iP or domain name lookup

help.renren.com Server iP：

Current resolution：

domain resolution record：

2022-08-05-----2023-10-10 120.133.12.124

2022-08-05-----2023-10-10 120.133.12.123

2021-11-14-----2021-11-14 120.133.2.152

2017-09-01-----2021-10-08 120.133.2.243

2017-09-01-----2021-10-08 120.133.2.241

2017-09-01-----2020-10-13 120.133.2.242

2017-09-01-----2018-01-18 103.235.252.231

2017-09-05-----2018-01-18 103.235.252.212

2017-09-05-----2018-01-18 103.235.252.233

2017-09-05-----2017-09-12 103.235.252.213

2017-09-01-----2017-09-04 103.235.252.211

2017-09-01-----2017-09-03 103.235.252.232