Yes. From your Publisher Center, go to Menu > Zones > click on the zone name for which you would like to block a URL.
Find the Block URLs tab. Select the URL type and enter the URL into the URL/Pattern to Match field. Click on Add URLs.
The other way to block an image or page from our service is to add our ggnoads class to the image or page element. There are several ways to do this:
Image Source URL
GumGum will not serve an ad on any image whose source URL contains ggnoads. Choose from the following options depending on how much control you have over your image file names, paths, and domain names.
Add a ggnoads request parameter to your image source URL.
Rename your image file to contain ggnoads.
Move your images into a directory with the name ggnoads.
Create a special subdomain containing ggnoads.
Image Class Attribute
GumGum will not serve an ad on any image with ggnoads as at least one of its CSS class attribute values:
<img src="http://yourwebsite.com/images/megan-fox.jpg=" class="ggnoads"/>
<img src="http://yourwebsite.com/images/megan-fox.jpg=" class="leftside item ggnoads"/>
Div Class Attribute:
GumGum will not serve an ad on any image included within a div element that has ggnoads as at least one of its CSS class attribute values.