Controlling crawling and indexing now documented on

Wednesday, November 24, 2010

Do you know how Google's crawler, Googlebot, handles conflicting rules in your robots.txt file? Do you know how to prevent a PDF file from being indexed? Do you know Googlebot's favorite song? The answers to these questions (except for the last one :)), along with lots of other information about controlling the crawling and indexing of your site, are now available on

Controlling crawling and indexing

Googlebot doing its happy dance

Now site owners have a comprehensive resource where they can learn about robots.txt files, robots meta tags, and X-Robots-Tag HTTP header rules. Please share your comments, and if you have questions you can post them in our Webmaster Help Forum.