iP or domain name lookup

ad.weibo.com Server iP：

Current resolution：

domain resolution record：

2022-07-13-----2023-04-02 123.126.45.44

2022-07-13-----2023-04-02 39.156.6.170

2022-07-13-----2023-04-02 49.7.36.38

2023-03-20-----2023-03-20 36.51.224.25

2019-05-20-----2021-11-15 49.7.36.128

2019-05-20-----2021-11-15 39.156.6.247

2019-05-20-----2021-11-15 123.125.29.242

2019-06-14-----2021-11-15 36.51.252.128

2017-08-26-----2019-04-05 180.149.138.118

2018-10-06-----2019-04-05 221.179.190.23

2018-11-01-----2019-04-05 123.125.106.253

2017-08-01-----2018-10-06 123.125.31.24

2017-12-11-----2018-01-17 111.13.87.78

2017-04-14-----2017-04-14 123.125.29.194

2017-04-14-----2017-04-14 180.149.136.246