| Date | IP Address |
| 2023-08-27 | 3.39.26.178 (ClassC) |
| 2023-10-13 | 15.165.72.15 (ClassC) |
| 2023-11-01 | 3.34.109.21 (ClassC) |
| 2024-02-20 | 43.202.167.250 (ClassC) |
| 2024-03-21 | 3.35.179.18 (ClassC) |
| 2024-05-13 | 15.165.187.193 (ClassC) |
| 2024-08-13 | 43.202.28.48 (ClassC) |
| 2024-08-21 | 3.34.249.144 (ClassC) |
| 2024-09-01 | 3.39.74.183 (ClassC) |
| 2024-09-15 | 43.203.41.64 (ClassC) |
| 2024-10-02 | 54.180.166.92 (ClassC) |
| 2024-10-18 | 43.201.128.23 (ClassC) |
| 2024-11-01 | 3.37.178.45 (ClassC) |
| 2024-11-11 | 3.34.211.71 (ClassC) |
| Date | Domain | IP |
| app.fcseoul.com | 2024-08-18 | 3.163.24.125 |
| files.fcseoul.com | 2024-08-08 | 3.163.24.100 |
| www.fcseoul.com | 2023-11-01 | 3.34.109.21 |