| Date | Description |
|---|---|
| 2019-07-02 | update website_status Disallowed => FlippedRobots |
| 2019-05-02 | update website_status FlippedRobots => Disallowed |
| 2019-04-13 | update website_status OK => FlippedRobots |
| 2014-09-10 | update robots_txt_status www.27ld.com: 200 => 404 |