A *nix based operating system (undisclosed).
https://en.wikipedia.org/wiki/Unix
Operating Systems and Servers
Get access to data on 10,029,394 websites that are Unix Customers. We know of 2,287,047 live websites using Unix and an additional 7,742,347 sites that used Unix historically and 603,355 websites in the United States.
Get a list of 10,029,394 websites using Unix which includes location information, hosting data, contact details, 2,287,047 currently live websites and an additional 530,047 domains that redirect to sites in this list. 7,742,347 sites that used this technology previouslyand 603,355 websites in the United States currently using Unix.
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