| Date | IP Address |
| 2013-03-01 | 193.146.228.28 (ClassC) |
| 2023-08-27 | 52.19.191.38 (ClassC) |
| 2025-02-09 | 104.18.9.169 (ClassC) |
| 2025-11-30 | 104.18.8.169 (ClassC) |
| Date | Domain | IP |
| www.mba.ceu.es | 2025-05-07 | 104.18.8.169 |
| www.institutodemocracia.ceu.es | 2025-02-03 | 104.18.8.169 |
| www.ifamilia.ceu.es | 2025-06-21 | 104.18.9.169 |
| www.institutofamilia.ceu.es | 2025-09-09 | 104.18.9.169 |
| www.angelayala.ceu.es | 2025-06-29 | 104.18.9.169 |
| www.3d.ceu.es | 2025-05-12 | 104.18.8.169 |
| blog.idee.ceu.es | 2025-01-24 | 104.18.8.169 |
| www.idee.ceu.es | 2025-05-07 | 104.18.8.169 |
| elearning.ceu.es | 2023-09-29 | 3.73.145.5 |
| elearning-testing.ceu.es | 2023-09-29 | 3.73.251.254 |
| mail.ceu.es | 2025-09-24 | 85.187.56.200 |
| www.en.ceu.es | 2025-05-02 | 104.18.8.169 |
| www.escueladoctorado.ceu.es | 2025-01-24 | 104.18.9.169 |
| www.congreso.ceu.es | 2025-06-25 | 104.18.8.169 |
| www.jornadas.ceu.es | 2025-04-13 | 104.18.8.169 |
| www.iehistoricos.ceu.es | 2025-06-29 | 104.18.8.169 |
| apps.ceu.es | 2024-11-27 | 104.18.9.169 |
| congresotv.ceu.es | 2024-05-14 | 52.29.128.153 |
| www.ceu.es | 2025-04-12 | 104.18.8.169 |