| Date | IP Address |
| 2016-04-22 | 54.231.133.234 (ClassC) |
| 2024-07-01 | 198.185.159.145 (ClassC) |
| 2025-01-03 | 198.49.23.145 (ClassC) |
| 2025-08-05 | 198.49.23.144 (ClassC) |
| 2026-01-08 | 198.185.159.144 (ClassC) |
| Date | Domain | IP |
| 2021.refsix.com | 2024-10-03 | 204.246.191.38 |
| 2019.refsix.com | 2024-07-04 | 3.163.24.7 |
| app.refsix.com | 2024-12-16 | 3.163.189.4 |
| account.refsix.com | 2024-10-22 | 204.246.191.104 |