They are doing so by utilizing the SMTP command STARTTLS, which initiates the swap to an encrypted relationship. To find out more, have a look at our blog post about SMTP security. The desk underneath lists the domains calculated by the complete examination along with the extent to which https://emilianogomuy.uzblog.net/the-smart-trick-of-email-marketing-that-no-one-is-discussing-40911555