MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
SUB-ZERO GROUP, INC.
MAC address prefix 80:79:EF is registered to SUB-ZERO GROUP, INC., located at 2835 Buds DriveFitchburg WI 53719US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 29 January 2026, and no subsequent updates have been recorded.
OUI: 80:79:EF
Vendor name: SUB-ZERO GROUP, INC.
Address:
Assignment Type MA-L 2835 Buds Drive
Fitchburg WI 53719
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 29 January 2026
