When performing this type of blocking, there are some guidelines to follow, which can be found specified in the Google AdSense support blog specific to this type of action.
Another blocking opportunity offered by Google involves ads from third parties. However, all advertisers that appear in the auction for advertising space must be certified by Google, whether or not they come from third-party networks. Here are the steps to be able to block third-party ad networks:
Log in to your AdSense account.
Click on Lock Controls .
Click on content
Click Manage ad networks .
To automatically allow ads from ad networks that Google guatemala business email database may certify in the future, you must turn on Automatically allow new Google-certified ad networks .
Finally, to allow or block an ad network with Google certification available, you just have to use the control that appears next to the network name. Once the block is done, it will take effect within the next hour.