I want to write a php that will allow people to easily check if the hosting they purchased has a cPanel license.
For shared and proxy license control and prevention of this use
verify.cpanel.net
For shared and proxy license control and prevention of this use
cPanel & WHM License Verification | cPanel, L.L.C.
Verify license. Our license verification tool will display the cPanel & WHM license history for a server and whether or not it's valid.
