| Date | IP Address |
| 2021-01-09 | 72.52.178.152 (ClassC) |
| 2025-01-12 | 72.52.134.242 (ClassC) |
| Date | Domain | IP |
| ercpanarab.educationalrc.org | 2025-01-04 | 72.52.134.242 |
| ercuae.educationalrc.org | 2024-11-20 | 72.52.134.242 |
| exchange.educationalrc.org | 2024-12-15 | 72.52.134.242 |
| comune.educationalrc.org | 2025-01-12 | 72.52.134.242 |
| auth.educationalrc.org | 2024-12-29 | 72.52.134.242 |
| email.educationalrc.org | 2024-12-21 | 72.52.134.242 |
| antispam.educationalrc.org | 2025-01-07 | 72.52.134.242 |
| ercoman.educationalrc.org | 2024-12-03 | 72.52.134.242 |
| correo.educationalrc.org | 2024-12-08 | 72.52.134.242 |
| ftp.educationalrc.org | 2024-11-15 | 72.52.134.242 |
| authsmtp.educationalrc.org | 2024-12-03 | 72.52.134.242 |
| erciraq.educationalrc.org | 2025-01-04 | 72.52.134.242 |
| cpcalendars.educationalrc.org | 2024-12-27 | 72.52.134.242 |
| cpcontacts.educationalrc.org | 2024-09-24 | 72.52.134.242 |
| erckuwait.educationalrc.org | 2024-11-01 | 72.52.134.242 |
| a.mx.educationalrc.org | 2024-11-23 | 72.52.134.242 |
| box.educationalrc.org | 2024-09-24 | 72.52.134.242 |