| Date | IP Address |
| 2025-10-06 | 82.98.134.235 (ClassC) |
| Date | Domain | IP |
| informatica.grupolasirena.com | 2025-08-03 | 82.98.134.235 |
| mail.grupolasirena.com | 2025-07-30 | 82.98.134.235 |
| ftp.grupolasirena.com | 2025-08-03 | 82.98.134.235 |
| cursos.grupolasirena.com | 2025-10-06 | 82.98.134.235 |
| intranet.grupolasirena.com | 2025-10-06 | 82.98.134.235 |
| www.grupolasirena.com | 2025-10-06 | 82.98.134.235 |