| Date | IP Address |
| 2018-10-15 | 52.84.141.192 (ClassC) |
| 2018-10-15 | 52.84.141.208 (ClassC) |
| 2018-10-15 | 52.84.141.45 (ClassC) |
| 2018-10-15 | 52.84.141.190 (ClassC) |
| 2020-10-01 | 99.84.170.95 (ClassC) |
| 2020-10-01 | 99.84.174.4 (ClassC) |
| 2020-10-01 | 99.84.174.75 (ClassC) |
| 2020-10-01 | 99.84.174.95 (ClassC) |
| 2020-10-05 | 13.226.18.11 (ClassC) |
| 2020-10-05 | 13.226.18.88 (ClassC) |
| 2020-10-13 | 99.84.167.118 (ClassC) |
| 2020-10-13 | 99.84.167.47 (ClassC) |
| 2020-10-13 | 99.84.167.54 (ClassC) |
| 2020-10-13 | 99.84.167.85 (ClassC) |
| 2020-10-30 | 99.84.160.40 (ClassC) |
| 2020-10-30 | 99.84.160.44 (ClassC) |
| 2020-10-30 | 99.84.160.51 (ClassC) |
| 2024-02-08 | 18.176.80.138 (ClassC) |
| 2024-02-20 | 52.194.32.47 (ClassC) |
| 2024-02-28 | 176.34.30.113 (ClassC) |
| 2024-03-02 | 18.180.243.250 (ClassC) |
| 2024-03-05 | 54.199.245.143 (ClassC) |
| 2024-03-11 | 35.72.222.158 (ClassC) |
| 2024-07-06 | 54.238.51.115 (ClassC) |
| 2024-09-01 | 54.250.77.205 (ClassC) |
| 2024-11-21 | 52.195.23.53 (ClassC) |
| 2024-12-11 | 35.78.33.101 (ClassC) |
| 2025-01-07 | 35.72.240.176 (ClassC) |
| 2025-03-19 | 35.78.10.39 (ClassC) |
| 2025-03-28 | 52.199.222.71 (ClassC) |
| Date | Domain | IP |
| static.ichimura.ed.jp | 2024-09-09 | 18.161.6.71 |
| archive.ichimura.ed.jp | 2024-08-01 | 99.84.66.20 |
| applying.ichimura.ed.jp | 2024-02-08 | 18.176.80.138 |
| asset-applying.ichimura.ed.jp | 2024-06-22 | 204.246.191.100 |
| asset.ichimura.ed.jp | 2021-05-06 | 65.8.49.103 |
| www.ichimura.ed.jp | 2024-02-18 | 52.9.166.110 |