this is a dedicated server from LeaseWeb Datacenter
I contacted them 2-3 hrs ago but still waiting for their answer !
Actually, we already responded to your ticket and a technician is reviewing the matter. We should note this is an unmanaged server. You can pm your ticket number here, just to make sure we are talking about the same issue.
*UPDATE* Client has pmed the ticket number and as indicated it is an issue we are reviewing now.