The OnePlaceMail Store App currently has the following account requirements:
The following environments are not supported
When attempting to sign in you are presented with the following error
Please contact your network administrator to add the following domain names and ports as an exception or whitelist them in your organization firewall:
We recommend that you use * to enable everything from oneplaceapps.net.
If you don't want to use * to enable everything from oneplaceapps.net, you can add the following list of service names as an exception/whitelist in your firewall:
Should you choose this approach, please keep checking this page for additional endpoints in the future.
Without access to those endpoints, you will be unable to use the OnePlaceMail App. This means your users will not be able to access their subscription and save files to SharePoint.