STARTTLS on 587 isn't the future -- implicit TLS on 465 is, and people are misunderstanding
It's never been easier to self-host your email. It's never been harder to self host your email.
Apparently it happens to everyone, big or small! So don't worry so much the next time you mess up some email configuration, or end up on a blocklist.
One of the things I didn't expect from running a newsletter -- being excited to see
Crazy enough to host your own email, but don't know how to set up auto configuration for your mail clients (like Thunderbird)? If you haven't googled it yet, this post is for you.
Sometimes, if Prometheus gets too chatty with your mail server (it should never be looking for metrics on port 25 anyway), it can overwhelm SMTP servers which perform backoff for bad requests.
A step by step guide on how to set up SES with Pulumi
How I got off Yahoo! Mail with Thunderbird and a generous helping of POP
MailCatcher: a very straightforward local email testing tool