Send a support mail to Mailgun and hear what they have to say about it. You can also consider using their mailing list option: https://documentation.mailgun.com

Send a support mail to Mailgun and hear what they have to say about it. You can also consider using their mailing list option: https://documentation.mailgun.com/en/latest/api-mailinglists.html#mailing-lists https://documentation.mailgun.com/en/latest/api-mailinglists...