iP or domain name lookup

mail.igs.igsgroupe.com Server iP：

Current resolution：

domain resolution record：

2021-07-20-----2021-07-29 52.98.77.98

2021-07-20-----2021-07-29 40.100.54.194

2021-07-20-----2021-07-29 40.100.54.34

2021-07-20-----2021-07-29 52.98.42.226

2021-07-20-----2021-07-29 40.100.54.18

2021-07-20-----2021-07-29 40.100.54.242

2021-07-29-----2021-07-29 52.98.51.146

2021-07-29-----2021-07-29 52.98.40.66

2021-07-29-----2021-07-29 40.101.12.66

2021-07-29-----2021-07-29 52.98.85.194

2021-07-20-----2021-07-20 40.100.54.2

2021-07-20-----2021-07-20 52.98.42.194

2021-07-20-----2021-07-20 40.100.2.114

2021-07-20-----2021-07-20 40.100.2.82

2021-07-20-----2021-07-20 40.100.54.226

2021-07-20-----2021-07-20 40.100.54.210