Micro-Star INT'L CO., LTD.

Any device whose MAC address begins with 44:8A:5B has a network interface built by Micro-Star INT'L CO., 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

44:8A:5B

Organization

Micro-Star INT'L CO., LTD.

Address

No69, LIde St. Taipei TW 235

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.