PROMAX ELECTRONICA SA

Any device whose MAC address begins with 44:A6:89 has a network interface built by PROMAX ELECTRONICA SA. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

44:A6:89

Organization

PROMAX ELECTRONICA SA

Address

FRANCESC MORAGAS 71-75 HOSPITALET DE LLOBREGAT BARCELONA ES 08907

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.