| Date | IP Address |
| 2019-11-26 | 23.4.9.207 (ClassC) |
| 2020-05-07 | 23.211.69.108 (ClassC) |
| 2020-06-09 | 173.222.250.19 (ClassC) |
| 2020-09-27 | 23.66.89.215 (ClassC) |
| 2021-08-25 | 23.204.3.60 (ClassC) |
| 2021-12-29 | 23.222.204.85 (ClassC) |
| 2023-02-25 | 23.7.69.133 (ClassC) |
| 2023-08-25 | 104.86.235.4 (ClassC) |
| 2024-04-20 | 184.24.151.210 (ClassC) |
| 2024-07-11 | 184.28.70.61 (ClassC) |
| 2024-07-30 | 23.36.87.224 (ClassC) |
| 2025-01-16 | 2.19.135.158 (ClassC) |
| 2025-08-13 | 23.196.207.228 (ClassC) |
| 2025-09-01 | 23.196.156.203 (ClassC) |
| 2025-09-07 | 23.37.216.46 (ClassC) |
| 2026-01-22 | 23.41.4.72 (ClassC) |
| Date | Domain | IP |
| e-appeal.mspb.gov | 2024-09-20 | 64.132.40.220 |
| eappeal.mspb.gov | 2024-09-15 | 64.132.40.220 |
| email.mspb.gov | 2025-02-27 | 40.97.205.18 |
| surveys.mspb.gov | 2023-08-25 | 104.86.235.4 |
| www.mspb.gov | 2024-07-30 | 13.107.213.70 |