| Date | IP Address |
| 2017-01-07 | 145.131.10.111 (ClassC) |
| 2024-03-10 | 52.219.47.122 (ClassC) |
| 2024-04-18 | 52.219.170.36 (ClassC) |
| 2024-05-30 | 52.219.171.232 (ClassC) |
| 2024-10-03 | 3.5.134.138 (ClassC) |
| 2024-10-06 | 3.5.135.198 (ClassC) |
| 2024-11-24 | 3.5.135.156 (ClassC) |
| 2024-11-29 | 52.219.170.76 (ClassC) |
| 2025-09-12 | 52.219.169.8 (ClassC) |
| 2026-02-15 | 52.219.170.232 (ClassC) |
| 2026-02-28 | 3.5.122.105 (ClassC) |
| Date | Domain | IP |
| engagement-staging.2factors.nl | 2024-09-08 | 99.84.66.97 |
| www.2factors.nl | 2024-03-10 | 52.219.47.122 |