Gumstix, Inc

Any device whose MAC address begins with 00:15:C9 has a network interface built by Gumstix, 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

00:15:C9

Organization

Gumstix, Inc

Address

3130 Alpine Road Portola Valley CA US 94028

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.