IC Realtime LLC

Any device whose MAC address begins with 20:DE:88 has a network interface built by IC Realtime LLC. 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:DE:88

Organization

IC Realtime LLC

Address

3050 N Andrews Ave Ext. Pompano Beach FL US 33064

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.