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age, helping SEO specialists make informed strategic decisions based on verified information rather than speculation or outdated assumptions about temporal ranking factors.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 really limit the number of H1 and H2 tags on a page?
Google is flexible regarding the use of H1, H2 title tags, etc. There is no maximum number of H tags per page....
John Mueller Nov 13, 2018
★★★ Does mobile-first indexing really apply to all ranking criteria, including above-the-fold?
Google is trying to use the mobile version as much as possible for its algorithms, including for assessing what appears above the fold....
John Mueller Nov 13, 2018
★★★ Is anchor text really important for SEO?
Descriptive anchor text is recommended to help Google understand the context of the linked page, even though it is not a critical factor....
John Mueller Nov 13, 2018
★★★ Does internal duplicate content really harm your SEO ranking?
Google does not penalize for duplicate content within the same site, like product reviews or repeated legal mentions across different pages....
John Mueller Nov 13, 2018
★★★ Can mobile-first indexing hide your poorly linked product pages?
With mobile-first indexing, Google will only use the mobile version to index a site, which can affect poorly linked product pages....
John Mueller Nov 13, 2018
★★★ Do language selection interstitials really block Google’s crawl?
Google recommends using banners instead of interstitials for language selection to allow Googlebot to access the page content....
John Mueller Nov 13, 2018
★★★ Does the alt text of images really boost your SEO?
The text in the alt attribute of images helps Google understand the page, although it plays a more significant role in image search than in overall ranking....
John Mueller Nov 13, 2018
★★ Should you really redirect an old category to just one of the new URLs?
When a category URL is split into several, the old URL can be redirected to one of the new URLs, and the new pages should be linked normally within the site structure....
John Mueller Nov 13, 2018
★★★ Should You Really Use the Same Title Tag for Both Desktop and Mobile?
John Mueller advised on Twitter to use only one Title tag, identical for both desktop and mobile versions of a web page. And, within the framework of the Mobile First index, it's the mobile version's ...
John Mueller Nov 12, 2018
★★★ Should You Merge Multiple Pages Into One to Improve Your SEO?
John Mueller explained in a hangout that combining multiple pieces of content into a single page could be beneficial for SEO but sometimes also fail to deliver good results. It will be beneficial for ...
John Mueller Nov 12, 2018
★★★ Can You Copy-Paste Legal Pages Without Hurting Your SEO?
John Mueller indicated on Twitter that it poses no problem for the search engine if you copy/paste the content of pages such as Terms of Service, Terms of Sale, Legal Notices or other administrative p...
John Mueller Nov 12, 2018
★★ Do 301 Redirects Between Unrelated Pages Really Lose All Their PageRank?
John Mueller provided more information during a hangout on how a 301 redirect passes "link juice" (PageRank) from one page to another. He initially indicated, as was already known, that 301 and 302 re...
John Mueller Nov 05, 2018
★★★ How Does Googlebot Actually Interpret Your Website's JavaScript?
Google's Martin Splitt indicated during a hangout that there was still a gap between how current browsers (example: Chrome version 70) parsed and displayed a web page and how Googlebot saw it (more li...
Martin Splitt Nov 05, 2018
★★★ Does frequently changing a page's title harm its SEO?
Frequently changing a page's title is not inherently considered spam. However, the impact of these changes on SEO depends on the relevance and consistency of the content in relation to the chosen titl...
Google Oct 31, 2018
★★ Does Google really overlook third-party JavaScript when it comes to loading speed?
The need to load third-party systems can be problematic for page speed, but Google is generally able to ignore them, especially for Analytics or Tag Manager scripts....
John Mueller Oct 31, 2018
★★ Should you really archive old product versions instead of deleting them?
For product content that is old but still relevant, it can be beneficial to archive it instead of deleting it, but this also depends on user expectations....
John Mueller Oct 31, 2018
★★★ Does merging your similar pages really boost your Google ranking?
Merging multiple pages of similar content into one page can improve rankings because it creates a stronger, better-ranked page....
John Mueller Oct 31, 2018
★★★ How Does Google Actually Discover Your New Web Pages?
Gary Illyes indicated at the Pubcon event that the two main pathways Google considers for identifying new URLs to crawl are first the tracking of hyperlinks by its bots, and secondly XML Sitemap files...
Gary Illyes Oct 29, 2018
★★ Can You Host Your Website on Multiple Servers in Different Countries Without Hurting SEO?
John Mueller indicated on Twitter that having certain parts of a site hosted on a server with an IP address in one country (for example the United States) and other parts on another server with an IP ...
John Mueller Oct 29, 2018
★★★ Why Does Google Take Several Weeks to Index Some Web Pages?
We know that the Google search engine no longer just reads the HTML code of pages in a basic way as it did years ago, but tries to analyze web pages as if they were displayed in a browser. This "rende...
Gary Illyes Oct 23, 2018
🔔

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.