The User-agent: rule specifies which User-agent the rule applies to, and * is a wildcard matching any User-agent.ĭisallow: sets the files or folders that are not allowed to be crawled. There are quite a few options when it comes to controlling how your site is crawled with the robots.txt file. YandexBot Search engine crawler access via robots.txt file Top 3 US search engine User-agents: GooglebotĬommon search engine User-agents blocked: AhrefsBot Search engine crawlers use a User-agent to identify themselves when crawling, here are some common examples: The most common rule you’d use in a robots.txt file is based on the User-agent of the search engine crawler. You can also create a new file and call it robots.txt as just a plain-text file if you don’t already have one. ![]() On your server: /home/userna5/public_html/robots.txt ![]() The robots.txt file needs to be at the root of your site. It’s important to know robots.txt rules don’t have to be followed by bots, and they are a guideline.įor instance, to set a Crawl-delay for Google this must be done in the Google Webmaster tools.įor bad bots that abuse your site you should look at how to block bad users by User-agent in.
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