iP or domain name lookup

nessie2020.ct.digicert.com Server iP：

Current resolution：

domain resolution record：

2022-02-16-----2022-02-16 18.119.81.69

2022-02-16-----2022-02-16 52.15.192.49

2021-11-12-----2021-12-02 3.14.162.20

2021-12-02-----2021-12-02 3.135.93.106

2021-11-12-----2021-11-12 18.116.208.88

2020-10-30-----2021-01-04 3.19.183.51

2021-01-04-----2021-01-04 3.13.10.53

2020-10-30-----2020-10-30 3.21.89.20