| Date | IP Address |
| 2020-02-13 | 13.249.89.123 (ClassC) |
| 2020-02-13 | 13.249.89.31 (ClassC) |
| 2020-04-06 | 99.84.160.42 (ClassC) |
| 2020-04-06 | 99.84.160.46 (ClassC) |
| 2020-04-06 | 99.84.160.51 (ClassC) |
| 2024-06-03 | 50.17.195.135 (ClassC) |
| 2024-07-09 | 34.234.135.245 (ClassC) |
| 2024-07-30 | 52.2.252.168 (ClassC) |
| 2024-09-09 | 18.210.210.149 (ClassC) |
| 2025-01-27 | 35.171.118.138 (ClassC) |
| 2025-04-23 | 104.22.3.75 (ClassC) |
| 2025-09-23 | 104.20.34.135 (ClassC) |
| 2025-10-12 | 172.66.150.72 (ClassC) |
| Date | Domain | IP |
| data.duffl.com | 2024-10-14 | 18.161.6.100 |
| api.duffl.com | 2024-06-03 | 50.17.195.135 |
| admin.duffl.com | 2024-06-25 | 18.161.6.75 |
| www.duffl.com | 2024-12-21 | 18.238.238.60 |