XIRCOM

Any device whose MAC address begins with 00:10:A4 has a network interface built by XIRCOM. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:10:A4

Organization

XIRCOM

Address

2300 CORPORATE CENTER DR. THOUSAND OAKS CA US 91320

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.