iP or domain name lookup

521tom.com Server iP：

Current resolution：

domain resolution record：

2024-02-13-----2024-02-13 204.11.56.37

2023-03-03-----2024-01-12 154.23.4.203

2022-11-15-----2022-11-15 75.2.18.233

2022-07-12-----2022-08-09 154.92.55.50

2022-05-07-----2022-05-07 156.252.69.174

2022-03-25-----2022-04-11 154.210.191.135

2021-12-16-----2022-02-28 156.226.194.208

2021-11-06-----2021-11-06 154.221.39.180

2021-05-12-----2021-06-26 156.226.210.106

2019-09-29-----2020-07-15 45.15.160.36

2016-12-06-----2016-12-09 121.42.68.36