iP or domain name lookup

tiancen.noip.cn Server iP：

Current resolution：

domain resolution record：

2021-10-26-----2021-10-26 101.83.118.213

2021-10-18-----2021-10-18 180.156.203.62

2021-09-14-----2021-09-14 101.83.126.34

2021-09-14-----2021-09-14 180.156.250.211

2021-09-10-----2021-09-10 101.83.99.246

2021-01-11-----2021-01-22 101.83.127.45

2020-11-01-----2020-11-01 116.224.248.29

2020-06-02-----2020-06-02 222.69.250.207