| Date | IP Address |
| 2023-11-28 | 52.31.128.104 (ClassC) |
| 2024-06-12 | 108.128.19.115 (ClassC) |
| 2024-06-20 | 34.247.1.229 (ClassC) |
| 2024-12-22 | 63.33.78.55 (ClassC) |
| 2025-01-01 | 34.254.124.202 (ClassC) |
| 2025-02-13 | 54.77.201.197 (ClassC) |
| 2025-02-18 | 3.248.111.70 (ClassC) |
| 2025-04-26 | 54.77.26.93 (ClassC) |
| 2025-05-11 | 54.76.179.52 (ClassC) |
| 2025-08-27 | 34.254.131.142 (ClassC) |
| 2025-11-18 | 54.76.58.78 (ClassC) |
| Date | Domain | IP |
| dt.istd.org | 2025-08-27 | 63.34.164.52 |
| www.istd.org | 2024-12-22 | 63.33.78.55 |
| my.istd.org | 2024-12-27 | 54.217.120.23 |