iP or domain name lookup

forum-zh.obsidian.md Server iP：

Current resolution：

domain resolution record：

2024-04-25-----2024-10-01 104.26.0.147

2024-04-25-----2024-10-01 104.26.1.147

2024-05-28-----2024-10-01 172.67.74.64

2023-03-21-----2023-03-21 172.67.213.110

2023-03-21-----2023-03-21 104.21.42.243

2022-12-06-----2022-12-08 172.67.198.115

2022-12-06-----2022-12-08 104.21.68.203

2021-10-20-----2021-11-20 104.21.94.185

2021-10-20-----2021-11-20 172.67.139.124