| Date | IP Address |
| 2014-10-30 | 54.238.192.140 (ClassC) |
| 2024-11-24 | 3.113.196.236 (ClassC) |
| 2024-12-26 | 13.112.183.48 (ClassC) |
| 2025-02-16 | 52.193.92.242 (ClassC) |
| 2025-04-28 | 54.95.207.169 (ClassC) |
| 2025-08-11 | 35.75.194.163 (ClassC) |
| 2025-08-27 | 52.193.239.33 (ClassC) |
| 2025-10-27 | 18.181.14.202 (ClassC) |
| 2025-11-16 | 18.177.180.54 (ClassC) |
| 2025-12-05 | 35.79.177.129 (ClassC) |
| 2025-12-16 | 35.74.129.188 (ClassC) |
| Date | Domain | IP |
| iroha.corec.jp | 2025-01-15 | 52.84.162.66 |
| www.corec.jp | 2024-11-24 | 3.113.196.236 |