| Date | IP Address |
| 2022-08-12 | 104.78.242.28 (ClassC) |
| 2023-08-26 | 104.106.52.60 (ClassC) |
| 2023-10-31 | 23.196.207.185 (ClassC) |
| 2023-12-27 | 23.64.114.54 (ClassC) |
| 2024-02-02 | 104.93.21.107 (ClassC) |
| 2024-04-08 | 23.56.99.8 (ClassC) |
| 2024-05-18 | 23.45.46.177 (ClassC) |
| 2024-07-04 | 104.70.127.12 (ClassC) |
| 2024-07-10 | 104.70.127.31 (ClassC) |
| 2024-10-19 | 23.222.16.56 (ClassC) |
| 2024-12-20 | 23.54.19.176 (ClassC) |
| 2025-04-04 | 23.46.228.174 (ClassC) |
| 2025-08-08 | 23.45.46.198 (ClassC) |
| 2025-10-11 | 23.216.147.207 (ClassC) |
| 2025-10-17 | 23.216.147.194 (ClassC) |
| Date | Domain | IP |
| extranethotel.pre.viajeselcorteingles.es | 2023-08-26 | 104.106.52.60 |
| agencias.int.pre.viajeselcorteingles.es | 2023-08-26 | 104.106.52.60 |