This post was most recently updated on December 12th, 2019
In April of 2014, Google DoubleClick for Small Business launched a Chrome extension that lets you detect which ads were served on your site and why: the Google Publisher Toolbar.
According to Google, this Chrome extension allows you to “View data on your AdSense, Ad Exchange, and DoubleClick for Publishers ads and accounts, and block unsuitable ads on your site.”
This is particularly helpful in DFP utilization, as you can find out quickly why a particular line item or creative was served – and you can block inappropriate ads instantly.
Related Read: How Embarrassing! The Problem of Inappropriate Ads
If you are one of those AdSense publishers who are not yet utilizing this powerful ad optimization tool, here are the major facts about the Google Publisher Toolbar:
Update for 2019: Google Publisher Toolbar has been deprecated and is unreliable to keep using. Download PubGuru Ad Inspector, the best reviewed alternative in the Chrome Store! Download the Chrome Extension today!
Here’s the course that 300+ pubs used to scale their ad revenue.