How much of Zillow (Z/ZG) revenue comes from haram?

Is Zillow (Z/ZG) Halal to invest in?
To answer this question, we consider:
1. How much of Zillow (Z/ZG) revenue comes from haram?
2. Does Zillow (Z/ZG) rely on riba to operate?
3. What is Zillow (Z/ZG) ESG impact?