iP or domain name lookup

www.pku.cn Server iP：

Current resolution：

domain resolution record：

2019-07-15-----2019-07-15 116.255.192.229

2016-11-23-----2017-10-31 162.105.131.196

2016-11-23-----2017-10-31 124.205.79.130

2016-11-23-----2017-10-31 111.205.231.14

2016-11-23-----2016-12-18 106.120.124.210