iP or domain name lookup

a.bchainchina.com Server iP：

Current resolution：

domain resolution record：

2021-08-27-----2021-08-27 10.88.88.88

2021-08-07-----2021-08-07 118.31.219.198

2021-05-06-----2021-05-17 47.110.177.132

2021-05-17-----2021-05-17 118.31.219.204

2021-04-29-----2021-05-06 221.181.200.220

2021-04-29-----2021-05-06 58.218.215.154

2021-04-29-----2021-05-06 123.129.244.223

2021-05-01-----2021-05-06 223.111.24.77

2021-05-06-----2021-05-06 140.249.60.198

2021-04-29-----2021-05-02 114.80.187.104

2021-05-02-----2021-05-02 124.236.20.136

2021-05-02-----2021-05-02 222.85.26.228

2021-05-02-----2021-05-02 153.3.231.199

2021-05-01-----2021-05-01 121.207.229.145

2021-05-01-----2021-05-01 113.229.252.232

2021-05-01-----2021-05-01 125.37.206.219

2021-05-01-----2021-05-01 117.25.156.179

2021-05-01-----2021-05-01 219.147.157.76

2021-04-29-----2021-04-29 58.49.193.212

2021-04-29-----2021-04-29 223.111.24.72