IRZ AUTOMATION TECHNOLOGIES LTD

Any device whose MAC address begins with F0:81:AF has a network interface built by IRZ AUTOMATION TECHNOLOGIES LTD. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

F0:81:AF

Organization

IRZ AUTOMATION TECHNOLOGIES LTD

Address

Unit 9-10 27/F Seapower Tower Kowloon HK

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.