iP or domain name lookup

91f.app Server iP：

Current resolution：

domain resolution record：

2023-12-20-----2024-09-12 163.172.111.91

2024-07-30-----2024-09-12 0.0.0.0

2024-03-22-----2024-07-23 182.43.124.6

2024-07-05-----2024-07-06 139.60.161.74

2024-06-01-----2024-06-15 183.192.65.101

2024-06-02-----2024-06-02 61.160.148.90

2024-04-07-----2024-04-10 183.213.92.2

2024-04-07-----2024-04-10 106.74.25.198

2024-01-17-----2024-01-17 156.251.239.147

2024-01-05-----2024-01-11 156.251.239.104

2024-01-08-----2024-01-08 156.251.239.110

2023-12-31-----2024-01-07 156.251.239.101

2024-01-07-----2024-01-07 156.251.239.108

2024-01-06-----2024-01-06 156.251.239.100

2023-12-31-----2023-12-31 156.251.239.109

2023-12-22-----2023-12-22 156.251.239.103

2023-12-21-----2023-12-21 156.251.239.181