courier-mta 0.76.3-5+deb9u1 / usr / sbin / courieresmtpd

/usr/sbin/courieresmtpd is in courier-mta 0.76.3-5+deb9u1.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/sbin/../lib/courier/courier/modules/esmtp/courieresmtpd