When your ISPConfig mailserver sits behind a relayhost you'll get SPF failures as the relayhost is of course not part of the senders SPF records...
I have a multi-server setup with separate spamfiltering (eFa) for in- and outbound mailtraffic. This works like a charm using relayhost and native...
Hiya all, in DB table mail_domain (related to GUI > Email > Email Domain) I found the fields relay_host, relay_user and relay_pass, used to route...
Hi, To avoid server resources consuming, to avoid sent emails to be detected as spam…, to improve emails deliverability and monitoring, many...
Hi, I desperately need help... ! /// MY EXPECTATIONS /// I wish I may use a relay mail server (Mailgun) for : E-mai domain, e.g....
I have a Fedora 29 webserver. Everything was working fine until a couple weeks ago when there was a one hour blackout and even though I have surge...
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