| Date | IP Address |
| 2023-08-26 | 3.81.128.170 (ClassC) |
| 2023-11-01 | 18.213.45.206 (ClassC) |
| 2024-01-13 | 54.235.145.75 (ClassC) |
| 2024-07-23 | 3.220.158.129 (ClassC) |
| 2024-07-30 | 52.1.6.241 (ClassC) |
| 2024-09-03 | 184.73.91.201 (ClassC) |
| 2024-11-24 | 52.202.144.2 (ClassC) |
| 2024-12-26 | 54.197.110.122 (ClassC) |
| 2025-01-31 | 54.84.203.17 (ClassC) |
| 2025-05-01 | 3.209.183.189 (ClassC) |
| 2025-05-15 | 54.167.224.193 (ClassC) |
| 2025-08-21 | 44.211.8.126 (ClassC) |
| 2025-09-04 | 54.82.136.170 (ClassC) |
| 2025-09-22 | 34.206.35.242 (ClassC) |
| 2025-10-08 | 98.88.104.50 (ClassC) |
| 2025-12-07 | 54.152.58.51 (ClassC) |
| 2025-12-13 | 54.83.39.68 (ClassC) |
| 2026-01-27 | 54.144.6.201 (ClassC) |
| Date | Domain | IP |
| api.pitneybowes.us | 2026-01-16 | 35.71.148.120 |
| www.pitneybowes.us | 2023-08-26 | 104.86.240.149 |
| r2.www.pitneybowes.us | 2025-11-05 | 172.64.153.165 |