| Date | IP Address |
| 2021-02-01 | 50.31.210.85 (ClassC) |
| 2026-03-05 | 149.97.150.179 (ClassC) |
| Date | Domain | IP |
| barracuda.irelandmail.com | 2024-09-29 | 149.97.150.179 |
| antispam.irelandmail.com | 2025-05-15 | 149.97.150.179 |
| correo.irelandmail.com | 2025-12-10 | 149.97.150.179 |
| authsmtp.irelandmail.com | 2025-05-08 | 149.97.150.179 |
| www.irelandmail.com | 2014-10-12 | 50.31.210.85 |
| a.mx.irelandmail.com | 2025-10-12 | 149.97.150.179 |
| box.irelandmail.com | 2026-03-05 | 149.97.150.179 |