iP or domain name lookup

1bt7821746.iok.la Server iP：

Current resolution：

domain resolution record：

2021-05-11-----2022-03-15 0.0.0.0

2021-03-28-----2021-03-28 119.116.58.198

2021-03-23-----2021-03-23 113.228.59.21

2020-12-11-----2020-12-13 60.19.146.91

2020-11-02-----2020-11-02 60.17.157.184

2020-06-05-----2020-06-05 119.114.13.8

2020-06-05-----2020-06-05 120.27.251.182

2017-09-04-----2017-09-04 223.72.73.156