iP or domain name lookup

bsmo.springer.com Server iP：

Current resolution：

domain resolution record：

2022-08-05-----2024-02-08 146.75.112.95

2023-08-28-----2024-02-08 151.101.40.95

2023-10-02-----2024-02-08 146.75.120.95

2023-10-02-----2024-02-08 199.232.44.95

2023-10-02-----2023-10-02 151.101.200.95

2022-08-05-----2023-08-28 151.101.108.95

2022-08-05-----2023-08-28 151.101.76.95

2023-08-28-----2023-08-28 151.101.0.95

2023-08-28-----2023-08-28 151.101.8.95

2023-08-28-----2023-08-28 151.101.192.95

2023-08-28-----2023-08-28 151.101.64.95