| Date | IP Address |
| 2021-03-24 | 216.58.213.164 (ClassC) |
| 2024-09-13 | 3.64.163.50 (ClassC) |
| 2024-09-30 | 99.83.138.213 (ClassC) |
| 2026-02-16 | 13.248.169.48 (ClassC) |
| Date | Domain | IP |
| mail10.mcragency.com | 2024-12-25 | 76.223.54.146 |
| mail02.mcragency.com | 2024-08-24 | 3.64.163.50 |
| mail12.mcragency.com | 2024-09-24 | 13.248.252.114 |
| mail3.mcragency.com | 2024-09-10 | 3.64.163.50 |
| mail5.mcragency.com | 2025-08-24 | 76.223.54.146 |
| barracuda.mcragency.com | 2024-09-09 | 3.64.163.50 |
| comune.mcragency.com | 2024-07-27 | 3.64.163.50 |
| mail.comune.mcragency.com | 2024-10-31 | 13.248.252.114 |
| mail.mcragency.com | 2024-10-20 | 99.83.138.213 |
| antispam.mcragency.com | 2024-10-02 | 13.248.252.114 |
| correo.mcragency.com | 2024-08-18 | 3.64.163.50 |
| imap.mcragency.com | 2024-08-03 | 3.64.163.50 |
| authsmtp.mcragency.com | 2024-07-18 | 3.64.163.50 |
| host.mcragency.com | 2024-09-13 | 3.64.163.50 |
| a.mx.mcragency.com | 2024-09-15 | 3.64.163.50 |