Solid Optics EU N.V.

Any device whose MAC address begins with C4:89:ED has a network interface built by Solid Optics EU N.V.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C4:89:ED

Organization

Solid Optics EU N.V.

Address

De Huchtstraat 35 Almere Flevoland NL 1327 EC

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.