iP or domain name lookup

a6.redtu.net Server iP：

Current resolution：

domain resolution record：

2022-02-09-----2024-08-23 221.181.185.156

2022-02-09-----2024-08-23 153.36.232.238

2022-02-09-----2024-08-23 222.187.222.55

2022-01-19-----2022-01-31 58.215.145.30

2022-01-19-----2022-01-31 36.102.212.73

2022-01-19-----2022-01-31 163.181.33.185

2022-01-31-----2022-01-31 112.25.18.134

2022-01-31-----2022-01-31 27.221.44.50

2022-01-31-----2022-01-31 114.80.187.103

2022-01-19-----2022-01-19 140.207.236.140

2022-01-19-----2022-01-19 112.30.162.230