MailSite SE - MailSite SE is an affordable, easy to deploy and administer email server for small enterprises that require secure email server software with anti-spam, anti-virus, and groupware options. Award-winning MailSite is a powerful Windows-based email server that has been meeting the performance, scalability, and reliability requirements of service providers and enterprises since 1995. It includes an email server, list server, webmail server, and wireless email server combined with a powerful arsenal of secure email services including anti-spam, anti-virus, and SSL. MailSite SE can be installed and configured in minutes and offers a choice of easy to use, intuitive administration interfaces.