iP or domain name lookup

it.delta.com Server iP：

Current resolution：

domain resolution record：

2023-08-15-----2023-08-15 23.56.23.12

2023-08-15-----2023-08-15 104.87.193.199

2023-08-15-----2023-08-15 184.26.255.81

2023-08-15-----2023-08-15 104.84.196.85

2023-08-15-----2023-08-15 184.24.83.41

2023-08-15-----2023-08-15 104.88.223.238

2020-02-04-----2020-02-04 54.89.22.206

2018-04-29-----2019-07-16 52.203.111.46

2018-04-29-----2019-07-16 34.230.135.236

2019-07-16-----2019-07-16 52.73.58.153

2018-04-29-----2018-04-29 34.231.73.152