| Date | IP Address |
| 2023-03-27 | 23.56.168.41 (ClassC) |
| 2023-04-21 | 184.51.157.196 (ClassC) |
| 2023-05-18 | 23.56.99.34 (ClassC) |
| 2023-05-18 | 23.56.99.8 (ClassC) |
| 2023-06-19 | 23.222.241.43 (ClassC) |
| 2023-11-27 | 184.30.31.48 (ClassC) |
| 2023-11-27 | 184.30.31.51 (ClassC) |
| 2024-02-17 | 23.205.249.147 (ClassC) |
| 2024-10-19 | 23.222.16.56 (ClassC) |
| 2024-11-24 | 23.46.17.57 (ClassC) |
| 2024-12-20 | 23.54.19.115 (ClassC) |
| 2025-01-25 | 23.55.167.11 (ClassC) |
| 2025-05-01 | 23.46.228.174 (ClassC) |
| 2025-06-18 | 23.56.169.58 (ClassC) |
| 2025-08-08 | 23.64.112.22 (ClassC) |
| 2025-10-02 | 23.46.17.37 (ClassC) |
| 2026-01-05 | 23.200.133.15 (ClassC) |
| 2026-02-22 | 23.216.147.194 (ClassC) |
| Date | Domain | IP |
| ssob2b.pre.elcorteingles.es | 2025-12-23 | 185.90.82.144 |
| enovia3d.pre.elcorteingles.es | 2025-12-23 | 185.90.82.105 |
| 3ddashboard.pre.elcorteingles.es | 2025-12-24 | 185.90.82.104 |
| 3dspace.pre.elcorteingles.es | 2025-07-05 | 185.90.82.105 |
| 3dsearch.pre.elcorteingles.es | 2025-12-21 | 185.90.82.104 |
| sso.pre.elcorteingles.es | 2026-02-12 | 185.90.82.106 |
| fcs.pre.elcorteingles.es | 2025-12-23 | 185.90.82.104 |
| cuenta-nft.pre.elcorteingles.es | 2024-07-13 | 23.44.175.134 |
| api-manager-nft.pre.elcorteingles.es | 2025-04-13 | 23.46.228.164 |
| apigateway-ext-nft.pre.elcorteingles.es | 2024-11-24 | 23.46.17.57 |
| 3dpassport.pre.elcorteingles.es | 2025-12-31 | 185.90.82.104 |