iP or domain name lookup

c91s.com Server iP：

Current resolution：

domain resolution record：

2021-12-07-----2022-02-04 47.91.205.63

2021-12-07-----2022-02-04 47.91.202.66

2021-12-07-----2022-02-04 47.88.84.51

2021-03-12-----2021-04-03 34.98.99.30

2020-11-15-----2020-12-05 23.225.165.203

2020-11-15-----2020-12-05 220.128.111.143

2020-07-12-----2020-07-12 45.61.230.4

2020-06-03-----2020-06-03 104.31.72.117

2020-06-03-----2020-06-03 172.67.197.81

2020-06-03-----2020-06-03 104.31.73.117