How to remove all pages with the id_category querystring parameter from Google index?

Which is the right syntax to block all crawlers excepts Google AdSense and Google AdWords using a robots.txt? This is the content of my robots.txt file User-agent: Mediapartners-G …

Hi, I've to change a domain name, in the meanwhile that I complete the work with the right 301 Redirect for all the pages, I'm thinking to approach in the following way: - set the …

My corporate website is managed with a third party CMS and I can't upload new files on the server. I can add pages but I don't have any option to create a robots.txt file. I saw m …