CALCULEX,INC.

Any device whose MAC address begins with 00:14:52 has a network interface built by CALCULEX,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

00:14:52

Organization

CALCULEX,INC.

Address

132 W. LAS CRUCES AVE. LAS CRUCES NEW MEXICO US 88001

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.