iP or domain name lookup

ottltc.nn.chinamobile.com Server iP：

Current resolution：

domain resolution record：

2023-02-08-----2023-04-20 198.58.118.167

2023-03-28-----2023-03-28 72.14.178.174

2023-01-25-----2023-02-24 45.33.2.79

2023-01-25-----2023-02-13 72.14.185.43

2023-02-09-----2023-02-09 96.126.123.244

2023-02-08-----2023-02-08 45.79.19.196

2023-01-25-----2023-02-03 45.33.23.183

2019-10-05-----2019-10-05 79.124.78.105