Fully asynchronous version of the AdSense ad code.
https://support.google.com/adsense/answer/3221666?hl=en
Advertising
Get access to data on 5,985,119 websites Google Adsense Asynchronous Customers. We know of 2,409,872 live websites using Google Adsense Asynchronous and an additional 3,575,247 sites that used Google Adsense Asynchronous historically and 1,275,905 websites in the United States.
Get a list of 5,985,119 websites using Google Adsense Asynchronous which includes location information, hosting data, contact details, 2,409,872 currently live websites and an additional 961,391 domains that redirect to sites in this list. 3,575,247 sites that used this technology previouslyand 1,275,905 websites in the United States currently using Google Adsense Asynchronous.
Countries
Financial
Group
Region