### Steps to reproduce 1. 2. 3. ### Expected behaviour `Tell us what should happen` ### Actual behaviour `Tell us what happens instead` ### Providers #### Domain Registrar `Where you registried your domain (e.g. Gandi.net, 1&1, united-domains, ...)` #### Server/Cloud Provider `Where your Server is hosted (e.g. DigitalOcean, 1&1, Linode, ...)` ### Server configuration **Are all status checks green?** Yes/No (If no, which one not?): **Are you using external DNS?** Yes (If yes, which one?)/No: **Mail-in-a-Box Version** (e.g. 0.17c): **Which kind of certificate are you using?** (e.g. Let's Encrypt, StartSSL, Self-Signed,...): ### Client configuration #### Operating System `e.g. OS X El Capitan, Ubuntu, Windows 10, ...` #### Client `e.g. Outlook 2016, Mozilla Thunderbird, Safari, Microsoft Edge, ...`