| Date | IP Address |
| 2020-01-20 | 99.84.170.111 (ClassC) |
| 2020-01-20 | 99.84.170.26 (ClassC) |
| 2020-01-20 | 99.84.170.67 (ClassC) |
| 2020-09-02 | 99.84.251.104 (ClassC) |
| 2020-09-03 | 13.227.44.79 (ClassC) |
| 2020-09-03 | 13.227.44.88 (ClassC) |
| 2020-09-03 | 13.227.44.114 (ClassC) |
| 2020-12-23 | 13.249.130.5 (ClassC) |
| 2020-12-23 | 13.226.18.15 (ClassC) |
| 2020-12-23 | 13.249.130.7 (ClassC) |
| 2021-11-23 | 54.230.15.60 (ClassC) |
| 2021-11-23 | 54.230.15.8 (ClassC) |
| 2024-12-16 | 13.224.14.51 (ClassC) |
| 2025-03-22 | 13.224.14.124 (ClassC) |
| 2025-04-19 | 3.163.24.78 (ClassC) |
| 2025-05-22 | 3.163.24.79 (ClassC) |
| 2025-07-24 | 3.163.24.124 (ClassC) |
| 2025-07-29 | 3.163.24.24 (ClassC) |
| Date | Domain | IP |
| admin.stg02.gratica.okwave.jp | 2024-07-03 | 3.163.24.69 |
| admin.dev03.gratica.okwave.jp | 2023-12-20 | 18.155.192.108 |
| admin.dev04.gratica.okwave.jp | 2024-12-16 | 13.224.14.51 |
| admin.gratica.okwave.jp | 2024-12-08 | 18.161.6.111 |