PRECIA

Any device whose MAC address begins with 10:CA:81 has a network interface built by PRECIA. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

10:CA:81

Organization

PRECIA

Address

Le ruissol VEYRAS PRIVAS FR 07001

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.