| Date | IP Address |
| 2023-07-13 | 23.45.123.5 (ClassC) |
| 2024-11-24 | 104.96.163.138 (ClassC) |
| 2025-04-19 | 23.202.47.41 (ClassC) |
| 2025-07-17 | 23.46.178.170 (ClassC) |
| 2025-07-22 | 23.46.178.183 (ClassC) |
| 2025-10-25 | 23.46.17.7 (ClassC) |
| 2026-01-25 | 23.55.167.32 (ClassC) |
| Date | Domain | IP |
| track.etmasterclass.com | 2025-11-12 | 34.195.209.248 |
| www.etmasterclass.com | 2024-11-24 | 104.96.163.138 |