| Date | IP Address |
| 2020-07-07 | 54.76.82.23 (ClassC) |
| 2024-10-06 | 3.165.160.45 (ClassC) |
| 2025-01-16 | 3.163.24.117 (ClassC) |
| 2025-01-26 | 3.165.160.126 (ClassC) |
| 2025-02-22 | 3.163.24.66 (ClassC) |
| 2025-03-09 | 3.163.24.8 (ClassC) |
| 2025-03-16 | 3.163.24.64 (ClassC) |
| 2025-07-03 | 52.84.90.63 (ClassC) |
| 2025-10-11 | 3.169.173.99 (ClassC) |
| 2026-01-22 | 3.175.34.103 (ClassC) |
| Date | Domain | IP |
| aplikace.grason.cz | 2025-05-17 | 99.86.38.17 |
| api.grason.cz | 2025-04-09 | 52.31.114.101 |
| app.grason.cz | 2025-04-20 | 18.238.238.28 |
| dev.grason.cz | 2024-05-13 | 3.163.24.64 |
| www.grason.cz | 2024-12-20 | 3.163.24.66 |