Xirrus Inc.

Any device whose MAC address begins with 50:60:28 has a network interface built by Xirrus 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

50:60:28

Organization

Xirrus Inc.

Address

2101 CORPORATE CENTER DR Thousand Oaks CALIFORNIA 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.