iP or domain name lookup

app.nnt138.cn Server iP：

Current resolution：

domain resolution record：

2022-04-14-----2022-04-14 169.254.254.254

2021-08-20-----2021-11-01 10.88.88.88

2021-05-11-----2021-07-24 47.243.62.140

2021-04-19-----2021-04-28 219.147.157.81

2021-04-19-----2021-04-28 125.37.206.219

2021-04-19-----2021-04-28 183.57.82.217

2021-04-19-----2021-04-28 223.111.24.96

2021-04-19-----2021-04-28 163.181.33.133

2021-04-19-----2021-04-28 36.156.81.226

2021-04-23-----2021-04-28 117.34.7.119

2021-04-19-----2021-04-23 124.225.167.214