iP or domain name lookup

sydyy.dayi100.com Server iP：

Current resolution：

domain resolution record：

2020-12-21-----2023-08-24 140.210.88.44

2020-12-21-----2023-08-24 140.210.88.45

2023-04-06-----2023-08-24 124.243.227.8

2023-04-06-----2023-08-24 124.243.227.9

2019-03-09-----2020-09-12 140.210.72.179

2019-03-09-----2019-03-09 120.131.6.243

2017-08-16-----2017-09-30 117.122.222.179

2017-09-29-----2017-09-29 210.14.142.243

2017-08-16-----2017-08-16 210.14.142.157