Radiation Safety and Control Services Inc

Any device whose MAC address begins with 00:23:C5 has a network interface built by Radiation Safety and Control Services 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

00:23:C5

Organization

Radiation Safety and Control Services Inc

Address

91 Portsmouth Ave Stratham New Hampshire US 03885

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.