| Date | IP Address |
| 2019-10-26 | 18.222.68.217 (ClassC) |
| 2020-11-23 | 3.128.14.109 (ClassC) |
| 2023-11-16 | 3.14.113.239 (ClassC) |
| 2024-05-13 | 3.18.153.43 (ClassC) |
| 2024-06-11 | 3.17.244.252 (ClassC) |
| 2024-07-02 | 3.140.10.21 (ClassC) |
| 2024-08-03 | 3.16.52.215 (ClassC) |
| 2024-10-01 | 3.141.99.237 (ClassC) |
| 2024-10-31 | 3.12.38.43 (ClassC) |
| 2024-12-14 | 3.16.189.199 (ClassC) |
| 2024-12-25 | 3.19.205.92 (ClassC) |
| 2024-12-29 | 3.141.226.138 (ClassC) |
| Date | Domain | IP |
| costcousa.epktraining.com | 2024-08-11 | 18.223.234.124 |
| www.epktraining.com | 2024-12-14 | 3.22.174.94 |