Yahoo Publisher Network Adds Domain Level Blocking
The Yahoo Publisher Network blog announced a new feature to allow publishers to block ads from showing up on the domain or sub-domain level. The feature is called “Ad Blocking” with a large text box, where you enter in domains or sub-domains of sites you would like to block. You can enter in a total of 200 URLs.
Domain-Level Blocking: Entering, say, “mycompetitor.com