PR Electronics A/S

Any device whose MAC address begins with DC:57:5C has a network interface built by PR Electronics A/S. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

DC:57:5C

Organization

PR Electronics A/S

Address

Lerbakken 10 Følle DK 8410

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.