The other pages in the group areĪlternate versions that may be served in different contexts, like if the user is searchingįrom a mobile device or they're looking for a very specific page from that cluster. Select the one that's most representative of the group. To select the canonical, weįirst cluster the pages that we found on the internet that have similar content, and then we The canonical is the page that may be shown in search results. This stage isĬalled indexing and it includes processing and analyzing the textual content and key contentĭuring the indexing process, Google determines if a page is aĭuplicate of another page on the internet or canonical. robots.txt directives preventing Googlebot's access to the pageĪfter a page is crawled, Google tries to understand what the page is about.Problems with the server handling the site.Rendering is important because websites often rely on JavaScript to bring content to the page,Īnd without rendering Google might not see that content.Ĭrawling depends on whether Google's crawlers can access the site. Using a recent version of Chrome, similar to how your browser renders pages you visit. Non-www ( ) version of the domain name, even though the content isĭuring the crawl, Google renders the page and Pages may be duplicates of previously crawled pages.įor example, many sites are accessible through the and Site owner, other pages may not be accessible without logging in to the site, and other However, Googlebot doesn't crawl all the pages it discovered. This mechanism is based on the responses of the site (for example, Which sites to crawl, how often, and how many pages to fetch from each site.Īre also programmed such that they try not to crawl the site too fast to avoid overloading it. Googlebot uses an algorithmic process to determine We use a huge set of computers to crawl billions of pages on the web. Once Google discovers a page's URL, it may visit (or "crawl") the page to find out what's on Still other pages are discovered when you submit a list of pages (a Known page to a new page: for example, a hub page, such as a category page, links to a newīlog post. Other pages are discovered when Google follows a link from a There isn't a central registry ofĪll web pages, so Google must constantly look for new and updated pages and add them to its The first stage is finding out what pages exist on the web. Google, Google returns information that's relevant to the user's query.
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