Hello! When trying to deliver DMARC reports to <[email protected]>, I get
----- The following addresses had permanent fatal errors ----- <[email protected]> (reason: 550 This address does not send an unsigned return path.) What does this message mean? SMTP MAIL FROM is from=<[email protected] Return-Path: <[email protected]> -- Gruß Marco Send unsolicited bulk mail to [email protected] _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
