Cheetah Hi-Tech, Inc.

Any device whose MAC address begins with 20:DC:93 has a network interface built by Cheetah Hi-Tech, Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

20:DC:93

Organization

Cheetah Hi-Tech, Inc.

Address

Rm 804, No. 5, Sec. 2, Anhe Rd. Taipei Taiwan TW 10680

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.