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Correctly configuring incoming SPF in Exim on Debian

  • Tech

The Debian documentation is sparse on how to correctly configure incoming SPF checks in the Debian Exim package. It is sparse in the sense that it tells you what to install (spf-tools-perl) but it is not clear WHERE to put the very important macro. It only says: This is provided via the macro CHECK_RCPT_SPF, set it to true. Fine, but where!? Answer: you should put this macro at the top of your… Read More »Correctly configuring incoming SPF in Exim on Debian

Bypassing Hetzner mail port block (port 25/465)

I recently switched my VPS from Linode to Hetzner. I got more CPU, RAM and storage for a couple of dollars less. Pretty good right? However it wasn’t after I migrated that I found out Hetzner blocks all outgoing port 25 and 465 traffic. At least for the first month for new customers. This means my new server cannot talk SMTP with the rest of the world i.e. my server… Read More »Bypassing Hetzner mail port block (port 25/465)