iP or domain name lookup

1623.yyzbsw.sh.cn Server iP：

Current resolution：

domain resolution record：

2023-06-26-----2023-06-26 172.64.207.15

2023-06-26-----2023-06-26 172.64.206.15

2023-06-07-----2023-06-11 172.67.144.227

2023-06-07-----2023-06-11 104.21.28.78

2023-06-07-----2023-06-07 172.64.111.30

2023-05-16-----2023-05-16 104.22.1.232

2023-05-16-----2023-05-16 172.67.8.238

2023-05-16-----2023-05-16 104.22.0.232

2023-03-16-----2023-03-16 104.21.57.37

2023-03-16-----2023-03-16 172.67.188.240