| Date | IP Address |
| 2025-03-19 | 13.214.245.231 (ClassC) |
| 2025-05-09 | 3.1.60.15 (ClassC) |
| 2025-06-02 | 54.151.199.185 (ClassC) |
| 2025-12-07 | 54.179.100.71 (ClassC) |
| 2025-12-22 | 13.251.225.146 (ClassC) |
| 2026-01-20 | 18.143.15.42 (ClassC) |
| Date | Domain | IP |
| staging.rooster.gov.sg | 2025-03-19 | 18.139.118.130 |
| integration.rooster.gov.sg | 2025-03-21 | 172.67.75.3 |
| staging-integration.rooster.gov.sg | 2025-09-01 | 104.26.2.120 |
| uat-integration.rooster.gov.sg | 2025-03-21 | 172.67.75.3 |
| uat.rooster.gov.sg | 2025-03-19 | 52.76.251.160 |