GTO Access Systems LLC

Any device whose MAC address begins with 48:C6:63 has a network interface built by GTO Access Systems LLC. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

48:C6:63

Organization

GTO Access Systems LLC

Address

3121 Hartsfield Road Tallahassee FL US 32303

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.