| Date | IP Address |
| 2020-12-28 | 46.137.243.37 (ClassC) |
| 2025-02-10 | 13.213.212.27 (ClassC) |
| 2025-03-01 | 18.140.186.206 (ClassC) |
| 2025-03-20 | 52.220.138.147 (ClassC) |
| 2025-04-26 | 13.215.22.169 (ClassC) |
| 2025-08-16 | 52.221.135.93 (ClassC) |
| 2026-01-27 | 47.131.100.115 (ClassC) |
| Date | Domain | IP |
| api.edh.gov.sg | 2025-03-21 | 52.74.51.45 |
| test.api.edh.gov.sg | 2025-02-10 | 13.213.212.27 |