iP or domain name lookup

www.bthggc.com Server iP：

Current resolution：

domain resolution record：

2021-03-04-----2021-03-04 154.213.113.21

2019-07-10-----2019-07-11 208.91.197.46

2017-05-03-----2017-11-13 103.84.90.147

2017-04-26-----2017-06-16 116.255.219.13

2017-04-24-----2017-04-26 117.132.13.99