Dictum Health, Inc.

Any device whose MAC address begins with E4:69:5A has a network interface built by Dictum Health, Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

E4:69:5A

Organization

Dictum Health, Inc.

Address

255 3rd Street, Suite 102 Oakland CA US 94607

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.