If you’ve ever typed “echo hi | mail user@example.com” from a *nix prompt. then you’re familiar with the unix “mail” command, typically part of GNU Mailutils, which, if not already installed on your linux box, you added via “yum install mailutils” or “apt-get install mailutils.”I just did this myself, after repurposing my 12 year old VPS (my oldest active server!) into a dedicated MTA. It’s not going to host any websites, it’s not going to hold any email list data, it’s not going to have a bunch of other random stuff beyond just being a nice and fast and clean Postfix install that is on a server with a dedicated IP address that has 12 years of solid deliverability history. Truly, there’s value in a good email reputation history.Anyway, so I’m setting up occasional alerts. Some more complex than others, but sometimes just something simple that sends output like “echo