iP or domain name lookup

mail.tju.edu.cn Server iP：

Current resolution：

domain resolution record：

2024-12-23-----2026-03-07 220.197.30.158

2024-12-23-----2026-03-07 117.135.207.47

2025-09-05-----2026-03-07 115.236.121.126

2025-09-05-----2026-03-07 47.251.59.234

2025-09-05-----2026-03-07 45.195.18.28

2025-09-05-----2026-03-04 45.195.18.29

2025-09-05-----2026-03-04 47.251.44.69

2025-09-05-----2025-09-05 47.253.121.161

2025-09-05-----2025-09-05 47.253.199.206

2024-12-23-----2025-02-06 45.195.24.120

2024-12-23-----2025-02-06 111.124.200.44

2024-12-23-----2024-12-23 45.195.24.119

2022-05-13-----2023-09-01 103.129.255.247

2023-07-20-----2023-09-01 223.252.202.7

2022-05-13-----2023-07-20 103.129.255.200

2022-05-13-----2023-05-31 45.254.48.67

2022-05-13-----2023-05-31 117.147.199.35

2022-05-13-----2023-05-31 183.136.182.3

2020-07-31-----2021-07-22 123.58.177.120

2019-06-17-----2021-01-20 123.58.177.239

2017-08-31-----2018-01-21 220.181.97.122

2017-08-31-----2018-01-21 220.181.97.121

2017-08-31-----2018-01-20 123.125.50.182

2017-08-31-----2018-01-20 123.125.50.181