| Date | IP Address |
| 2019-02-20 | 13.33.155.187 (ClassC) |
| 2019-02-20 | 13.33.155.195 (ClassC) |
| 2019-02-20 | 13.33.155.56 (ClassC) |
| 2019-03-05 | 99.84.168.18 (ClassC) |
| 2021-03-01 | 52.84.127.129 (ClassC) |
| 2021-03-01 | 99.84.253.91 (ClassC) |
| 2024-07-19 | 18.161.6.80 (ClassC) |
| 2024-12-26 | 3.163.158.128 (ClassC) |
| Date | Domain | IP |
| bridge.mbb.mc-j.co.jp | 2024-02-24 | 18.179.242.222 |
| daiwahouse.mc-j.co.jp | 2024-12-19 | 99.86.38.66 |
| ap.mc-j.co.jp | 2024-07-19 | 18.161.6.80 |
| ap.dev.mc-j.co.jp | 2024-02-18 | 204.246.191.37 |
| mcjs.dev.mc-j.co.jp | 2024-12-24 | 3.165.160.126 |
| www.mc-j.co.jp | 2024-10-25 | 99.86.38.66 |
| my.mc-j.co.jp | 2023-08-25 | 104.103.220.245 |