Syes srl

Any device whose MAC address begins with 28:F6:06 has a network interface built by Syes srl. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

28:F6:06

Organization

Syes srl

Address

Via Zanella 21 Lissone (MB) Monza Brianza IT 20851

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.