iP or domain name lookup

switch520.net Server iP：

Current resolution：

domain resolution record：

2022-08-11-----2023-02-09 165.160.15.20

2022-08-11-----2023-02-09 165.160.13.20

2022-06-21-----2022-08-13 154.39.66.234

2022-08-07-----2022-08-09 154.39.66.227

2022-03-15-----2022-07-29 172.67.184.215

2022-03-15-----2022-07-29 104.21.72.126

2022-03-26-----2022-06-05 202.81.231.109

2022-03-12-----2022-03-15 202.81.230.25