send mail over container

[speedmaker]

Hello guys,

the system is setup right but when ill send an testmail to https://www.mail-tester.com/

ill get results like that

We check if the server you are sending from is authenticated
[SPF] Your server 116.xxx.xxxx.xx is authorized to use info@xxxxxxx.net
-1
Your message is not signed with DKIM
Your message passed the DMARC test
Your reverse DNS does not match with your sending domain.
Your domain name alphabet-media.net is assigned to a mail server.
-3
We didn't find a server (A Record) behind your hostname localhost.

how and where i can do the right settigs that i dont get blocked from gmail and others ,,

thx speed

[carpenox]

https://dialer.one/how-to-setup-email-f ... voicemail/