| Date | IP Address |
| 2025-06-28 | 34.243.125.197 (ClassC) |
| 2025-09-01 | 34.248.216.61 (ClassC) |
| 2025-09-15 | 34.241.157.221 (ClassC) |
| 2025-09-18 | 34.249.4.113 (ClassC) |
| 2025-12-28 | 34.247.60.31 (ClassC) |
| 2026-01-30 | 54.155.177.245 (ClassC) |
| Date | Domain | IP |
| cfront.staging.preply.org | 2025-11-24 | 18.161.6.98 |
| sentry-ext.tooling.preply.org | 2025-06-28 | 34.243.125.197 |
| cfront.preply.org | 2025-04-16 | 204.246.191.9 |
| sentry-ext.preply.org | 2024-07-05 | 18.161.6.20 |
| www.preply.org | 2024-07-30 | 52.50.189.156 |