CyWee Group Ltd

Any device whose MAC address begins with 50:05:3D has a network interface built by CyWee Group Ltd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

50:05:3D

Organization

CyWee Group Ltd

Address

3F, No.28, Lane128 Taipei TW 10462

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.