DIONEX

Any device whose MAC address begins with 00:E0:EF has a network interface built by DIONEX. 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:E0:EF

Organization

DIONEX

Address

PO BOX 3603 SUNNYVALE CA US 94088-3603

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.