SERELEC

Any device whose MAC address begins with C0:4D:F7 has a network interface built by SERELEC. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C0:4D:F7

Organization

SERELEC

Address

2, Chemin du Génie VENISSIEUX CEDEX FR 69633

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.