iP or domain name lookup

pmlc.cnki.net Server iP：

Current resolution：

domain resolution record：

2023-05-07-----2026-01-11 115.31.65.33

2025-12-25-----2026-01-11 103.244.235.101

2024-02-24-----2025-04-15 103.244.235.42

2022-12-24-----2023-09-12 121.194.4.6

2023-09-12-----2023-09-12 27.128.217.244

2023-09-12-----2023-09-12 121.194.4.220

2021-10-08-----2022-05-06 103.52.172.87

2020-01-15-----2021-05-16 103.26.1.104

2019-04-30-----2019-11-26 103.26.1.101