This is a good tutorial for DigiOcean: The Perfect Server - Ubuntu 14.10 with Apache, PHP, MySQL, PureFTPD, BIND, Postfix, Dovecot and ISPConfig https://www.howtoforge.com/perfect-...sl-pureftpd-bind-postfix-doveot-and-ispconfig It would work on either EC2 or DO, easier noticed on DO and better price.