this post was submitted on 25 Jan 2026
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If you are trying to run things on a VPS, many hosting companies will block the standard email ports by default to prevent spammers from using their network. Usually you have to go through some extra steps to open up those ports.
Some smtp services will allow you to use a nonstandard port. I use
resend.comto send smtp emails, and this is what my PieFed environment variables look like:Ah, my configuration looks very similar, the only difference is that I'm using Mailgun ๐ I am self-hosting and our IP does allow HTTP/HTTPS, but not SMTP for obvious reasons!