| Date | IP Address |
| 2020-11-15 | 143.204.217.128 (ClassC) |
| 2021-01-13 | 65.8.236.67 (ClassC) |
| 2021-01-13 | 65.8.236.97 (ClassC) |
| 2023-08-26 | 18.160.18.59 (ClassC) |
| 2024-07-15 | 3.163.24.79 (ClassC) |
| 2024-11-26 | 3.163.24.69 (ClassC) |
| 2025-02-21 | 3.163.165.109 (ClassC) |
| 2025-07-12 | 3.175.34.89 (ClassC) |
| 2026-01-17 | 3.169.173.40 (ClassC) |
| Date | Domain | IP |
| candidate-search.jeffersonfrank.com | 2024-07-02 | 99.84.66.53 |
| www.jeffersonfrank.com | 2024-07-15 | 3.163.24.79 |