iP or domain name lookup

4g.feishubook.com Server iP：

Current resolution：

domain resolution record：

2025-01-28-----2025-05-02 137.175.19.221

2025-01-28-----2025-05-02 198.2.254.87

2025-01-28-----2025-05-02 198.2.254.251

2025-01-28-----2025-05-02 137.175.50.35

2025-01-28-----2025-05-02 137.175.66.82

2025-01-28-----2025-05-02 192.74.226.215

2025-01-28-----2025-05-02 198.2.253.21

2025-01-28-----2025-05-02 198.2.254.132

2024-09-01-----2025-01-21 107.149.79.84

2024-09-01-----2025-01-21 107.148.196.67

2024-09-01-----2025-01-21 198.200.37.211

2024-09-01-----2025-01-21 98.126.27.86

2024-09-01-----2025-01-21 98.126.27.246

2024-09-01-----2025-01-21 107.148.195.51

2024-10-02-----2025-01-21 45.58.53.116

2024-09-01-----2024-09-01 206.2.168.132