MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address


Opticore Inc.

MAC prefix: 04:FA:3F

Vendor name: Opticore Inc.

MAC range: 04:FA:3F:00:00:00 - 04:FA:3F:FF:FF:FF

Block Size: 16777215 (16.77 M)


97 Jungbudaero448beongil
Suwonsi Gyeonggido 16521

Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Initial registration: 18 April 2017

Country KR map