PRECISION SOFTWARE, INC.

Any device whose MAC address begins with 00:40:2E has a network interface built by PRECISION SOFTWARE, INC.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:40:2E

Organization

PRECISION SOFTWARE, INC.

Address

600 S FEDERAL HWY STE DEERFIELD BEACH FL US 33441-4193

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.