iP or domain name lookup

assets.xuexi.cn Server iP：

Current resolution：

domain resolution record：

2021-12-07-----2022-10-09 180.163.44.92

2021-12-07-----2022-10-09 49.7.23.98

2022-02-02-----2022-10-09 180.163.44.93

2022-02-02-----2022-10-09 49.7.23.123

2022-05-13-----2022-10-09 180.163.44.123

2022-09-18-----2022-10-09 101.206.190.187

2022-09-18-----2022-10-09 101.206.190.186

2022-10-09-----2022-10-09 120.241.7.219

2022-10-09-----2022-10-09 112.13.97.92

2022-10-09-----2022-10-09 112.13.97.93

2022-09-18-----2022-09-18 112.13.125.235

2022-09-18-----2022-09-18 120.241.7.205

2021-12-07-----2022-05-13 111.13.209.210

2021-12-07-----2022-05-13 49.7.23.97

2021-12-07-----2022-05-13 111.13.209.209

2022-02-02-----2022-05-13 180.163.44.122

2022-05-13-----2022-05-13 140.206.225.43

2022-05-13-----2022-05-13 140.206.225.42

2022-02-02-----2022-02-02 183.131.232.12

2022-02-02-----2022-02-02 183.131.232.13

2022-02-02-----2022-02-02 124.64.194.91

2022-02-02-----2022-02-02 124.64.194.90

2021-12-07-----2021-12-07 211.154.222.119

2021-12-07-----2021-12-07 211.154.222.118