| Date | IP Address |
| 2017-01-26 | 107.21.249.214 (ClassC) |
| 2017-03-01 | 54.197.251.207 (ClassC) |
| 2017-07-06 | 50.16.185.73 (ClassC) |
| 2017-09-02 | 23.23.112.149 (ClassC) |
| 2017-09-07 | 50.16.248.61 (ClassC) |
| 2025-01-23 | 104.21.48.1 (ClassC) |
| 2025-01-27 | 104.21.32.1 (ClassC) |
| 2025-03-07 | 104.21.96.1 (ClassC) |
| 2025-06-30 | 104.21.16.1 (ClassC) |
| 2025-07-31 | 104.21.112.1 (ClassC) |
| 2025-10-28 | 172.66.40.197 (ClassC) |
| Date | Domain | IP |
| moodle.passtesting.com | 2025-06-24 | 104.21.48.1 |
| training.passtesting.com | 2025-01-23 | 104.21.48.1 |
| app.passtesting.com | 2025-03-28 | 104.21.64.1 |
| autodiscover.passtesting.com | 2025-06-21 | 52.96.91.56 |
| links.passtesting.com | 2025-10-01 | 172.66.43.59 |
| tools.passtesting.com | 2024-03-23 | 172.66.40.197 |
| tools-t.passtesting.com | 2025-06-18 | 104.21.32.1 |
| support.passtesting.com | 2025-08-27 | 104.21.32.1 |