| Date | IP Address |
| 2023-08-31 | 52.7.107.7 (ClassC) |
| 2023-10-16 | 3.231.180.185 (ClassC) |
| 2023-10-30 | 52.73.232.237 (ClassC) |
| 2023-11-23 | 54.204.76.165 (ClassC) |
| 2024-03-29 | 54.152.121.65 (ClassC) |
| 2024-05-27 | 52.71.207.5 (ClassC) |
| 2024-05-31 | 54.204.208.20 (ClassC) |
| 2024-07-27 | 54.156.101.96 (ClassC) |
| 2024-10-10 | 52.5.191.211 (ClassC) |
| 2024-10-20 | 54.147.169.145 (ClassC) |
| 2024-10-26 | 54.160.120.219 (ClassC) |
| 2024-11-02 | 54.145.158.168 (ClassC) |
| 2024-11-10 | 52.73.141.72 (ClassC) |
| 2025-04-01 | 35.153.77.252 (ClassC) |
| 2025-04-30 | 3.213.70.94 (ClassC) |
| 2025-06-09 | 3.214.119.75 (ClassC) |
| Date | Domain | IP |
| api.cloud.papercut.com | 2025-04-01 | 34.111.87.71 |
| notifications.cloud.papercut.com | 2025-04-05 | 34.173.31.9 |
| mqtt2.notifications.cloud.papercut.com | 2023-08-31 | 52.7.107.7 |
| mqtt3.notifications.cloud.papercut.com | 2023-12-01 | 18.116.228.213 |
| mqtt.notifications.cloud.papercut.com | 2025-06-09 | 35.224.228.24 |