| Date | IP Address |
| 2017-10-31 | 54.194.23.112 (ClassC) |
| 2019-04-18 | 18.214.108.193 (ClassC) |
| 2023-09-25 | 35.169.218.92 (ClassC) |
| 2023-11-01 | 52.201.137.180 (ClassC) |
| 2024-05-25 | 50.16.248.182 (ClassC) |
| 2024-10-31 | 50.16.219.160 (ClassC) |
| Date | Domain | IP |
| edupack.santillana.es | 2024-09-10 | 18.202.96.139 |
| back-edupack.santillana.es | 2024-10-23 | 52.210.114.65 |
| aulavirtual.santillana.es | 2024-08-23 | 54.77.86.195 |
| apidistribucion.santillana.es | 2024-10-05 | 18.161.6.21 |
| catalogo.santillana.es | 2024-04-12 | 34.195.65.239 |
| blogacontar.santillana.es | 2024-09-30 | 18.161.6.9 |
| pre-construyendomundos.santillana.es | 2024-04-13 | 52.50.17.125 |
| recursos.santillana.es | 2024-04-15 | 54.247.170.8 |
| www.santillana.es | 2023-09-25 | 35.169.218.92 |
| rex.santillana.es | 2024-05-13 | 34.249.228.178 |