Extruder Monitoring System

hello, have arduino uno r3.  trying create system monitors whether extruder on or off , transmits information computer can put onto network , viewed anyone.  don't understand how or if arduino can create viewable interface , how information other computers it.
edited
i think main issue how output information arduino web page. arduino plugged computer networked computer hosting server or have arduino hooked in via wireless onto same network. 
thanks

it sounds feasible there lots of different approaches can take. narrow question down, suggest think information needs end i.e. how it's going presented person. going send email, send text message, ask them @ web site, make turn on big flashing yellow light, or what?

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