ACS Solutions Switzerland Ltd.

Any device whose MAC address begins with 00:17:5B has a network interface built by ACS Solutions Switzerland Ltd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:17:5B

Organization

ACS Solutions Switzerland Ltd.

Address

Frankenstrasse 70 Bern- Buempliz CH 3018

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.