You'll see something like this in the logs: ... status=sent (250 2.0.0 OK 1556280611 c1###########x.57 - gsmtp) even if the e-mail address doesn't end with @

You'll see something like this in the logs: ... status=sent (250 2.0.0 OK 1556280611 c1###########x.57 - gsmtp) even if the e-mail address doesn't end with @gmail.com