ants

Any device whose MAC address begins with C4:5B:F7 has a network interface built by ants. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C4:5B:F7

Organization

ants

Address

1164-21,Haeun-daero, Haeundae-gu, Busan KR 48069

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.