iP or domain name lookup

a.aff91.app Server iP：

Current resolution：

domain resolution record：

2023-09-28-----2023-09-28 199.232.46.189

2022-03-15-----2022-03-18 72.14.185.43

2022-03-18-----2022-03-18 45.33.20.235

2022-03-11-----2022-03-15 173.255.194.134

2022-03-11-----2022-03-11 96.126.123.244

2020-05-23-----2021-05-15 3.112.25.222

2020-05-23-----2021-05-14 13.250.56.252

2020-12-05-----2021-05-14 18.166.213.85

2020-05-28-----2020-12-14 107.167.5.182

2020-05-23-----2020-12-04 107.167.5.181

2020-11-22-----2020-11-22 209.97.55.148