Mini-Circuits

Any device whose MAC address begins with D0:73:7F has a network interface built by Mini-Circuits. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

D0:73:7F

Organization

Mini-Circuits

Address

50 Yosef Levi Street Kiryat Bialik Industrial Zone US 27000

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.