iP or domain name lookup

pre-ugp.uc.cn Server iP：

Current resolution：

domain resolution record：

2020-09-11-----2022-02-01 106.11.223.92

2020-09-11-----2022-02-01 106.11.223.97

2020-09-11-----2022-02-01 106.11.211.227

2020-09-11-----2022-02-01 106.11.223.87

2022-02-01-----2022-02-01 59.82.31.142

2022-02-01-----2022-02-01 59.82.31.201

2022-02-01-----2022-02-01 59.82.31.141

2022-02-01-----2022-02-01 59.82.31.200

2020-09-11-----2021-10-19 106.11.211.222

2020-09-12-----2021-10-19 106.11.211.217