iP or domain name lookup

ptdnc.com.cn Server iP：

Current resolution：

domain resolution record：

2023-03-08-----2023-03-08 103.42.182.109

2021-08-28-----2022-01-12 103.20.220.89

2021-06-03-----2021-06-03 154.215.142.139

2021-05-13-----2021-05-13 103.214.170.133

2020-08-22-----2020-08-22 103.148.245.162

2019-06-21-----2020-03-02 5.180.96.189

2019-05-22-----2019-06-06 80.245.105.96

2017-02-05-----2019-05-10 103.76.85.20

2017-02-05-----2017-02-05 210.209.88.115