| Date | IP Address |
| 2013-02-07 | 111.171.222.104 (ClassC) |
| 2024-02-21 | 203.137.163.211 (ClassC) |
| 2024-05-25 | 210.152.117.5 (ClassC) |
| 2024-06-13 | 210.152.119.122 (ClassC) |
| 2024-08-10 | 203.137.165.222 (ClassC) |
| 2024-10-07 | 203.137.167.53 (ClassC) |
| 2024-11-12 | 203.137.166.217 (ClassC) |
| Date | Domain | IP |
| adimage.syosetu.com | 2024-08-01 | 18.161.6.9 |
| www.syosetu.com | 2024-08-10 | 203.137.165.109 |