iP or domain name lookup

551cf.com Server iP：

Current resolution：

domain resolution record：

2021-10-15-----2024-05-14 172.67.168.65

2021-10-15-----2024-05-14 104.21.26.97

2023-09-10-----2024-05-14 0.0.0.0

2023-12-10-----2023-12-10 156.251.239.103

2023-10-15-----2023-10-15 156.234.127.100

2023-10-02-----2023-10-02 156.234.127.110

2023-04-25-----2023-04-25 156.234.127.12

2021-06-05-----2021-06-05 162.209.217.5

2019-12-09-----2020-07-23 172.247.215.174

2019-07-23-----2019-10-16 172.247.215.137

2017-12-29-----2017-12-30 107.163.182.138