| Property | Value |
| Organization | EF Colegios Europeus de Verao S.A. |
| Array | |
| Address | Rua Sao Jose 109-117 - 2 |
| Zip Code | 1150-321 Lisboa |
| City | Lisboa |
| NameServer | ns2.domainnetwork.se |
| Created | 2006-05-09 00:00:00 |
| Expires | 2017-07-02 00:00:00 |
| Date | IP Address |
| 2014-12-10 | 207.152.124.73 (ClassC) |
| 2015-01-16 | 173.205.10.131 (ClassC) |
| 2015-02-02 | 165.254.206.239 (ClassC) |
| 2017-07-05 | 23.62.99.155 (ClassC) |
| 2024-09-16 | 104.16.78.72 (ClassC) |
| 2024-11-12 | 104.16.77.72 (ClassC) |
| 2025-09-20 | 104.18.10.139 (ClassC) |
| 2026-03-07 | 104.18.11.139 (ClassC) |
| Date | Domain | IP |
| bc.ef.edu.pt | 2025-04-15 | 18.161.6.49 |
| www.ef.edu.pt | 2014-12-10 | 207.152.124.73 |