Hello MrAnynomit,
Welcome to Apple Support Communities!
We want to help ensure your warranty coverage is correct. Use these steps to check on our website:
"Check if your device is covered by an AppleCare plan or Apple's Limited Warranty
- Go to checkcoverage.apple.com
- Enter the serial number of the device.
- Follow the onscreen instructions.
You can also go to mysupport.apple.com to find out if your device is covered. Sign in with your Apple ID, then choose your device. Learn what to do if the information is incorrect or you don't see your AppleCare plan."
This Apple Support page has the full details: Find information about your warranty or AppleCare plan - Apple Support
We hope this helps you check and ensure that the coverage is correct for your devices.
Cheers!