iP or domain name lookup

smtp.hnup.com Server iP：

Current resolution：

domain resolution record：

2025-12-29-----2025-12-29 172.104.251.198

2021-04-26-----2021-04-26 157.148.45.129

2021-04-26-----2021-04-26 119.147.6.245

2021-04-26-----2021-04-26 112.60.20.192

2021-04-26-----2021-04-26 14.22.9.228

2021-04-26-----2021-04-26 120.232.27.164

2021-04-26-----2021-04-26 157.148.36.163

2021-04-26-----2021-04-26 109.244.196.69

2021-04-26-----2021-04-26 119.147.3.196

2021-04-26-----2021-04-26 112.53.42.125