| Date | IP Address |
| 2018-04-18 | 52.85.83.188 (ClassC) |
| 2018-04-18 | 52.85.83.193 (ClassC) |
| 2018-04-20 | 13.33.115.168 (ClassC) |
| 2018-04-20 | 13.33.115.172 (ClassC) |
| 2018-04-20 | 13.33.115.60 (ClassC) |
| 2018-04-20 | 13.33.115.103 (ClassC) |
| 2018-04-20 | 13.33.115.153 (ClassC) |
| 2018-06-06 | 52.222.232.206 (ClassC) |
| 2018-07-09 | 54.230.44.25 (ClassC) |
| 2018-08-18 | 52.84.145.95 (ClassC) |
| 2020-05-12 | 143.204.39.50 (ClassC) |
| 2021-07-14 | 13.226.186.79 (ClassC) |
| 2021-07-28 | 13.225.63.19 (ClassC) |
| 2021-09-06 | 54.230.31.93 (ClassC) |
| 2022-03-11 | 65.9.66.111 (ClassC) |
| 2022-03-11 | 65.9.66.14 (ClassC) |
| 2023-05-20 | 18.160.10.42 (ClassC) |
| 2023-11-01 | 99.84.66.65 (ClassC) |
| 2024-03-09 | 99.84.66.17 (ClassC) |
| 2024-03-26 | 99.84.66.12 (ClassC) |
| 2024-06-20 | 204.246.191.117 (ClassC) |
| 2024-08-06 | 99.84.66.124 (ClassC) |
| 2024-09-02 | 204.246.191.66 (ClassC) |
| 2024-10-11 | 99.84.66.19 (ClassC) |
| 2024-10-14 | 204.246.191.106 (ClassC) |
| 2024-11-30 | 3.163.158.101 (ClassC) |
| 2024-12-21 | 3.163.158.106 (ClassC) |
| 2025-04-15 | 18.161.6.80 (ClassC) |
| 2025-06-02 | 3.163.165.35 (ClassC) |
| 2025-06-20 | 18.161.6.109 (ClassC) |
| 2025-08-02 | 204.246.191.39 (ClassC) |
| Date | Domain | IP |
| iexams.seab.gov.sg | 2025-05-16 | 23.213.34.79 |
| iexams.opencert.seab.gov.sg | 2025-05-11 | 23.41.4.83 |
| www.seab.gov.sg | 2023-11-01 | 99.84.66.65 |