| Date | IP Address |
| 2023-12-29 | 18.239.168.28 (ClassC) |
| 2024-10-04 | 3.167.88.10 (ClassC) |
| 2025-08-16 | 3.162.3.12 (ClassC) |
| 2025-08-30 | 3.170.73.76 (ClassC) |
| 2025-12-10 | 3.169.173.126 (ClassC) |
| 2025-12-15 | 3.169.173.38 (ClassC) |
| Date | Domain | IP |
| sbturtle1.shogakukan.co.jp | 2025-05-23 | 61.196.172.234 |
| dora-km3.shogakukan.co.jp | 2024-07-27 | 3.163.189.63 |
| kids-km3.shogakukan.co.jp | 2025-08-25 | 210.236.234.43 |
| club.shogakukan.co.jp | 2025-09-13 | 182.236.92.182 |
| doc.shogakukan.co.jp | 2024-12-19 | 99.86.38.26 |
| id.shogakukan.co.jp | 2025-09-14 | 210.236.234.26 |
| form.id.shogakukan.co.jp | 2025-10-10 | 210.236.234.37 |
| scpre.shogakukan.co.jp | 2025-03-04 | 182.236.92.146 |
| domani.shogakukan.co.jp | 2025-04-23 | 182.236.92.146 |
| jbungakukan.shogakukan.co.jp | 2025-09-20 | 13.248.203.137 |
| ciao.shogakukan.co.jp | 2025-12-10 | 3.169.173.126 |
| api.ciao.shogakukan.co.jp | 2025-02-19 | 18.172.170.109 |
| cdn.ciao.shogakukan.co.jp | 2024-11-14 | 99.86.38.66 |
| www.shogakukan.co.jp | 2025-09-13 | 210.236.234.22 |