| Property | Value |
| Location | Beijing, China |
| Country | China |
| Domain | Date |
| dongfund.com | 2025-06-01 |
| www.dongfund.com | 2025-01-26 |
| s.koopass.com | 2020-12-01 |
| 403.koolearn.com | 2020-10-05 |
| ggua.cn | 2020-08-25 |
| app.koolearn.com | 2020-08-06 |
| campus.koolearn.com | 2020-07-23 |
| idc.koopass.com | 2019-09-29 |
| analysis.koolearn.com | 2019-08-04 |
| donutmanagertest.koolearn.com | 2019-07-27 |
| readingtest.koolearn.com | 2019-07-16 |
| wwwtest.koo.cn | 2019-05-22 |
| collegetest.koolearn.com | 2019-05-21 |