Nope. It can’t really be self hosted anymore, as having a residential IP is a straight track to the spam folder. It can be done if you also pay for a mail relay service, but then what’s the point of self hosting when you need to rely on a cloud service anyways.
Saw this one over on /r/cybersecurity and just goes to show why you should always have healthy skepticism for new closed source applications with wild claims.
Not surprised. They need to milk every last drop of revenue from their users free content for the upcoming IPO.
They’ve really been dropping the ball lately. Especially with the SSL-VPN component. This is especially troubling considering I’ve had to implement emergency patches several times for this flaw on my own boxes.