| Date | IP Address |
| 2024-06-03 | 54.180.166.4 (ClassC) |
| 2024-06-20 | 3.34.121.227 (ClassC) |
| 2024-06-26 | 43.203.36.92 (ClassC) |
| 2024-07-30 | 43.203.30.240 (ClassC) |
| 2024-08-03 | 3.36.33.220 (ClassC) |
| 2024-09-01 | 52.79.145.69 (ClassC) |
| 2024-09-13 | 52.78.233.138 (ClassC) |
| 2024-09-22 | 3.37.180.216 (ClassC) |
| 2024-10-03 | 43.201.90.61 (ClassC) |
| 2024-11-02 | 3.37.247.57 (ClassC) |
| 2024-11-17 | 43.201.195.12 (ClassC) |
| 2025-01-06 | 13.209.165.22 (ClassC) |
| Date | Domain | IP |
| office.rccl.kr | 2024-02-12 | 13.124.18.110 |
| api.rccl.kr | 2024-06-03 | 43.203.80.127 |
| cms.rccl.kr | 2024-03-26 | 43.201.125.56 |