iP or domain name lookup

mail.gtech.com.cn Server iP：

Current resolution：

domain resolution record：

2021-08-30-----2023-09-13 112.60.20.236

2021-08-30-----2023-09-13 112.90.80.101

2022-03-14-----2023-09-13 129.226.102.73

2023-09-12-----2023-09-13 109.244.184.102

2021-08-30-----2022-03-14 14.17.27.155

2021-08-30-----2021-08-30 203.205.253.154

2019-06-01-----2021-01-07 113.106.124.130

2017-06-14-----2017-06-14 157.122.144.5

2017-01-08-----2017-02-02 113.106.124.131