Stanford University, OpenFlow Group

Any device whose MAC address begins with 00:26:E1 has a network interface built by Stanford University, OpenFlow Group. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:26:E1

Organization

Stanford University, OpenFlow Group

Address

353 Serra Mall Stanford CA US 94305-9030

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.