Yes, 500euros.net can receive emails.
Yes, 500euros.net seems to be a legitimate domain.
A record
213.186.33.16
MX records
alt1.aspmx.l.google.com
64.233.186.26
alt2.aspmx.l.google.com
209.85.202.27
alt3.aspmx.l.google.com
74.125.206.26
alt4.aspmx.l.google.com
74.125.128.26
aspmx.l.google.com
172.217.197.27