iP or domain name lookup

www.cn4.app Server iP：

Current resolution：

domain resolution record：

2021-07-03-----2024-09-18 172.67.151.28

2021-07-03-----2024-09-18 104.21.0.150

2023-12-16-----2023-12-16 156.251.239.180

2023-12-07-----2023-12-07 156.251.239.186

2023-12-06-----2023-12-06 156.251.239.100

2023-12-06-----2023-12-06 156.251.239.184

2023-12-06-----2023-12-06 156.251.239.103

2023-11-26-----2023-11-26 156.251.239.189

2023-11-19-----2023-11-19 156.251.239.179

2023-11-18-----2023-11-18 156.251.239.185

2023-10-30-----2023-10-30 156.234.127.181

2023-10-20-----2023-10-20 156.234.127.109

2023-09-25-----2023-09-25 223.75.236.241

2023-08-05-----2023-08-05 156.234.127.105