| Date | IP Address |
| 2014-03-04 | 114.200.199.156 (ClassC) |
| 2014-10-14 | 211.33.136.83 (ClassC) |
| 2014-11-23 | 202.131.25.49 (ClassC) |
| 2021-03-22 | 3.34.6.128 (ClassC) |
| 2021-09-20 | 3.37.65.210 (ClassC) |
| 2023-08-09 | 54.180.7.247 (ClassC) |
| 2023-12-25 | 43.202.92.112 (ClassC) |
| 2024-04-20 | 43.201.243.34 (ClassC) |
| 2024-05-12 | 43.201.186.222 (ClassC) |
| 2024-07-27 | 43.200.190.110 (ClassC) |
| 2024-09-10 | 3.38.230.7 (ClassC) |
| 2024-09-26 | 3.39.81.26 (ClassC) |
| 2024-10-25 | 54.180.166.104 (ClassC) |
| 2025-01-22 | 3.36.79.126 (ClassC) |
| 2025-03-23 | 3.37.71.35 (ClassC) |
| 2025-04-21 | 52.79.176.89 (ClassC) |
| 2025-06-04 | 3.36.212.160 (ClassC) |
| 2025-07-15 | 43.202.255.129 (ClassC) |
| 2025-08-29 | 3.37.234.155 (ClassC) |
| 2025-12-31 | 16.184.54.247 (ClassC) |
| 2026-01-04 | 52.78.164.45 (ClassC) |
| Date | Domain | IP |
| www.posmaster.co.kr | 2025-06-09 | 3.34.88.205 |