What does Google say about SEO? /
The Crawl & Indexing category compiles all official Google statements regarding how Googlebot discovers, crawls, and indexes web pages. These fundamental processes determine which pages from your website will be included in Google's index and potentially appear in search results. This section addresses critical technical mechanisms: crawl budget management to optimize allocated resources, strategic implementation of robots.txt files to control content access, noindex directives for page exclusion, XML sitemap configuration to enhance discoverability, along with JavaScript rendering challenges and canonical URL implementation. Google's official positions on these topics are essential for SEO professionals as they help avoid technical blocking issues, accelerate new content indexation, and prevent unintentional deindexing. Understanding Google's crawling and indexing processes forms the foundation of any effective search engine optimization strategy, directly impacting organic visibility and SERP performance. Whether troubleshooting indexation problems, optimizing crawl efficiency for large websites, or ensuring proper URL canonicalization, these official guidelines provide authoritative answers to complex technical SEO questions that shape modern web presence and discoverability.
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★★★ Is duplicate content truly safe for your SEO?
There is no penalty for duplicate content. If the same content exists on multiple sites, Google will simply index one version and focus the value on that. Google does not see the site as spam or of lo...
John Mueller Jan 08, 2021
★★★ Is it true that crawl volume is insignificant for SEO?
The amount of crawling done by Google is not an indicator of quality or ranking. A decline in the number of crawl requests (from 300K to 50K, for example) is not a problem as long as the Crawl Stats r...
Martin Splitt Jan 06, 2021
★★ Does the crawl budget really fluctuate without affecting your site's performance?
Google adjusts the crawl budget based on needs: if the pages have probably not been updated, less crawling is necessary. The volume can fluctuate naturally without impacting the performance or coverag...
Martin Splitt Jan 06, 2021
★★★ Can You Actually Spot Passage Indexing Results in Google's SERPs?
Danny Sullivan also explained on Twitter that results displayed through "Passage Indexing" (when this system is implemented, which is not yet the case) will not appear as featured snippets, in any for...
Danny Sullivan Jan 04, 2021
★★★ Can the nosnippet Tag Actually Block Google's Passage Indexing?
Danny Sullivan indicated on Twitter that using the "meta robots nosnippet" tag on your pages will not prevent the "Passage Indexing" system from being implemented by the search engine and therefore th...
Danny Sullivan Jan 04, 2021
★★★ How does Google really create its Search Console reports?
The development of reporting tools follows three stages: defining what can help a page succeed in search by checking crawling and content, building a pipeline to periodically review all pages in the i...
Daniel Waisberg Dec 28, 2020
★★★ How does Google really structure its search ecosystem?
The search ecosystem consists of three components: the web where millions of sites publish content, Google which explores the web and stores content in the Google index by extracting all relevant info...
Daniel Waisberg Dec 28, 2020
★★ Does Google really explore millions of domains and their hundreds of signals?
Google explores pages from millions of domains and looks for hundreds of signals supporting dozens of search features such as AMP, recipes, and FAQs. This information is available through actionable r...
Hillel Maoz Dec 28, 2020
★★ Is Google's Passage Indexing Really Live or Still Being Tested?
Danny Sullivan indicated on Twitter that the Passage Indexing system (analysis of specific content within a page potentially dealing with another topic), logically expected to be launched before the e...
Danny Sullivan Dec 28, 2020
★★★ How can the Search Console Reporting Group truly unlock your indexing issues?
The Search Console Reporting Group shows how your pages are seen by Google Search. It indicates whether Google finds all your pages, if there are any errors preventing crawling, or issues with the imp...
Hillel Maoz Dec 28, 2020
★★★ Do Search Console testing tools really simulate Google's indexing?
Search Console offers testing tools that allow you to trigger the entire Search stack for any URL. When you enter a URL in the URL Inspection or Rich Results Test, Google runs a simulation of the inde...
Hillel Maoz Dec 28, 2020
★★★ How Can You Properly Manage Paywalls to Avoid Google Penalties?
John Mueller explained during a hangout how to best use structured data markup on Paywalls (paid access to content) in these terms: "You can use the rich results test tool, like any other type of stru...
John Mueller Dec 21, 2020
★★ Does web accessibility really boost indexing and SEO?
Making a site accessible generally improves indexing. Adding alt attributes to images and providing textual details helps Google better understand the content. Therefore, accessibility is more of an a...
John Mueller Dec 18, 2020
★★★ Should you really test before mass content removal?
If you are considering a significant content reduction (e.g., 75%), test first on a few pages. Observe performance before generalizing. If the results are not good, you can restore the original conten...
John Mueller Dec 18, 2020
★★★ Should you really block the indexing of certain pages to improve your crawl?
For sites with crawl and indexing difficulties, it’s essential to limit the number of indexable pages. Using noindex on filter pages allows Google to focus on the truly important pages. Fewer links to...
John Mueller Dec 18, 2020
★★★ How long does it really take for a navigation change to impact your SEO?
After a major change like the main navigation, most processing is done within 2-3 weeks. Google attempts to recrawl all pages within 6 months. The most important pages are updated within a few weeks. ...
John Mueller Dec 18, 2020
★★ Can you geotarget your Web Stories in country subfolders without risking SEO?
For Web Stories, geotargeting functions just like it does for regular pages. If Web Stories are placed in country subfolders (e.g., /UK/, /US/), the geotargeting is applied normally. In countries with...
John Mueller Dec 18, 2020
★★★ Should you really return a 404 for temporarily empty e-commerce categories?
For a category that is temporarily emptied of all its products, using a 404 status code is the simplest and most effective solution. The noindex has the same effect. A canonical to another category wi...
John Mueller Dec 18, 2020
★★★ Should you be worried if your site hasn't transitioned to mobile-first indexing yet?
In March, Google will transition the rest of the web to mobile-first indexing. If your site is already migrated, you won’t see any changes. If your site is not yet migrated and the mobile version is w...
John Mueller Dec 18, 2020
★★★ 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
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