| Date | IP Address |
| 2025-03-20 | 13.228.136.45 (ClassC) |
| 2025-05-17 | 52.76.89.18 (ClassC) |
| 2025-06-26 | 18.140.38.190 (ClassC) |
| 2025-07-15 | 13.251.237.237 (ClassC) |
| 2025-08-28 | 52.76.71.9 (ClassC) |
| 2025-10-16 | 54.254.187.62 (ClassC) |
| Date | Domain | IP |
| public.api.gov.sg | 2025-03-19 | 52.220.115.41 |
| public-stg.api.gov.sg | 2025-03-20 | 13.228.136.45 |
| sandbox-stg.api.gov.sg | 2025-03-20 | 18.139.159.30 |
| public-dev.api.gov.sg | 2025-03-20 | 54.169.0.155 |
| sandbox-dev.api.gov.sg | 2025-03-20 | 13.228.106.74 |
| sandbox.api.gov.sg | 2025-03-20 | 52.74.121.200 |