iP or domain name lookup

mx2.duoyi.com Server iP：

Current resolution：

domain resolution record：

2023-08-11-----2024-02-07 103.43.86.77

2023-08-11-----2024-02-07 45.253.247.203

2019-05-14-----2023-09-20 121.201.64.130

2023-09-07-----2023-09-20 111.48.62.26

2023-09-07-----2023-09-20 112.73.64.20

2023-09-07-----2023-09-20 122.190.108.146

2023-09-07-----2023-09-20 119.96.196.46

2023-09-07-----2023-09-20 113.106.204.83

2023-09-07-----2023-09-20 119.96.196.45

2023-09-07-----2023-09-20 122.190.108.145

2023-09-07-----2023-09-20 111.48.62.25

2017-08-01-----2023-09-19 219.132.195.135

2019-05-14-----2019-10-31 121.201.64.217

2019-05-14-----2019-10-31 112.73.64.77

2017-08-01-----2019-07-15 183.232.9.5

2017-08-01-----2017-08-01 121.201.116.218

2017-08-01-----2017-08-01 121.201.116.222