Hello,
My url is 4hab.fr. I run the lastest version of Ghost. I have configured Mailgun with the API key and DNS settings. My domain 4hab.fr has been verified.
But when I create a new post and try to send it to my own address (david.jamet@4hab.fr), I do not receive it.
When I try to send it to my suscribers, I get this message: