iP or domain name lookup

app.so Server iP：

Current resolution：

domain resolution record：

2022-09-08-----2024-03-01 104.21.91.241

2022-09-08-----2024-03-01 172.67.182.40

2022-08-13-----2022-08-13 54.223.91.42

2022-08-13-----2022-08-13 52.80.219.165

2020-03-16-----2022-08-09 54.223.241.184

2020-08-05-----2022-08-09 52.80.29.152

2022-04-21-----2022-04-21 54.223.71.160

2017-12-09-----2022-01-29 54.223.239.214

2017-12-09-----2022-01-29 54.223.236.230

2019-09-24-----2019-10-13 54.223.223.195