iP or domain name lookup

pop3.fjbu.edu.cn Server iP：

Current resolution：

domain resolution record：

2022-09-01-----2024-09-29 103.129.255.237

2023-03-28-----2024-09-29 103.129.255.238

2024-04-06-----2024-09-29 117.135.207.38

2024-04-06-----2024-09-29 220.197.30.134

2024-04-06-----2024-09-29 111.124.200.38

2024-09-29-----2024-09-29 139.95.4.241

2022-09-01-----2023-03-28 183.136.182.4

2022-09-01-----2023-03-28 117.147.199.36

2022-09-01-----2023-03-28 112.13.121.41

2022-09-01-----2023-03-28 101.71.155.41

2022-09-01-----2023-03-28 45.254.48.68

2022-09-01-----2023-01-07 115.236.119.65