iP or domain name lookup

mail.etscp.com Server iP：

Current resolution：

domain resolution record：

2023-05-10-----2023-07-23 103.129.255.238

2023-05-10-----2023-07-23 101.71.155.44

2023-05-10-----2023-07-23 115.236.119.70

2023-05-10-----2023-07-23 112.13.121.42

2023-05-10-----2023-05-10 45.254.48.65

2023-05-10-----2023-05-10 183.136.182.1

2023-05-10-----2023-05-10 117.147.199.33

2017-08-01-----2019-10-09 42.156.140.99

2019-07-17-----2019-10-09 42.120.226.13

2019-07-17-----2019-10-09 42.120.226.7

2019-07-17-----2019-10-09 42.120.219.1

2019-10-09-----2019-10-09 42.120.158.76