Result
Mac address for 644F74
Company / Vendor
LENUS Co., Ltd.
Prefix
644F74
Database Type
IEEE MA-L
Start Mac Address
644F74000000
End Mac Address
644F74FFFFFF
Company Address
Possible Devices
16777216
This number represents the possible device number that can be manufactured using this mac address, but doesn't mean it is all has been manufactured yet
Link