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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★★★ Why aren't your CSS images showing up in Google Images?
To ensure images are indexed in image search, it is advisable to use the HTML image tag with the source attribute. CSS images are not accounted for indexing....
John Mueller Jan 12, 2018
★★★ Should you really configure the AMP page as the mobile URL with a reverse canonical?
It is recommended to consider your AMP page as the mobile URL and link the AMP as the mobile version with a rel="canonical" link pointing to the desktop page....
John Mueller Jan 12, 2018
★★★ Is Your UGC Really Sabotaging Your Google SEO?
Low-quality content on a user-generated content platform must be measured and addressed by the site to maintain overall quality and prevent indexing of unwanted content....
John Mueller Jan 09, 2018
★★★ Should you really include final URLs in your sitemaps to boost your indexing?
Google advises using the final URL in sitemap files to avoid conflicting information, improve the reporting in Search Console, and help search engines choose the canonical URL....
John Mueller Jan 09, 2018
★★★ Should you really optimize the lastmod tag of sitemaps to enhance crawling?
Sitemaps help Google understand which parts of a website need to be re-crawled, particularly using the last modified date....
John Mueller Jan 09, 2018
★★ Does Google really treat all hreflang implementation methods equally?
Google sees on-page methods, HTTP headers, and sitemaps for hreflang as equivalent. However, it is crucial not to provide conflicting information among them....
John Mueller Jan 09, 2018
★★★ Does Your Mobile Site Need the Same Structure as Desktop for SEO?
John Mueller clarified on Twitter that a site's architecture in its mobile version doesn't necessarily have to be the same as the desktop site, but this architecture must be crawlable by robots....
John Mueller Jan 08, 2018
★★★ Why Does a Noindex,Follow Page Eventually Become Noindex,Nofollow?
John Mueller indicated in a hangout that a "noindex,follow" directive in the meta "robots" tag will eventually be considered as "noindex,nofollow" because the links on the page will no longer be follo...
John Mueller Jan 08, 2018
★★★ Does Google Consider Hiding Structured Data from Users as Cloaking?
John Mueller indicated on Twitter that showing structured data tags to Googlebot only and not to the average user was considered by Google as cloaking and that this type of technique was therefore rep...
John Mueller Dec 27, 2017
★★★ Do subdirectories really make Google’s crawling easier?
Using subdirectories eases crawling since Google views all parts on the same server, simplifying their exploration. This can also be easier for users, who understand that these sections are part of th...
John Mueller Dec 21, 2017
★★★ Can we really control Google's crawl frequency through Search Console?
Site owners can provide their input on the crawl frequency directly in Search Console. Google uses this information to adjust its crawling behavior in line with the site's preferences provided by the ...
Google Dec 21, 2017
★★ Can you really influence Google's crawling frequency through Search Console?
Site owners can provide Google with crawling feedback directly through Search Console. This allows Google to tailor the crawling frequency based on the preferences indicated by the website owner....
Google Dec 21, 2017
★★★ Does Googlebot really ignore the crawl-delay directive in your robots.txt?
Googlebot does not use the 'crawl-delay' directive from robots.txt files, as it is ineffective with modern servers that can handle more traffic. Instead, Google automatically adjusts its crawling freq...
Google Dec 21, 2017
★★★ Does Googlebot really ignore the crawl-delay directive in your robots.txt?
Googlebot does not interpret the crawl-delay directive in robots.txt files because servers are dynamic enough to handle more traffic without needing a fixed pause between requests. We automatically ad...
Google Dec 21, 2017
★★★ How does Google really crawl your site? Official answers to ground-level SEO questions
In this series of short videos, we address common questions from webmasters and SEO experts to help them understand aspects such as 404 errors, how crawling works, the URL structure of a site, or dupl...
John Mueller Dec 21, 2017
★★ Why must rel="amphtml" annotations be present on both versions of your pages?
Rel="amphtml" annotations must be present on both mobile pages and AMP pages to ensure the proper association of content....
Google Dec 20, 2017
★★★ Is Google really delaying the Mobile-First Index to protect unprepared sites?
Google is assessing the readiness of sites for Mobile-First Indexing. Unready sites will not be prematurely moved....
Google Dec 20, 2017
★★★ Could conflicting URL parameters really sabotage your Google crawl?
Avoid creating conflicting parameters in URLs when using Google Search Console for crawl management. Conflicting parameters can lead to unpredictable crawler behavior....
Google Dec 20, 2017
★★ Should you really open your dev environments to Googlebot for mobile-friendly testing?
To test mobile-friendliness on development pages, consider temporarily disabling access restrictions or checking forums for tailored tips....
Google Dec 20, 2017
★★★ How can you effectively prepare your website for Google's Mobile-First Indexing?
Google has published a blog providing tips on how to prepare websites for Mobile-First Indexing (MFI). The details include the importance of adapting sites for mobile-first indexing by integrating the...
Google Dec 20, 2017
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