That blocks all search engines, including Google, MSN, Yahoo, and so on, from indexing any files at the Office of the Director of National Intelligence's Web site. (Here's some background on the ...

It’s always great fun to build your own robot. Sometimes, though, if you’re doing various projects or research, it’s easier to buy an existing robot and then use it to get down to business. That was ...

Google's Webmaster Central has become a very important resource for anyone who has a Web site, works on a Web site, or, like SEO practitioners, helps others with their Web sites. Google continues to ...

Shopify stores are now able to edit their robots.txt file, which gives owners more control over how search engines crawl their site. Tobi Lutke, Shopify CEO, broke the news this evening on Twitter ...

Like many websites, Last.fm's web server contains a file called robots.txt, whose job it is to instruct the robotic web spiders employed by search engines like Google to ignore certain directories on ...

In the latest episode of Ask Google Webmasters, Google’s John Mueller goes over whether or not it’s okay to block special files in robots.txt. Google’s John Mueller answers a question about using ...

Columnist Glenn Gabe shares his troubleshooting process for identifying issues with robots.txt that led to a long, slow drop in traffic over time. I’ve written many times in the past about how ...