iP or domain name lookup

mail.263.net Server iP：

Current resolution：

domain resolution record：

2017-06-02-----2024-11-12 211.150.64.54

2021-12-18-----2024-11-12 223.71.167.133

2023-03-31-----2024-11-12 128.1.38.2

2021-10-27-----2023-10-10 128.1.42.252

2022-04-01-----2023-03-04 54.255.195.220

2021-04-20-----2021-09-16 54.65.32.9

2020-01-03-----2021-04-02 164.52.33.164

2016-11-10-----2017-04-28 211.150.65.169

2016-11-10-----2017-04-28 211.150.65.170