iP or domain name lookup

webapp.chinawkb.com Server iP：

Current resolution：

domain resolution record：

2021-12-13-----2021-12-13 3.18.7.81

2021-12-13-----2021-12-13 3.19.116.195

2021-12-13-----2021-12-13 3.130.253.23

2020-07-17-----2020-08-12 18.211.9.206

2019-09-29-----2019-12-19 199.191.50.151

2019-06-23-----2019-09-22 72.52.179.175

2018-03-17-----2018-03-20 104.24.117.61

2018-03-17-----2018-03-20 104.24.116.61

2018-03-17-----2018-03-18 47.91.205.14

2018-02-10-----2018-02-15 47.91.161.240