iP or domain name lookup

gemeente.groningen.nl Server iP：

Current resolution：

domain resolution record：

2023-04-21-----2023-11-27 13.107.213.45

2023-04-21-----2023-11-27 13.107.246.45

2023-10-11-----2023-10-16 13.107.246.63

2023-10-11-----2023-10-16 13.107.213.63

2022-12-22-----2022-12-23 20.56.66.61

2021-07-06-----2021-07-06 151.101.194.216

2021-07-06-----2021-07-06 151.101.2.216

2021-07-06-----2021-07-06 151.101.66.216

2021-07-06-----2021-07-06 151.101.130.216

2018-03-02-----2019-07-16 54.76.137.151

2018-03-02-----2019-07-16 54.76.137.79

2018-04-13-----2019-07-16 54.76.136.188