GAGE TALKER CORP.

Any device whose MAC address begins with 00:40:D4 has a network interface built by GAGE TALKER CORP.. 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:D4

Organization

GAGE TALKER CORP.

Address

13680 NE 16TH STREET BELLEVUE WA US 98005

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.