ID Tech

Any device whose MAC address begins with 78:20:79 has a network interface built by ID Tech. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

78:20:79

Organization

ID Tech

Address

10721 Walker St Cypress CA US 90630

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.