Zonoff

Any device whose MAC address begins with A8:77:6F has a network interface built by Zonoff. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

A8:77:6F

Organization

Zonoff

Address

70E Swedesford Rd Malvern PA US 19355

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.