| Date | IP Address |
| 2021-02-17 | 23.44.202.61 (ClassC) |
| 2022-03-10 | 23.198.6.50 (ClassC) |
| 2022-05-21 | 104.76.210.199 (ClassC) |
| 2022-09-18 | 23.200.156.12 (ClassC) |
| 2022-11-12 | 23.220.144.133 (ClassC) |
| 2022-12-16 | 23.35.71.64 (ClassC) |
| 2023-02-21 | 23.33.29.149 (ClassC) |
| 2023-08-04 | 104.96.163.205 (ClassC) |
| 2023-08-26 | 104.70.127.30 (ClassC) |
| 2023-10-08 | 23.67.33.27 (ClassC) |
| 2023-11-26 | 23.44.175.160 (ClassC) |
| 2024-04-11 | 104.70.127.25 (ClassC) |
| 2024-05-29 | 23.47.51.151 (ClassC) |
| 2024-09-22 | 23.46.17.27 (ClassC) |
| 2024-10-20 | 23.46.17.4 (ClassC) |
| 2024-11-24 | 23.46.17.62 (ClassC) |
| 2025-01-19 | 23.46.228.174 (ClassC) |
| 2025-01-30 | 13.248.146.92 (ClassC) |
| 2025-03-11 | 23.46.228.176 (ClassC) |
| 2025-03-22 | 76.223.32.180 (ClassC) |
| 2025-03-30 | 23.55.111.209 (ClassC) |
| Date | Domain | IP |
| netbenefits.401k.com | 2021-01-16 | 104.107.192.39 |
| www.401k.com | 2024-10-04 | 23.203.134.228 |