iP or domain name lookup

mail.casc.org.cn Server iP：

Current resolution：

domain resolution record：

2023-03-19-----2023-09-12 157.255.13.12

2023-03-19-----2023-09-12 157.255.13.247

2023-03-19-----2023-09-12 183.2.144.108

2023-03-19-----2023-09-12 43.154.252.250

2023-03-19-----2023-09-12 120.232.67.187

2023-03-19-----2023-09-12 183.47.114.101

2023-03-19-----2023-09-12 120.241.150.114

2023-09-11-----2023-09-12 43.155.124.18

2023-09-11-----2023-09-12 43.154.252.31

2023-09-11-----2023-09-12 183.2.144.113

2023-03-19-----2023-09-11 163.177.30.56

2023-09-11-----2023-09-11 120.233.18.36

2020-10-13-----2021-09-22 157.255.173.155

2020-10-13-----2021-09-22 59.37.96.29

2020-10-13-----2021-09-22 113.96.233.155

2020-10-13-----2021-09-22 120.241.186.206

2020-10-13-----2021-09-22 183.232.93.144

2021-09-22-----2021-09-22 203.205.255.142

2021-09-22-----2021-09-22 61.241.49.119

2020-10-13-----2020-10-13 203.205.255.212