Digital Acoustics, LLC

Any device whose MAC address begins with 00:1B:61 has a network interface built by Digital Acoustics, 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

00:1B:61

Organization

Digital Acoustics, LLC

Address

37 Sherwood Terrace Lake Bluff IL US 60044

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.