| Date | IP Address |
| 2018-06-11 | 52.197.176.8 (ClassC) |
| 2018-06-11 | 52.198.168.97 (ClassC) |
| 2018-10-22 | 52.68.124.242 (ClassC) |
| 2018-10-22 | 54.64.14.7 (ClassC) |
| 2019-06-24 | 52.196.33.185 (ClassC) |
| 2019-09-24 | 54.178.203.204 (ClassC) |
| 2019-09-24 | 52.193.53.184 (ClassC) |
| 2020-08-02 | 54.150.38.84 (ClassC) |
| 2020-08-02 | 54.250.184.117 (ClassC) |
| 2020-11-18 | 52.196.86.53 (ClassC) |
| 2024-03-06 | 54.178.55.111 (ClassC) |
| 2024-07-04 | 35.72.42.170 (ClassC) |
| 2024-09-30 | 35.74.156.122 (ClassC) |
| 2025-01-27 | 18.181.134.182 (ClassC) |
| Date | Domain | IP |
| www.keisei-clinic.jp | 2024-03-10 | 204.246.191.51 |