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 3 questions

Less than 30 seconds. Find out how much you really know about Google search.

🕒 ~30s 🎯 3 questions 📚 SEO Google
★★★ Could a domain name similar to a competitor harm your SEO?
A webmaster was concerned about having a domain very close to another (only one letter difference). John Mueller responds that this is generally not an issue for SEO in itself. The only real risk iden...
John Mueller Apr 21, 2026
★★★ Should you really avoid using unique canonicals on multi-page e-commerce sites?
On LinkedIn, Rowan Collins, SEO Consultant, exchanged with John Mueller on a specific point about e-commerce structured data. For a multi-page site, each product variant with its own URL should not be...
John Mueller Mar 31, 2026
★★ Does Google really block 40 billion spam URLs daily—and how does your site avoid the filter?
Google processes and blocks approximately 40 billion spam URLs per day, which illustrates the scale of the spam problem on the internet and the challenges search engines face in combating it....
Martin Splitt Mar 30, 2026
★★★ Does Googlebot really stop at 15 MB per URL?
By default, Googlebot retrieves 15 megabytes of raw content per URL, then stops. This limit applies per URL: if your HTML references other resources, each of them has its own 15 MB limit....
Martin Splitt Mar 30, 2026
Is Google really processing 40 billion spam URLs every single day?
Google detects and processes billions of spam URLs every day. The exact figure mentioned on Google's official blog reaches 40 billion URLs per day....
Martin Splitt Mar 30, 2026
★★★ Does the 15 MB Googlebot crawl limit really kill your indexation, and how can you fix it?
Googlebot retrieves a default of 15 megabytes of raw content (raw bytes) per URL, then stops. This 15 MB limit applies to each URL individually: if your HTML references other resources, each one has i...
Martin Splitt Mar 30, 2026
★★★ Does Googlebot really cap crawling at 15 MB per URL?
By default, Googlebot retrieves 15 megabytes of raw content per URL, then stops. This limit applies to each URL individually: if your HTML references other resources, those also have their own 15 MB l...
Martin Splitt Mar 30, 2026
★★★ Is mobile-desktop mismatch really destroying your SEO rankings right now?
During the shift to mobile-first indexing, Google observed that a large number of pages showed differences between mobile and desktop versions (distinct URLs). Content was often missing on mobile, alo...
Martin Splitt Mar 30, 2026
★★★ Is your mobile site missing critical content that exists on desktop?
During the rollout of mobile-first indexing, Google observed numerous cases where mobile and desktop versions of the same content (different URLs) presented significant gaps: missing content, absent l...
Martin Splitt Mar 30, 2026
★★★ Does Googlebot really stop crawling after 15 MB per URL?
By default, Googlebot fetches 15 megabytes of raw content per URL, then stops. This limit applies individually to each URL: if an HTML page references external resources, each of those resources also ...
Martin Splitt Mar 30, 2026
★★★ Does Googlebot really stop crawling after 15 MB per URL?
By default, Googlebot retrieves 15 megabytes of raw content per URL, then stops. This limit applies to each URL individually: if your HTML references other resources, those resources each have their o...
Martin Splitt Mar 30, 2026
★★ Does Google really block 40 billion spam URLs every single day?
Google intercepts tens of billions of spam URLs every day, a figure that illustrates the scope of spam that search engines must face....
Martin Splitt Mar 30, 2026
★★★ Is Google Really Measuring Page Weight the Way You Think It Does?
For Google, page weight (page size) corresponds to the raw bytes transferred by URL, and not the total sum of all downloaded resources. This definition differs from that of users who often consider th...
Martin Splitt Mar 30, 2026
★★★ Why Is It Perfectly Normal to Temporarily Lose Rankings After an HTTPS Migration?
The owner of a 15-year-old financial website panicked after losing his top 3 Google rankings following an HTTPS migration. He had also changed his WordPress theme and updated his content, and was wond...
John Mueller Mar 24, 2026
★★ Why does Google really use two distinct systems to access your pages—and how does it affect your SEO?
Crawlers process URLs in batches continuously, while fetchers process individual URLs on demand from a user. Fetchers require a person to wait for the response, unlike crawlers which operate asynchron...
Gary Illyes Mar 12, 2026
★★★ Are your strategic pages invisibly disappearing from Google's index and how do you get them back?
If important pages on your site are not appearing in the Search Console pages list, there may be a problem with these pages. In that case, use the Inspect URL tool to discover why....
Daniel Waisberg Mar 10, 2026
★★★ Why does the public URL test fail so frequently in Search Console?
When the public URL test generates an error in Search Console, this generally indicates that Google cannot fetch or fully render the content. Check server logs to identify firewall blocks, timeouts, o...
Google Mar 05, 2026
★★ Are iframes in your <head> really killing your SEO?
If iframes are injected into the head by third-party scripts, this can theoretically close the head tag prematurely. However, if the URL inspection tool confirms that important tags (title, canonical)...
Google Mar 05, 2026
★★★ Should you really upload your disavow list only on the current domain?
For the link disavow tool, the list must be uploaded only to the Search Console property of the current domain. If a redirect is properly configured, Google transfers link signals to the new domain. N...
Google Mar 05, 2026
★★ Do simple URLs really impact your Google rankings?
Simple and understandable URLs are beneficial for both users and crawlers. A clear URL structure like a REST API that clearly identifies resources can indirectly help with SEO. Google recognizes both ...
Google Mar 05, 2026
🔔

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.