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 Using Google's Indexing API Putting Your Site at Risk of Being Flagged as Spam?
Between misuse of Google's Indexing API and spam, there's apparently only a small step that John Mueller is willing to take. On X, the famous Google employee clarified once again that this API is comm...
John Mueller Feb 27, 2024
★★★ How does Google actually crawl your website pages?
Crawling is the process by which Google finds new or updated web pages using automated programs called crawlers, then downloads them to make them searchable....
Gary Illyes Feb 22, 2024
★★★ Do you really need an XML sitemap to get indexed by Google?
Sitemaps are a collection of URLs from a website's pages and constitute a valuable aid for Google to discover the site. The most popular format is XML. Sitemaps are absolutely not required but can def...
Gary Illyes Feb 22, 2024
★★ Should you really be automating your sitemap generation?
It is recommended to work with your website provider or developer to ensure your site automatically generates sitemap files, rather than creating them manually which is a source of errors....
Gary Illyes Feb 22, 2024
★★★ Can Googlebot really crawl content hidden behind a login page?
Googlebot only crawls publicly accessible URLs. If content is placed behind a login page, Googlebot cannot crawl it....
Gary Illyes Feb 22, 2024
★★★ Why does Googlebot ignore some of the URLs it discovers?
Googlebot does not crawl every URL it discovers. Some pages may be on sites that do not meet the required quality threshold to be indexed, while other URLs may be forbidden from crawling or inaccessib...
Gary Illyes Feb 22, 2024
★★★ How does Google actually discover your new pages?
Google primarily discovers new pages by following links (URLs) from already-known pages to new pages. Most newly discovered URLs originate from other known pages that Google has previously crawled....
Gary Illyes Feb 22, 2024
★★★ Does Google really struggle to see your JavaScript content without rendering?
Rendering transforms HTML, CSS, and JavaScript files into a visual representation of the page by executing JavaScript with a recent version of Chrome. Without rendering, Google would not see the conte...
Gary Illyes Feb 22, 2024
★★★ Does Googlebot intentionally slow down on your site to avoid overwhelming it?
Googlebot is programmed to avoid crawling a site too quickly to prevent overloading it. The crawl speed is unique for each site and depends on how quickly the site responds, the quality of the content...
Gary Illyes Feb 22, 2024
★★★ How does Googlebot decide which pages to crawl on your website?
Googlebot uses algorithms to determine which sites to crawl, how frequently to crawl them, and how many pages to retrieve from each site....
Gary Illyes Feb 22, 2024
★★ Why do SEO priorities shift so dramatically depending on which market you're targeting?
SEO questions differ across markets and languages. For example, the Indonesian community asks more questions about sitemaps, while the Japanese community focuses on canonicalization and indexing probl...
Aaseesh Marina Feb 21, 2024
★★★ Can you really pay Google to improve your crawl frequency or search rankings?
Google accepts no payment to crawl a site more frequently or to rank it higher in search results. Anyone claiming otherwise is mistaken....
Gary Illyes Feb 15, 2024
★★ Is indexation really the mechanism by which Google understands your pages?
Indexation is how Google understands what a page is about and its relationship with other pages on the Internet, while storing this information in a way that allows it to be searched efficiently....
Gary Illyes Feb 15, 2024
★★★ Why does Google break down its search engine into exactly three distinct phases?
Google Search operates in three main steps: crawling (discovering URLs and exploring the internet), indexation (understanding the page content and its relationship with other pages, then storing this ...
Gary Illyes Feb 15, 2024
★★★ How can you optimize your crawl budget with unique content?
For large sites facing crawl budget issues, Google recommends consolidating duplicate content, using robots.txt to block the crawl of unwanted URLs, and refraining from creating links to URLs that Goo...
Google Feb 08, 2024
★★ Why do rankings really fluctuate during a website migration?
During a website migration, temporary fluctuations or drops in rankings can occur, especially for large sites. If redirects are properly configured, rankings recover over time as Google crawls and pro...
Google Feb 08, 2024
★★★ How does Googlebot really perceive duplicate pages?
When multiple pages are incorrectly treated as duplicates, it's important to check how Googlebot actually sees these pages using the URL Inspection Tool in Search Console. The generated view shows whe...
Google Feb 08, 2024
★★ Does Google actually revisit old URLs that were previously detected?
Google occasionally re-crawls URLs that were detected in the past, even if they no longer exist. For temporary pages, it is possible to use the 'unavailable_after' meta robots tag in addition to stand...
Google Feb 08, 2024
★★ Is it true that crawl budgets are not shared between services on the same domain?
Comparing the crawl and indexing of different sites or services on the same domain is generally not significant, even if they are related. It is recommended to investigate the issues of each site indi...
Google Feb 08, 2024
★★★ Should you really keep redirects for such a long time?
Google recommends maintaining redirects for a minimum of 1 year. This duration allows Google to crawl the URLs multiple times and confirm that the migration is permanent. Sites with infrequent crawlin...
Google Feb 08, 2024
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