| Date | IP Address |
| 2020-07-31 | 13.226.50.17 (ClassC) |
| 2020-07-31 | 13.226.132.93 (ClassC) |
| 2020-08-17 | 13.33.60.100 (ClassC) |
| 2020-09-01 | 13.226.52.87 (ClassC) |
| 2020-09-01 | 13.226.52.4 (ClassC) |
| 2020-09-03 | 13.226.45.58 (ClassC) |
| 2020-09-03 | 13.226.45.74 (ClassC) |
| 2020-10-08 | 13.35.82.2 (ClassC) |
| 2020-10-08 | 13.35.82.126 (ClassC) |
| 2020-10-21 | 13.249.25.31 (ClassC) |
| 2020-10-21 | 13.249.25.86 (ClassC) |
| 2021-01-09 | 13.226.49.97 (ClassC) |
| 2021-01-12 | 99.84.214.124 (ClassC) |
| 2023-09-13 | 3.163.80.17 (ClassC) |
| 2024-04-04 | 13.224.14.77 (ClassC) |
| 2024-05-07 | 18.165.53.74 (ClassC) |
| 2024-06-27 | 3.163.24.19 (ClassC) |
| 2024-10-16 | 13.224.14.27 (ClassC) |
| 2024-11-14 | 3.163.24.38 (ClassC) |
| 2024-12-17 | 13.224.14.74 (ClassC) |
| 2024-12-24 | 3.163.24.119 (ClassC) |
| 2025-01-09 | 3.163.24.89 (ClassC) |
| 2025-01-18 | 99.84.66.23 (ClassC) |
| 2025-03-10 | 52.84.162.121 (ClassC) |
| 2025-04-10 | 52.84.162.108 (ClassC) |
| 2025-05-22 | 52.84.162.10 (ClassC) |
| 2025-06-16 | 204.246.191.126 (ClassC) |
| 2025-10-11 | 3.163.24.81 (ClassC) |
| 2025-12-13 | 3.163.24.60 (ClassC) |
| 2026-01-14 | 3.163.24.84 (ClassC) |
| 2026-02-12 | 3.163.24.128 (ClassC) |
| Date | Domain | IP |
| www3.kobunsha.com | 2024-10-05 | 18.161.6.125 |
| special.kobunsha.com | 2023-11-29 | 204.246.191.62 |
| data.en.kobunsha.com | 2024-10-26 | 108.138.94.49 |
| recruit.kobunsha.com | 2024-11-11 | 99.84.66.125 |
| www.kobunsha.com | 2023-11-01 | 3.163.24.89 |