| Date | IP Address |
| 2023-12-11 | 52.255.38.85 (ClassC) |
| 2024-10-20 | 172.67.71.188 (ClassC) |
| 2024-11-24 | 104.26.10.171 (ClassC) |
| 2025-03-25 | 104.26.11.171 (ClassC) |
| Date | Domain | IP |
| autodiscover.plumm.com | 2025-02-19 | 115.186.198.196 |
| www.plumm.com | 2024-11-25 | 172.67.71.188 |