iP or domain name lookup

c250.columbia.edu Server iP：

Current resolution：

domain resolution record：

2024-06-04-----2024-06-04 108.138.26.32

2024-06-04-----2024-06-04 216.137.39.67

2024-06-04-----2024-06-04 108.138.26.86

2024-06-04-----2024-06-04 216.137.39.45

2024-06-04-----2024-06-04 108.138.26.56

2024-06-04-----2024-06-04 108.138.246.51

2024-06-04-----2024-06-04 108.138.246.113

2024-06-04-----2024-06-04 108.138.26.29

2024-06-04-----2024-06-04 108.138.246.118

2024-06-04-----2024-06-04 108.138.246.22

2024-06-04-----2024-06-04 3.163.165.3

2024-06-04-----2024-06-04 216.137.39.129