Problem with emails to laposte or sfr
Some email providers don't accept emails coming from gandi and are just rejecting them. Maybe some clues: https://www.asmartweb.eu/probleme-denvoi-demail-code-550-chez-sfr-cegetel-et-laposte/
Some email providers don't accept emails coming from gandi and are just rejecting them. Maybe some clues: https://www.asmartweb.eu/probleme-denvoi-demail-code-550-chez-sfr-cegetel-et-laposte/