iP or domain name lookup

cn.bing.com Server iP：

Current resolution：

domain resolution record：

2015-12-31-----2024-04-24 202.89.233.101

2016-11-06-----2024-04-24 13.107.21.200

2017-07-11-----2024-04-24 202.89.233.100

2016-01-28-----2024-04-23 204.79.197.200

2019-11-20-----2024-03-18 131.253.33.200

2019-07-03-----2024-03-15 13.107.22.200

2019-11-20-----2020-05-10 0.0.0.0

2016-01-30-----2017-08-28 202.89.233.104

2016-01-30-----2017-08-28 202.89.233.103

2017-03-22-----2017-04-24 120.198.235.248

2017-03-16-----2017-03-17 120.198.243.86