iP or domain name lookup

need.91app.com Server iP：

Current resolution：

domain resolution record：

2022-05-15-----2024-05-10 15.197.131.156

2022-05-15-----2024-05-10 3.33.154.31

2023-11-16-----2023-11-16 156.251.239.114

2023-11-15-----2023-11-15 156.251.239.118

2023-10-15-----2023-10-15 156.234.127.140

2023-08-24-----2023-10-12 156.234.127.138

2023-09-18-----2023-10-12 156.234.127.117

2023-10-12-----2023-10-12 156.234.127.141

2019-07-16-----2019-07-16 18.179.85.184

2019-07-16-----2019-07-16 54.178.242.197

2018-04-05-----2018-04-06 52.68.229.188

2018-04-05-----2018-04-05 52.197.149.160