| Date | IP Address |
| 2018-09-10 | 54.201.173.114 (ClassC) |
| 2025-04-15 | 3.223.111.65 (ClassC) |
| 2025-11-19 | 3.231.130.161 (ClassC) |
| Date | Domain | IP |
| onboard.openinvoice.com | 2025-01-26 | 161.38.178.134 |
| api.openinvoice.com | 2025-10-09 | 161.38.178.102 |
| rfx-api.openinvoice.com | 2025-10-07 | 3.208.205.161 |
| app.openinvoice.com | 2023-08-16 | 18.204.129.213 |
| onboard-app.openinvoice.com | 2025-07-11 | 54.157.247.129 |
| uat-app.openinvoice.com | 2025-11-19 | 3.231.130.161 |
| ofs.openinvoice.com | 2025-10-07 | 44.214.71.91 |
| uat.openinvoice.com | 2025-01-10 | 161.38.178.133 |
| rfx-socket.openinvoice.com | 2025-10-06 | 3.209.138.123 |
| www.openinvoice.com | 2025-05-10 | 3.21.184.104 |
| rfx.openinvoice.com | 2025-10-07 | 44.214.71.91 |