| Date | Description |
|---|---|
| 2024-04-11 | update robots_txt_status qualtech-eng.com: 404 => 200 |
| 2024-04-11 | update robots_txt_status www.ext-qualtech-eng.com: 404 => 200 |
| 2024-04-11 | update robots_txt_status www.qualtech-eng.com: 404 => 200 |
| 2024-04-11 | update website_status IndexPageFetchError => OK |
| 2023-05-22 | update website_status OK => IndexPageFetchError |