Ktech Telecommunications Inc

Any device whose MAC address begins with 00:12:99 has a network interface built by Ktech Telecommunications 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

00:12:99

Organization

Ktech Telecommunications Inc

Address

21540 Prairie Street Unit B Chatsworth CA US 91311

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.