To login to the webmail interface go to https://qso.w5mz.com/
Your username is your email address, [yourcall]@w5mz.com
The web interface uses a self signed certificate. The first time you visit the site your browser will complain that the site is not secure. It is in fact very secure but we didn’t spend a bunch of money to get blessed by self important “authorities”.
For IMAP and SMTP access:
Use SSL, and the port is 993 for IMAP and 465 for SMTP.