You need to follow 3 steps to get the domain active on your VPS.
In details.
In your domain settings, set our DNS as above.
You can specify new domain DNS in the Client Area of your domain registrar.
Attention! New domain settings are not immediately delegated. This requires 2-12 hours.
Next, you need to add a domain to DNSmanager. Login to your Client Area "Manage Domains in VDS DNS manager" part.
Click "Add New Domain into DNSmanager":
Specify the domain name to be added and click "Add":
After adding the domain to DNSmanager, you need to add the domain to the VPS Control Panel (ISPmanager, Brainy or FASTPANEL).