iP or domain name lookup

conf.lngtd.com Server iP：

Current resolution：

domain resolution record：

2021-01-23-----2021-01-23 52.7.211.36

2021-01-23-----2021-01-23 54.236.99.152

2021-01-23-----2021-01-23 52.5.175.196

2021-01-23-----2021-01-23 18.209.153.174

2021-01-23-----2021-01-23 54.172.90.204

2021-01-23-----2021-01-23 52.22.117.137