| Date | Description |
|---|---|
| 2025-04-03 | update website_status OK => IndexPageFetchError |
| 2025-01-30 | update robots_txt_status ibt-systems.net: 200 => 404 |
| 2024-12-29 | update robots_txt_status ibt-systems.net: 404 => 200 |
| 2024-08-27 | update website_status OK => InternalLimits |
| 2023-03-13 | update robots_txt_status ibt-systems.net: 200 => 404 |