INFICON

Any device whose MAC address begins with 00:A0:41 has a network interface built by INFICON. 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:A0:41

Organization

INFICON

Address

2 Technology Place E. Syracuse NY US 13057

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.