iP or domain name lookup

enteam.duapp.com Server iP：

Current resolution：

domain resolution record：

2016-11-08-----2018-01-17 123.125.112.229

2016-11-08-----2018-01-17 123.125.112.228

2017-02-21-----2018-01-16 111.202.114.29

2016-01-22-----2017-12-08 111.13.101.137

2016-08-25-----2017-12-08 220.181.7.172

2017-08-26-----2017-12-08 111.202.114.30

2017-12-08-----2017-12-08 106.120.159.149

2016-09-29-----2017-09-02 111.13.100.104

2016-09-29-----2017-08-29 111.13.100.226

2016-08-25-----2017-02-22 220.181.7.171

2016-01-22-----2016-02-14 180.149.133.153

2016-01-22-----2016-02-14 61.135.185.83

2016-01-22-----2016-02-14 61.135.185.235