| Date | IP Address |
| 2021-04-04 | 91.240.109.42 (ClassC) |
| 2025-03-31 | 104.18.18.93 (ClassC) |
| 2026-01-22 | 104.18.19.93 (ClassC) |
| Date | Domain | IP |
| mailout2.prstshp.com | 2025-11-30 | 104.18.19.93 |
| mailout3.prstshp.com | 2024-11-06 | 104.18.19.93 |
| mailout8.prstshp.com | 2025-09-14 | 104.18.19.93 |