iP or domain name lookup

wanwan.sina.com.cn Server iP：

Current resolution：

domain resolution record：

2023-09-15-----2024-02-29 202.108.0.54

2023-09-15-----2024-02-29 49.7.36.249

2022-02-27-----2023-09-19 49.7.36.44

2019-07-09-----2023-09-12 123.126.45.14

2019-07-09-----2023-03-25 39.156.6.98

2019-07-09-----2020-10-11 49.7.36.27

2017-08-26-----2018-04-26 180.149.138.196

2017-08-01-----2018-04-24 123.125.105.138

2017-08-01-----2018-04-24 113.108.216.17

2017-08-26-----2018-04-24 123.126.56.253