| Date | IP Address |
| 2021-02-16 | 134.0.9.126 (ClassC) |
| 2026-02-27 | 134.0.8.254 (ClassC) |
| Date | Domain | IP |
| smtp1.agtop.cat | 2025-08-18 | 134.0.8.254 |
| mail2.agtop.cat | 2025-07-30 | 134.0.8.254 |
| exchange.agtop.cat | 2026-02-27 | 134.0.8.254 |
| secure.agtop.cat | 2025-07-30 | 134.0.8.254 |
| remote.agtop.cat | 2025-07-29 | 134.0.8.254 |
| smtpauth.agtop.cat | 2026-02-27 | 134.0.8.254 |
| pop.agtop.cat | 2025-08-19 | 134.0.8.254 |
| postmaster.agtop.cat | 2025-09-14 | 134.0.8.254 |
| server.agtop.cat | 2026-02-27 | 134.0.8.254 |