5 Replies Latest reply on Nov 15, 2014 5:43 AM by jiten

    Google tried to deliver your message.  The error that the other server returned was: 550 5.7.1 <sender ip> has been blocked

    jiten

      Dear Users, Has anyone come across this message? ''Google tried to deliver your message, but it was rejected by the server for the recipient domain by .  The error that the other server returned was: 550 5.7.1 has been blocked by summerdemand. Would anyone know how to resolve this error as external users are not able to send us any emails.