Email mysteries await

220 mx.email.engineering ESMTP Postfix
HELO lol.mail
250 lol.mail
MAIL FROM:<alice@lol.mail>
250 2.1.0 Ok
RCPT TO:<adam@neatnik.net>
250 2.1.5 Ok
DATA
354 End data with <CR><LF>.<CR><LF>
From: Alice <alice@lol.mail>
To: Adam <adam@neatnik.net>
Subject: What is email.engineering?
Date: Sun, 8 Feb 2026 12:34:56 -0500

Yo Adam,

What on earth is this email.engineering thing, anyway?

Alice
.
250 2.0.0 Ok: queued as 4F2A999942
QUIT
221 2.0.0 Bye