i-mate Development, Inc.

Any device whose MAC address begins with 00:25:E9 has a network interface built by i-mate Development, 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

00:25:E9

Organization

i-mate Development, Inc.

Address

8383 158th Ave. N.E., Suite 300, Redmond, Washington WA US 98052-3871

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.