| Date | IP Address |
| 2018-11-02 | 13.33.251.33 (ClassC) |
| 2018-11-02 | 13.33.251.67 (ClassC) |
| 2018-11-02 | 13.33.251.91 (ClassC) |
| 2018-11-02 | 13.33.251.99 (ClassC) |
| 2024-08-10 | 204.246.191.31 (ClassC) |
| 2024-08-21 | 3.167.56.16 (ClassC) |
| 2024-12-24 | 204.246.191.74 (ClassC) |
| 2025-03-08 | 204.246.191.108 (ClassC) |
| 2026-03-07 | 18.161.6.94 (ClassC) |
| Date | Domain | IP |
| go.study.cat | 2025-12-22 | 3.120.55.29 |
| links.study.cat | 2024-08-10 | 204.246.191.31 |
| dev.study.cat | 2024-08-29 | 99.84.66.74 |
| api.dev.study.cat | 2021-02-23 | 54.230.126.104 |