Ubuntu is a free, Debian derived Linux-based operating system, available with both community and professional support.
https://ubuntu.com
Operating Systems and Servers
Get access to data on 12,688,756 websites that are Ubuntu Customers. We know of 3,743,781 live websites using Ubuntu and an additional 8,944,975 sites that used Ubuntu historically and 1,627,050 websites in the United States.
Get a list of 12,688,756 websites using Ubuntu which includes location information, hosting data, contact details, 3,743,781 currently live websites and an additional 1,933,026 domains that redirect to sites in this list. 8,944,975 sites that used this technology previously and 1,627,050 websites in the United States currently using Ubuntu.
Countries
Financial
Group
Region