iP or domain name lookup

iop.org Server iP：

Current resolution：

domain resolution record：

2022-06-16-----2023-05-19 23.185.0.4

2022-06-16-----2022-06-16 54.155.107.248

2022-06-16-----2022-06-16 54.229.111.65

2021-05-06-----2021-05-06 54.76.222.145

2021-05-06-----2021-05-06 54.216.167.83

2021-03-05-----2021-03-05 18.202.185.118

2021-03-05-----2021-03-05 54.228.151.27

2020-09-05-----2020-09-05 52.51.34.217

2020-09-05-----2020-09-05 3.248.168.136

2019-04-19-----2020-05-17 34.246.25.30

2016-11-27-----2017-12-27 52.16.160.11