DoubleClick conversion tracking from Google Global Site Tag.
https://support.google.com/adwords/answer/6095821#get_tag
Analytics and Tracking · Advertiser Tracking · Conversion Tracking
Get access to data on 54,185 websites that are Google DoubleClick Conversion Customers. We know of 13,387 live websites using Google DoubleClick Conversion and an additional 40,798 sites that used Google DoubleClick Conversion historically and 7,786 websites in the United States.
Get a list of 54,185 websites using Google DoubleClick Conversion which includes location information, hosting data, contact details, 13,387 currently live websites and an additional 145,028 domains that redirect to sites in this list. 40,798 sites that used this technology previouslyand 7,786 websites in the United States currently using Google DoubleClick Conversion.
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