I dont find all old emails...empty folders. i also dont' receive emails

I dont find all old emails...empty folders. i also dont' receive emails

in my account e xport@bimbalo.it I cant' fine my old emails starting from about 7 days ago. All folders are empty!!!
i'm also receiving very very few emails starting the same date (7 days ago). I receive only test email.
please help me asap..

best regard
Alessandro