| Date | Description |
|---|---|
| 2021-01-27 | update robots_txt_status www.hhm-project-management.com: 0 => 404 |
| 2020-02-19 | update robots_txt_status www.hhm-project-management.com: 404 => 0 |
| 2018-10-11 | update website_status InvalidLanguage => OK |
| 2018-05-31 | update website_status OK => InvalidLanguage |