| Date | IP Address |
| 2020-05-01 | 13.209.196.0 (ClassC) |
| 2020-07-03 | 13.125.71.224 (ClassC) |
| 2024-12-18 | 18.161.6.8 (ClassC) |
| 2025-01-09 | 18.161.6.45 (ClassC) |
| 2025-04-12 | 18.161.6.49 (ClassC) |
| 2025-08-19 | 3.175.34.24 (ClassC) |
| 2026-01-27 | 216.150.1.129 (ClassC) |
| Date | Domain | IP |
| intranet.isopass.or.kr | 2025-04-16 | 211.254.214.33 |