PPD Networks Still Makes Money?

Around 7 Months ago, We see every Week 1-2 New PPD Networks. Now, Not see any New PPD. and Even Most of Old PPD Closed for New Publishers? Reason?
-Uploadwolf They Stop New Publishers Signup, But want to Know The Current Users Making Money?
-Kinlee (BHW User) was Making Huge from, So want to know if she still Making Good? If Yes than which PPD?