iP or domain name lookup

update.dt.163.com Server iP：

Current resolution：

domain resolution record：

2021-04-01-----2025-09-05 42.186.125.46

2024-06-17-----2025-09-05 42.186.29.91

2025-07-29-----2025-09-05 42.186.221.146

2021-04-01-----2024-11-16 42.186.82.32

2021-04-01-----2022-04-01 103.72.17.10

2021-04-01-----2022-04-01 59.111.0.112

2021-04-01-----2022-04-01 218.107.55.90

2021-08-16-----2022-04-01 103.72.16.24