| Date | IP Address |
| 2017-10-18 | 52.69.156.173 (ClassC) |
| 2020-09-27 | 52.69.247.157 (ClassC) |
| 2023-08-14 | 52.192.164.91 (ClassC) |
| 2023-08-26 | 13.112.69.137 (ClassC) |
| 2024-04-22 | 54.250.196.153 (ClassC) |
| 2024-05-09 | 18.176.184.53 (ClassC) |
| 2024-05-25 | 52.194.107.133 (ClassC) |
| 2024-08-28 | 43.206.197.56 (ClassC) |
| 2024-09-02 | 13.115.97.54 (ClassC) |
| 2024-09-13 | 35.72.44.199 (ClassC) |
| 2025-02-13 | 54.250.32.63 (ClassC) |
| 2025-04-07 | 18.180.29.48 (ClassC) |
| 2025-05-10 | 54.150.27.244 (ClassC) |
| 2025-07-18 | 52.194.27.193 (ClassC) |
| 2025-09-05 | 176.34.11.188 (ClassC) |
| 2026-02-08 | 54.178.160.126 (ClassC) |
| Date | Domain | IP |
| ja.sekaiproperty.com | 2024-08-28 | 76.76.21.123 |
| en.sekaiproperty.com | 2024-08-28 | 18.176.100.98 |
| www.sekaiproperty.com | 2024-05-25 | 52.194.107.133 |