iP or domain name lookup

datebook.sfchronicle.com Server iP：

Current resolution：

domain resolution record：

2019-04-28-----2023-12-02 151.101.40.200

2022-12-02-----2023-12-02 146.75.112.200

2023-11-04-----2023-12-02 146.75.120.200

2023-11-04-----2023-12-02 199.232.44.200

2019-04-28-----2023-11-04 151.101.108.200

2023-11-04-----2023-11-04 151.101.200.200

2020-06-23-----2022-12-02 151.101.76.200

2019-04-28-----2021-12-01 151.101.228.200

2021-12-01-----2021-12-01 151.101.72.200

2019-07-15-----2019-07-15 151.101.128.200

2019-04-28-----2019-04-28 151.101.64.200

2019-04-28-----2019-04-28 151.101.196.200