| Date | IP Address |
| 2021-10-01 | 3.65.94.164 (ClassC) |
| 2021-10-01 | 3.125.2.172 (ClassC) |
| 2024-10-06 | 18.159.86.195 (ClassC) |
| 2024-10-14 | 35.156.30.200 (ClassC) |
| 2024-12-25 | 3.69.8.50 (ClassC) |
| 2025-01-22 | 18.197.29.35 (ClassC) |
| 2025-02-03 | 3.69.202.167 (ClassC) |
| 2025-02-26 | 18.185.173.223 (ClassC) |
| 2025-05-21 | 3.120.236.152 (ClassC) |
| 2025-06-13 | 18.194.178.212 (ClassC) |
| 2025-06-30 | 3.120.17.97 (ClassC) |
| 2025-07-12 | 18.157.196.202 (ClassC) |
| 2025-08-27 | 35.157.189.9 (ClassC) |
| 2025-09-04 | 3.120.8.125 (ClassC) |
| Date | Domain | IP |
| auth.dev.studycat.com | 2025-01-25 | 18.238.217.128 |
| store.api.dev.studycat.com | 2025-02-03 | 3.69.202.167 |
| auth.api.dev.studycat.com | 2025-08-31 | 18.195.67.98 |
| slack.api.dev.studycat.com | 2025-08-26 | 52.57.111.177 |