iP or domain name lookup

ext.net Server iP：

Current resolution：

domain resolution record：

2022-11-03-----2024-02-23 104.21.95.116

2022-11-03-----2024-02-23 172.67.144.188

2024-02-12-----2024-02-12 188.114.96.3

2024-02-06-----2024-02-06 188.114.97.3

2020-09-23-----2021-07-20 172.67.205.138

2021-06-18-----2021-07-20 104.21.90.217

2020-09-23-----2020-12-02 104.27.191.81

2020-09-23-----2020-12-02 104.27.190.81

2020-04-20-----2020-04-20 104.26.14.92

2020-04-20-----2020-04-20 104.26.15.92

2017-11-29-----2019-12-05 104.28.7.90

2017-11-29-----2019-12-05 104.28.6.90