GIT

Any device whose MAC address begins with EC:AF:97 has a network interface built by GIT. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

EC:AF:97

Organization

GIT

Address

05655, GIT Bldg., 87, Macheon-ro, Songpa-gu, Seoul, Korea Songpa-gu Seoul KR 05655

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.