Sector Alarm Tech S.L.

Any device whose MAC address begins with 7C:99:46 has a network interface built by Sector Alarm Tech S.L.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

7C:99:46

Organization

Sector Alarm Tech S.L.

Address

Calle Verónica, Esq. Calle Tulipán, Esq Calle Geranio Las Lagunas- Mijas Malaga ES 29651

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.