One User cannot receive emails

[Lianna DeVries]

I have one user that will not receive emails from Jira or Confluence Cloud. We have done a ton of different tests and even opened up their security. We have checked out the email system with IT. 

I was hoping someone from Jira could check if this issue is happening to my user:

https://community.atlassian.com/t5/Jira-Software-questions/Some-users-not-receiving-email-notification/qaq-p/1772563