iP or domain name lookup

mail.navchina.com Server iP：

Current resolution：

domain resolution record：

2026-01-12-----2026-03-13 220.197.30.158

2026-01-12-----2026-03-13 117.135.207.47

2026-01-12-----2026-03-13 47.251.44.69

2026-01-12-----2026-03-13 45.195.18.28

2026-01-12-----2026-03-13 115.236.121.126

2026-02-08-----2026-03-13 45.195.18.29

2026-02-08-----2026-03-10 47.251.59.234

2024-07-01-----2025-03-28 111.124.200.41

2024-07-01-----2025-03-28 117.135.207.41

2024-07-01-----2025-03-28 220.197.30.137

2025-03-28-----2025-03-28 47.251.8.173

2025-03-28-----2025-03-28 103.126.92.253

2023-08-25-----2024-07-01 103.129.255.237

2023-08-25-----2024-01-07 35.71.138.126

2023-09-19-----2024-01-07 52.223.58.187

2023-09-19-----2024-01-07 103.129.255.238

2017-06-03-----2023-09-19 36.110.88.171

2023-09-19-----2023-09-19 45.254.48.73

2023-09-19-----2023-09-19 117.147.199.41

2023-09-19-----2023-09-19 183.136.182.9

2017-06-03-----2023-07-22 114.242.203.142