iP or domain name lookup

h-yuan.synology.me Server iP：

Current resolution：

domain resolution record：

2021-10-21-----2021-10-21 218.90.27.83

2021-09-09-----2021-09-09 121.235.205.106

2021-08-05-----2021-08-05 121.235.207.211

2021-07-28-----2021-07-29 121.235.201.176

2021-05-28-----2021-05-28 121.235.200.119

2021-03-30-----2021-03-30 117.85.24.29

2019-12-01-----2019-12-01 180.114.204.169

2019-10-11-----2019-10-11 114.225.50.223

2019-07-23-----2019-07-24 117.84.221.102

2017-09-18-----2017-09-19 117.84.218.246

2017-08-22-----2017-08-23 117.84.221.44

2017-08-18-----2017-08-18 114.225.49.54

2017-08-17-----2017-08-17 114.225.48.103