iP or domain name lookup

zlking.duapp.com Server iP：

Current resolution：

domain resolution record：

2016-11-26-----2018-01-17 111.202.114.29

2016-11-26-----2018-01-17 123.125.112.229

2016-11-26-----2018-01-16 111.202.114.30

2016-11-26-----2017-12-08 106.120.159.149

2016-12-22-----2017-12-08 220.181.7.172

2016-12-22-----2017-12-08 111.13.101.137

2016-11-26-----2017-09-02 123.125.112.228

2017-01-01-----2017-09-02 111.13.100.104

2016-11-26-----2017-08-29 111.13.100.226

2016-12-22-----2017-02-17 220.181.7.171