| Property | Value |
| Organization | Signum International S.a r.l Luxembourg Luzern Branch |
| domainadmintl@ef.com | |
| NameServer | ns2.domainnetwork.se |
| Date | IP Address |
| 2024-09-03 | 49.234.165.227 (ClassC) |
| 2024-09-25 | 123.157.255.108 (ClassC) |
| 2024-10-26 | 42.81.54.44 (ClassC) |
| 2024-10-31 | 36.147.52.204 (ClassC) |
| 2024-11-18 | 123.6.90.108 (ClassC) |
| 2024-11-25 | 123.138.203.108 (ClassC) |
| 2024-12-12 | 111.170.27.140 (ClassC) |
| 2024-12-18 | 58.243.179.44 (ClassC) |
| 2024-12-23 | 61.159.93.76 (ClassC) |
| 2025-01-01 | 60.9.4.76 (ClassC) |
| 2025-01-20 | 124.239.240.172 (ClassC) |
| Date | Domain | IP |
| bc.ef.com.cn | 2022-04-17 | 108.156.120.114 |
| liuxue.ef.com.cn | 2014-06-25 | 69.31.57.218 |
| help.ef.com.cn | 2024-03-11 | 184.28.93.19 |