Persistent Systems, LLC

Any device whose MAC address begins with 00:18:A6 has a network interface built by Persistent Systems, LLC. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:18:A6

Organization

Persistent Systems, LLC

Address

118 N. Howard St. #72 Baltimore MD US 21201

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.