ProSys Development Services

Any device whose MAC address begins with 68:D9:25 has a network interface built by ProSys Development Services. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

68:D9:25

Organization

ProSys Development Services

Address

Mill House Mitcham Surrey GB CR4 4HY

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.