We're contact your is because we detected your Linux server found to install with Windows OS and this strictly violated to our Terms of Service.
Take note that all Microsoft licensing has to be issue by us and we don't accept "bring your own license" model at this moment.
If you want to host Windows Server, kindly place order at https://controlvm.com/vps/windows-vps/
You are advise to reinstall your server within 4 hours with available Linux distro and update us by reply to this email.
Or, we'll temporary suspend your server until the issue resolve.
Should you have any questions, please reply to us.