iP or domain name lookup

999999.51vip.biz Server iP：

Current resolution：

domain resolution record：

2021-05-12-----2024-01-01 47.111.82.157

2020-04-26-----2020-08-09 0.0.0.0

2020-04-26-----2020-06-01 174.128.255.252

2019-07-19-----2019-07-19 174.128.255.228

2019-07-19-----2019-07-19 14.24.73.125

2019-06-12-----2019-06-12 174.128.255.251

2017-10-31-----2017-10-31 223.74.70.93

2017-10-31-----2017-10-31 174.128.255.229

2017-03-27-----2017-03-27 127.0.0.2