On 2021-04-19 12:36 p.m., Matt Hoppes wrote:
It seems we are having trouble sending e-mail to some Comcast customers and getting a relaying denied message, even though the mail should be being accepted, not relayed.Below is a copy of a transcript. Could someone from Proof Point or Comcast e-mail please contact me to resolve this?
Have you tried the Proofpoint reputation and remediation portal? https://ipcheck.proofpoint.com/ ~ Matt
