Verify mailbox accessibility using Application Impersonation - x360Cloud

Written By Tami Sutcliffe (Super Administrator)

Updated at July 27th, 2021

THIS IS AN ADVANCED TECHNIQUE (not a required task)

 x360Cloud administrators can independently verify if a mailbox is accessible through the Application Impersonation of Exchange Web Services (EWS).

  1. Browse to is a Microsoft-owned tool).
  2. If using Office 365, click on the Office 365 tab.
  3. Look under the heading Microsoft Exchange Web Services Connectivity Tests.
  4. Select Service Account Access (Developers) and click on Next.
  5. Specify the target mailbox email address.
  6. Specify the service account user name (if using admin credentials on the connector, enter the exact same user name).
  7. Specify the service account password (if using admin credentials on the connector, enter the exact same password).
  8. Checkmark Specify Exchange Web Services URL and specify the URL (example:
  9. Check the box Use Exchange Impersonation.
  10. Check Ignore Trust for SSL.
  11. Click on Perform Test.
  12. Once results are displayed, check the overall results; also click on Expand All.


 CUSTOMER SUPPORT  | 720-204-4500 | 800-352-0248

  • To learn more about any of our Axcient products, sign up for free one-on-one training.
  • Please contact your Partner Success Manager or Support if you have specific technical questions.
  • Subscribe to the Axcient Status page for a list of status updates and scheduled maintenance.