iP or domain name lookup

mail.tax-edu.net Server iP：

Current resolution：

domain resolution record：

2021-10-27-----2024-01-01 129.226.106.19

2021-10-27-----2023-09-13 81.71.56.226

2021-10-27-----2023-09-13 112.90.80.23

2021-10-27-----2022-10-03 14.17.5.207

2021-10-27-----2022-03-12 112.53.42.14

2017-06-19-----2020-06-16 61.177.182.155

2019-10-10-----2020-06-16 58.241.132.195

2018-01-04-----2019-07-22 58.241.134.86