Yes, NIKE Pegasus shoes have markings on the soles.

This is a tradition of Nike. The sole pattern is completely designed by the company itself, so every pair of genuine shoes will have it. If there is no mark on the sole, it does not necessarily mean it is fake. Some mid-range Nike running shoes and trendy casual shoes do not have the Nike logo on the soles; ordinary basketball shoes do. Detailed analysis of specific issues. Some soles will abandon Nike's hook for anti-slip design considerations. For example, the soles of air max2015 shoes do not have Nike’s check mark.