| Date | IP Address |
| 2023-08-27 | 115.166.149.119 (ClassC) |
| 2025-01-08 | 54.230.129.35 (ClassC) |
| 2025-01-28 | 54.230.129.62 (ClassC) |
| 2025-03-24 | 54.230.129.108 (ClassC) |
| 2025-07-11 | 54.230.129.123 (ClassC) |
| 2025-08-07 | 54.230.130.88 (ClassC) |
| Date | Domain | IP |
| biz-match-station.zenkyo.or.jp | 2025-03-30 | 210.148.145.237 |
| www.zenkyo.or.jp | 2024-12-22 | 3.163.24.42 |