Internal Machine Cannot connect to Website on Server: (internal dummy connection)

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http://serverfault.com – Whenever I try to access my website from within the network on a certain machine, i get ERR_CONNECTION_REFUSED The server logs are reporting this: domainname.com ::1 - - [Date & time] "OPTIONS * HTTP/1.0" 200 126 "-" "Apache/2. 2.22 (Ubuntu) (internal dummy connection)" Is there a way to enable the connection from my machine to the server? (HowTos)