iP or domain name lookup

www.ookla.com Server iP：

Current resolution：

domain resolution record：

2018-04-03-----2024-02-08 151.101.42.219

2019-07-17-----2024-02-08 199.232.46.219

2023-01-11-----2024-02-08 146.75.114.219

2024-02-08-----2024-02-08 146.75.122.219

2018-06-11-----2023-01-11 151.101.2.219

2019-07-10-----2023-01-11 151.101.110.219

2019-07-10-----2023-01-11 151.101.78.219

2019-07-17-----2022-08-17 151.101.14.219

2019-10-03-----2022-08-17 151.101.114.219

2018-03-31-----2022-01-10 151.101.74.219

2018-03-31-----2021-11-12 151.101.230.219

2021-07-27-----2021-07-27 151.101.90.219

2019-08-15-----2020-08-28 151.101.10.219

2018-06-11-----2019-12-17 151.101.198.219

2018-03-31-----2019-11-25 151.101.26.219

2018-03-31-----2019-07-10 151.101.130.219

2019-07-10-----2019-07-10 151.101.194.219