Hallo Dirk, Dirk Alberti wrote: > 2023-04-22 18:22:53 H=localhost (eisfair.howy.lan) [127.0.0.1] sender > verify defer for <mailings at mailings.gmx.net>: host lookup for > mail.gmx.net did not complete (DNS timeout?) Wie ist SMTP_IDENT_CALLBACKS definiert? -- Gruß Marcus [eisfair-Team]