| Date | IP Address |
| 2023-08-25 | 104.103.222.43 (ClassC) |
| 2024-11-05 | 23.196.197.83 (ClassC) |
| 2024-11-25 | 23.196.148.65 (ClassC) |
| 2025-01-20 | 23.223.222.101 (ClassC) |
| 2025-03-06 | 23.62.78.112 (ClassC) |
| 2025-05-02 | 23.202.207.109 (ClassC) |
| 2025-12-24 | 23.41.4.81 (ClassC) |
| 2026-01-04 | 23.59.88.77 (ClassC) |
| 2026-03-07 | 23.41.4.76 (ClassC) |
| Date | Domain | IP |
| nice-api.cpfb.gov.sg | 2025-03-21 | 52.74.197.253 |
| uat-eservices.apps.cpfb.gov.sg | 2023-08-25 | 23.206.46.155 |
| sit-eservices.apps.cpfb.gov.sg | 2024-11-25 | 104.92.254.45 |
| test-eservices.apps.cpfb.gov.sg | 2023-08-25 | 104.103.222.43 |
| dev-eservices.apps.cpfb.gov.sg | 2023-08-25 | 23.206.46.155 |
| prd-site-aut.apps.cpfb.gov.sg | 2026-01-06 | 20.197.98.46 |
| uat-site-aut.apps.cpfb.gov.sg | 2025-12-24 | 20.197.114.115 |
| sit-site-aut.apps.cpfb.gov.sg | 2026-03-02 | 20.198.189.61 |
| test-site-aut.apps.cpfb.gov.sg | 2026-02-28 | 20.197.112.103 |
| dev-site-aut.apps.cpfb.gov.sg | 2025-10-24 | 20.197.114.61 |
| prd-form-aut.apps.cpfb.gov.sg | 2021-02-16 | 40.119.215.254 |
| uat-form-aut.apps.cpfb.gov.sg | 2025-12-24 | 20.197.96.40 |
| test-form-aut.apps.cpfb.gov.sg | 2025-09-03 | 20.197.98.67 |
| dev-form-aut.apps.cpfb.gov.sg | 2025-12-08 | 20.197.116.15 |