Not me .
It hasn't been a week since I received one though.
They can indicate they are sent by any of the delivery services.
I've had them saying they are from USPS,UPS,DHL,FedEX to name a few.
If you go in the "backdoor" with properties & don't even open the e-mail you can tell from the e-mail address that it's not from the indicated sender. The text viewed this way almost always states " A package could not be delivered. Open attachment & print a shipping label.