iP or domain name lookup

tutor.rosettastone.com Server iP：

Current resolution：

domain resolution record：

2024-02-06-----2024-02-06 104.18.32.113

2024-02-06-----2024-02-06 172.64.155.143

2023-10-13-----2023-10-13 104.18.17.179

2023-10-13-----2023-10-13 104.18.16.179

2021-04-02-----2022-01-20 151.101.77.180

2021-04-02-----2022-01-20 151.101.109.180

2022-01-20-----2022-01-20 206.119.108.5

2022-01-20-----2022-01-20 151.101.73.180

2022-01-20-----2022-01-20 206.119.108.7

2022-01-20-----2022-01-20 206.119.108.11

2021-04-02-----2021-12-29 206.119.108.131

2021-04-02-----2021-12-29 151.101.1.180

2021-04-05-----2021-12-29 206.119.108.130

2021-04-02-----2021-04-05 151.101.229.180

2021-04-02-----2021-04-05 4.79.219.71