What does Google say about SEO? /
Domain age and historical factors remain hotly debated topics in the SEO community. This category compiles Google's official statements regarding how domain age, history, and accumulated reputation influence search rankings. SEO professionals frequently question whether the sandbox effect truly exists for new websites, whether older domains hold inherent advantages, and how a site's history impacts current performance—including previous ownership changes, past penalties, and archived content. Google representatives have consistently addressed these concerns, particularly regarding the concept of trust built over time. Understanding these official positions helps practitioners separate persistent myths from actual ranking factors recognized by Google's algorithms. This knowledge proves invaluable when acquiring expired domains, conducting site migrations, or implementing rebranding strategies where historical signals can significantly impact future SEO performance. These declarations provide clarity on what truly matters: quality content and user experience rather than mere domain age, helping SEO specialists make informed strategic decisions based on verified information rather than speculation or outdated assumptions about temporal ranking factors.
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★★★ Does Google Measure Core Web Vitals on Noindex Pages?
John Mueller indicated during a hangout that a web page with a "noindex" tag could be analyzed as part of the Page Experience / Core Web Vitals project, since it is available online and can be read by...
John Mueller Dec 14, 2020
★★ Should you really rewrite all your title tags to rank higher?
Google recommends identifying areas where you can modify the text of title tags within the appropriate HTML title tags to optimize your pages....
Google Dec 14, 2020
★★★ Do Structured Data Tags Really Make a Difference for SEO Rankings?
John Mueller explained on Twitter that the reading of structured data tags on a page is considered in the search engine's relevance algorithm only in an "extremely weak" way because, most of the time,...
John Mueller Dec 14, 2020
★★★ How does cleaning up your URL structure really enhance the ranking of your strategic pages?
When poor pages (tags similar to categories) rank better than good ones, cleaning up the structure helps: reducing internal links to these pages, using rel=canonical, or redirecting to the desired pag...
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 links from old press releases really drag down your backlink profile?
Press releases accumulate links over time, but these are very dated links from news archives. Even if the number of links seems high, these links are less useful as they have become very irrelevant....
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
★★★ Should you really stuff your titles with every keyword variation?
Including all variations of keywords in a title (plural, singular, synonyms) does not automatically make a page relevant. Google can rewrite such titles if they resemble an SEO keyword list rather tha...
John Mueller Dec 11, 2020
★★★ Do AMP errors really harm Google rankings, or is it just a myth?
AMP errors on pages do not have a negative effect on ranking. However, they prevent Google from processing these pages as valid AMP, thus hindering caching and rapid serving. It's a usability issue, n...
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 blocking a folder via robots.txt kill the PageRank transfer to your strategic pages?
Completely blocking a folder with robots.txt prevents Google from knowing the content of the pages. If external links point to these blocked pages, Google cannot indirectly transfer those links to the...
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
★★★ Does Google rewrite your titles to manipulate your click-through rates?
Google sometimes rewrites page titles based on user queries to better match what they are searching for. This occurs if the title is generic, duplicated across multiple pages, or simply a list of keyw...
John Mueller Dec 11, 2020
★★ Do AMP errors really affect your Google ranking?
If Google detects AMP errors, the pages are not valid and will not be kept in the AMP cache nor treated as AMP alternates. There is no effect on ranking, but you are not fully leveraging your AMP page...
John Mueller Dec 11, 2020
★★ Should you really update all backlinks after a domain migration?
After a domain migration, updating external links pointing to the old site helps Google with canonicalization. If Google hesitates between the old and new version, external links to one version help i...
John Mueller Dec 11, 2020
★★★ Should you block pages receiving backlinks with robots.txt?
If a page is blocked by robots.txt, Google does not know its content and cannot indirectly transfer external links to the main content of the site. It is important to avoid blocking important pages th...
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
★★★ Does Google really rewrite your titles to boost clicks without affecting rankings?
Google sometimes rewrites page titles based on the search query to better align with user intent. This does not change the ranking: it's solely to improve the click-through rate by presenting a more r...
John Mueller Dec 11, 2020
★★ Are Web Stories really indexable like regular pages?
Web Stories are canonical AMP pages (without an alternative HTML version). They can be indexed individually like regular content. Google does not yet display them in all countries in specific features...
John Mueller Dec 11, 2020
★★ How does Google truly detect duplicate content and why doesn't it seek the original?
Google easily identifies duplicate content by searching for identical texts on different pages. However, determining the appropriate action when faced with duplicate content is more complex. Google do...
John Mueller Dec 11, 2020
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