| Date | IP Address |
| 2020-11-21 | 64.34.254.87 (ClassC) |
| 2024-10-01 | 46.166.184.104 (ClassC) |
| 2024-11-08 | 185.206.180.114 (ClassC) |
| 2024-11-23 | 76.223.67.189 (ClassC) |
| 2024-12-24 | 13.248.213.45 (ClassC) |
| 2025-01-14 | 3.33.130.190 (ClassC) |
| Date | Domain | IP |
| mail.koumura.net | 2024-10-26 | 46.166.184.104 |
| cpcalendars.koumura.net | 2024-11-19 | 46.166.184.104 |