iP or domain name lookup

b.tlskycw.com Server iP：

Current resolution：

domain resolution record：

2019-10-12-----2019-10-12 79.124.78.105

2017-02-03-----2017-02-28 222.76.211.155

2017-02-03-----2017-02-27 121.32.236.6

2017-02-03-----2017-02-27 58.23.131.44

2017-02-03-----2017-02-27 58.23.131.49

2017-02-03-----2017-02-27 121.12.92.44