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age, helping SEO specialists make informed strategic decisions based on verified information rather than speculation or outdated assumptions about temporal ranking factors.
Quick SEO Quiz

Test your SEO knowledge in 5 questions

Less than a minute. Find out how much you really know about Google search.

🕒 ~1 min 🎯 5 questions
★★★ Should You Still Calculate Keyword Density to Optimize Your SEO in 2024?
John Mueller explained once again in a webmaster hangout that Google's algorithm does not use a notion of "keyword density index" in content to assign a relevance score to a page for that query: "Keyw...
John Mueller Feb 06, 2023
★★★ Can loading spinners really prevent Google from indexing your JavaScript pages?
Loading spinners that hide content during JavaScript rendering can prevent Googlebot from accessing the full content of the page, even if everything works correctly in Chrome or in Fetch as Google....
Martin Splitt Feb 01, 2023
★★ Can JavaScript Really Be Indexed Faster Than HTML?
Contrary to expectations, some JavaScript pages can be indexed faster than their HTML equivalents, because Google runs indexing processes in parallel with different priorities depending on the type of...
Martin Splitt Feb 01, 2023
★★★ Why do 301 redirects remain absolutely critical when migrating to a new domain?
When changing a company name that modifies URLs, the most important thing is to ensure that old URLs redirect to new ones with 301 redirects. You then need to verify the new domain in Search Console....
John Mueller Jan 31, 2023
★★★ Is Google really ignoring your carefully crafted meta description in favor of something else?
Google does not guarantee the use of the meta description you write. Snippets are auto-generated and can vary depending on the user's search query. Google uses different parts of the page according to...
John Mueller Jan 31, 2023
★★★ Should you still optimize keyword density for SEO in 2025?
Google does not use optimal keyword density. Its systems recognize a page's topic even without mentioning keywords. However, it is preferable to be explicit and use the same terminology as your users....
John Mueller Jan 31, 2023
★★ Are image EXIF data really useless for SEO?
Google does not use image EXIF data for SEO. The only image metadata currently used is IPTC....
John Mueller Jan 31, 2023
★★★ Should you really waste time cleaning up spammy backlinks from your link profile?
Google's systems are becoming better at identifying spammed links automatically. It's not necessary to prioritize their cleanup unless you receive a manual action. The disavow tool can be used if nece...
John Mueller Jan 31, 2023
★★ Do you really need to request removal of redirected URLs from Google's index?
After moving content with 301 redirects, there is no need to request the removal of old URLs from the index. This happens automatically over time. If old URLs appear in specific searches, this is norm...
John Mueller Jan 31, 2023
★★★ Can a 404 code targeting Googlebot block the indexing of your pages?
If your server returns a 404 code only to the Googlebot user agent while users can see the page normally, Google considers that the page does not exist and cannot index it. It's a server configuration...
John Mueller Jan 31, 2023
★★ Are 'Made by X' footer links really safe for your SEO?
Footer links like 'made by Squarespace' that come with the theme are not problematic. If you control the link, it is recommended to add nofollow and verify that the anchor text is reasonable....
John Mueller Jan 31, 2023
★★ What happens when your hreflang links fail to validate completely?
Hreflang clusters are formed with validated links. If an hreflang link cannot be validated, it will not appear in the cluster, but the cluster will be created with the other valid links. Pages marked ...
John Mueller Jan 31, 2023
★★ Should you update your sitemap's lastmod date every time you make a minor change?
The lastmod date in an XML sitemap file should indicate when content has changed enough to justify a new crawl. If comments are critical to the page, their date can be used....
John Mueller Jan 31, 2023
★★★ How Can XML Sitemaps Help You Manage Internal Duplicate Content?
Gary Illyes explained on LinkedIn that it's important, when a site has internal duplicate content, to indicate in the XML Sitemap the URL of canonical pages to help Google properly distinguish between...
Gary Illyes Jan 30, 2023
★★★ Can Two Websites Share the Same Brand Name Without SEO Penalties?
John Mueller explained on Mastodon that the fact that two sites have the same name, the same "brand" (but of course not the same domain name...) does not pose a problem for Google in technical terms (...
John Mueller Jan 23, 2023
★★★ Does Google Really Use Web Page Traffic as a Quality Indicator for Content?
John Mueller indicated on Twitter that traffic on a web page is not necessarily representative of the quality of its content. A page can have low traffic and still be very relevant: "Traffic is not a ...
John Mueller Jan 23, 2023
★★★ Is it really necessary to maintain product data in both Schema and Merchant Center?
Google recommends providing product data through both structured data on web pages and via the Google Merchant Center feed whenever possible. This combined approach delivers the best results for eligi...
Alan Kent Jan 17, 2023
★★ Why settle for Google-only Schema.org when Bing, Yandex and other search engines are already exploiting it?
Schema.org markup is used by search engines beyond Google. It is therefore useful to consult the schema.org website to understand the broader range of structured data available for e-commerce sites....
Alan Kent Jan 17, 2023
★★ Are strong product identifiers really the key to multi-merchant matching in Google Shopping?
The multi-merchant Shopping knowledge panel displays multiple sellers of the same product. This matching is more reliable if a strong product identifier is present on your product pages, allowing Goog...
Alan Kent Jan 17, 2023
★★ Do you really need to stack three layers of product data to impress Google?
To get started, it is advisable to begin with structured data on web pages, then add an automatic Google Merchant Center feed that creates a feed from page content, and finally move to a high-quality ...
Alan Kent Jan 17, 2023
🔔

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.