| Date | IP Address |
| 2024-11-09 | 13.250.196.237 (ClassC) |
| 2025-03-20 | 54.254.165.116 (ClassC) |
| 2025-03-29 | 54.169.234.69 (ClassC) |
| 2025-05-08 | 54.151.173.170 (ClassC) |
| 2025-06-09 | 175.41.147.136 (ClassC) |
| 2025-07-31 | 13.250.143.232 (ClassC) |
| 2025-09-05 | 13.215.127.52 (ClassC) |
| 2025-10-05 | 13.229.170.240 (ClassC) |
| 2025-11-01 | 13.229.17.197 (ClassC) |
| 2026-03-06 | 52.74.45.123 (ClassC) |
| Date | Domain | IP |
| search.sso.org.sg | 2025-03-29 | 54.169.234.69 |
| uat-search.sso.org.sg | 2025-03-20 | 18.142.143.64 |
| web-api.sso.org.sg | 2025-03-20 | 54.254.165.116 |
| uat-api.sso.org.sg | 2025-03-24 | 18.142.143.64 |
| cdn.sso.org.sg | 2023-12-17 | 18.161.6.21 |
| ccp.sso.org.sg | 2025-03-20 | 54.254.165.116 |
| uat-ccp.sso.org.sg | 2025-03-19 | 13.215.41.246 |
| web-assets.sso.org.sg | 2025-03-20 | 204.246.191.83 |
| uat-assets.sso.org.sg | 2025-03-20 | 3.163.189.45 |
| uat.sso.org.sg | 2025-03-24 | 18.142.143.64 |
| cloud.connect.sso.org.sg | 2025-10-07 | 128.245.194.52 |
| image.connect.sso.org.sg | 2025-10-22 | 23.192.230.152 |
| click.connect.sso.org.sg | 2026-02-04 | 128.245.210.141 |
| view.connect.sso.org.sg | 2026-01-19 | 128.245.226.80 |
| sst.sso.org.sg | 2025-03-20 | 54.254.165.116 |
| uat-sst.sso.org.sg | 2025-03-21 | 13.215.41.246 |
| preview.uat-sst.sso.org.sg | 2024-03-22 | 13.228.175.78 |
| preview.sst.sso.org.sg | 2025-03-19 | 54.254.165.116 |
| www.sso.org.sg | 2023-11-01 | 54.169.226.169 |