| Date | IP Address |
| 2019-07-13 | 52.69.33.210 (ClassC) |
| 2020-04-15 | 52.199.100.225 (ClassC) |
| 2020-05-27 | 52.199.108.153 (ClassC) |
| 2020-09-03 | 52.68.173.203 (ClassC) |
| 2020-09-18 | 54.238.149.86 (ClassC) |
| 2020-10-01 | 52.193.220.251 (ClassC) |
| 2020-11-18 | 54.64.91.143 (ClassC) |
| 2020-11-29 | 13.231.91.41 (ClassC) |
| 2021-01-10 | 13.112.90.195 (ClassC) |
| 2021-04-27 | 52.196.183.211 (ClassC) |
| 2021-05-09 | 13.114.7.163 (ClassC) |
| 2022-05-23 | 52.194.81.152 (ClassC) |
| 2022-07-21 | 54.150.222.144 (ClassC) |
| 2022-07-31 | 52.194.203.180 (ClassC) |
| 2023-05-17 | 13.230.240.42 (ClassC) |
| 2023-09-26 | 54.199.26.47 (ClassC) |
| 2024-01-14 | 13.115.110.103 (ClassC) |
| 2024-07-10 | 54.64.57.211 (ClassC) |
| 2024-07-19 | 13.230.127.91 (ClassC) |
| 2024-10-19 | 52.194.35.88 (ClassC) |
| 2025-10-23 | 75.2.33.216 (ClassC) |
| 2025-12-12 | 172.233.219.78 (ClassC) |
| 2026-01-22 | 15.197.148.33 (ClassC) |
| Date | Domain | IP |
| www.koshigayabase.com | 2025-10-12 | 75.2.33.216 |