| Date | IP Address |
| 2021-05-21 | 34.70.26.124 (ClassC) |
| 2026-01-04 | 35.212.30.30 (ClassC) |
| Date | Domain | IP |
| 4jslg.drcastano.com | 2025-12-24 | 35.212.30.30 |
| auth.drcastano.com | 2025-12-24 | 35.212.30.30 |
| email.drcastano.com | 2025-12-24 | 35.212.30.30 |
| antispam.drcastano.com | 2026-01-04 | 35.212.30.30 |
| ftp.drcastano.com | 2025-12-24 | 35.212.30.30 |
| cpcontacts.drcastano.com | 2025-05-06 | 35.212.30.30 |