Ipsil, Incorporated

Any device whose MAC address begins with 00:08:1D has a network interface built by Ipsil, Incorporated. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:08:1D

Organization

Ipsil, Incorporated

Address

7945 MacArthur Blvd. Cabin John MD US 20818

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.