Hello!
I use Ubuntu Desktop's terminal where I type the following command:
HEAD http://sitename.com HTTP/1.1
In the reply I see one server, say, for Google it could be gws or most of the time it's nginx and then below that, there's Apache. How come there're 2 of them for one site?
[edited by: bill at 7:57 am (utc) on Jun 1, 2015]
[edit reason] unlink example URL [/edit]