iP or domain name lookup

yang1221.synology.me Server iP：

Current resolution：

domain resolution record：

2024-02-17-----2024-02-17 59.172.144.254

2022-04-02-----2022-04-02 221.232.101.121

2022-02-28-----2022-02-28 27.19.87.31

2022-01-10-----2022-01-10 27.16.214.183

2022-01-10-----2022-01-10 59.174.170.54

2021-12-31-----2022-01-04 27.19.85.106

2021-11-22-----2021-11-22 221.232.100.109

2021-11-15-----2021-11-19 59.172.145.147