generally handled effectively by Google with no significant loss of ranking. Conversely, splitting or merging sites can lead to more substantial fluctuat...
John Mueller May 01, 2020
★★★ Should you really abandon the desktop version of your site with mobile-first indexing?
Once switched to mobile-first indexing, Google uses only the mobile version for indexing, context, and understanding of URLs. If budget is limited between desktop and mobile, prioritize mobile. But do...
John Mueller May 01, 2020
★★★ Should you really choose between a fresh start and redirections during a partial migration?
To migrate the best content to a new domain without transferring bad signals, you must choose: either start completely fresh (no redirects/links/reused content) or redirect (and accept the transfer of...
John Mueller May 01, 2020
★★★ Does hreflang really protect against duplicate content?
Hreflang helps Google recognize which URL to display but does not eliminate the detection of duplicate content. Google indexes a canonical version and exchanges the displayed URL based on the user's l...
John Mueller May 01, 2020
★★ Is it true that Google only analyzes 10% of your URLs in mobile Search Console reports? Should you be concerned about the rest?
Mobile user experience reports in Search Console analyze about 10% of a website's URLs, chosen to be representative. The absence of problems on these samples generally suggests good health for the res...
John Mueller May 01, 2020
★★ Do Expired Domains Really Buy Back Their SEO Past?
When a site goes down and then the owner renews it, Google's algorithms try to be helpful by restoring the previous state. This 'help' can persist for several months to several years. Do not rely on e...
John Mueller May 01, 2020
★★ Do subdomains or subdirectories really matter for SEO according to Google?
Google has no SEO preference between subdomains (blog.site.com) and subdirectories (site.com/blog). Mueller recommends consolidating everything under the same hostname for easier tracking, but technic...
John Mueller May 01, 2020
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