| Date | IP Address |
| 2023-11-01 | 18.130.183.193 (ClassC) |
| 2023-11-01 | 18.168.207.6 (ClassC) |
| 2024-06-23 | 13.43.72.186 (ClassC) |
| 2024-10-02 | 35.177.3.247 (ClassC) |
| 2024-11-11 | 35.176.12.90 (ClassC) |
| 2024-12-16 | 18.134.1.10 (ClassC) |
| 2024-12-29 | 13.42.3.67 (ClassC) |
| 2025-02-06 | 3.11.240.24 (ClassC) |
| 2025-05-16 | 18.171.4.195 (ClassC) |
| 2025-07-14 | 13.42.156.48 (ClassC) |
| 2025-08-25 | 18.168.210.212 (ClassC) |
| 2025-09-12 | 51.24.55.136 (ClassC) |
| 2026-01-22 | 13.43.43.248 (ClassC) |
| Date | Domain | IP |
| hotoffice.hotcourses.com | 2024-02-21 | 3.11.31.22 |
| emt.hotcourses.com | 2025-05-23 | 18.135.48.95 |
| www.hotcourses.com | 2023-11-01 | 18.130.183.193 |