iP or domain name lookup

rd.sd.10086.cn Server iP：

Current resolution：

domain resolution record：

2016-02-15-----2016-10-17 221.192.153.41

2016-09-24-----2016-10-17 111.175.221.58

2016-02-15-----2016-09-24 221.204.244.36

2016-08-13-----2016-08-13 202.100.68.117

2016-02-15-----2016-06-08 113.12.83.4

2016-06-08-----2016-06-08 180.153.103.224

2016-06-08-----2016-06-08 123.129.254.13

2016-02-15-----2016-05-23 218.30.64.194

2016-03-24-----2016-03-24 202.102.110.203

2016-03-24-----2016-03-24 120.192.83.162

2016-02-15-----2016-02-15 123.129.254.17