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 do your images never appear in Google Images despite solid SEO performance?
For an image to be indexed in Google Images, it must have a stable URL. If the URL changes with each crawl (for example with session IDs), Google will never be able to properly index these images beca...
John Mueller Mar 05, 2022
★★ Does Google really keep crawling a sitemap after you remove it from Search Console?
When you remove a sitemap file from Search Console, Google retains it in its systems and will likely continue trying to re-crawl it for several months to ensure it hasn't become temporarily unavailabl...
John Mueller Mar 05, 2022
★★★ Can you safely use bidirectional canonicals between two site versions without any risk?
Duplicating content between two versions of a site (global and local) while providing a canonical tag is a perfect use of this tag. You don't need to apply the same direction for all content: one site...
John Mueller Mar 05, 2022
★★★ Why is Google completely ignoring your desktop version once mobile-first indexing kicks in?
For most sites that have switched to mobile-first indexing, Google only looks at the mobile version of your site. Differences on the desktop version aren't even known to Google and don't affect your r...
John Mueller Mar 05, 2022
★★★ Is Google really ignoring 95% of your submitted URLs—and what does that say about your content?
When Google indexes only a tiny fraction of submitted URLs (86 out of 4,500), beyond basic technical checks, you need to seriously evaluate the site's overall quality with external people who aren't i...
John Mueller Mar 05, 2022
★★ Can an invalid AMP page still be indexed by Google?
A page built entirely in AMP is treated as a normal HTML page. If it's AMP-valid, Google can use the AMP cache and AMP features in search. But even if it's AMP-invalid, it will still be indexed normal...
John Mueller Mar 05, 2022
★★★ Is Google really refusing to index your pages even though they're crawled regularly and have no technical issues?
When a page is crawled multiple times but not indexed (excluding technical errors, noindex, or duplications), it's generally related to the perceived quality of the entire site or that specific sectio...
John Mueller Mar 05, 2022
★★ Does Google really crawl all your sitemaps at the same pace?
Google does not crawl all sitemaps at the same time or in any specific order. For each individual sitemap file, Google determines its change frequency and value, then crawls each file at different rat...
John Mueller Mar 05, 2022
★★★ Should You Reverse Pagination Order to Improve Crawling of Fresh Content?
John Mueller indicated on YouTube that when displaying paginated content, it's better to place the most recent items at the beginning rather than at the end, because otherwise, the bot may not crawl t...
John Mueller Feb 28, 2022
★★★ Is the site: command really reliable for verifying your pages' indexation?
To check if your website is indexed by Google, use the 'site:' command followed by your site's address in Google search. This command filters search results to display only the results for that specif...
Google Feb 24, 2022
★★★ How does Googlebot actually crawl and index your website?
Googlebot is Google's crawler that explores websites. When it finds a site, it must understand its content through a process called indexation....
Google Feb 24, 2022
★★★ Why does the absence of results with the site: command reveal a critical indexation issue?
If your site doesn't appear when searching with the site: command, it may indicate a crawl or indexation problem with your pages by Google....
Google Feb 24, 2022
★★ How can you ensure that your website is properly indexed by Google?
Google provides information on how to check if your website is indexed and appears in Google Search....
Google Feb 24, 2022
★★★ How does Google actually discover your pages through crawling and links?
Google is constantly searching for new content to add to its catalog. This discovery process is called crawling. Google follows the links on each page to find new pages and new content on the web....
Google Feb 24, 2022
★★★ Does Google always penalize hidden text and deceptive content practices?
Do not add invisible text to your site to deceive users or show them different content. These are black hat SEO techniques designed to manipulate indexing algorithms and must be avoided....
Google Feb 24, 2022
★★★ Does submitting your sitemap through Google Search Console really solve indexation problems?
To resolve indexation problems, submit your sitemap and URLs via Google Search Console, Google Search's online presence management tool....
Google Feb 24, 2022
★★★ Does the site: command really prove that Google truly recognizes your website?
If your website appears in search results with the site: command, it means Google recognizes your website's existence and at least some of its pages are already indexed....
Google Feb 24, 2022
★★★ Does Google really build its index the way you think it does, and why does this change everything for your SEO strategy?
Google analyzes the content of pages and stores this information in its index. This database is considered the world's largest library....
Google Feb 24, 2022
★★★ How does Google really rank results for any given search query?
When a user enters a query, Google's system classifies the numerous web pages in its index to instantly find the most useful and relevant results. This process is called ranking....
Google Feb 24, 2022
★★ Does hosting migration always slow down Google's crawl?
Crawl slowdown during a hosting change is independent of the type of change being made. Whether you switch to a local provider or relocate to another country, Google's behavior remains the same....
John Mueller Feb 23, 2022
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