Divi is a WP theme by elegant themes.
http://www.elegantthemes.com/gallery/divi/
Frameworks · WordPress Theme
Get access to data on 2,505,672 websites that are Divi Customers. We know of 1,405,605 live websites using Divi and an additional 1,100,067 sites that used Divi historically and 761,240 websites in the United States.
Get a list of 2,505,672 websites using Divi which includes location information, hosting data, contact details, 1,405,605 currently live websites and an additional 448,066 domains that redirect to sites in this list. 1,100,067 sites that used this technology previously and 761,240 websites in the United States currently using Divi.