Locate the Serial: Look at the back of the headstock. If it isn't there, check the neck plate or the label inside the F-hole on acoustic models.
Example: 22051234 → Built in , May (05), unit #1234 Cort Serial Number Checker -UPD-
A Cort Serial Number Checker is an online tool provided by Cort Guitars that allows users to verify the authenticity of their Cort instruments by entering the serial number printed on the instrument. This tool helps to ensure that the instrument is genuine and not a counterfeit. Locate the Serial: Look at the back of the headstock