| Date | IP Address |
| 2016-05-31 | 54.250.185.74 (ClassC) |
| 2017-06-05 | 54.64.130.121 (ClassC) |
| 2018-05-04 | 52.192.0.208 (ClassC) |
| 2018-05-04 | 52.198.45.199 (ClassC) |
| 2018-09-11 | 52.194.52.131 (ClassC) |
| 2018-09-11 | 18.182.166.64 (ClassC) |
| 2019-04-15 | 52.196.33.185 (ClassC) |
| 2020-08-27 | 54.250.184.117 (ClassC) |
| 2020-08-27 | 54.150.38.84 (ClassC) |
| 2024-03-09 | 3.113.114.98 (ClassC) |
| 2024-09-19 | 13.115.164.52 (ClassC) |
| 2025-01-13 | 13.113.102.175 (ClassC) |
| Date | Domain | IP |
| www.jyoseikin-sr.jp | 2024-07-21 | 35.74.179.89 |