iP or domain name lookup

xfwnas.synology.me Server iP：

Current resolution：

domain resolution record：

2022-07-29-----2022-07-29 123.121.6.192

2022-05-15-----2022-05-15 123.121.6.51

2022-02-18-----2022-02-18 52.195.1.242

2022-02-18-----2022-02-18 123.121.3.251

2021-11-13-----2021-11-13 123.121.15.212

2021-08-16-----2021-08-16 221.219.157.232

2020-04-03-----2020-04-03 114.253.51.176