Yes, 8080.it can receive emails.
Yes, 8080.it seems to be a legitimate domain.
A record
144.76.110.116
MX records
alt1.aspmx.l.google.com
64.233.190.27
alt2.aspmx.l.google.com
209.85.202.26
aspmx.l.google.com
172.217.197.27
aspmx2.googlemail.com
64.233.190.26
aspmx3.googlemail.com
209.85.202.26