Exablaze

Any device whose MAC address begins with 64:3F:5F has a network interface built by Exablaze. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

64:3F:5F

Organization

Exablaze

Address

Level 6 Sydney NSW AU 2000

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.