iP or domain name lookup

rec.uc.cn Server iP：

Current resolution：

domain resolution record：

2022-01-22-----2023-08-17 120.241.3.130

2022-01-22-----2023-04-07 219.133.46.154

2023-04-07-----2023-04-07 157.255.240.130

2020-05-01-----2021-12-24 120.241.2.239

2020-05-01-----2021-12-24 157.255.241.239

2020-09-14-----2021-12-24 14.116.143.187

2020-05-01-----2020-06-10 14.116.143.177

2017-11-26-----2019-10-05 120.241.1.51

2017-11-26-----2019-10-05 14.116.140.51

2017-11-26-----2019-07-14 157.255.240.51

2017-09-03-----2017-09-05 119.147.224.146

2017-09-03-----2017-09-04 183.233.224.169

2017-09-03-----2017-09-04 163.177.128.249