>>>I do not receive any email of replies or private messages. Is this broken or what?
>>
>>Your POP server is rejecting the emails sent to you. You may want to double check why they have applied that restriction on our domain.
>
>
>I figured that could be the reason. Seems by some responses I received yesterday that I am not the only one this is happening to. Do you think that there is a virus/spam reason for it?

I don't think so. Is it on isolated cases. Someone probably did a joke on us as it was the case a year ago.