DELTA CONTROLS, INC.

Any device whose MAC address begins with 00:40:AE has a network interface built by DELTA CONTROLS, 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

00:40:AE

Organization

DELTA CONTROLS, INC.

Address

13520 78TH AVENUE CANADA V3W CA 8J6

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.