Yes, 2028w.co.uk can receive emails.
Yes, 2028w.co.uk seems to be a legitimate domain.
A record
85.233.160.215
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
74.125.71.26
alt4.aspmx.l.google.com
74.125.128.27
aspmx.l.google.com
173.194.204.27