# See http://www.robotstxt.org/robotstxt.html for documentation on how to use the robots.txt file User-agent: * Disallow: /course_progresses Disallow: *.php Disallow: /sitemap.xml Disallow: /dialogs* Disallow: /users/sign_up User-agent: archiver Disallow: User-agent: TprAdsTxtCrawler Disallow: User-agent: AhrefsBot Disallow: