| Date | IP Address |
| 2021-06-27 | 54.192.58.56 (ClassC) |
| 2021-06-27 | 54.192.58.6 (ClassC) |
| 2021-06-27 | 54.192.58.9 (ClassC) |
| 2021-07-14 | 13.226.201.29 (ClassC) |
| 2021-07-14 | 13.226.201.9 (ClassC) |
| 2023-01-21 | 18.172.122.37 (ClassC) |
| 2024-04-17 | 204.246.191.72 (ClassC) |
| 2024-08-15 | 18.161.6.116 (ClassC) |
| 2024-10-29 | 204.246.191.70 (ClassC) |
| 2025-03-19 | 204.246.191.24 (ClassC) |
| 2025-04-14 | 204.246.191.106 (ClassC) |
| 2025-06-07 | 3.175.34.44 (ClassC) |
| 2025-07-31 | 3.175.34.98 (ClassC) |
| Date | Domain | IP |
| mobile.nsa.org.sg | 2024-11-05 | 18.161.6.45 |
| dev.nsa.org.sg | 2024-04-17 | 204.246.191.72 |