iP or domain name lookup

nnt456.cn Server iP：

Current resolution：

domain resolution record：

2023-03-06-----2023-03-27 47.91.170.222

2022-02-19-----2023-02-16 35.244.172.47

2021-12-19-----2022-01-28 59.188.232.88

2021-10-30-----2021-12-19 156.240.109.197

2021-10-11-----2021-10-29 206.119.82.78

2021-09-30-----2021-10-09 206.119.80.175

2021-01-02-----2021-09-30 207.148.43.152