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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★★★ Can you really block Google Extended to prevent your content from training Bard and Vertex AI?
With the Google Extended user agent and robots.txt, web publishers can manage whether their sites help improve Bard and Vertex AI, including future generations of models that power these products....
Gary Illyes Nov 01, 2023
★★★ Can you block Googlebot in certain countries without risking a penalty?
On X, John Mueller responded to a user that it was not possible to block a site from appearing in search results for a specific country, particularly the USA. Google's Senior Search Analyst also refer...
John Mueller Oct 24, 2023
What Does the Search Console's 'Hostload Exceeded' Message Really Reveal About Your Page Quality?
During last weekend, the Search Console regularly displayed the following failure message when requesting URL indexing: "Failure: hostload exceeded", which could lead some to believe the problem came ...
John Mueller Oct 24, 2023
★★★ Should you stop using the site: operator to verify Google indexation?
The site: operator in Google Search does not work reliably for verifying whether a page is indexed. Sometimes it works, sometimes it doesn't. It is not the recommended method for checking a page's ind...
Martin Splitt Oct 18, 2023
★★★ Why does Google prioritize HTML rendering over screenshots for indexing?
The HTML rendering in Google Search Console is the most important thing to examine, because it's what Google Search actually uses to index the page's content. The screenshot is just a convenient secon...
Martin Splitt Oct 18, 2023
★★★ Is the URL Inspection Tool Really the Only Way to Verify Whether a Page Is Indexed?
To find out if a page is indexed, you must use the URL Inspection Tool directly in Google Search Console. This tool shows whether a page is indexed, what its canonical URL is, and what the HTML code l...
Martin Splitt Oct 18, 2023
★★★ How Does Google Handle Fake Obituary Spam and What SEO Lessons Can We Learn?
On X, SEO Chris Silver Smith pointed out the alarming increase in automated fake obituaries in search engines redirecting to inappropriate content, using the example of his brother-in-law who passed a...
Danny Sullivan Oct 10, 2023
★★ Is Google Search Console really enough to verify your content's indexation?
Google Search Console is the recommended tool to verify whether Google can see your website's content. There are several approaches to perform this verification, but they are not all equivalent in ter...
Google Oct 09, 2023
★★ Is Google really indexing your CSV files and should you be concerned about it?
Google Search now indexes CSV files, enabling their discovery and appearance in search results....
John Mueller Oct 05, 2023
★★★ Should you block third-party content from indexation to avoid Helpful Content penalties?
For sites hosting third-party content unrelated to the main objective of the site or product without close involvement, it may be wise to block this content from indexation, because the helpful conten...
John Mueller Oct 05, 2023
★★ Can you really speed up how quickly Google reindexes your site markup changes in Search Console?
You can use Search Console and request that your homepage be reindexed with the new markup to speed up the process of updating your site name in search results....
Martin Splitt Sep 28, 2023
★★★ Why does Google rely on links from 'normal websites' to evaluate your site's authority?
Links from normal websites (not profile pages or suspicious sites) are very useful for estimating a site's importance for indexation. The more natural links a site receives from legitimate websites, t...
Gary Illyes Sep 19, 2023
★★ Does Google really filter certain topics during crawling and indexing?
At the crawling and indexing stage, Google is not particularly demanding about a page's subject matter (legal, technical, etc.). What matters is the quality of the content and how it is written, not t...
Gary Illyes Sep 19, 2023
★★★ Is duplicate content really safe for your SEO?
It is normal to have duplicate content on a site and you should not worry too much about it. However, excessive duplication can accidentally harm the site because Google will be very enthusiastic abou...
Gary Illyes Sep 19, 2023
★★ Can Google really crawl a page without indexing it if the content doesn't make sense?
If a page's content is gibberish or unintelligible, Google can crawl it but probably won't index it because the system cannot extract useful words or meaning from the page....
Gary Illyes Sep 19, 2023
★★★ Does page quality really determine how deeply Google crawls your website?
When Google discovers a new page on a website, it examines the quality of the homepage or previous pages to predict whether it should crawl this new page or not....
Gary Illyes Sep 19, 2023
★★★ Is Google really penalizing entire sections of your site based on quality patterns?
Google can learn that certain URL patterns on a site contain lower-quality content and treat them differently. For example, a user-generated content section may be crawled less frequently if the overa...
Gary Illyes Sep 19, 2023
★★★ Does content quality really impact every single Google ranking system?
Content quality affects practically all Google search systems: from sitemaps to crawling, ranking, indexing, index selection, and ranking. Different systems use quality differently, but they all use i...
Gary Illyes Sep 19, 2023
★★★ Why Can Your Indexed URL Count Suddenly Skyrocket in Search Console?
In the September SEO Office Hours, Gary Illyes explained why it's sometimes possible to observe a sudden spike in indexed URLs in Google Search. There are multiple reasons that can explain this, but G...
Gary Illyes Sep 19, 2023
★★ Does update frequency really affect how often Google crawls your pages?
Two distinct signals drive crawl decisions: content quality (the most important) and page update frequency. Pages that rarely change, like legal notices, are crawled less frequently....
Gary Illyes Sep 19, 2023
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