| Date | IP Address |
| 2021-02-24 | 77.73.6.183 (ClassC) |
| 2026-03-06 | 209.97.140.243 (ClassC) |
| Date | Domain | IP |
| mail10.ducktravels.com | 2025-05-23 | 209.97.140.243 |
| home.ducktravels.com | 2025-09-09 | 209.97.140.243 |
| gate.ducktravels.com | 2026-03-06 | 209.97.140.243 |
| mailgate.ducktravels.com | 2025-09-14 | 209.97.140.243 |
| antispam.ducktravels.com | 2025-05-27 | 209.97.140.243 |
| mailer.ducktravels.com | 2025-05-24 | 209.97.140.243 |
| hermes.ducktravels.com | 2025-12-03 | 209.97.140.243 |
| mailhost.ducktravels.com | 2025-11-27 | 209.97.140.243 |
| a.mx.ducktravels.com | 2025-08-09 | 209.97.140.243 |