iP or domain name lookup

cs.bekor.cn Server iP：

Current resolution：

domain resolution record：

2021-05-08-----2021-07-24 123.129.244.213

2021-05-08-----2021-07-24 58.216.15.216

2021-05-08-----2021-07-24 36.102.212.89

2021-05-08-----2021-07-24 163.181.33.181

2021-05-28-----2021-07-24 221.181.200.218

2021-06-01-----2021-07-24 61.184.215.182

2021-07-24-----2021-07-24 125.37.206.222

2021-05-08-----2021-06-01 125.37.206.220

2021-05-28-----2021-06-01 117.34.7.111

2021-06-01-----2021-06-01 112.54.108.70

2021-06-01-----2021-06-01 61.172.205.224

2021-06-01-----2021-06-01 58.218.215.137

2021-05-28-----2021-05-28 123.138.154.98

2021-05-08-----2021-05-08 117.25.133.175

2021-05-08-----2021-05-08 36.156.81.221