Today I learned that you should have SPF records for your HELO names, not just for your MAIL FROM domains. I guess I have some DNS records to add now.

· · Web · 0 · 0 · 2
Sign in to participate in the conversation

Server run by the main developers of the project 🐘 It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!