JSC "Irbis-T"

Any device whose MAC address begins with A0:DE:05 has a network interface built by JSC "Irbis-T". This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

A0:DE:05

Organization

JSC "Irbis-T"

Address

39, Gorodskoy lane Tula RU 300012

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.