Are you vulnerable to the LeakyX exploit?

Point your mail client to mail.leakyx.com (not an exchange server) , do not use your real credentials for testing.

If you see your device/username/password above then your account could already be compromised

Currently there is no fix!

A Secure Score Project

Network Administrators should refer to James Litwin's research on how to prevent an iOS devices from sending a clear text password to an Exchange server that you may think is only receiving encrypted SSL connections.
https://litwinsaid.blogspot.ca/2017/08/leakyx-vulnerability-that-apple-and.html