In case you’re using DEP and haven’t noticed this, you need to accept the latest terms of service in the Apple license agreement for DEP if you’re going to continue using the service. I don’t usually post emails I get from Apple, but I can easily see orgs using accounts that don’t have email flowing to anyone that is capable of responding, so I strongly recommend you go in and accept the latest and greatest agreements so your stuff doesn’t break!
Here’s the email I got from Apple:
Apple Deployment Programs
Thank you for participating in the Device Enrollment Program. On September 13 Apple will release updated software license agreements. Your Program Agent must go to the deployment website and accept the following agreements to continue to use the program:
- iOS 10 Software License Agreement
- Software License Agreement for macOS Sierra
For more information please see this support article:https://support.apple.com/kb/HT203063.
Note: If you’re using Casper, then the errors you’ll see will be something along the lines of:
Unable to Contact https://mdmenrollment.apple.com