| Date | IP Address |
| 2019-01-18 | 54.92.56.49 (ClassC) |
| 2019-02-06 | 52.194.84.234 (ClassC) |
| 2019-06-09 | 52.192.193.230 (ClassC) |
| 2021-04-11 | 3.115.177.254 (ClassC) |
| 2021-08-25 | 52.192.71.128 (ClassC) |
| 2021-12-08 | 13.114.94.247 (ClassC) |
| 2023-12-01 | 52.68.253.219 (ClassC) |
| 2024-01-21 | 52.68.6.151 (ClassC) |
| 2024-04-20 | 18.181.57.183 (ClassC) |
| 2024-05-25 | 13.113.138.202 (ClassC) |
| 2024-07-24 | 52.196.81.65 (ClassC) |
| 2024-08-10 | 3.113.133.34 (ClassC) |
| 2024-11-01 | 57.181.140.103 (ClassC) |
| 2024-11-11 | 52.69.248.34 (ClassC) |
| 2024-11-24 | 13.231.53.194 (ClassC) |
| 2025-05-11 | 57.180.67.3 (ClassC) |
| 2025-05-21 | 35.79.63.161 (ClassC) |
| 2025-06-25 | 18.178.132.240 (ClassC) |
| 2025-08-18 | 54.65.248.93 (ClassC) |
| 2025-09-06 | 52.195.23.98 (ClassC) |
| 2025-09-10 | 18.180.164.185 (ClassC) |
| 2026-02-26 | 13.193.74.197 (ClassC) |
| Date | Domain | IP |
| www.kosho.or.jp | 2023-12-01 | 52.68.253.219 |