iP or domain name lookup

if.mm-office.com Server iP：

Current resolution：

domain resolution record：

2024-04-16-----2024-04-16 45.33.23.183

2020-04-27-----2021-09-15 61.163.104.22

2020-10-16-----2021-09-15 171.8.76.146

2019-10-01-----2020-10-16 117.158.205.140

2020-10-16-----2020-10-16 117.158.205.146

2019-10-01-----2019-10-12 125.46.74.139

2017-12-07-----2019-07-22 117.158.205.145

2019-07-22-----2019-07-22 125.46.74.140

2017-12-07-----2018-03-02 171.8.76.145

2017-12-07-----2018-02-27 218.29.138.142