iP or domain name lookup

imap.189.cn Server iP：

Current resolution：

domain resolution record：

2016-11-14-----2022-11-15 183.61.185.69

2022-08-23-----2022-11-15 14.116.195.56

2022-08-23-----2022-11-15 183.56.225.201

2019-10-11-----2022-08-23 47.75.143.182

2019-06-19-----2022-04-21 14.116.139.30

2021-05-26-----2021-05-26 47.244.52.209

2019-06-19-----2021-04-17 47.254.17.28

2019-11-10-----2019-11-10 47.244.111.3

2019-07-13-----2019-07-13 47.254.39.88

2016-11-14-----2018-01-19 121.14.53.141

2016-11-14-----2018-01-18 183.61.185.86