| Date | IP Address |
| 2021-01-16 | 13.227.37.47 (ClassC) |
| 2025-03-09 | 3.163.24.86 (ClassC) |
| 2025-04-17 | 18.161.6.67 (ClassC) |
| 2026-01-24 | 3.163.24.54 (ClassC) |
| 2026-02-09 | 3.163.24.37 (ClassC) |
| Date | Domain | IP |
| mail01.negotiable.com | 2025-01-24 | 3.163.24.73 |
| ns1.negotiable.com | 2025-03-09 | 3.163.24.86 |
| poczta.negotiable.com | 2024-08-17 | 52.84.162.7 |
| comune.negotiable.com | 2024-09-15 | 3.163.24.54 |
| gate.negotiable.com | 2024-08-05 | 3.163.24.54 |
| smtpseguro.negotiable.com | 2024-07-07 | 3.163.24.73 |
| authsmtp.negotiable.com | 2024-08-08 | 3.163.24.37 |
| a.mx.negotiable.com | 2024-08-09 | 3.163.24.37 |
| mailbox.negotiable.com | 2024-10-11 | 3.163.24.73 |