asteel electronique atlantique

Any device whose MAC address begins with 00:19:A3 has a network interface built by asteel electronique atlantique. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:19:A3

Organization

asteel electronique atlantique

Address

za de la lande de saint jean sainte marie de redon FR 35600

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.