| Date | Description |
|---|---|
| 2020-07-06 | update website_status FlippedRobots => OK |
| 2020-06-29 | update website_status OK => FlippedRobots |
| 2019-09-13 | update website_status DomainNotFound => OK |
| 2019-08-13 | update website_status OK => DomainNotFound |
| 2016-06-09 | update robots_txt_status www.ces.ca: 404 => 200 |
| 2013-05-16 | update website_status NotEnoughTargetInformation => OK |
| 2013-04-21 | update website_status FailedRobotsTxt => NotEnoughTargetInformation |