iP or domain name lookup

wap.1234u.net Server iP：

Current resolution：

domain resolution record：

2023-03-10-----2024-02-18 0.0.0.0

2023-10-13-----2024-02-18 127.0.0.1

2024-02-18-----2024-02-18 38.48.243.162

2023-08-28-----2023-10-19 206.237.216.226

2023-04-15-----2023-04-29 206.237.216.225

2023-04-07-----2023-04-08 38.163.69.182

2023-03-10-----2023-03-17 137.220.252.174

2022-11-24-----2023-02-03 193.36.238.102

2022-01-16-----2022-11-05 137.220.252.173

2020-04-26-----2021-05-01 137.220.215.141

2021-03-19-----2021-03-24 137.220.215.150

2020-10-28-----2020-10-31 161.8.180.28