Checks the Model, Serial and Replaced Status of the device. A replaced device is one that is replaced by Apple for another device, usually when it cannot be repaired.
Sample:
Case 1: Not Replaced
IMEI Number: ###############
Replaced by Apple: NO
Case 2: Replaced (Original)
IMEI Number: ###############
Replaced by Apple: YES
[Replaced devices do not have coverage or Sold By information available on Apple's database.]