| Date | IP Address |
| 2024-06-11 | 54.243.226.15 (ClassC) |
| 2024-09-27 | 44.221.159.150 (ClassC) |
| 2024-10-05 | 3.231.97.8 (ClassC) |
| 2025-01-22 | 3.211.99.226 (ClassC) |
| 2025-01-26 | 3.234.59.250 (ClassC) |
| 2025-04-29 | 98.83.183.203 (ClassC) |
| 2025-05-13 | 44.208.137.3 (ClassC) |
| 2025-08-12 | 44.196.221.136 (ClassC) |
| 2025-09-01 | 3.214.208.159 (ClassC) |
| 2026-01-21 | 52.45.92.123 (ClassC) |
| Date | Domain | IP |
| mx2.itcacau.com.br | 2026-01-21 | 98.91.10.181 |
| mx7.itcacau.com.br | 2026-01-20 | 98.91.10.181 |
| barracuda.itcacau.com.br | 2026-01-21 | 34.205.224.120 |
| comune.itcacau.com.br | 2026-01-20 | 98.91.10.181 |
| gate.itcacau.com.br | 2026-01-21 | 34.205.224.120 |
| app.itcacau.com.br | 2024-06-11 | 54.243.226.15 |
| smtp.itcacau.com.br | 2026-01-20 | 34.205.224.120 |
| postmaster.itcacau.com.br | 2026-01-21 | 34.205.224.120 |
| mailserver.itcacau.com.br | 2026-01-20 | 34.205.224.120 |
| post.itcacau.com.br | 2026-01-21 | 98.91.10.181 |
| srv.itcacau.com.br | 2026-01-21 | 34.205.224.120 |
| www.itcacau.com.br | 2024-09-28 | 34.226.250.253 |
| a.mx.itcacau.com.br | 2026-01-21 | 98.91.10.181 |