iP or domain name lookup

ac.c-cdc.com Server iP：

Current resolution：

domain resolution record：

2023-12-25-----2023-12-25 45.33.23.183

2020-12-14-----2020-12-14 52.128.23.153

2019-07-26-----2019-07-26 78.142.29.210

2018-09-07-----2018-10-07 221.179.46.194

2018-09-15-----2018-09-15 221.179.46.190

2017-08-03-----2017-08-03 47.88.33.67

2016-12-03-----2016-12-04 8.5.1.58

2016-09-21-----2016-09-21 50.7.33.102