| Date | IP Address |
| 2023-06-26 | 3.64.105.218 (ClassC) |
| 2024-10-23 | 18.185.195.106 (ClassC) |
| 2025-05-31 | 3.122.98.15 (ClassC) |
| 2025-07-20 | 3.122.68.80 (ClassC) |
| 2025-08-26 | 18.184.63.186 (ClassC) |
| 2026-01-17 | 3.122.7.179 (ClassC) |
| Date | Domain | IP |
| open2.r1.rpost.net | 2025-01-03 | 18.195.118.185 |
| webapi3.r1.rpost.net | 2025-09-12 | 3.65.73.212 |
| rportalapi5.r1.rpost.net | 2025-08-26 | 18.184.63.186 |
| download.r1.rpost.net | 2025-08-26 | 18.184.63.186 |
| reportdownload.r1.rpost.net | 2025-05-27 | 3.122.98.15 |
| fileshare.r1.rpost.net | 2025-09-14 | 52.29.78.86 |
| secure.r1.rpost.net | 2025-05-31 | 3.122.98.15 |
| auth.r1.rpost.net | 2025-05-31 | 3.122.98.15 |
| webapi.r1.rpost.net | 2024-12-23 | 3.69.59.153 |
| rportalapi.r1.rpost.net | 2025-08-26 | 18.184.63.186 |
| reportsapi.r1.rpost.net | 2025-05-27 | 3.122.98.15 |
| largemail.r1.rpost.net | 2025-09-25 | 18.159.219.167 |
| open.r1.rpost.net | 2025-01-07 | 3.122.199.153 |
| esign.r1.rpost.net | 2024-12-29 | 3.124.227.24 |
| assets.r1.rpost.net | 2025-05-28 | 3.122.98.15 |
| receipts.r1.rpost.net | 2024-12-26 | 3.64.110.226 |