Universal Electronics BV

Any device whose MAC address begins with 20:21:41 has a network interface built by Universal Electronics BV. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

20:21:41

Organization

Universal Electronics BV

Address

Colosseum 2 Enschede Ov NL 7521 PT

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.