iP or domain name lookup

app.ck921.com Server iP：

Current resolution：

domain resolution record：

2019-07-20-----2023-04-04 122.114.141.200

2017-09-15-----2017-09-16 158.69.208.162

2017-04-07-----2017-09-15 122.114.158.166

2017-09-15-----2017-09-15 61.160.224.225

2017-09-15-----2017-09-15 122.114.158.238

2017-09-15-----2017-09-15 120.52.19.108

2017-01-09-----2017-03-28 103.74.173.47

2017-03-24-----2017-03-25 122.190.3.130

2017-03-24-----2017-03-24 117.34.14.130

2017-03-24-----2017-03-24 116.31.127.130

2017-03-24-----2017-03-24 115.231.187.130

2017-03-24-----2017-03-24 162.159.209.59

2017-03-24-----2017-03-24 162.159.208.59

2017-01-09-----2017-01-09 103.74.172.178