iP or domain name lookup

web.leidc.net Server iP：

Current resolution：

domain resolution record：

2017-05-09-----2017-05-09 123.56.2.76

2017-02-02-----2017-02-02 112.29.196.174

2017-02-02-----2017-02-02 121.29.54.111

2017-02-02-----2017-02-02 58.216.107.101

2017-02-02-----2017-02-02 120.221.31.44

2017-02-02-----2017-02-02 119.167.164.43

2017-02-02-----2017-02-02 117.169.71.141

2017-02-02-----2017-02-02 110.53.180.198

2017-02-02-----2017-02-02 106.117.249.100